Merge pull request 'Update EventFight.hasFinished' (#69) from UpdateEventFight into master

Reviewed-on: #69
Reviewed-by: Lixfel <lixfel@steamwar.de>

build.gradle

@@ -74,15 +74,29 @@ repositories {
 }
 
 dependencies {
-    compileOnly 'org.projectlombok:lombok:1.18.22'
+    compileOnly 'org.projectlombok:lombok:1.18.32'
-    testCompileOnly 'org.projectlombok:lombok:1.18.22'
+    testCompileOnly 'org.projectlombok:lombok:1.18.32'
-    annotationProcessor 'org.projectlombok:lombok:1.18.22'
+    annotationProcessor 'org.projectlombok:lombok:1.18.32'
-    testAnnotationProcessor 'org.projectlombok:lombok:1.18.22'
+    testAnnotationProcessor 'org.projectlombok:lombok:1.18.32'
 
     testImplementation 'junit:junit:4.13.2'
     testImplementation 'org.hamcrest:hamcrest:2.2'
+
+    compileOnly 'org.xerial:sqlite-jdbc:3.46.0.0'
 }
 
+task buildResources {
+    doLast {
+        File to = new File("${buildDir}/classes/java/main/META-INF/services/javax.annotation.processing.Processor")
+        to.parentFile.mkdirs()
+        if (!to.exists()) {
+            to.createNewFile()
+            to.append("de.steamwar.linkage.LinkageProcessor\n")
+        }
+    }
+}
+classes.finalizedBy(buildResources)
+
 task buildProject {
     description 'Build this project'
     group "Steamwar"

src/de/steamwar/ImplementationProvider.java

@@ -0,0 +1,34 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar;
+
+import java.lang.reflect.InvocationTargetException;
+
+public class ImplementationProvider {
+    private ImplementationProvider() {}
+
+    public static <T> T getImpl(String className) {
+        try {
+            return (T) Class.forName(className).getDeclaredConstructor().newInstance();
+        } catch (InstantiationException | IllegalAccessException | InvocationTargetException | NoSuchMethodException | ClassNotFoundException e) {
+            throw new SecurityException("Could not load implementation", e);
+        }
+    }
+}

src/de/steamwar/command/AbstractSWCommand.java

@@ -20,25 +20,30 @@
 package de.steamwar.command;
 
 import java.lang.annotation.*;
+import java.lang.reflect.Array;
+import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Parameter;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
 import java.util.function.BiConsumer;
-import java.util.function.IntPredicate;
+import java.util.function.BiPredicate;
+import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 public abstract class AbstractSWCommand<T> {
 
+    private static final Map<Class<AbstractSWCommand<?>>, List<AbstractSWCommand<?>>> dependencyMap = new HashMap<>();
+
     private Class<?> clazz; // This is used in createMappings()
 
     private boolean initialized = false;
     protected final List<SubCommand<T>> commandList = new ArrayList<>();
-    protected final List<SubCommand<T>> commandHelpList = new ArrayList<>();
+    protected final List<SubCommand<T>> helpCommandList = new ArrayList<>();
 
     private final Map<String, AbstractTypeMapper<T, ?>> localTypeMapper = new HashMap<>();
-    private final Map<String, AbstractGuardChecker<T>> localGuardChecker = new HashMap<>();
     private final Map<String, AbstractValidator<T, ?>> localValidators = new HashMap<>();
 
     protected AbstractSWCommand(Class<T> clazz, String command) {
@@ -47,6 +52,13 @@ public abstract class AbstractSWCommand<T> {
 
     protected AbstractSWCommand(Class<T> clazz, String command, String... aliases) {
         this.clazz = clazz;
+
+        PartOf partOf = this.getClass().getAnnotation(PartOf.class);
+        if (partOf != null) {
+            dependencyMap.computeIfAbsent((Class<AbstractSWCommand<?>>) partOf.value(), k -> new ArrayList<>()).add(this);
+            return;
+        }
+
         createAndSafeCommand(command, aliases);
         unregister();
         register();
@@ -66,21 +78,22 @@ public abstract class AbstractSWCommand<T> {
         System.out.println(message.get());
     }
 
-    protected void sendMessage(T sender, String message, Object[] args) {}
+    protected void sendMessage(T sender, String message, Object[] args) {
+    }
+
+    protected void initialisePartOf(AbstractSWCommand parent) {
+    }
 
     protected final void execute(T sender, String alias, String[] args) {
         initialize();
         List<Runnable> errors = new ArrayList<>();
         try {
-            if (!commandList.stream().anyMatch(s -> s.invoke(errors::add, sender, alias, args))) {
+            if (commandList.stream().noneMatch(s -> s.invoke(errors::add, sender, alias, args))) {
-                if (!errors.isEmpty()) {
+                errors.forEach(Runnable::run);
-                    errors.forEach(Runnable::run);
+            } else return;
-                    return;
+            if (errors.isEmpty() && helpCommandList.stream().noneMatch(s -> s.invoke(errors::add, sender, alias, args))) {
-                }
+                errors.forEach(Runnable::run);
-                commandHelpList.stream().anyMatch(s -> s.invoke((ignore) -> {}, sender, alias, args));
             }
-        } catch (CommandNoHelpException e) {
-            // Ignored
         } catch (CommandFrameworkException e) {
             commandSystemError(sender, e);
             throw e;
@@ -90,95 +103,45 @@ public abstract class AbstractSWCommand<T> {
     protected final List<String> tabComplete(T sender, String alias, String[] args) throws IllegalArgumentException {
         initialize();
         String string = args[args.length - 1].toLowerCase();
-        return commandList.stream()
+        return Stream.concat(commandList.stream(), helpCommandList.stream())
                 .filter(s -> !s.noTabComplete)
                 .map(s -> s.tabComplete(sender, args))
                 .filter(Objects::nonNull)
                 .flatMap(Collection::stream)
                 .filter(s -> !s.isEmpty())
-                .filter(s -> s.toLowerCase().startsWith(string))
+                .filter(s -> s.toLowerCase().startsWith(string) || string.startsWith(s.toLowerCase()))
                 .distinct()
                 .collect(Collectors.toList());
     }
 
-    private void initialize() {
+    private synchronized void initialize() {
         if (initialized) return;
-        createMapping();
+        List<Method> methods = methods().stream()
-    }
+                .filter(this::validateMethod)
-
+                .collect(Collectors.toList());
-    private synchronized void createMapping() {
-        List<Method> methods = methods();
         for (Method method : methods) {
             Cached cached = method.getAnnotation(Cached.class);
-            addMapper(Mapper.class, method, i -> i == 0, false, AbstractTypeMapper.class, (anno, typeMapper) -> {
+            this.<Mapper, AbstractTypeMapper<?, ?>>add(Mapper.class, method, (anno, typeMapper) -> {
                 TabCompletionCache.add(typeMapper, cached);
-                if (anno.local()) {
+                (anno.local() ? ((Map) localTypeMapper) : SWCommandUtils.getMAPPER_FUNCTIONS()).put(anno.value(), typeMapper);
-                    localTypeMapper.putIfAbsent(anno.value(), (AbstractTypeMapper<T, ?>) typeMapper);
-                } else {
-                    SWCommandUtils.getMAPPER_FUNCTIONS().putIfAbsent(anno.value(), typeMapper);
-                }
             });
-            addMapper(ClassMapper.class, method, i -> i == 0, false, AbstractTypeMapper.class, (anno, typeMapper) -> {
+            this.<ClassMapper, AbstractTypeMapper<?, ?>>add(ClassMapper.class, method, (anno, typeMapper) -> {
                 TabCompletionCache.add(typeMapper, cached);
-                if (anno.local()) {
+                (anno.local() ? ((Map) localTypeMapper) : SWCommandUtils.getMAPPER_FUNCTIONS()).put(anno.value().getName(), typeMapper);
-                    localTypeMapper.putIfAbsent(anno.value().getTypeName(), (AbstractTypeMapper<T, ?>) typeMapper);
-                } else {
-                    SWCommandUtils.getMAPPER_FUNCTIONS().putIfAbsent(anno.value().getTypeName(), typeMapper);
-                }
             });
-            addGuard(Guard.class, method, i -> i == 0, false, AbstractGuardChecker.class, (anno, guardChecker) -> {
+            this.<Validator, AbstractValidator<?, ?>>add(Validator.class, method, (anno, validator) -> {
-                if (anno.local()) {
+                (anno.local() ? ((Map) localValidators) : SWCommandUtils.getVALIDATOR_FUNCTIONS()).put(anno.value(), validator);
-                    localGuardChecker.putIfAbsent(anno.value(), (AbstractGuardChecker<T>) guardChecker);
-                } else {
-                    SWCommandUtils.getGUARD_FUNCTIONS().putIfAbsent(anno.value(), guardChecker);
-                }
             });
-            addGuard(ClassGuard.class, method, i -> i == 0, false, AbstractGuardChecker.class, (anno, guardChecker) -> {
+            this.<ClassValidator, AbstractValidator<?, ?>>add(ClassValidator.class, method, (anno, validator) -> {
-                if (anno.local()) {
+                (anno.local() ? ((Map) localValidators) : SWCommandUtils.getVALIDATOR_FUNCTIONS()).put(anno.value().getName(), validator);
-                    localGuardChecker.putIfAbsent(anno.value().getTypeName(), (AbstractGuardChecker<T>) guardChecker);
-                } else {
-                    SWCommandUtils.getGUARD_FUNCTIONS().putIfAbsent(anno.value().getTypeName(), guardChecker);
-                }
-            });
-            addValidator(Validator.class, method, i -> i == 0, false, AbstractValidator.class, (anno, validator) -> {
-                if (anno.local()) {
-                    localValidators.putIfAbsent(anno.value(), (AbstractValidator<T, ?>) validator);
-                } else {
-                    SWCommandUtils.getVALIDATOR_FUNCTIONS().putIfAbsent(anno.value(), validator);
-                }
-            });
-            addValidator(ClassValidator.class, method, i -> i == 0, false, AbstractValidator.class, (anno, validator) -> {
-                if (anno.local()) {
-                    localValidators.putIfAbsent(anno.value().getTypeName(), (AbstractValidator<T, ?>) validator);
-                } else {
-                    SWCommandUtils.getVALIDATOR_FUNCTIONS().putIfAbsent(anno.value().getTypeName(), validator);
-                }
             });
         }
         for (Method method : methods) {
-            add(Register.class, method, i -> i > 0, true, null, (anno, parameters) -> {
+            add(Register.class, method, true, (anno, parameters) -> {
-                if (!anno.help()) return;
-                if (parameters.length != 2) {
-                    commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking parameters or has too many");
-                }
-                if (!parameters[parameters.length - 1].isVarArgs()) {
-                    commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking the varArgs parameters as last Argument");
-                }
-                if (parameters[parameters.length - 1].getType().getComponentType() != String.class) {
-                    commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking the varArgs parameters of type '" + String.class.getTypeName() + "' as last Argument");
-                    return;
-                }
-                commandHelpList.add(new SubCommand<>(this, method, anno.value(), new HashMap<>(), new HashMap<>(), localGuardChecker, true, null, anno.noTabComplete()));
-            });
-
-            add(Register.class, method, i -> i > 0, true, null, (anno, parameters) -> {
-                if (anno.help()) return;
                 for (int i = 1; i < parameters.length; i++) {
                     Parameter parameter = parameters[i];
                     Class<?> clazz = parameter.getType();
-                    if (parameter.isVarArgs() && i == parameters.length - 1) {
+                    if (parameter.isVarArgs()) clazz = clazz.getComponentType();
-                        clazz = parameter.getType().getComponentType();
-                    }
                     Mapper mapper = parameter.getAnnotation(Mapper.class);
                     if (clazz.isEnum() && mapper == null && !SWCommandUtils.getMAPPER_FUNCTIONS().containsKey(clazz.getTypeName())) {
                         continue;
@@ -189,78 +152,103 @@ public abstract class AbstractSWCommand<T> {
                         return;
                     }
                 }
-                commandList.add(new SubCommand<>(this, method, anno.value(), localTypeMapper, localValidators, localGuardChecker, false, anno.description(), anno.noTabComplete()));
+                commandList.add(new SubCommand<>(this, method, anno.value(), localTypeMapper, localValidators, anno.description(), anno.noTabComplete()));
             });
         }
 
-        this.commandList.sort((o1, o2) -> {
+        if (dependencyMap.containsKey(this.getClass())) {
-            int compare = Integer.compare(-o1.subCommand.length, -o2.subCommand.length);
+            dependencyMap.get(this.getClass()).forEach(abstractSWCommand -> {
-            if (compare != 0) {
+                abstractSWCommand.localTypeMapper.putAll((Map) localTypeMapper);
-                return compare;
+                abstractSWCommand.localValidators.putAll((Map) localValidators);
+                abstractSWCommand.initialisePartOf(this);
+                abstractSWCommand.initialize();
+                commandList.addAll((Collection) abstractSWCommand.commandList);
+            });
+        }
+
+        Collections.sort(commandList);
+        commandList.removeIf(subCommand -> {
+            if (subCommand.isHelp) {
+                helpCommandList.add(subCommand);
+                return true;
             } else {
-                return Integer.compare(o1.comparableValue, o2.comparableValue);
+                return false;
-            }
-        });
-        commandHelpList.sort((o1, o2) -> {
-            int compare = Integer.compare(-o1.subCommand.length, -o2.subCommand.length);
-            if (compare != 0) {
-                return compare;
-            } else {
-                return Integer.compare(o1.method.getDeclaringClass() == AbstractSWCommand.class ? 1 : 0,
-                        o2.method.getDeclaringClass() == AbstractSWCommand.class ? 1 : 0);
             }
         });
         initialized = true;
     }
 
-    private <T extends Annotation> void add(Class<T> annotation, Method method, IntPredicate parameterTester, boolean firstParameter, Class<?> returnType, BiConsumer<T, Parameter[]> consumer) {
+    private boolean validateMethod(Method method) {
+        if (!checkType(method.getAnnotations(), method.getReturnType(), false, annotation -> {
+            CommandMetaData.Method methodMetaData = annotation.annotationType().getAnnotation(CommandMetaData.Method.class);
+            if (methodMetaData == null) return (aClass, varArg) -> true;
+            if (method.getParameterCount() > methodMetaData.maxParameterCount() || method.getParameterCount() < methodMetaData.minParameterCount())
+                return (aClass, varArg) -> false;
+            return (aClass, varArg) -> {
+                Class<?>[] types = methodMetaData.value();
+                if (types == null) return true;
+                for (Class<?> type : types) {
+                    if (type.isAssignableFrom(aClass)) return true;
+                }
+                return false;
+            };
+        }, "The method '" + method + "'")) return false;
+        boolean valid = true;
+        for (Parameter parameter : method.getParameters()) {
+            if (!checkType(parameter.getAnnotations(), parameter.getType(), parameter.isVarArgs(), annotation -> {
+                CommandMetaData.Parameter parameterMetaData = annotation.annotationType().getAnnotation(CommandMetaData.Parameter.class);
+                if (parameterMetaData == null) return (aClass, varArg) -> true;
+                Class<?> handler = parameterMetaData.handler();
+                if (BiPredicate.class.isAssignableFrom(handler)) {
+                    try {
+                        return (BiPredicate<Class<?>, Boolean>) handler.getConstructor().newInstance();
+                    } catch (InstantiationException | IllegalAccessException | InvocationTargetException |
+                             NoSuchMethodException e) {
+                    }
+                }
+                return (aClass, varArg) -> {
+                    if (varArg) aClass = aClass.getComponentType();
+                    Class<?>[] types = parameterMetaData.value();
+                    if (types == null) return true;
+                    for (Class<?> current : types) {
+                        if (current.isAssignableFrom(aClass)) return true;
+                    }
+                    return false;
+                };
+            }, "The parameter '" + parameter + "'")) valid = false;
+        }
+        return valid;
+    }
+
+    private boolean checkType(Annotation[] annotations, Class<?> clazz, boolean varArg, Function<Annotation, BiPredicate<Class<?>, Boolean>> toApplicableTypes, String warning) {
+        boolean valid = true;
+        for (Annotation annotation : annotations) {
+            BiPredicate<Class<?>, Boolean> predicate = toApplicableTypes.apply(annotation);
+            if (!predicate.test(clazz, varArg)) {
+                commandSystemWarning(() -> warning + " is using an unsupported annotation of type '" + annotation.annotationType().getName() + "'");
+                valid = false;
+            }
+        }
+        return valid;
+    }
+
+    private <T extends Annotation> void add(Class<T> annotation, Method method, boolean firstParameter, BiConsumer<T, Parameter[]> consumer) {
         T[] anno = SWCommandUtils.getAnnotation(method, annotation);
         if (anno == null || anno.length == 0) return;
 
         Parameter[] parameters = method.getParameters();
-        if (!parameterTester.test(parameters.length)) {
-            commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking parameters or has too many");
-            return;
-        }
         if (firstParameter && !clazz.isAssignableFrom(parameters[0].getType())) {
             commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking the first parameter of type '" + clazz.getTypeName() + "'");
             return;
         }
-        if (returnType != null && !returnType.isAssignableFrom(method.getReturnType())) {
-            commandSystemWarning(() -> "The method '" + method.toString() + "' is lacking the desired return type '" + returnType.getTypeName() + "'");
-            return;
-        }
         Arrays.stream(anno).forEach(t -> consumer.accept(t, parameters));
     }
 
-    private <T extends Annotation> void addMapper(Class<T> annotation, Method method, IntPredicate parameterTester, boolean firstParameter, Class<?> returnType, BiConsumer<T, AbstractTypeMapper<?, ?>> consumer) {
+    private <T extends Annotation, K> void add(Class<T> annotation, Method method, BiConsumer<T, K> consumer) {
-        add(annotation, method, parameterTester, firstParameter, returnType, (anno, parameters) -> {
+        add(annotation, method, false, (anno, parameters) -> {
             try {
                 method.setAccessible(true);
-                consumer.accept(anno, (AbstractTypeMapper<T, ?>) method.invoke(this));
+                consumer.accept(anno, (K) method.invoke(this));
-            } catch (Exception e) {
-                throw new SecurityException(e.getMessage(), e);
-            }
-        });
-    }
-
-    private <T extends Annotation> void addValidator(Class<T> annotation, Method method, IntPredicate parameterTester, boolean firstParameter, Class<?> returnType, BiConsumer<T, AbstractValidator<T, ?>> consumer) {
-        add(annotation, method, parameterTester, firstParameter, returnType, (anno, parameters) -> {
-            try {
-                method.setAccessible(true);
-                consumer.accept(anno, (AbstractValidator<T, ?>) method.invoke(this));
-            } catch (Exception e) {
-                throw new SecurityException(e.getMessage(), e);
-            }
-        });
-    }
-
-    @Deprecated
-    private <T extends Annotation> void addGuard(Class<T> annotation, Method method, IntPredicate parameterTester, boolean firstParameter, Class<?> returnType, BiConsumer<T, AbstractGuardChecker<?>> consumer) {
-        add(annotation, method, parameterTester, firstParameter, returnType, (anno, parameters) -> {
-            try {
-                method.setAccessible(true);
-                consumer.accept(anno, (AbstractGuardChecker<T>) method.invoke(this));
             } catch (Exception e) {
                 throw new SecurityException(e.getMessage(), e);
             }
@@ -284,12 +272,29 @@ public abstract class AbstractSWCommand<T> {
         return methods;
     }
 
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.TYPE})
+    public @interface PartOf {
+        Class<?> value();
+    }
+
+    // --- Annotation for the command ---
+
+    /**
+     * Annotation for registering a method as a command
+     */
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.METHOD})
     @Repeatable(Register.Registeres.class)
+    @CommandMetaData.Method(value = void.class, minParameterCount = 1)
     protected @interface Register {
+
+        /**
+         * Identifier of subcommand
+         */
         String[] value() default {};
 
+        @Deprecated
         boolean help() default false;
 
         String[] description() default {};
@@ -298,6 +303,7 @@ public abstract class AbstractSWCommand<T> {
 
         @Retention(RetentionPolicy.RUNTIME)
         @Target({ElementType.METHOD})
+        @CommandMetaData.Method(value = void.class, minParameterCount = 1)
         @interface Registeres {
             Register[] value();
         }
@@ -305,14 +311,41 @@ public abstract class AbstractSWCommand<T> {
 
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.PARAMETER, ElementType.METHOD})
+    @CommandMetaData.Method(value = AbstractTypeMapper.class, maxParameterCount = 0)
+    @CommandMetaData.ImplicitTypeMapper(handler = Mapper.Handler.class)
     protected @interface Mapper {
         String value();
 
         boolean local() default false;
+
+        class Handler<T> implements AbstractTypeMapper<T, Object> {
+
+            private AbstractTypeMapper<T, Object> inner;
+
+            public Handler(AbstractSWCommand.Mapper mapper, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper) {
+                inner = (AbstractTypeMapper<T, Object>) SWCommandUtils.getTypeMapper(mapper.value(), localTypeMapper);
+            }
+
+            @Override
+            public Object map(T sender, PreviousArguments previousArguments, String s) {
+                return inner.map(sender, previousArguments, s);
+            }
+
+            @Override
+            public boolean validate(T sender, Object value, MessageSender messageSender) {
+                return inner.validate(sender, value, messageSender);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(T sender, PreviousArguments previousArguments, String s) {
+                return inner.tabCompletes(sender, previousArguments, s);
+            }
+        }
     }
 
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.METHOD})
+    @CommandMetaData.Method(value = AbstractTypeMapper.class, maxParameterCount = 0)
     protected @interface ClassMapper {
         Class<?> value();
 
@@ -321,48 +354,58 @@ public abstract class AbstractSWCommand<T> {
 
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.METHOD})
+    @CommandMetaData.Method(value = AbstractTypeMapper.class, maxParameterCount = 0)
     protected @interface Cached {
         long cacheDuration() default 5;
+
         TimeUnit timeUnit() default TimeUnit.SECONDS;
+
         boolean global() default false;
     }
 
-    @Deprecated
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.PARAMETER, ElementType.METHOD})
-    protected @interface Guard {
-        String value() default "";
-
-        boolean local() default false;
-    }
-
-    @Deprecated
-    @Retention(RetentionPolicy.RUNTIME)
-    @Target({ElementType.METHOD})
-    protected @interface ClassGuard {
-        Class<?> value();
-
-        boolean local() default false;
-    }
-
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.PARAMETER, ElementType.METHOD})
+    @CommandMetaData.Method(value = AbstractValidator.class, maxParameterCount = 0)
+    @CommandMetaData.ImplicitValidator(handler = Validator.Handler.class, order = 0)
     protected @interface Validator {
         String value() default "";
 
         boolean local() default false;
+
+        boolean invert() default false;
+
+        class Handler<T> implements AbstractValidator<T, Object> {
+
+            private AbstractValidator<T, Object> inner;
+            private boolean invert;
+
+            public Handler(AbstractSWCommand.Validator validator, Class<?> clazz, Map<String, AbstractValidator<T, ?>> localValidator) {
+                inner = (AbstractValidator<T, Object>) SWCommandUtils.getValidator(validator, clazz, localValidator);
+                invert = validator.invert();
+            }
+
+            @Override
+            public boolean validate(T sender, Object value, MessageSender messageSender) {
+                return inner.validate(sender, value, messageSender) ^ invert;
+            }
+        }
     }
 
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.METHOD})
+    @CommandMetaData.Method(value = AbstractValidator.class, maxParameterCount = 0)
     protected @interface ClassValidator {
         Class<?> value();
 
         boolean local() default false;
     }
 
+    // --- Implicit TypeMapper ---
+
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.PARAMETER})
+    @CommandMetaData.Parameter({String.class, int.class, Integer.class, long.class, Long.class, boolean.class, Boolean.class})
+    @CommandMetaData.ImplicitTypeMapper(handler = StaticValue.Handler.class)
     protected @interface StaticValue {
         String[] value();
 
@@ -371,10 +414,54 @@ public abstract class AbstractSWCommand<T> {
          * and can be set to true if you want to allow int as well as boolean as annotated parameter types.
          * The value array needs to be at least 2 long for this flag to be considered.
          * While using an int, the value will represent the index into the value array.
-         * While using a boolean, the value array must only be 2 long and the value will be {@code false}
+         * While using a boolean, the {@link #falseValues()} defines which indices are
-         * for the first index and {@code true} for the second index.
+         * considered {@code false} or {@code true}.
          */
         boolean allowISE() default false;
+
+        int[] falseValues() default {0};
+
+        class Handler<T> implements AbstractTypeMapper<T, Object> {
+
+            private AbstractTypeMapper inner;
+
+            public Handler(StaticValue staticValue, Class<?> clazz) {
+                if (clazz == String.class) {
+                    inner = SWCommandUtils.createMapper(staticValue.value());
+                    return;
+                }
+                if (!staticValue.allowISE()) {
+                    throw new IllegalArgumentException("The parameter type '" + clazz.getTypeName() + "' is not supported by the StaticValue annotation");
+                }
+                if (clazz == boolean.class || clazz == Boolean.class) {
+                    List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
+                    Set<Integer> falseValues = new HashSet<>();
+                    for (int i : staticValue.falseValues()) falseValues.add(i);
+                    inner = SWCommandUtils.createMapper(s -> {
+                        int index = tabCompletes.indexOf(s);
+                        return index == -1 ? null : !falseValues.contains(index);
+                    }, (commandSender, s) -> tabCompletes);
+                } else if (clazz == int.class || clazz == Integer.class || clazz == long.class || clazz == Long.class) {
+                    List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
+                    inner = SWCommandUtils.createMapper(s -> {
+                        Number index = tabCompletes.indexOf(s);
+                        return index.longValue() == -1 ? null : index;
+                    }, (commandSender, s) -> tabCompletes);
+                } else {
+                    throw new IllegalArgumentException("The parameter type '" + clazz.getTypeName() + "' is not supported by the StaticValue annotation");
+                }
+            }
+
+            @Override
+            public Object map(T sender, PreviousArguments previousArguments, String s) {
+                return inner.map(sender, previousArguments, s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(T sender, PreviousArguments previousArguments, String s) {
+                return inner.tabCompletes(sender, previousArguments, s);
+            }
+        }
     }
 
     @Retention(RetentionPolicy.RUNTIME)
@@ -384,10 +471,18 @@ public abstract class AbstractSWCommand<T> {
          * Will pe parsed against the TypeMapper specified by the parameter or annotation.
          */
         String value();
+
+        /**
+         * The method name stands for 'onlyUseIfNoneIsGiven'.
+         */
+        boolean onlyUINIG() default false;
     }
 
+    // --- Implicit Validator ---
+
     @Retention(RetentionPolicy.RUNTIME)
     @Target({ElementType.PARAMETER})
+    @CommandMetaData.ImplicitValidator(handler = ErrorMessage.Handler.class, order = Integer.MAX_VALUE)
     protected @interface ErrorMessage {
         /**
          * Error message to be displayed when the parameter is invalid.
@@ -398,5 +493,219 @@ public abstract class AbstractSWCommand<T> {
          * This is the short form for 'allowEmptyArrays'.
          */
         boolean allowEAs() default true;
+
+        class Handler<T> implements AbstractValidator<T, Object> {
+
+            private AbstractSWCommand.ErrorMessage errorMessage;
+
+            public Handler(AbstractSWCommand.ErrorMessage errorMessage) {
+                this.errorMessage = errorMessage;
+            }
+
+            @Override
+            public boolean validate(T sender, Object value, MessageSender messageSender) {
+                if (value == null) messageSender.send(errorMessage.value());
+                if (!errorMessage.allowEAs() && value != null && value.getClass().isArray() && Array.getLength(value) == 0) {
+                    messageSender.send(errorMessage.value());
+                    return false;
+                }
+                return value != null;
+            }
+        }
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    protected @interface AllowNull {
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    @CommandMetaData.Parameter({int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
+    @CommandMetaData.ImplicitValidator(handler = Min.Handler.class, order = 2)
+    protected @interface Min {
+        int intValue() default Integer.MIN_VALUE;
+
+        long longValue() default Long.MIN_VALUE;
+
+        float floatValue() default Float.MIN_VALUE;
+
+        double doubleValue() default Double.MIN_VALUE;
+
+        boolean inclusive() default true;
+
+        class Handler<T> implements AbstractValidator<T, Number> {
+
+            private int value;
+            private Function<Number, Number> comparator;
+
+            public Handler(AbstractSWCommand.Min min, Class<?> clazz) {
+                this.value = min.inclusive() ? 0 : 1;
+                this.comparator = createComparator("Min", clazz, min.intValue(), min.longValue(), min.floatValue(), min.doubleValue());
+            }
+
+            @Override
+            public boolean validate(T sender, Number value, MessageSender messageSender) {
+                if (value == null) return true;
+                return (comparator.apply(value).intValue()) >= this.value;
+            }
+        }
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    @CommandMetaData.Parameter({int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
+    @CommandMetaData.ImplicitValidator(handler = Max.Handler.class, order = 2)
+    protected @interface Max {
+        int intValue() default Integer.MAX_VALUE;
+
+        long longValue() default Long.MAX_VALUE;
+
+        float floatValue() default Float.MAX_VALUE;
+
+        double doubleValue() default Double.MAX_VALUE;
+
+        boolean inclusive() default true;
+
+        class Handler<T> implements AbstractValidator<T, Number> {
+
+            private int value;
+            private Function<Number, Number> comparator;
+
+            public Handler(AbstractSWCommand.Max max, Class<?> clazz) {
+                this.value = max.inclusive() ? 0 : -1;
+                this.comparator = createComparator("Max", clazz, max.intValue(), max.longValue(), max.floatValue(), max.doubleValue());
+            }
+
+            @Override
+            public boolean validate(T sender, Number value, MessageSender messageSender) {
+                if (value == null) return true;
+                return (comparator.apply(value).intValue()) <= this.value;
+            }
+        }
+    }
+
+    private static Function<Number, Number> createComparator(String type, Class<?> clazz, int iValue, long lValue, float fValue, double dValue) {
+        if (clazz == int.class || clazz == Integer.class) {
+            return number -> Integer.compare(number.intValue(), iValue);
+        } else if (clazz == long.class || clazz == Long.class) {
+            return number -> Long.compare(number.longValue(), lValue);
+        } else if (clazz == float.class || clazz == Float.class) {
+            return number -> Float.compare(number.floatValue(), fValue);
+        } else if (clazz == double.class || clazz == Double.class) {
+            return number -> Double.compare(number.doubleValue(), dValue);
+        } else {
+            throw new IllegalArgumentException(type + " annotation is not supported for " + clazz);
+        }
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    @CommandMetaData.ImplicitTypeMapper(handler = Length.Handler.class)
+    protected @interface Length {
+        int min() default 0;
+
+        int max() default Integer.MAX_VALUE;
+
+        class Handler<T> implements AbstractTypeMapper<T, Object> {
+
+            private int min;
+            private int max;
+            private AbstractTypeMapper<T, Object> inner;
+
+            public Handler(Length length, AbstractTypeMapper<T, Object> inner) {
+                this.min = length.min();
+                this.max = length.max();
+                this.inner = inner;
+            }
+
+            @Override
+            public Object map(T sender, PreviousArguments previousArguments, String s) {
+                if (s.length() < min || s.length() > max) return null;
+                return inner.map(sender, previousArguments, s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(T sender, PreviousArguments previousArguments, String s) {
+                List<String> tabCompletes = inner.tabCompletes(sender, previousArguments, s)
+                        .stream()
+                        .filter(str -> str.length() >= min)
+                        .map(str -> str.substring(0, Math.min(str.length(), max)))
+                        .collect(Collectors.toList());
+                if (s.length() < min) {
+                    tabCompletes.add(0, s);
+                }
+                return tabCompletes;
+            }
+
+            @Override
+            public String normalize(T sender, String s) {
+                return inner.normalize(sender, s);
+            }
+        }
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    @CommandMetaData.Parameter(handler = ArrayLength.Type.class)
+    @CommandMetaData.ImplicitTypeMapper(handler = ArrayLength.HandlerTypeMapper.class)
+    @CommandMetaData.ImplicitValidator(handler = ArrayLength.HandlerValidator.class, order = 1)
+    protected @interface ArrayLength {
+        int min() default 0;
+
+        int max() default Integer.MAX_VALUE;
+
+        class Type implements BiPredicate<Class<?>, Boolean> {
+            @Override
+            public boolean test(Class<?> clazz, Boolean isVarArgs) {
+                return clazz.isArray();
+            }
+        }
+
+        class HandlerTypeMapper<T> implements AbstractTypeMapper<T, Object> {
+
+            private int max;
+            private AbstractTypeMapper<T, Object> inner;
+
+            public HandlerTypeMapper(ArrayLength arrayLength, AbstractTypeMapper<T, Object> inner) {
+                this.max = arrayLength.max();
+                this.inner = inner;
+            }
+
+            @Override
+            public Object map(T sender, PreviousArguments previousArguments, String s) {
+                return inner.map(sender, previousArguments, s);
+            }
+
+            @Override
+            public Collection<String> tabCompletes(T sender, PreviousArguments previousArguments, String s) {
+                Object[] mapped = previousArguments.getMappedArg(0);
+                if (mapped.length >= max) return Collections.emptyList();
+                return inner.tabCompletes(sender, previousArguments, s);
+            }
+
+            @Override
+            public String normalize(T sender, String s) {
+                return inner.normalize(sender, s);
+            }
+        }
+
+        class HandlerValidator<T> implements AbstractValidator<T, Object> {
+
+            private int min;
+            private int max;
+
+            public HandlerValidator(ArrayLength arrayLength) {
+                this.min = arrayLength.min();
+                this.max = arrayLength.max();
+            }
+
+            @Override
+            public boolean validate(T sender, Object value, MessageSender messageSender) {
+                if (value == null) return true;
+                int length = Array.getLength(value);
+                return length >= min && length <= max;
+            }
+        }
     }
 }

src/de/steamwar/command/AbstractTypeMapper.java

@@ -25,12 +25,38 @@ public interface AbstractTypeMapper<K, T> extends AbstractValidator<K, T> {
     /**
      * The CommandSender can be null!
      */
-    T map(K sender, String[] previousArguments, String s);
+    @Deprecated
+    default T map(K sender, String[] previousArguments, String s) {
+        throw new IllegalArgumentException("This method is deprecated and should not be used anymore!");
+    }
+
+    /**
+     * The CommandSender can be null!
+     */
+    default T map(K sender, PreviousArguments previousArguments, String s) {
+        return map(sender, previousArguments.userArgs, s);
+    }
 
     @Override
     default boolean validate(K sender, T value, MessageSender messageSender) {
         return true;
     }
 
-    Collection<String> tabCompletes(K sender, String[] previousArguments, String s);
+    @Deprecated
+    default Collection<String> tabCompletes(K sender, String[] previousArguments, String s) {
+        throw new IllegalArgumentException("This method is deprecated and should not be used anymore!");
+    }
+
+    default Collection<String> tabCompletes(K sender, PreviousArguments previousArguments, String s) {
+        return tabCompletes(sender, previousArguments.userArgs, s);
+    }
+
+    /**
+     * Normalize the cache key by sender and user provided argument. <br>
+     * Note: The CommandSender can be null! <br>
+     * Returning null and the empty string are equivalent.
+     */
+    default String normalize(K sender, String s) {
+        return null;
+    }
 }

src/de/steamwar/command/AbstractValidator.java

@@ -19,6 +19,12 @@
 
 package de.steamwar.command;
 
+import lombok.RequiredArgsConstructor;
+
+import java.util.function.BooleanSupplier;
+import java.util.function.Function;
+import java.util.function.Predicate;
+
 @FunctionalInterface
 public interface AbstractValidator<K, T> {
 
@@ -32,8 +38,59 @@ public interface AbstractValidator<K, T> {
      */
     boolean validate(K sender, T value, MessageSender messageSender);
 
+    @Deprecated
+    default <C> Validator<C> validate(C value, MessageSender messageSender) {
+        return new Validator<>(value, messageSender);
+    }
+
+    @Deprecated
+    @RequiredArgsConstructor
+    class Validator<C> {
+        private final C value;
+        private final MessageSender messageSender;
+
+        private boolean valid = true;
+
+        public <M> Validator<M> map(Function<C, M> mapper) {
+            return new Validator<>(mapper.apply(value), messageSender).set(valid);
+        }
+
+        public Validator<C> set(boolean value) {
+            this.valid = value;
+            return this;
+        }
+
+        public Validator<C> and(Predicate<C> predicate) {
+            valid &= predicate.test(value);
+            return this;
+        }
+
+        public Validator<C> or(Predicate<C> predicate) {
+            valid |= predicate.test(value);
+            return this;
+        }
+
+        public Validator<C> errorMessage(String s, Object... args) {
+            if (!valid) messageSender.send(s, args);
+            return this;
+        }
+
+        public boolean result() {
+            return valid;
+        }
+    }
+
     @FunctionalInterface
     interface MessageSender {
         void send(String s, Object... args);
+
+        default boolean send(boolean condition, String s, Object... args) {
+            if (condition) send(s, args);
+            return condition;
+        }
+
+        default boolean send(BooleanSupplier condition, String s, Object... args) {
+            return send(condition.getAsBoolean(), s, args);
+        }
     }
 }

src/de/steamwar/command/CommandFrameworkException.java

@@ -21,39 +21,73 @@ package de.steamwar.command;
 
 import java.io.PrintStream;
 import java.io.PrintWriter;
+import java.lang.reflect.Executable;
 import java.lang.reflect.InvocationTargetException;
+import java.util.Arrays;
+import java.util.function.Function;
+import java.util.stream.Stream;
 
 public class CommandFrameworkException extends RuntimeException {
 
-    private InvocationTargetException invocationTargetException;
+    private Function causeMessage;
-    private String alias;
+    private Throwable cause;
-    private String[] args;
+    private Function stackTraceExtractor;
+    private String extraStackTraces;
 
     private String message;
 
+    static CommandFrameworkException commandPartExceptions(String type, Throwable cause, String current, Class<?> clazzType, Executable executable, int index) {
+        return new CommandFrameworkException(e -> {
+            return CommandFrameworkException.class.getTypeName() + ": Error while " + type + " (" + current + ") to type " + clazzType.getTypeName() + " with parameter index " + index;
+        }, cause, exception -> {
+            StackTraceElement[] stackTraceElements = exception.getStackTrace();
+            int last = 0;
+            for (int i = 0; i < stackTraceElements.length; i++) {
+                if (stackTraceElements[i].getClassName().equals(CommandPart.class.getTypeName())) {
+                    last = i;
+                    break;
+                }
+            }
+            return Arrays.stream(stackTraceElements).limit(last - 1);
+        }, executable.getDeclaringClass().getTypeName() + "." + executable.getName() + "(Unknown Source)");
+    }
+
     CommandFrameworkException(InvocationTargetException invocationTargetException, String alias, String[] args) {
-        super(invocationTargetException);
+        this(e -> {
-        this.invocationTargetException = invocationTargetException;
+            StringBuilder st = new StringBuilder();
-        this.alias = alias;
+            st.append(e.getCause().getClass().getTypeName());
-        this.args = args;
+            if (e.getCause().getMessage() != null) {
+                st.append(": ").append(e.getCause().getMessage());
+            }
+            if (alias != null && !alias.isEmpty()) {
+                st.append("\n").append("Performed command: " + alias + " " + String.join(" ", args));
+            }
+            return st.toString();
+        }, invocationTargetException, e -> {
+            StackTraceElement[] stackTraceElements = e.getCause().getStackTrace();
+            return Arrays.stream(stackTraceElements).limit(stackTraceElements.length - e.getStackTrace().length);
+        }, null);
+    }
+
+    private <T extends Throwable> CommandFrameworkException(Function<T, String> causeMessage, T cause, Function<T, Stream<StackTraceElement>> stackTraceExtractor, String extraStackTraces) {
+        super(causeMessage.apply(cause), cause);
+        this.causeMessage = causeMessage;
+        this.cause = cause;
+        this.stackTraceExtractor = stackTraceExtractor;
+        this.extraStackTraces = extraStackTraces;
     }
 
     public synchronized String getBuildStackTrace() {
         if (message != null) {
             return message;
         }
-        StackTraceElement[] stackTraceElements = invocationTargetException.getCause().getStackTrace();
         StringBuilder st = new StringBuilder();
-        st.append(invocationTargetException.getCause().getClass().getTypeName());
+        st.append(causeMessage.apply(cause)).append("\n");
-        if (invocationTargetException.getCause().getMessage() != null) {
+        ((Stream<StackTraceElement>) stackTraceExtractor.apply(cause)).forEach(stackTraceElement -> {
-            st.append(": ").append(invocationTargetException.getCause().getMessage());
+            st.append("\tat ").append(stackTraceElement.toString()).append("\n");
-        }
+        });
-        st.append("\n");
+        if (extraStackTraces != null) {
-        if (alias != null && !alias.isEmpty()) {
+            st.append("\tat ").append(extraStackTraces).append("\n");
-            st.append("Performed command: ").append(alias).append(" ").append(String.join(" ", args)).append("\n");
-        }
-        for (int i = 0; i < stackTraceElements.length - invocationTargetException.getStackTrace().length; i++) {
-            st.append("\tat ").append(stackTraceElements[i].toString()).append("\n");
         }
         message = st.toString();
         return message;

src/de/steamwar/command/CommandMetaData.java

@@ -0,0 +1,92 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import java.lang.annotation.*;
+
+public @interface CommandMetaData {
+
+    /**
+     * This annotation is only for internal use.
+     */
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(ElementType.ANNOTATION_TYPE)
+    @interface Method {
+        Class<?>[] value();
+        int minParameterCount() default 0;
+        int maxParameterCount() default Integer.MAX_VALUE;
+    }
+
+    /**
+     * This annotation denotes what types are allowed as parameter types the annotation annotated with can use.
+     */
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(ElementType.ANNOTATION_TYPE)
+    @interface Parameter {
+        Class<?>[] value() default {};
+        Class<?> handler() default void.class;
+    }
+
+    /**
+     * This annotation can be used in conjunction with a class that implements {@link AbstractTypeMapper} to
+     * create a custom type mapper for a parameter. The class must have one of two constructors with the following
+     * types:
+     * <ul>
+     *     <li>Annotation this annotation annotates</li>
+     *     <li>{@link Class}</li>
+     *     <li>{@link AbstractTypeMapper}, optional, if not present only one per parameter</li>
+     *     <li>{@link java.util.Map} with types {@link String} and {@link AbstractValidator}</li>
+     * </ul>
+     */
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(ElementType.ANNOTATION_TYPE)
+    @interface ImplicitTypeMapper {
+        /**
+         * The validator class that should be used.
+         */
+        Class<?> handler();
+    }
+
+    /**
+     * This annotation can be used in conjunction with a class that implements {@link AbstractValidator} to
+     * create a custom validator short hands for commands. The validator class must have one constructor with
+     * one of the following types:
+     * <ul>
+     *     <li>Annotation this annotation annotates</li>
+     *     <li>{@link Class}</li>
+     *     <li>{@link java.util.Map} with types {@link String} and {@link AbstractValidator}</li>
+     * </ul>
+     */
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(ElementType.ANNOTATION_TYPE)
+    @interface ImplicitValidator {
+        /**
+         * The validator class that should be used.
+         */
+        Class<?> handler();
+
+        /**
+         * Defines when this validator should be processed. Negative numbers denote that this will be
+         * processed before {@link AbstractSWCommand.Validator} and positive numbers
+         * denote that this will be processed after {@link AbstractSWCommand.Validator}.
+         */
+        int order();
+    }
+}

src/de/steamwar/command/CommandPart.java

@@ -23,6 +23,7 @@ import lombok.AllArgsConstructor;
 import lombok.Setter;
 
 import java.lang.reflect.Array;
+import java.lang.reflect.Parameter;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -31,7 +32,8 @@ import java.util.function.Consumer;
 
 class CommandPart<T> {
 
-    private static final String[] EMPTY_ARRAY = new String[0];
+    private static final String[] EMPTY_STRING_ARRAY = new String[0];
+    private static final Object[] EMPTY_OBJECT_ARRAY = new Object[0];
 
     @AllArgsConstructor
     private static class CheckArgumentResult {
@@ -41,50 +43,57 @@ class CommandPart<T> {
 
     private AbstractSWCommand<T> command;
     private AbstractTypeMapper<T, ?> typeMapper;
-    private AbstractValidator<T, Object> validator;
+    private List<AbstractValidator<T, Object>> validators = new ArrayList<>();
-    private AbstractGuardChecker<T> guardChecker;
     private Class<?> varArgType;
     private String optional;
-    private GuardCheckType guardCheckType;
 
     private CommandPart<T> next = null;
 
     @Setter
     private boolean ignoreAsArgument = false;
 
-    public CommandPart(AbstractSWCommand<T> command, AbstractTypeMapper<T, ?> typeMapper, AbstractValidator<T, Object> validator, AbstractGuardChecker<T> guardChecker, Class<?> varArgType, String optional, GuardCheckType guardCheckType) {
+    @Setter
+    private boolean onlyUseIfNoneIsGiven = false;
+
+    private Parameter parameter;
+    private int parameterIndex;
+
+    public CommandPart(AbstractSWCommand<T> command, AbstractTypeMapper<T, ?> typeMapper, Class<?> varArgType, String optional, Parameter parameter, int parameterIndex) {
         this.command = command;
         this.typeMapper = typeMapper;
-        this.validator = validator;
-        this.guardChecker = guardChecker;
         this.varArgType = varArgType;
         this.optional = optional;
-        this.guardCheckType = guardCheckType;
+        this.parameter = parameter;
+        this.parameterIndex = parameterIndex;
 
-        validatePart();
+        if (optional != null && varArgType != null) {
+            throw new IllegalArgumentException("A vararg part can't have an optional part! In method " + parameter.getDeclaringExecutable() + " with parameter " + parameterIndex);
+        }
+    }
+
+    void addValidator(AbstractValidator<T, Object> validator) {
+        if (validator == null) return;
+        validators.add(validator);
     }
 
     public void setNext(CommandPart<T> next) {
         if (varArgType != null) {
-            throw new IllegalArgumentException("There can't be a next part if this is a vararg part!");
+            throw new IllegalArgumentException("There can't be a next part if this is a vararg part! In method " + parameter.getDeclaringExecutable() + " with parameter " + parameterIndex);
         }
         this.next = next;
     }
 
-    private void validatePart() {
+    public boolean isHelp() {
-        if (guardCheckType == GuardCheckType.TAB_COMPLETE) {
+        if (next == null) {
-            throw new IllegalArgumentException("Tab complete is not allowed as a guard check type!");
+            if (varArgType == null) {
-        }
+                return false;
-        if (optional != null && varArgType != null) {
-            throw new IllegalArgumentException("A vararg part can't have an optional part!");
-        }
-
-        if (optional != null) {
-            try {
-                typeMapper.map(null, EMPTY_ARRAY, optional);
-            } catch (Exception e) {
-                throw new IllegalArgumentException("The optional part is not valid!");
             }
+            if (varArgType != String.class) {
+                return false;
+            }
+            return typeMapper == SWCommandUtils.STRING_MAPPER;
+        } else {
+            return next.isHelp();
         }
     }
 
@@ -92,28 +101,32 @@ class CommandPart<T> {
         if (varArgType != null) {
             Object array = Array.newInstance(varArgType, args.length - startIndex);
             for (int i = startIndex; i < args.length; i++) {
-                CheckArgumentResult validArgument = checkArgument(null, null, sender, args, i);
+                CheckArgumentResult validArgument = checkArgument(null, sender, args, current, i);
-                if (!validArgument.success) {
+                if (!validArgument.success) throw new CommandParseException();
-                    throw new CommandParseException();
-                }
                 Array.set(array, i - startIndex, validArgument.value);
             }
-            if (validator != null && !validator.validate(sender, array, (s, objects) -> {
+            for (AbstractValidator<T, Object> validator : validators) {
-                errors.accept(() -> command.sendMessage(sender, s, objects));
+                if (!validator.validate(sender, array, (s, objects) -> {
-            })) {
+                    errors.accept(() -> command.sendMessage(sender, s, objects));
-                throw new CommandParseException();
+                })) throw new CommandParseException();
             }
             current.add(array);
             return;
         }
 
-        CheckArgumentResult validArgument = checkArgument(errors, null, sender, args, startIndex);
+        CheckArgumentResult validArgument = checkArgument(errors, sender, args, current, startIndex);
         if (!validArgument.success && optional == null) {
             throw new CommandParseException();
         }
         if (!validArgument.success) {
             if (!ignoreAsArgument) {
-                current.add(typeMapper.map(sender, EMPTY_ARRAY, optional));
+                if (!onlyUseIfNoneIsGiven) {
+                    current.add(typeMapper.map(sender, new PreviousArguments(EMPTY_STRING_ARRAY, EMPTY_OBJECT_ARRAY), optional));
+                } else if (startIndex >= args.length) {
+                    current.add(typeMapper.map(sender, new PreviousArguments(EMPTY_STRING_ARRAY, EMPTY_OBJECT_ARRAY), optional));
+                } else {
+                    throw new CommandParseException();
+                }
             }
             if (next != null) {
                 next.generateArgumentArray(errors, current, sender, args, startIndex);
@@ -125,51 +138,23 @@ class CommandPart<T> {
         }
         if (next != null) {
             next.generateArgumentArray(errors, current, sender, args, startIndex + 1);
+        } else if (startIndex + 1 < args.length) {
+            throw new CommandParseException();
         }
     }
 
-    public boolean guardCheck(T sender, String[] args, int startIndex) {
+    public void generateTabComplete(List<String> current, T sender, String[] args, List<Object> mappedArgs, int startIndex) {
-        if (varArgType != null) {
-            for (int i = startIndex; i < args.length; i++) {
-                GuardResult guardResult = checkGuard(guardCheckType, sender, args, i);
-                if (guardResult == GuardResult.DENIED) {
-                    throw new CommandNoHelpException();
-                }
-                if (guardResult == GuardResult.DENIED_WITH_HELP) {
-                    return false;
-                }
-            }
-            return true;
-        }
-
-        GuardResult guardResult = checkGuard(guardCheckType, sender, args, startIndex);
-        if (guardResult == GuardResult.DENIED) {
-            if (optional != null && next != null) {
-                return next.guardCheck(sender, args, startIndex);
-            }
-            throw new CommandNoHelpException();
-        }
-        if (guardResult == GuardResult.DENIED_WITH_HELP) {
-            if (optional != null && next != null) {
-                return next.guardCheck(sender, args, startIndex);
-            }
-            return false;
-        }
-        if (next != null) {
-            return next.guardCheck(sender, args, startIndex + 1);
-        }
-        return true;
-    }
-
-    public void generateTabComplete(List<String> current, T sender, String[] args, int startIndex) {
         if (varArgType != null) {
+            List<Object> currentArgs = new ArrayList<>(mappedArgs);
+            List<Object> varArgs = new ArrayList<>();
             for (int i = startIndex; i < args.length - 1; i++) {
-                CheckArgumentResult validArgument = checkArgument((ignore) -> {}, GuardCheckType.TAB_COMPLETE, sender, args, i);
+                CheckArgumentResult validArgument = checkArgument((ignore) -> {}, sender, args, mappedArgs, i);
-                if (!validArgument.success) {
+                if (!validArgument.success) return;
-                    return;
+                varArgs.add(validArgument.value);
-                }
             }
-            Collection<String> strings = tabCompletes(sender, args, args.length - 1);
+
+            currentArgs.add(varArgs.toArray());
+            Collection<String> strings = tabCompletes(sender, args, currentArgs, args.length - 1);
             if (strings != null) {
                 current.addAll(strings);
             }
@@ -177,68 +162,65 @@ class CommandPart<T> {
         }
 
         if (args.length - 1 > startIndex) {
-            CheckArgumentResult checkArgumentResult = checkArgument((ignore) -> {}, GuardCheckType.TAB_COMPLETE, sender, args, startIndex);
+            CheckArgumentResult checkArgumentResult = checkArgument((ignore) -> {}, sender, args, mappedArgs, startIndex);
             if (checkArgumentResult.success && next != null) {
-                next.generateTabComplete(current, sender, args, startIndex + 1);
+                if (!ignoreAsArgument) {
+                    mappedArgs.add(checkArgumentResult.value);
+                }
+                next.generateTabComplete(current, sender, args, mappedArgs, startIndex + 1);
                 return;
             }
             if (optional != null && next != null) {
-                next.generateTabComplete(current, sender, args, startIndex);
+                next.generateTabComplete(current, sender, args, mappedArgs, startIndex);
             }
             return;
         }
 
-        Collection<String> strings = tabCompletes(sender, args, startIndex);
+        Collection<String> strings = tabCompletes(sender, args, mappedArgs, startIndex);
         if (strings != null) {
             current.addAll(strings);
         }
         if (optional != null && next != null) {
-            next.generateTabComplete(current, sender, args, startIndex);
+            next.generateTabComplete(current, sender, args, mappedArgs, startIndex);
         }
     }
 
-    private Collection<String> tabCompletes(T sender, String[] args, int startIndex) {
+    private Collection<String> tabCompletes(T sender, String[] args, List<Object> mappedArgs, int startIndex) {
-        return TabCompletionCache.tabComplete(sender, typeMapper, command, () -> {
+        return TabCompletionCache.tabComplete(sender, args[startIndex], (AbstractTypeMapper<Object, ?>) typeMapper, () -> {
-            return typeMapper.tabCompletes(sender, Arrays.copyOf(args, startIndex), args[startIndex]);
+            try {
+                return typeMapper.tabCompletes(sender, new PreviousArguments(Arrays.copyOf(args, startIndex), mappedArgs.toArray()), args[startIndex]);
+            } catch (Throwable e) {
+                throw CommandFrameworkException.commandPartExceptions("tabcompleting", e, args[startIndex], (varArgType != null ? varArgType : parameter.getType()), parameter.getDeclaringExecutable(), parameterIndex);
+            }
         });
     }
 
-    private CheckArgumentResult checkArgument(Consumer<Runnable> errors, GuardCheckType guardCheckType, T sender, String[] args, int index) {
+    private CheckArgumentResult checkArgument(Consumer<Runnable> errors, T sender, String[] args, List<Object> mappedArgs, int index) {
+        Object value;
         try {
-            Object value = typeMapper.map(sender, Arrays.copyOf(args, index), args[index]);
+            value = typeMapper.map(sender, new PreviousArguments(Arrays.copyOf(args, index), mappedArgs.toArray()), args[index]);
-            if (validator != null && errors != null) {
+        } catch (Exception e) {
+            return new CheckArgumentResult(false, null);
+        }
+        boolean success = true;
+        for (AbstractValidator<T, Object> validator : validators) {
+            try {
                 if (!validator.validate(sender, value, (s, objects) -> {
                     errors.accept(() -> {
                         command.sendMessage(sender, s, objects);
                     });
                 })) {
-                    return new CheckArgumentResult(false, null);
+                    success = false;
+                    value = null;
                 }
-                return new CheckArgumentResult(value != null, value);
+            } catch (Throwable e) {
+                throw CommandFrameworkException.commandPartExceptions("validating", e, args[index], (varArgType != null ? varArgType : parameter.getType()), parameter.getDeclaringExecutable(), parameterIndex);
             }
-            if (value == null) {
-                return new CheckArgumentResult(false, null);
-            }
-
-            GuardResult guardResult = checkGuard(guardCheckType, sender, args, index);
-            switch (guardResult) {
-                case ALLOWED:
-                    return new CheckArgumentResult(true, value);
-                case DENIED:
-                    throw new CommandNoHelpException();
-                case DENIED_WITH_HELP:
-                default:
-                    return new CheckArgumentResult(false, null);
-            }
-        } catch (Exception e) {
-            return new CheckArgumentResult(false, null);
         }
+        return new CheckArgumentResult(success, value);
     }
 
-    private GuardResult checkGuard(GuardCheckType guardCheckType, T sender, String[] args, int index) {
+    public Class<?> getType() {
-        if (guardChecker != null && guardCheckType != null) {
+        return varArgType != null ? varArgType : parameter.getType();
-            return guardChecker.guard(sender, guardCheckType, Arrays.copyOf(args, index), args[index]);
-        }
-        return GuardResult.ALLOWED;
     }
 }

src/de/steamwar/command/PreviousArguments.java

@@ -0,0 +1,62 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+public class PreviousArguments {
+
+    public final String[] userArgs;
+    public final Object[] mappedArgs;
+
+    public PreviousArguments(String[] userArgs, Object[] mappedArgs) {
+        this.userArgs = userArgs;
+        this.mappedArgs = mappedArgs;
+    }
+
+    public String getUserArg(int index) {
+        return userArgs[userArgs.length - index - 1];
+    }
+
+    public <T> T getMappedArg(int index) {
+        return (T) mappedArgs[mappedArgs.length - index - 1];
+    }
+
+    public <T> Optional<T> getFirst(Class<T> clazz) {
+        for (Object o : mappedArgs) {
+            if (clazz.isInstance(o)) {
+                return Optional.of((T) o);
+            }
+        }
+        return Optional.empty();
+    }
+
+    public <T> List<T> getAll(Class<T> clazz) {
+        List<T> list = new ArrayList<>();
+        for (Object o : mappedArgs) {
+            if (clazz.isInstance(o)) {
+                list.add((T) o);
+            }
+        }
+        return list;
+    }
+}

src/de/steamwar/command/SWCommandUtils.java

@@ -23,7 +23,6 @@ import lombok.Getter;
 import lombok.experimental.UtilityClass;
 
 import java.lang.annotation.Annotation;
-import java.lang.reflect.Array;
 import java.lang.reflect.Method;
 import java.lang.reflect.Parameter;
 import java.util.*;
@@ -37,36 +36,34 @@ public class SWCommandUtils {
     @Getter
     private final Map<String, AbstractTypeMapper<?, ?>> MAPPER_FUNCTIONS = new HashMap<>();
 
-    @Getter
-    @Deprecated
-    private final Map<String, AbstractGuardChecker<?>> GUARD_FUNCTIONS = new HashMap<>();
-
     @Getter
     private final Map<String, AbstractValidator<?, ?>> VALIDATOR_FUNCTIONS = new HashMap<>();
 
     private SWTypeMapperCreator swTypeMapperCreator = (mapper, tabCompleter) -> new AbstractTypeMapper<Object, Object>() {
         @Override
-        public Object map(Object sender, String[] previousArguments, String s) {
+        public Object map(Object sender, PreviousArguments previousArguments, String s) {
             return mapper.apply(s);
         }
 
         @Override
-        public Collection<String> tabCompletes(Object sender, String[] previousArguments, String s) {
+        public Collection<String> tabCompletes(Object sender, PreviousArguments previousArguments, String s) {
             return ((BiFunction<Object, Object, Collection<String>>) tabCompleter).apply(sender, s);
         }
     };
 
+    static final AbstractTypeMapper<Object, String> STRING_MAPPER = createMapper(s -> s, Collections::singletonList);
+
     static {
         addMapper(boolean.class, Boolean.class, createMapper(s -> {
             if (s.equalsIgnoreCase("true")) return true;
             if (s.equalsIgnoreCase("false")) return false;
             return null;
         }, s -> Arrays.asList("true", "false")));
-        addMapper(float.class, Float.class, createMapper(numberMapper(Float::parseFloat), numberCompleter(Float::parseFloat)));
+        addMapper(float.class, Float.class, createMapper(numberMapper(Float::parseFloat), numberCompleter(Float::parseFloat, true)));
-        addMapper(double.class, Double.class, createMapper(numberMapper(Double::parseDouble), numberCompleter(Double::parseDouble)));
+        addMapper(double.class, Double.class, createMapper(numberMapper(Double::parseDouble), numberCompleter(Double::parseDouble, true)));
-        addMapper(int.class, Integer.class, createMapper(numberMapper(Integer::parseInt), numberCompleter(Integer::parseInt)));
+        addMapper(int.class, Integer.class, createMapper(numberMapper(Integer::parseInt), numberCompleter(Integer::parseInt, false)));
-        addMapper(long.class, Long.class, createMapper(numberMapper(Long::parseLong), numberCompleter(Long::parseLong)));
+        addMapper(long.class, Long.class, createMapper(numberMapper(Long::parseLong), numberCompleter(Long::parseLong, false)));
-        MAPPER_FUNCTIONS.put(String.class.getTypeName(), createMapper(s -> s, Collections::singletonList));
+        MAPPER_FUNCTIONS.put(String.class.getTypeName(), STRING_MAPPER);
     }
 
     public static <T extends AbstractTypeMapper<K, V>, K, V> void init(SWTypeMapperCreator<T, K, V> swTypeMapperCreator) {
@@ -78,88 +75,7 @@ public class SWCommandUtils {
         MAPPER_FUNCTIONS.put(alternativeClazz.getTypeName(), mapper);
     }
 
-    static <T> CommandPart<T> generateCommandPart(AbstractSWCommand<T> command, boolean help, String[] subCommand, Parameter[] parameters, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper, Map<String, AbstractValidator<T, ?>> localValidator, Map<String, AbstractGuardChecker<T>> localGuardChecker) {
+    public static <T> AbstractTypeMapper<T, ?> getTypeMapper(String name, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper) {
-        CommandPart<T> first = null;
-        CommandPart<T> current = null;
-        for (String s : subCommand) {
-            CommandPart commandPart = new CommandPart(command, createMapper(s), null, null, null, null, help ? GuardCheckType.HELP_COMMAND : GuardCheckType.COMMAND);
-            commandPart.setIgnoreAsArgument(true);
-            if (current != null) {
-                current.setNext(commandPart);
-            }
-            current = commandPart;
-            if (first == null) {
-                first = current;
-            }
-        }
-        for (int i = 1; i < parameters.length; i++) {
-            Parameter parameter = parameters[i];
-            AbstractTypeMapper<T, ?> typeMapper = getTypeMapper(parameter, localTypeMapper);
-            AbstractValidator<T, Object> validator = (AbstractValidator<T, Object>) getValidator(parameter, localValidator);
-            AbstractGuardChecker<T> guardChecker = getGuardChecker(parameter, localGuardChecker);
-            Class<?> varArgType = parameter.isVarArgs() ? parameter.getType().getComponentType() : null;
-            AbstractSWCommand.OptionalValue optionalValue = parameter.getAnnotation(AbstractSWCommand.OptionalValue.class);
-
-            CommandPart<T> commandPart = new CommandPart<>(command, typeMapper, validator, guardChecker, varArgType, optionalValue != null ? optionalValue.value() : null, help ? GuardCheckType.HELP_COMMAND : GuardCheckType.COMMAND);
-            if (current != null) {
-                current.setNext(commandPart);
-            }
-            current = commandPart;
-            if (first == null) {
-                first = current;
-            }
-        }
-        return first;
-    }
-
-    public static <T> AbstractTypeMapper<T, ?> getTypeMapper(Parameter parameter, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper) {
-        Class<?> clazz = parameter.getType();
-        if (parameter.isVarArgs()) {
-            clazz = clazz.getComponentType();
-        }
-
-        AbstractSWCommand.ClassMapper classMapper = parameter.getAnnotation(AbstractSWCommand.ClassMapper.class);
-        AbstractSWCommand.Mapper mapper = parameter.getAnnotation(AbstractSWCommand.Mapper.class);
-        if (clazz.isEnum() && classMapper == null && mapper == null && !MAPPER_FUNCTIONS.containsKey(clazz.getTypeName()) && !localTypeMapper.containsKey(clazz.getTypeName())) {
-            return createEnumMapper((Class<Enum<?>>) clazz);
-        }
-
-        String name = clazz.getTypeName();
-        if (classMapper != null) {
-            name = classMapper.value().getTypeName();
-        } else if (mapper != null) {
-            name = mapper.value();
-        } else {
-            AbstractSWCommand.StaticValue staticValue = parameter.getAnnotation(AbstractSWCommand.StaticValue.class);
-            if (staticValue != null) {
-                if (parameter.getType() == String.class) {
-                    return createMapper(staticValue.value());
-                }
-                if (staticValue.allowISE()) {
-                    if ((parameter.getType() == boolean.class || parameter.getType() == Boolean.class) && staticValue.value().length == 2) {
-                        List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
-                        return createMapper(s -> {
-                            int index = tabCompletes.indexOf(s);
-                            return index == -1 ? null : index != 0;
-                        }, (commandSender, s) -> tabCompletes);
-                    }
-                    if ((parameter.getType() == int.class || parameter.getType() == Integer.class) && staticValue.value().length >= 2) {
-                        List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
-                        return createMapper(s -> {
-                            int index = tabCompletes.indexOf(s);
-                            return index == -1 ? null : index;
-                        }, (commandSender, s) -> tabCompletes);
-                    }
-                    if ((parameter.getType() == long.class || parameter.getType() == Long.class) && staticValue.value().length >= 2) {
-                        List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
-                        return createMapper(s -> {
-                            long index = tabCompletes.indexOf(s);
-                            return index == -1 ? null : index;
-                        }, (commandSender, s) -> tabCompletes);
-                    }
-                }
-            }
-        }
         AbstractTypeMapper<T, ?> typeMapper = localTypeMapper.getOrDefault(name, (AbstractTypeMapper<T, ?>) MAPPER_FUNCTIONS.getOrDefault(name, null));
         if (typeMapper == null) {
             throw new IllegalArgumentException("No mapper found for " + name);
@@ -167,79 +83,24 @@ public class SWCommandUtils {
         return typeMapper;
     }
 
-    public static <T> AbstractValidator<T, ?> getValidator(Parameter parameter, Map<String, AbstractValidator<T, ?>> localValidator) {
+    public static <T> AbstractTypeMapper<T, ?> getTypeMapper(Parameter parameter, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper) {
-        Class<?> clazz = parameter.getType();
-
-        AbstractSWCommand.ClassValidator classValidator = parameter.getAnnotation(AbstractSWCommand.ClassValidator.class);
-        if (classValidator != null) {
-            if (classValidator.value() != null) {
-                return getValidator(classValidator.value().getTypeName(), localValidator);
-            }
-            return getValidator(clazz.getTypeName(), localValidator);
-        }
-
-        AbstractSWCommand.Validator validator = parameter.getAnnotation(AbstractSWCommand.Validator.class);
-        if (validator != null) {
-            if (validator.value() != null && !validator.value().isEmpty()) {
-                return getValidator(validator.value(), localValidator);
-            }
-            return getValidator(clazz.getTypeName(), localValidator);
-        }
-
-        AbstractSWCommand.ErrorMessage errorMessage = parameter.getAnnotation(AbstractSWCommand.ErrorMessage.class);
-        if (errorMessage != null) {
-            return (AbstractValidator<T, Object>) (sender, value, messageSender) -> {
-                if (value == null) messageSender.send(errorMessage.value());
-                if (!errorMessage.allowEAs() && value != null && value.getClass().isArray() && Array.getLength(value) == 0) {
-                    messageSender.send(errorMessage.value());
-                    return false;
-                }
-                return value != null;
-            };
-        }
-        return null;
-    }
-
-    private static <T> AbstractValidator<T, ?> getValidator(String s, Map<String, AbstractValidator<T, ?>> localGuardChecker) {
-        AbstractValidator<T, ?> validator = localGuardChecker.getOrDefault(s, (AbstractValidator<T, ?>) VALIDATOR_FUNCTIONS.getOrDefault(s, null));
-        if (validator == null) {
-            throw new IllegalArgumentException("No validator found for " + s);
-        }
-        return validator;
-    }
-
-    @Deprecated
-    public static <T> AbstractGuardChecker<T> getGuardChecker(Parameter parameter, Map<String, AbstractGuardChecker<T>> localGuardChecker) {
         Class<?> clazz = parameter.getType();
         if (parameter.isVarArgs()) {
             clazz = clazz.getComponentType();
         }
-
+        if (clazz.isEnum() && !MAPPER_FUNCTIONS.containsKey(clazz.getTypeName()) && !localTypeMapper.containsKey(clazz.getTypeName())) {
-        AbstractSWCommand.ClassGuard classGuard = parameter.getAnnotation(AbstractSWCommand.ClassGuard.class);
+            return createEnumMapper((Class<Enum<?>>) clazz);
-        if (classGuard != null) {
-            if (classGuard.value() != null) {
-                return getGuardChecker(classGuard.value().getTypeName(), localGuardChecker);
-            }
-            return getGuardChecker(clazz.getTypeName(), localGuardChecker);
         }
-
+        return getTypeMapper(clazz.getTypeName(), localTypeMapper);
-        AbstractSWCommand.Guard guard = parameter.getAnnotation(AbstractSWCommand.Guard.class);
-        if (guard != null) {
-            if (guard.value() != null && !guard.value().isEmpty()) {
-                return getGuardChecker(guard.value(), localGuardChecker);
-            }
-            return getGuardChecker(clazz.getTypeName(), localGuardChecker);
-        }
-        return null;
     }
 
-    @Deprecated
+    public static <T> AbstractValidator<T, ?> getValidator(AbstractSWCommand.Validator validator, Class<?> type, Map<String, AbstractValidator<T, ?>> localValidator) {
-    private static <T> AbstractGuardChecker<T> getGuardChecker(String s, Map<String, AbstractGuardChecker<T>> localGuardChecker) {
+        String s = validator.value() != null && !validator.value().isEmpty() ? validator.value() : type.getTypeName();
-        AbstractGuardChecker<T> guardChecker = localGuardChecker.getOrDefault(s, (AbstractGuardChecker<T>) GUARD_FUNCTIONS.getOrDefault(s, null));
+        AbstractValidator<T, ?> concreteValidator = localValidator.getOrDefault(s, (AbstractValidator<T, ?>) VALIDATOR_FUNCTIONS.getOrDefault(s, null));
-        if (guardChecker == null) {
+        if (concreteValidator == null) {
-            throw new IllegalArgumentException("No guard found for " + s);
+            throw new IllegalArgumentException("No validator found for " + s);
         }
-        return guardChecker;
+        return concreteValidator;
     }
 
     public static <K, T> void addMapper(Class<T> clazz, AbstractTypeMapper<K, T> mapper) {
@@ -258,16 +119,6 @@ public class SWCommandUtils {
         VALIDATOR_FUNCTIONS.putIfAbsent(name, validator);
     }
 
-    @Deprecated
-    public static <T> void addGuard(Class<?> clazz, AbstractGuardChecker<T> guardChecker) {
-        addGuard(clazz.getTypeName(), guardChecker);
-    }
-
-    @Deprecated
-    public static <T> void addGuard(String name, AbstractGuardChecker<T> guardChecker) {
-        GUARD_FUNCTIONS.putIfAbsent(name, guardChecker);
-    }
-
     public static <T extends AbstractTypeMapper<K, String>, K> T createMapper(String... values) {
         List<String> strings = Arrays.stream(values).map(String::toLowerCase).collect(Collectors.toList());
         List<String> tabCompletes = Arrays.asList(values);
@@ -306,10 +157,25 @@ public class SWCommandUtils {
         };
     }
 
-    private static Function<String, Collection<String>> numberCompleter(Function<String, ?> mapper) {
+    private static Function<String, Collection<String>> numberCompleter(Function<String, ?> mapper, boolean comma) {
-        return s -> numberMapper(mapper).apply(s) != null
+        return s -> {
-                ? Collections.singletonList(s)
+            if (numberMapper(mapper).apply(s) == null) {
-                : Collections.emptyList();
+                return Collections.emptyList();
+            }
+            List<String> strings = new ArrayList<>();
+            if (s.length() == 0) {
+                strings.add("-");
+            } else {
+                strings.add(s);
+            }
+            for (int i = 0; i < 10; i++) {
+                strings.add(s + i);
+            }
+            if (comma && (!s.contains(".") || !s.contains(","))) {
+                strings.add(s + ".");
+            }
+            return strings;
+        };
     }
 
     static <T extends Annotation> T[] getAnnotation(Method method, Class<T> annotation) {

src/de/steamwar/command/SWTypeMapperCreator.java

@@ -19,10 +19,10 @@
 
 package de.steamwar.command;
 
-import java.util.List;
+import java.util.Collection;
 import java.util.function.BiFunction;
 import java.util.function.Function;
 
 public interface SWTypeMapperCreator<T extends AbstractTypeMapper<K, V>, K, V> {
-    T createTypeMapper(Function<String, V> mapper, BiFunction<K, String, List<String>> tabCompleter);
+    T createTypeMapper(Function<String, V> mapper, BiFunction<K, String, Collection<String>> tabCompleter);
 }

src/de/steamwar/command/SubCommand.java

@@ -19,17 +19,20 @@
 
 package de.steamwar.command;
 
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Constructor;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Parameter;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Predicate;
 
-public class SubCommand<T> {
+public class SubCommand<T> implements Comparable<SubCommand<T>> {
 
     private AbstractSWCommand<T> abstractSWCommand;
     Method method;
@@ -38,31 +41,59 @@ public class SubCommand<T> {
     private Predicate<T> senderPredicate;
     private Function<T, ?> senderFunction;
     AbstractValidator<T, T> validator;
-    AbstractGuardChecker<T> guardChecker;
     boolean noTabComplete;
-    int comparableValue;
+
+    private Parameter[] parameters;
 
     private CommandPart<T> commandPart;
 
-    SubCommand(AbstractSWCommand<T> abstractSWCommand, Method method, String[] subCommand, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper, Map<String, AbstractValidator<T, ?>> localValidator, Map<String, AbstractGuardChecker<T>> localGuardChecker, boolean help, String[] description, boolean noTabComplete) {
+    boolean isHelp = false;
+
+    SubCommand(AbstractSWCommand<T> abstractSWCommand, Method method, String[] subCommand, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper, Map<String, AbstractValidator<T, ?>> localValidator, String[] description, boolean noTabComplete) {
         this.abstractSWCommand = abstractSWCommand;
         this.method = method;
+        try {
+            this.method.setAccessible(true);
+        } catch (SecurityException e) {
+            throw new SecurityException(e.getMessage(), e);
+        }
         this.subCommand = subCommand;
         this.description = description;
         this.noTabComplete = noTabComplete;
 
-        Parameter[] parameters = method.getParameters();
+        parameters = method.getParameters();
-        comparableValue = parameters[parameters.length - 1].isVarArgs() ? Integer.MAX_VALUE : -parameters.length;
+        AbstractSWCommand.Validator validator = parameters[0].getAnnotation(AbstractSWCommand.Validator.class);
+        if (validator != null) {
+            this.validator = (AbstractValidator<T, T>) SWCommandUtils.getValidator(validator, parameters[0].getType(), localValidator);
+            if (validator.invert()) {
+                AbstractValidator<T, T> current = this.validator;
+                this.validator = (sender, value, messageSender) -> !current.validate(sender, value, messageSender);
+            }
+        }
 
-        validator = (AbstractValidator<T, T>) SWCommandUtils.getValidator(parameters[0], localValidator);
+        commandPart = generateCommandPart(abstractSWCommand, subCommand, parameters, localTypeMapper, localValidator);
-        guardChecker = SWCommandUtils.getGuardChecker(parameters[0], localGuardChecker);
+        if (commandPart != null) isHelp = commandPart.isHelp();
-
-        commandPart = SWCommandUtils.generateCommandPart(abstractSWCommand, help, subCommand, parameters, localTypeMapper, localValidator, localGuardChecker);
 
         senderPredicate = t -> parameters[0].getType().isAssignableFrom(t.getClass());
         senderFunction = t -> parameters[0].getType().cast(t);
     }
 
+    @Override
+    public int compareTo(SubCommand<T> o) {
+        int tLength = parameters.length + subCommand.length;
+        int oLength = o.parameters.length + o.subCommand.length;
+
+        boolean tVarArgs = parameters[parameters.length - 1].isVarArgs();
+        boolean oVarArgs = o.parameters[o.parameters.length - 1].isVarArgs();
+
+        if (tVarArgs) tLength *= -1;
+        if (oVarArgs) oLength *= -1;
+
+        if (tVarArgs && oVarArgs) return Integer.compare(tLength, oLength);
+
+        return -Integer.compare(tLength, oLength);
+    }
+
     boolean invoke(Consumer<Runnable> errors, T sender, String alias, String[] args) {
         try {
             if (!senderPredicate.test(sender)) {
@@ -77,21 +108,9 @@ public class SubCommand<T> {
                     if (!validator.validate(sender, sender, (s, objectArgs) -> {
                         abstractSWCommand.sendMessage(sender, s, objectArgs);
                     })) {
-                        throw new CommandNoHelpException();
+                        return false;
-                    }
-                } else if (guardChecker != null) {
-                    GuardResult guardResult = guardChecker.guard(sender, GuardCheckType.COMMAND, new String[0], null);
-                    switch (guardResult) {
-                        case ALLOWED:
-                            break;
-                        case DENIED:
-                            throw new CommandNoHelpException();
-                        case DENIED_WITH_HELP:
-                        default:
-                            return true;
                     }
                 }
-                method.setAccessible(true);
                 method.invoke(abstractSWCommand, senderFunction.apply(sender));
             } else {
                 List<Object> objects = new ArrayList<>();
@@ -100,26 +119,13 @@ public class SubCommand<T> {
                     if (!validator.validate(sender, sender, (s, objectArgs) -> {
                         abstractSWCommand.sendMessage(sender, s, objectArgs);
                     })) {
-                        throw new CommandNoHelpException();
+                        return false;
-                    }
-                } else if (guardChecker != null) {
-                    GuardResult guardResult = guardChecker.guard(sender, GuardCheckType.COMMAND, new String[0], null);
-                    switch (guardResult) {
-                        case ALLOWED:
-                            break;
-                        case DENIED:
-                            throw new CommandNoHelpException();
-                        case DENIED_WITH_HELP:
-                        default:
-                            return true;
                     }
                 }
-                commandPart.guardCheck(sender, args, 0);
                 objects.add(0, senderFunction.apply(sender));
-                method.setAccessible(true);
                 method.invoke(abstractSWCommand, objects.toArray());
             }
-        } catch (CommandNoHelpException e) {
+        } catch (CommandFrameworkException e) {
             throw e;
         } catch (CommandParseException e) {
             return false;
@@ -132,20 +138,155 @@ public class SubCommand<T> {
     }
 
     List<String> tabComplete(T sender, String[] args) {
-        if (validator != null) {
+        if (validator != null && !validator.validate(sender, sender, (s, objects) -> {})) {
-            if (!validator.validate(sender, sender, (s, objects) -> {
-                // ignore
-            })) {
-                return null;
-            }
-        } else if (guardChecker != null && guardChecker.guard(sender, GuardCheckType.TAB_COMPLETE, new String[0], null) != GuardResult.ALLOWED) {
             return null;
         }
         if (commandPart == null) {
             return null;
         }
         List<String> list = new ArrayList<>();
-        commandPart.generateTabComplete(list, sender, args, 0);
+        commandPart.generateTabComplete(list, sender, args, new ArrayList<>(), 0);
         return list;
     }
+
+    private static <T> CommandPart<T> generateCommandPart(AbstractSWCommand<T> command, String[] subCommand, Parameter[] parameters, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper, Map<String, AbstractValidator<T, ?>> localValidator) {
+        CommandPart<T> first = null;
+        CommandPart<T> current = null;
+        for (String s : subCommand) {
+            CommandPart commandPart = new CommandPart(command, SWCommandUtils.createMapper(s), null, null, null, -1);
+            commandPart.addValidator(NULL_FILTER);
+            commandPart.setIgnoreAsArgument(true);
+            if (current != null) {
+                current.setNext(commandPart);
+            }
+            current = commandPart;
+            if (first == null) {
+                first = current;
+            }
+        }
+        for (int i = 1; i < parameters.length; i++) {
+            Parameter parameter = parameters[i];
+            AbstractTypeMapper<T, ?> typeMapper = handleImplicitTypeMapper(parameter, localTypeMapper);
+            Class<?> varArgType = parameter.isVarArgs() ? parameter.getType().getComponentType() : null;
+            AbstractSWCommand.OptionalValue optionalValue = parameter.getAnnotation(AbstractSWCommand.OptionalValue.class);
+
+            CommandPart<T> commandPart = new CommandPart<>(command, typeMapper, varArgType, optionalValue != null ? optionalValue.value() : null, parameter, i);
+            commandPart.setOnlyUseIfNoneIsGiven(optionalValue != null && optionalValue.onlyUINIG());
+            handleImplicitTypeValidator(parameter, commandPart, localValidator);
+            if (parameter.getAnnotation(AbstractSWCommand.AllowNull.class) == null) {
+                commandPart.addValidator((AbstractValidator<T, Object>) NULL_FILTER);
+            }
+            if (current != null) {
+                current.setNext(commandPart);
+            }
+            current = commandPart;
+            if (first == null) {
+                first = current;
+            }
+        }
+        return first;
+    }
+
+    private static <T> AbstractTypeMapper<T, Object> handleImplicitTypeMapper(Parameter parameter, Map<String, AbstractTypeMapper<T, ?>> localTypeMapper) {
+        Class<?> type = parameter.getType();
+        if (parameter.isVarArgs()) {
+            type = type.getComponentType();
+        }
+
+        Annotation[] annotations = parameter.getAnnotations();
+        Constructor<?> sourceConstructor = null;
+        Annotation sourceAnnotation = null;
+        List<Constructor<?>> parentConstructors = new ArrayList<>();
+        List<Annotation> parentAnnotations = new ArrayList<>();
+        for (Annotation annotation : annotations) {
+            CommandMetaData.ImplicitTypeMapper implicitTypeMapper = annotation.annotationType().getAnnotation(CommandMetaData.ImplicitTypeMapper.class);
+            if (implicitTypeMapper == null) continue;
+            Class<?> clazz = implicitTypeMapper.handler();
+            if (!AbstractTypeMapper.class.isAssignableFrom(clazz)) continue;
+            Constructor<?>[] constructors = clazz.getConstructors();
+            if (constructors.length != 1) continue;
+            Constructor<?> constructor = constructors[0];
+            if (needsTypeMapper(constructor)) {
+                parentConstructors.add(constructor);
+                parentAnnotations.add(annotation);
+            } else {
+                if (sourceAnnotation != null) {
+                    throw new IllegalArgumentException("Multiple source type mappers found for parameter " + parameter);
+                }
+                sourceConstructor = constructor;
+                sourceAnnotation = annotation;
+            }
+        }
+
+        AbstractTypeMapper<T, Object> current;
+        if (sourceAnnotation != null) {
+            current = createInstance(sourceConstructor, sourceAnnotation, type, localTypeMapper);
+        } else {
+            current = (AbstractTypeMapper<T, Object>) SWCommandUtils.getTypeMapper(parameter, localTypeMapper);
+        }
+        for (int i = 0; i < parentConstructors.size(); i++) {
+            Constructor<?> constructor = parentConstructors.get(i);
+            Annotation annotation = parentAnnotations.get(i);
+            current = createInstance(constructor, annotation, type, localTypeMapper, current);
+        }
+        return current;
+    }
+
+    private static boolean needsTypeMapper(Constructor<?> constructor) {
+        Class<?>[] parameterTypes = constructor.getParameterTypes();
+        for (Class<?> parameterType : parameterTypes) {
+            if (AbstractTypeMapper.class.isAssignableFrom(parameterType)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private static <T> void handleImplicitTypeValidator(Parameter parameter, CommandPart<T> commandPart, Map<String, AbstractValidator<T, ?>> localValidator) {
+        Annotation[] annotations = parameter.getAnnotations();
+        Map<Integer, List<AbstractValidator<T, Object>>> validators = new HashMap<>();
+        for (Annotation annotation : annotations) {
+            CommandMetaData.ImplicitValidator implicitValidator = annotation.annotationType().getAnnotation(CommandMetaData.ImplicitValidator.class);
+            if (implicitValidator == null) continue;
+            Class<?> clazz = implicitValidator.handler();
+            if (!AbstractValidator.class.isAssignableFrom(clazz)) continue;
+            Constructor<?>[] constructors = clazz.getConstructors();
+            if (constructors.length != 1) continue;
+            AbstractValidator<T, Object> validator = createInstance(constructors[0], annotation, commandPart.getType(), localValidator);
+            validators.computeIfAbsent(implicitValidator.order(), integer -> new ArrayList<>()).add(validator);
+        }
+        List<Integer> keys = new ArrayList<>(validators.keySet());
+        keys.sort(Integer::compareTo);
+        for (Integer key : keys) {
+            List<AbstractValidator<T, Object>> list = validators.get(key);
+            for (AbstractValidator<T, Object> validator : list) {
+                commandPart.addValidator(validator);
+            }
+        }
+    }
+
+    private static <T> T createInstance(Constructor<?> constructor, Object... parameter) {
+        Class<?>[] types = constructor.getParameterTypes();
+        List<Object> objects = new ArrayList<>();
+        for (Class<?> clazz : types) {
+            boolean found = false;
+            for (Object o : parameter) {
+                if (clazz.isAssignableFrom(o.getClass())) {
+                    objects.add(o);
+                    found = true;
+                    break;
+                }
+            }
+            if (!found) {
+                throw new RuntimeException("Could not find type " + clazz + " for constructor " + constructor);
+            }
+        }
+        try {
+            return (T) constructor.newInstance(objects.toArray());
+        } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static final AbstractValidator<?, Object> NULL_FILTER = (sender, value, messageSender) -> value != null;
 }

src/de/steamwar/command/TabCompletionCache.java

@@ -24,6 +24,7 @@ import lombok.EqualsAndHashCode;
 import lombok.experimental.UtilityClass;
 
 import java.util.*;
+import java.util.concurrent.TimeUnit;
 import java.util.function.Supplier;
 
 @UtilityClass
@@ -36,35 +37,43 @@ public class TabCompletionCache {
 
     void add(AbstractTypeMapper<?, ?> typeMapper, AbstractSWCommand.Cached cached) {
         if (cached != null) {
-            TabCompletionCache.cached.add(typeMapper);
+            add(typeMapper, cached.global(), cached.cacheDuration(), cached.timeUnit());
-            if (cached.global()) TabCompletionCache.global.add(typeMapper);
-            TabCompletionCache.cacheDuration.put(typeMapper, cached.timeUnit().toMillis(cached.cacheDuration()));
         }
     }
 
+    public void add(AbstractTypeMapper<?, ?> typeMapper, boolean global, long cacheDuration, TimeUnit timeUnit) {
+        TabCompletionCache.cached.add(typeMapper);
+        if (global) TabCompletionCache.global.add(typeMapper);
+        TabCompletionCache.cacheDuration.put(typeMapper, timeUnit.toMillis(cacheDuration));
+    }
+
     @EqualsAndHashCode
     @AllArgsConstructor
     private static class Key {
         private Object sender;
+        private String arg;
         private AbstractTypeMapper<?, ?> typeMapper;
     }
 
     @AllArgsConstructor
     private static class TabCompletions {
-        private AbstractSWCommand<?> command;
         private long timestamp;
         private Collection<String> tabCompletions;
     }
 
-    Collection<String> tabComplete(Object sender, AbstractTypeMapper<?, ?> typeMapper, AbstractSWCommand<?> command, Supplier<Collection<String>> tabCompleteSupplier) {
+    Collection<String> tabComplete(Object sender, String arg, AbstractTypeMapper<Object, ?> typeMapper, Supplier<Collection<String>> tabCompleteSupplier) {
         if (!cached.contains(typeMapper)) return tabCompleteSupplier.get();
-        Key key = global.contains(typeMapper) ? new Key(null, typeMapper) : new Key(sender, typeMapper);
+
+        String normalizedArg = typeMapper.normalize(sender, arg);
+        if (normalizedArg == null) normalizedArg = "";
+        Key key = new Key(global.contains(typeMapper) ? null : sender, normalizedArg, typeMapper);
+
         TabCompletions tabCompletions = tabCompletionCache.computeIfAbsent(key, ignore -> {
-            return new TabCompletions(command, System.currentTimeMillis(), tabCompleteSupplier.get());
+            return new TabCompletions(System.currentTimeMillis(), tabCompleteSupplier.get());
         });
-        if (tabCompletions.command != command || System.currentTimeMillis() - tabCompletions.timestamp > cacheDuration.get(typeMapper)) {
+
-            tabCompletions = new TabCompletions(command, System.currentTimeMillis(), tabCompleteSupplier.get());
+        if (System.currentTimeMillis() - tabCompletions.timestamp > cacheDuration.get(typeMapper)) {
-            tabCompletionCache.put(key, tabCompletions);
+            tabCompletions.tabCompletions = tabCompleteSupplier.get();
         }
         tabCompletions.timestamp = System.currentTimeMillis();
         return tabCompletions.tabCompletions;

src/de/steamwar/linkage/AllowedContexts.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -17,13 +17,20 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.command;
+package de.steamwar.linkage;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target(ElementType.ANNOTATION_TYPE)
+@Retention(RetentionPolicy.CLASS)
+public @interface AllowedContexts {
 
-@Deprecated
-@FunctionalInterface
-public interface AbstractGuardChecker<T> {
     /**
-     * While guarding the first parameter of the command the parameter s of this method is {@code null}
+     * The context in which this annotation is valid.
      */
-    GuardResult guard(T t, GuardCheckType guardCheckType, String[] previousArguments, String s);
+    Context[] value();
+
 }

src/de/steamwar/linkage/Context.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -17,11 +17,9 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.command;
+package de.steamwar.linkage;
 
-@Deprecated
+public enum Context {
-public enum GuardResult {
+    BUNGEE,
-    ALLOWED,
+    SPIGOT
-    DENIED_WITH_HELP,
-    DENIED
 }

src/de/steamwar/linkage/EventMode.java

@@ -0,0 +1,44 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@AllowedContexts(Context.BUNGEE)
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.TYPE})
+public @interface EventMode {
+    Mode value();
+
+    @AllArgsConstructor
+    enum Mode {
+        EventOnly(""),
+        NonEvent("!");
+
+        @Getter
+        private String prefix;
+    }
+}

src/de/steamwar/linkage/LinkageProcessor.java

@@ -0,0 +1,352 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.FieldBuilder;
+import de.steamwar.linkage.plan.MethodBuilder;
+import de.steamwar.linkage.types.Plain_GENERIC;
+import lombok.Cleanup;
+import lombok.Getter;
+import lombok.SneakyThrows;
+
+import javax.annotation.processing.*;
+import javax.lang.model.SourceVersion;
+import javax.lang.model.element.ElementKind;
+import javax.lang.model.element.Modifier;
+import javax.lang.model.element.TypeElement;
+import javax.lang.model.element.VariableElement;
+import javax.lang.model.type.DeclaredType;
+import javax.lang.model.type.TypeMirror;
+import javax.tools.Diagnostic;
+import javax.tools.StandardLocation;
+import java.io.*;
+import java.lang.annotation.Annotation;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+@SupportedAnnotationTypes("de.steamwar.linkage.Linked")
+public class LinkageProcessor extends AbstractProcessor {
+
+    private static Context context;
+
+    @Getter
+    private static String pluginMain;
+
+    private String name;
+    private String className;
+
+    private Set<String> disabledFeatures = new HashSet<>();
+
+    private Messager messager;
+    private boolean processed = false;
+
+    @Override
+    public SourceVersion getSupportedSourceVersion() {
+        return SourceVersion.latestSupported();
+    }
+
+    @SneakyThrows
+    @Override
+    public synchronized void init(ProcessingEnvironment processingEnv) {
+        super.init(processingEnv);
+
+        name = new File(System.getProperty("user.dir")).getName().replaceAll("[^a-zA-Z]", "").toLowerCase();
+
+        messager = processingEnv.getMessager();
+
+        className = "LinkageUtils";
+        mainClass();
+        disabledFeatures();
+    }
+
+    @SneakyThrows
+    private void mainClass() {
+        File file = new File(System.getProperty("user.dir"));
+        Optional<File> pluginYMLFile = Files.walk(file.toPath())
+                .map(Path::toFile)
+                .filter(File::isFile)
+                .filter(f -> f.getName().equals("plugin.yml") || f.getName().equals("bungee.yml"))
+                .findFirst();
+        if (!pluginYMLFile.isPresent()) {
+            messager.printMessage(Diagnostic.Kind.ERROR, "Could not find plugin.yml or bungee.yml");
+            return;
+        }
+        context = pluginYMLFile.get().getName().equals("bungee.yml") ? Context.BUNGEE : Context.SPIGOT;
+        @Cleanup BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(pluginYMLFile.get())));
+        Optional<String> mainName = reader.lines()
+                .filter(line -> line.startsWith("main:"))
+                .map(line -> line.substring(line.indexOf(':') + 1).trim())
+                .findFirst();
+        if (mainName.isPresent()) {
+            pluginMain = mainName.get();
+        } else {
+            messager.printMessage(Diagnostic.Kind.ERROR, "Could not find main class in plugin.yml or bungee.yml");
+        }
+    }
+
+    @SneakyThrows
+    private void disabledFeatures() {
+        File file = new File(System.getProperty("user.dir"), "disabled-features.txt");
+        if (!file.exists()) return;
+        @Cleanup BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
+        reader.lines()
+                .map(String::trim)
+                .filter(line -> !line.isEmpty())
+                .filter(line -> !line.startsWith("#"))
+                .forEach(disabledFeatures::add);
+    }
+
+    @SneakyThrows
+    @Override
+    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
+        if (processed) return false;
+        processed = true;
+
+        Writer writer = processingEnv.getFiler().createSourceFile("de.steamwar." + name + ".linkage.LinkageUtils").openWriter();
+        BuildPlan buildPlan = new BuildPlan("de.steamwar." + name + ".linkage", className);
+
+        Set<TypeElement> disabledElements = new HashSet<>();
+
+        Set<TypeElement> elements = roundEnv.getElementsAnnotatedWith(Linked.class).stream()
+                .filter(element -> element.getKind() == ElementKind.CLASS)
+                .map(TypeElement.class::cast)
+                .peek(element -> {
+                    String featureName = element.getAnnotation(Linked.class).feature();
+                    if (featureName.isEmpty()) {
+                        String tempName = element.getQualifiedName().toString();
+                        if (tempName.contains(".features.")) {
+                            tempName = tempName.substring(tempName.indexOf(".features.") + 10);
+                            featureName = tempName.substring(0, tempName.indexOf('.'));
+                        } else {
+                            tempName = tempName.substring(0, tempName.lastIndexOf('.'));
+                            featureName = tempName.substring(tempName.lastIndexOf('.') + 1);
+                        }
+                    }
+                    if (disabledFeatures.contains(featureName) || disabledFeatures.contains("*")) {
+                        disabledElements.add(element);
+                    }
+                })
+                .peek(typeElement -> System.out.println("Found element: " + typeElement.getQualifiedName().toString()))
+                .collect(Collectors.toSet());
+
+        Map<Set<String>, List<TypeElement>> groupedByChecks = elements.stream()
+                .collect(Collectors.groupingBy(element -> checks(element, buildPlan)));
+
+        Map<String, TypeElement> neededFields = new HashMap<>();
+        Set<Runnable> fieldInjections = new HashSet<>();
+        for (TypeElement typeElement : elements) {
+            if (getLinkagesOfType(typeElement).size() > 1) {
+                neededFields.put(typeElement.getQualifiedName().toString(), typeElement);
+            }
+
+            List<VariableElement> variableElements = typeElement.getEnclosedElements().stream()
+                    .filter(e -> e.getKind() == ElementKind.FIELD)
+                    .map(VariableElement.class::cast)
+                    .filter(e -> e.getAnnotation(LinkedInstance.class) != null)
+                    .collect(Collectors.toList());
+            if (variableElements.isEmpty()) continue;
+
+            for (VariableElement variableElement : variableElements) {
+                if (!variableElement.getModifiers().contains(Modifier.PUBLIC)) {
+                    messager.printMessage(Diagnostic.Kind.ERROR, "Field " + variableElement.getSimpleName() + " must be public", variableElement);
+                    continue;
+                }
+                if (variableElement.getModifiers().contains(Modifier.STATIC)) {
+                    messager.printMessage(Diagnostic.Kind.ERROR, "Field " + variableElement.getSimpleName() + " must be non static", variableElement);
+                    continue;
+                }
+                if (variableElement.getModifiers().contains(Modifier.FINAL)) {
+                    messager.printMessage(Diagnostic.Kind.ERROR, "Field " + variableElement.getSimpleName() + " must be non final", variableElement);
+                    continue;
+                }
+                TypeElement fieldType = (TypeElement) ((DeclaredType) variableElement.asType()).asElement();
+                if (disabledElements.contains(fieldType)) {
+                    continue;
+                }
+                if (disabledElements.contains(typeElement)) {
+                    continue;
+                }
+                neededFields.put(typeElement.getQualifiedName().toString(), typeElement);
+                neededFields.put(fieldType.getQualifiedName().toString(), fieldType);
+
+                fieldInjections.add(() -> {
+                    specialElements(typeElement, buildPlan, buildPlan::addStaticLine, () -> {
+                        buildPlan.addStaticLine(getElement(typeElement, neededFields) + "." + variableElement.getSimpleName().toString() + " = " + getElement((TypeElement) ((DeclaredType) variableElement.asType()).asElement(), neededFields) + ";");
+                    });
+                });
+            }
+        }
+        neededFields.forEach((s, typeElement) -> {
+            if (disabledElements.contains(typeElement)) return;
+            buildPlan.addImport(typeElement.getQualifiedName().toString());
+            String t = typeElement.getSimpleName().toString();
+            t = t.substring(0, 1).toLowerCase() + t.substring(1);
+            buildPlan.addField(new FieldBuilder(typeElement.getSimpleName().toString(), t));
+
+            String finalT = t;
+            specialElements(typeElement, buildPlan, buildPlan::addStaticLine, () -> {
+                buildPlan.addStaticLine(finalT + " = new " + typeElement.getSimpleName().toString() + "();");
+            });
+        });
+        fieldInjections.forEach(Runnable::run);
+
+        Map<String, MethodBuilder> methods = new HashMap<>();
+        for (Map.Entry<Set<String>, List<TypeElement>> entry : groupedByChecks.entrySet()) {
+            Map<String, Map<TypeElement, List<LinkageType>>> groupedByMethod = new HashMap<>();
+            for (TypeElement typeElement : entry.getValue()) {
+                for (Map.Entry<String, List<LinkageType>> linkages : getLinkagesOfType(typeElement).entrySet()) {
+                    groupedByMethod.computeIfAbsent(linkages.getKey(), ignored -> new HashMap<>())
+                            .put(typeElement, linkages.getValue());
+                }
+            }
+
+            for (Map.Entry<String, Map<TypeElement, List<LinkageType>>> group : groupedByMethod.entrySet()) {
+                MethodBuilder method = methods.computeIfAbsent(group.getKey(), s -> {
+                    MethodBuilder methodBuilder = new MethodBuilder(s, "void");
+                    buildPlan.addMethod(methodBuilder);
+                    return methodBuilder;
+                });
+
+                boolean generated = false;
+                for (Map.Entry<TypeElement, List<LinkageType>> toGenerate : group.getValue().entrySet()) {
+                    if (disabledElements.contains(toGenerate.getKey())) continue;
+                    if (!generated && !entry.getKey().isEmpty()) {
+                        method.addLine("if (" + String.join(" && ", entry.getKey()) + ") {");
+                        generated = true;
+                    }
+                    TypeElement typeElement = toGenerate.getKey();
+                    String instance = getElement(typeElement, neededFields);
+                    if (toGenerate.getValue().size() > 1 && instance.startsWith("new ")) {
+                        method.addLine(typeElement.getSimpleName() + " local" + typeElement.getSimpleName().toString() + " = " + instance + ";");
+                        instance = "local" + typeElement.getSimpleName().toString();
+                    }
+                    String finalInstance = instance;
+                    toGenerate.getValue().forEach(linkageType -> {
+                        buildPlan.addImport(typeElement.getQualifiedName().toString());
+                        linkageType.generateCode(buildPlan, method, finalInstance, typeElement);
+                    });
+                }
+                if (generated && !entry.getKey().isEmpty()) method.addLine("}");
+            }
+        }
+
+        BufferedWriter bufferedWriter = new BufferedWriter(writer);
+        buildPlan.write(bufferedWriter);
+        bufferedWriter.close();
+        return true;
+    }
+
+    private String getElement(TypeElement typeElement, Map<String, TypeElement> neededFields) {
+        String s = typeElement.getSimpleName().toString();
+        if (neededFields.containsKey(typeElement.getQualifiedName().toString())) {
+            return s.substring(0, 1).toLowerCase() + s.substring(1);
+        }
+        return "new " + s + "()";
+    }
+
+    private Set<String> checks(TypeElement typeElement, BuildPlan buildPlan) {
+        Set<String> checks = new HashSet<>();
+        MinVersion minVersion = typeElement.getAnnotation(MinVersion.class);
+        MaxVersion maxVersion = typeElement.getAnnotation(MaxVersion.class);
+        EventMode eventMode = typeElement.getAnnotation(EventMode.class);
+        PluginCheck[] pluginChecks = typeElement.getAnnotationsByType(PluginCheck.class);
+        if (context == Context.SPIGOT) {
+            errorOnNonNull(typeElement, eventMode);
+            if (minVersion != null) {
+                buildPlan.addImport("de.steamwar.core.Core");
+                checks.add("Core.getVersion() >= " + minVersion.value());
+            }
+            if (maxVersion != null) {
+                buildPlan.addImport("de.steamwar.core.Core");
+                checks.add("Core.getVersion() <= " + maxVersion.value());
+            }
+            if (pluginChecks.length != 0) {
+                buildPlan.addImport("org.bukkit.Bukkit");
+                Arrays.stream(pluginChecks).map(pluginCheck -> {
+                    return "Bukkit.getPluginManager().getPlugin(\"" + pluginCheck.value() + "\") " + (pluginCheck.has() == PluginCheck.Has.THIS ? "!" : "=") + "= null";
+                }).forEach(checks::add);
+            }
+        } else {
+            errorOnNonNull(typeElement, minVersion, maxVersion);
+            if (eventMode != null) {
+                buildPlan.addImport("de.steamwar.bungeecore.BungeeCore");
+                checks.add(eventMode.value().getPrefix() + "BungeeCore.EVENT_MODE");
+            }
+            if (pluginChecks.length != 0) {
+                buildPlan.addImport("net.md_5.bungee.BungeeCord");
+                Arrays.stream(pluginChecks).map(pluginCheck -> {
+                    return "BungeeCord.getPluginManager().getPlugin(\"" + pluginCheck.value() + "\") " + (pluginCheck.has() == PluginCheck.Has.THIS ? "!" : "=") + "= null";
+                }).forEach(checks::add);
+            }
+        }
+        return checks;
+    }
+
+    private void specialElements(TypeElement typeElement, BuildPlan buildPlan, Consumer<String> stringConsumer, Runnable inner) {
+        Set<String> checks = checks(typeElement, buildPlan);
+        if (!checks.isEmpty()) stringConsumer.accept("if (" + String.join(" && ", checks) + ") {");
+        inner.run();
+        if (!checks.isEmpty()) stringConsumer.accept("}");
+    }
+
+    private void errorOnNonNull(TypeElement typeElement, Annotation... annotations) {
+        for (Annotation annotation : annotations) {
+            if (annotation != null) {
+                messager.printMessage(Diagnostic.Kind.ERROR, annotation.annotationType().getSimpleName() + " is not supported in " + context.name(), typeElement);
+            }
+        }
+    }
+
+    private Plain_GENERIC plain_GENERIC = new Plain_GENERIC();
+
+    private Map<String, List<LinkageType>> getLinkagesOfType(TypeElement typeElement) {
+        Map<String, List<LinkageType>> linkages = new HashMap<>();
+        Stream.concat(Stream.of(typeElement.getSuperclass()), typeElement.getInterfaces().stream())
+                .map(this::resolveSingle)
+                .filter(Objects::nonNull)
+                .forEach(linkageType -> linkages.computeIfAbsent(linkageType.method(), s -> new ArrayList<>()).add(linkageType));
+        if (linkages.size() == 1 && linkages.containsKey("unlink")) {
+            linkages.put(plain_GENERIC.method(), Collections.singletonList(plain_GENERIC));
+        }
+        return linkages;
+    }
+
+    private LinkageType resolveSingle(TypeMirror typeMirror) {
+        String qualifier = typeMirror.toString();
+        if (qualifier.contains("<")) qualifier = qualifier.substring(0, qualifier.indexOf('<'));
+        qualifier = qualifier.substring(qualifier.lastIndexOf('.') + 1);
+        try {
+            return (LinkageType) Class.forName("de.steamwar.linkage.types." + qualifier + "_" + context.name()).getDeclaredConstructor().newInstance();
+        } catch (Exception e) {
+            // Ignore
+        }
+        try {
+            return (LinkageType) Class.forName("de.steamwar.linkage.types." + qualifier + "_GENERIC").getDeclaredConstructor().newInstance();
+        } catch (Exception e) {
+            // Ignore
+        }
+        return null;
+    }
+}

src/de/steamwar/linkage/LinkageType.java

@@ -0,0 +1,36 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public interface LinkageType {
+
+    default String getPluginMain() {
+        return LinkageProcessor.getPluginMain();
+    }
+
+    String method();
+
+    void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement);
+}

src/de/steamwar/linkage/Linked.java

@@ -0,0 +1,28 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.*;
+
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.TYPE})
+public @interface Linked {
+    String feature() default "";
+}

src/de/steamwar/linkage/LinkedInstance.java

@@ -0,0 +1,30 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.FIELD})
+public @interface LinkedInstance {
+}

src/de/steamwar/linkage/MaxVersion.java

@@ -0,0 +1,32 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@AllowedContexts(Context.SPIGOT)
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.TYPE})
+public @interface MaxVersion {
+    int value();
+}

src/de/steamwar/linkage/MinVersion.java

@@ -0,0 +1,32 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@AllowedContexts(Context.SPIGOT)
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.TYPE})
+public @interface MinVersion {
+    int value();
+}

src/de/steamwar/linkage/PluginCheck.java

@@ -0,0 +1,42 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.*;
+
+@AllowedContexts({Context.BUNGEE, Context.SPIGOT})
+@Retention(RetentionPolicy.SOURCE)
+@Target({ElementType.TYPE})
+@Repeatable(PluginCheck.PluginChecks.class)
+public @interface PluginCheck {
+    Has has() default Has.THIS;
+    String value();
+
+    enum Has {
+        THIS,
+        NOT
+    }
+
+    @Retention(RetentionPolicy.SOURCE)
+    @Target({ElementType.TYPE})
+    @interface PluginChecks {
+        @SuppressWarnings("unused") PluginCheck[] value() default {};
+    }
+}

src/de/steamwar/linkage/api/Disable.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -17,11 +17,8 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.command;
+package de.steamwar.linkage.api;
 
-@Deprecated
+public interface Disable {
-public enum GuardCheckType {
+    void disable();
-    COMMAND,
-    HELP_COMMAND,
-    TAB_COMPLETE
 }

src/de/steamwar/linkage/api/Enable.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -17,9 +17,8 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.command;
+package de.steamwar.linkage.api;
 
-class CommandNoHelpException extends RuntimeException {
+public interface Enable {
-    
+    void enable();
-    CommandNoHelpException() {}
 }

src/de/steamwar/linkage/api/Plain.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -17,9 +17,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-package de.steamwar.command.dto;
+package de.steamwar.linkage.api;
 
-import de.steamwar.command.AbstractGuardChecker;
+public interface Plain {
-
-public interface TestGuardChecker extends AbstractGuardChecker<String> {
 }

src/de/steamwar/linkage/plan/BuildPlan.java

@@ -0,0 +1,89 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.plan;
+
+import lombok.RequiredArgsConstructor;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.util.*;
+
+@RequiredArgsConstructor
+public class BuildPlan {
+
+    private final String packageName;
+    private Set<String> imports = new HashSet<>();
+    private final String className;
+
+    private List<FieldBuilder> fieldBuilders = new ArrayList<>();
+    private Map<String, MethodBuilder> methodBuilderMap = new HashMap<>();
+    private List<String> staticLines = new ArrayList<>();
+
+    public void addImport(String importName) {
+        imports.add(importName);
+    }
+
+    public void addField(FieldBuilder fieldBuilder) {
+        fieldBuilders.add(fieldBuilder);
+    }
+
+    public void addMethod(MethodBuilder methodBuilder) {
+        methodBuilderMap.put(methodBuilder.getMethodName(), methodBuilder);
+    }
+
+    public boolean hasMethod(String methodName) {
+        return methodBuilderMap.containsKey(methodName);
+    }
+
+    public void addStaticLine(String line) {
+        staticLines.add(line);
+    }
+
+    public void write(BufferedWriter writer) throws IOException {
+        writer.write("package " + packageName + ";\n");
+        if (!imports.isEmpty()) {
+            writer.write("\n");
+            for (String importName : imports) {
+                writer.write("import " + importName + ";\n");
+            }
+        }
+        writer.write("\n");
+        writer.write("public class " + className + " {\n");
+        if (!fieldBuilders.isEmpty()) {
+            for (FieldBuilder fieldBuilder : fieldBuilders) {
+                fieldBuilder.write(writer);
+            }
+            writer.write("\n");
+        }
+        if (!staticLines.isEmpty()) {
+            writer.write("    static {\n");
+            for (String line : staticLines) {
+                writer.write("        " + line + "\n");
+            }
+            writer.write("    }\n");
+            writer.write("\n");
+        }
+        for (MethodBuilder methodBuilder : methodBuilderMap.values()) {
+            methodBuilder.write(writer);
+            writer.write("\n");
+        }
+        writer.write("}\n");
+    }
+}

src/de/steamwar/linkage/plan/FieldBuilder.java

@@ -0,0 +1,44 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.plan;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+
+@RequiredArgsConstructor
+@AllArgsConstructor
+public class FieldBuilder {
+    @Getter
+    private final String type;
+    private final String name;
+    private String initializer;
+
+    public String getFieldName() {
+        return name;
+    }
+
+    public void write(BufferedWriter writer) throws IOException {
+        writer.write("    private static " + type + " " + getFieldName() + (initializer == null ? "" : " = " + initializer) + ";\n");
+    }
+}

src/de/steamwar/linkage/plan/MethodBuilder.java

@@ -0,0 +1,70 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.plan;
+
+import lombok.RequiredArgsConstructor;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+@RequiredArgsConstructor
+public class MethodBuilder {
+
+    private final String name;
+    private final String returnType;
+    private List<ParameterBuilder> parameters = new ArrayList<>();
+    private List<String> lines = new ArrayList<>();
+    private boolean isPrivate = false;
+
+    public void addParameter(ParameterBuilder parameterBuilder) {
+        parameters.add(parameterBuilder);
+    }
+
+    public void addLine(String line) {
+        lines.add(line);
+    }
+
+    public String getMethodName() {
+        return name;
+    }
+
+    public void setPrivate(boolean isPrivate) {
+        this.isPrivate = isPrivate;
+    }
+
+    public void write(BufferedWriter writer) throws IOException {
+        writer.write("    " + (isPrivate ? "private" : "public") + " static " + returnType + " " + getMethodName() + "(");
+        for (int i = 0; i < parameters.size(); i++) {
+            parameters.get(i).write(writer);
+            if (i < parameters.size() - 1) {
+                writer.write(", ");
+            }
+        }
+        writer.write(") {");
+        for (String line : lines) {
+            writer.write("\n");
+            writer.write("        " + line);
+        }
+        writer.write("\n");
+        writer.write("    }\n");
+    }
+}

src/de/steamwar/linkage/plan/ParameterBuilder.java

@@ -0,0 +1,35 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.plan;
+
+import lombok.AllArgsConstructor;
+
+import java.io.BufferedWriter;
+import java.io.IOException;
+
+@AllArgsConstructor
+public class ParameterBuilder {
+    private String type;
+    private String name;
+
+    public void write(BufferedWriter writer) throws IOException {
+        writer.write(type + " " + name);
+    }
+}

src/de/steamwar/linkage/types/Disable_GENERIC.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class Disable_GENERIC implements LinkageType {
+
+    @Override
+    public String method() {
+        return "unlink";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        method.addLine(instance + ".disable();");
+    }
+}

src/de/steamwar/linkage/types/Enable_GENERIC.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class Enable_GENERIC implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        method.addLine(instance + ".enable();");
+    }
+}

src/de/steamwar/linkage/types/Listener_BUNGEE.java

@@ -0,0 +1,41 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class Listener_BUNGEE implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        buildPlan.addImport("net.md_5.bungee.api.ProxyServer");
+        buildPlan.addImport("de.steamwar.bungeecore.BungeeCore");
+        method.addLine("ProxyServer.getInstance().getPluginManager().registerListener(BungeeCore.get(), " + instance + ");");
+    }
+}

src/de/steamwar/linkage/types/Listener_SPIGOT.java

@@ -0,0 +1,105 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.FieldBuilder;
+import de.steamwar.linkage.plan.MethodBuilder;
+import de.steamwar.linkage.plan.ParameterBuilder;
+
+import javax.lang.model.element.*;
+import javax.lang.model.type.DeclaredType;
+import java.util.HashMap;
+import java.util.Map;
+
+public class Listener_SPIGOT implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        Map<String, TypeElement> eventClasses = new HashMap<>();
+        Map<TypeElement, ExecutableElement> eventMethods = new HashMap<>();
+
+        typeElement.getEnclosedElements().stream().filter(e -> e.getKind() == ElementKind.METHOD).map(ExecutableElement.class::cast).filter(e -> {
+            return e.getAnnotationMirrors().stream().anyMatch(annotationMirror -> {
+                return annotationMirror.getAnnotationType().asElement().getSimpleName().toString().equals("EventHandler");
+            });
+        }).forEach(e -> {
+            TypeElement current = ((TypeElement)((DeclaredType) e.getParameters().get(0).asType()).asElement());
+            eventClasses.put(current.getQualifiedName().toString(), current);
+            eventMethods.put(current, e);
+        });
+
+        eventClasses.forEach((s, eventType) -> {
+            if (buildPlan.hasMethod(eventType.getSimpleName().toString())) return;
+            buildPlan.addImport("org.bukkit.event.HandlerList");
+            buildPlan.addImport("org.bukkit.event.Listener");
+            buildPlan.addImport("java.util.function.Consumer");
+            buildPlan.addImport("org.bukkit.event.EventPriority");
+            buildPlan.addImport("org.bukkit.plugin.RegisteredListener");
+            buildPlan.addImport("org.bukkit.plugin.EventExecutor");
+            buildPlan.addImport(s);
+            buildPlan.addField(new FieldBuilder("HandlerList", "handlerList" + eventType.getSimpleName()));
+            MethodBuilder methodBuilder = new MethodBuilder(eventType.getSimpleName().toString(), "void");
+            methodBuilder.addParameter(new ParameterBuilder("Listener", "listener"));
+            methodBuilder.addParameter(new ParameterBuilder("Consumer<" + eventType.getSimpleName() + ">", "consumer"));
+            methodBuilder.addParameter(new ParameterBuilder("EventPriority", "eventPriority"));
+            methodBuilder.addParameter(new ParameterBuilder("boolean", "ignoreCancelled"));
+            methodBuilder.setPrivate(true);
+            methodBuilder.addLine("EventExecutor eventExecutor = (l, event) -> {");
+            methodBuilder.addLine("    if (event instanceof " + eventType.getSimpleName() + ") {");
+            methodBuilder.addLine("        consumer.accept((" + eventType.getSimpleName() + ") event);");
+            methodBuilder.addLine("    }");
+            methodBuilder.addLine("};");
+            methodBuilder.addLine("handlerList" + eventType.getSimpleName() + ".register(new RegisteredListener(listener, eventExecutor, eventPriority, " + getPluginMain() + ".getInstance(), ignoreCancelled));");
+            buildPlan.addMethod(methodBuilder);
+            method.addLine("handlerList" + eventType.getSimpleName() + " = " + eventType.getSimpleName() + ".getHandlerList();");
+        });
+
+        String localInstance = "local" + typeElement.getSimpleName().toString();
+        if (!instance.startsWith("new ")) {
+            localInstance = instance;
+        } else {
+            method.addLine(typeElement.getSimpleName() + " " + localInstance + " = " + instance + ";");
+        }
+        String finalLocalInstance = localInstance;
+        eventMethods.forEach((type, executableElement) -> {
+            AnnotationMirror eventHandler = executableElement.getAnnotationMirrors().stream().filter(annotationMirror -> annotationMirror.getAnnotationType().asElement().getSimpleName().toString().equals("EventHandler")).findFirst().orElse(null);
+            if (eventHandler == null) {
+                return;
+            }
+            String priority = "NORMAL";
+            String ignoreCancelled = "false";
+            for (Map.Entry<? extends ExecutableElement, ? extends AnnotationValue> entry : eventHandler.getElementValues().entrySet()) {
+                if (entry.getKey().getSimpleName().toString().equals("priority")) {
+                    priority = entry.getValue().getValue().toString();
+                } else if (entry.getKey().getSimpleName().toString().equals("ignoreCancelled")) {
+                    ignoreCancelled = entry.getValue().getValue().toString();
+                }
+            }
+            method.addLine(type.getSimpleName().toString() + "(" + finalLocalInstance + ", " + finalLocalInstance + "::" + executableElement.getSimpleName().toString() + ", EventPriority." + priority + ", " + ignoreCancelled + ");");
+        });
+    }
+}

src/de/steamwar/linkage/types/PacketHandler_GENERIC.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class PacketHandler_GENERIC implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        method.addLine(instance + ".register();");
+    }
+}

src/de/steamwar/linkage/types/Plain_GENERIC.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class Plain_GENERIC implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        if (instance.startsWith("new ")) method.addLine(instance + ";");
+    }
+}

src/de/steamwar/linkage/types/SWCommand_BUNGEE.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class SWCommand_BUNGEE implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        method.addLine(instance + ";");
+    }
+}

src/de/steamwar/linkage/types/SWCommand_SPIGOT.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage.types;
+
+import de.steamwar.linkage.LinkageType;
+import de.steamwar.linkage.plan.BuildPlan;
+import de.steamwar.linkage.plan.MethodBuilder;
+
+import javax.lang.model.element.TypeElement;
+
+public class SWCommand_SPIGOT implements LinkageType {
+
+    @Override
+    public String method() {
+        return "link";
+    }
+
+    @Override
+    public void generateCode(BuildPlan buildPlan, MethodBuilder method, String instance, TypeElement typeElement) {
+        method.addLine(instance + ".setMessage(" + getPluginMain() + ".MESSAGE);");
+    }
+}

src/de/steamwar/network/packets/client/ImALobbyPacket.java

@@ -21,7 +21,6 @@ package de.steamwar.network.packets.client;
 
 import de.steamwar.network.packets.NetworkPacket;
 import lombok.EqualsAndHashCode;
-import lombok.Getter;
 
 @EqualsAndHashCode(callSuper = true)
 public class ImALobbyPacket extends NetworkPacket {

src/de/steamwar/network/packets/client/RequestSchematicSearchPacket.java

@@ -0,0 +1,39 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.network.packets.client;
+
+import de.steamwar.network.packets.NetworkPacket;
+import lombok.*;
+
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@EqualsAndHashCode(callSuper = true)
+@Getter
+public class RequestSchematicSearchPacket extends NetworkPacket {
+    private static final long serialVersionUID = -6525229932332581648L;
+
+    private int playerId;
+    private int schematicId;
+    private boolean ignoreBlockData;
+    private boolean ignoreAir;
+    private boolean airAsAny;
+
+}

src/de/steamwar/network/packets/common/FightEndsPacket.java

@@ -38,4 +38,5 @@ public class FightEndsPacket extends NetworkPacket {
     private List<Integer> bluePlayers;
     private List<Integer> redPlayers;
     private String gameMode;
+    private int duration;
 }

src/de/steamwar/sql/BannedUserIPs.java

@@ -0,0 +1,67 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.util.List;
+
+@AllArgsConstructor
+public class BannedUserIPs {
+
+    private static final Table<BannedUserIPs> table = new Table<>(BannedUserIPs.class);
+
+    private static final SelectStatement<BannedUserIPs> getByID = table.selectFields("UserID");
+    private static final SelectStatement<BannedUserIPs> getByIP = new SelectStatement<>(table, "SELECT * FROM BannedUserIPs WHERE IP = ? ORDER BY Timestamp DESC");
+    private static final Statement banIP = table.insertAll();
+    private static final Statement unbanIPs = table.deleteFields("UserID");
+
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int userID;
+    @Getter
+    @Field(def = "CURRENT_TIMESTAMP")
+    private final Timestamp timestamp;
+    @Field(keys = {Table.PRIMARY})
+    private final String ip;
+
+    public static List<BannedUserIPs> get(int userID) {
+        return getByID.listSelect(userID);
+    }
+
+    public static List<BannedUserIPs> get(String ip) {
+        return getByIP.listSelect(ip);
+    }
+
+    public static void banIP(int userID, String ip){
+        banIP.update(userID, Timestamp.from(Instant.now()), ip);
+    }
+
+    public static void unbanIPs(int userID) {
+        unbanIPs.update(userID);
+    }
+}

src/de/steamwar/sql/BauweltMember.java

@@ -0,0 +1,123 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.Getter;
+
+import java.util.*;
+
+public class BauweltMember {
+    private static final Map<Integer, BauweltMember> memberCache = new HashMap<>();
+
+    public static void clear() {
+        memberCache.clear();
+    }
+
+    private static final Table<BauweltMember> table = new Table<>(BauweltMember.class);
+    private static final SelectStatement<BauweltMember> getMember = table.select(Table.PRIMARY);
+    private static final SelectStatement<BauweltMember> getMembers = table.selectFields("BauweltID");
+    private static final Statement update = table.insertAll();
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    public static void addMember(UUID ownerID, UUID memberID) {
+        new BauweltMember(SteamwarUser.get(ownerID).getId(), SteamwarUser.get(memberID).getId(), false, false).updateDB();
+    }
+
+    public static BauweltMember getBauMember(UUID ownerID, UUID memberID){
+        return getBauMember(SteamwarUser.get(ownerID).getId(), SteamwarUser.get(memberID).getId());
+    }
+
+    public static BauweltMember getBauMember(int ownerID, int memberID){
+        BauweltMember member = memberCache.get(memberID);
+        if(member != null && member.bauweltID == ownerID)
+            return member;
+        return getMember.select(ownerID, memberID);
+    }
+
+    public static List<BauweltMember> getMembers(UUID bauweltID){
+        return getMembers(SteamwarUser.get(bauweltID).getId());
+    }
+
+    public static List<BauweltMember> getMembers(int bauweltID){
+        return getMembers.listSelect(bauweltID);
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int bauweltID;
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int memberID;
+    @Getter
+    @Field(def = "0")
+    private boolean worldEdit;
+    @Getter
+    @Field(def = "0")
+    private boolean world;
+
+    public BauweltMember(int bauweltID, int memberID, boolean worldEdit, boolean world) {
+        this.bauweltID = bauweltID;
+        this.memberID = memberID;
+        this.worldEdit = worldEdit;
+        this.world = world;
+        memberCache.put(memberID, this);
+    }
+
+    public void setWorldEdit(boolean worldEdit) {
+        this.worldEdit = worldEdit;
+        updateDB();
+    }
+
+    public void setWorld(boolean world) {
+        this.world = world;
+        updateDB();
+    }
+
+    private void updateDB(){
+        update.update(bauweltID, memberID, worldEdit, world);
+    }
+
+    public void remove(){
+        delete.update(bauweltID, memberID);
+        memberCache.remove(memberID);
+    }
+
+    public boolean isBuild() {
+        return worldEdit;
+    }
+
+    public boolean isSupervisor() {
+        return world;
+    }
+
+    public void setBuild(boolean build) {
+        this.worldEdit = build;
+        updateDB();
+    }
+
+    public void setSupervisor(boolean supervisor) {
+        this.world = supervisor;
+        updateDB();
+    }
+}

src/de/steamwar/sql/CheckedSchematic.java

@@ -0,0 +1,86 @@
+/*
+    This file is a part of the SteamWar software.
+
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.util.List;
+
+@AllArgsConstructor
+public class CheckedSchematic {
+
+    private static final Table<CheckedSchematic> table = new Table<>(CheckedSchematic.class);
+    private static final SelectStatement<CheckedSchematic> statusOfNode = new SelectStatement<>(table, "SELECT * FROM CheckedSchematic WHERE NodeId = ? AND DeclineReason != 'Prüfvorgang abgebrochen' ORDER BY EndTime DESC");
+    private static final SelectStatement<CheckedSchematic> nodeHistory = new SelectStatement<>(table, "SELECT * FROM CheckedSchematic WHERE NodeId = ? AND DeclineReason != '' AND DeclineReason != 'Prüfvorgang abgebrochen' ORDER BY EndTime DESC");
+    private static final Statement insert = table.insertAll();
+
+    public static void create(int nodeId, String name, int owner, int validator, Timestamp startTime, Timestamp endTime, String reason){
+        insert.update(nodeId, owner, name, validator, startTime, endTime, reason);
+    }
+
+    public static void create(SchematicNode node, int validator, Timestamp startTime, Timestamp endTime, String reason){
+        create(node.getId(), node.getName(), node.getOwner(), validator, startTime, endTime, reason);
+    }
+
+    public static List<CheckedSchematic> getLastDeclinedOfNode(int node){
+        return statusOfNode.listSelect(node);
+    }
+
+    public static List<CheckedSchematic> previousChecks(SchematicNode node) {
+        return nodeHistory.listSelect(node.getId());
+    }
+
+    @Field(nullable = true)
+    private final Integer nodeId;
+    @Field
+    private final int nodeOwner;
+    @Field
+    private final String nodeName;
+    @Getter
+    @Field
+    private final int validator;
+    @Getter
+    @Field
+    private final Timestamp startTime;
+    @Getter
+    @Field
+    private final Timestamp endTime;
+    @Getter
+    @Field
+    private final String declineReason;
+
+    public int getNode() {
+        return nodeId;
+    }
+
+    public String getSchemName() {
+        return nodeName;
+    }
+
+    public int getSchemOwner() {
+        return nodeOwner;
+    }
+}

src/de/steamwar/sql/Event.java

@@ -0,0 +1,109 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.util.List;
+
+@AllArgsConstructor
+public class Event {
+
+    static {
+        SchematicType.Normal.name(); // Ensure SchematicType is loaded.
+    }
+
+    private static final Table<Event> table = new Table<>(Event.class);
+
+    private static final SelectStatement<Event> byCurrent = new SelectStatement<>(table, "SELECT * FROM Event WHERE Start < now() AND End > now()");
+    private static final SelectStatement<Event> byId = table.select(Table.PRIMARY);
+    private static final SelectStatement<Event> byName = table.select("eventName");
+    private static final SelectStatement<Event> byComing = new SelectStatement<>(table, "SELECT * FROM Event WHERE Start > now()");
+
+    private static Event current = null;
+
+    public static Event get(){
+        if(current != null && current.now())
+            return current;
+
+        current = byCurrent.select();
+        return current;
+    }
+
+    public static Event get(int eventID){
+        return byId.select(eventID);
+    }
+
+    public static Event get(String eventName) {
+        return byName.select(eventName);
+    }
+
+    public static List<Event> getComing() {
+        return byComing.listSelect();
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int eventID;
+    @Getter
+    @Field(keys = {"eventName"})
+    private final String eventName;
+    @Getter
+    @Field
+    private final Timestamp deadline;
+    @Getter
+    @Field
+    private final Timestamp start;
+    @Getter
+    @Field
+    private final Timestamp end;
+    @Getter
+    @Field
+    private final int maximumTeamMembers;
+    @Field(nullable = true)
+    private final SchematicType schemType;
+    @Field
+    private final boolean publicSchemsOnly;
+    @Deprecated
+    @Field
+    private final boolean spectateSystem;
+
+    public boolean publicSchemsOnly() {
+        return publicSchemsOnly;
+    }
+    public boolean spectateSystem(){
+        return spectateSystem;
+    }
+
+    public SchematicType getSchematicType() {
+        return schemType;
+    }
+
+    private boolean now() {
+        Instant now = Instant.now();
+        return now.isAfter(start.toInstant()) && now.isBefore(end.toInstant());
+    }
+}

src/de/steamwar/sql/EventFight.java

@@ -0,0 +1,136 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.util.*;
+
+import static java.time.temporal.ChronoUnit.SECONDS;
+
+@AllArgsConstructor
+public class EventFight implements Comparable<EventFight> {
+
+    private static final Table<EventFight> table = new Table<>(EventFight.class);
+    private static final SelectStatement<EventFight> byId = table.select(Table.PRIMARY);
+    private static final SelectStatement<EventFight> allComing = new SelectStatement<>(table, "SELECT * FROM EventFight WHERE StartTime > now() ORDER BY StartTime ASC");
+    private static final SelectStatement<EventFight> event = new SelectStatement<>(table, "SELECT * FROM EventFight WHERE EventID = ? ORDER BY StartTime ASC");
+    private static final Statement reschedule = table.update(Table.PRIMARY, "StartTime");
+    private static final Statement setResult = table.update(Table.PRIMARY, "Ergebnis");
+    private static final Statement setFight = table.update(Table.PRIMARY, "Fight");
+
+    private static final Queue<EventFight> fights = new PriorityQueue<>();
+
+    public static EventFight get(int fightID) {
+        return byId.select(fightID);
+    }
+
+    public static void loadAllComingFights() {
+        fights.clear();
+        fights.addAll(allComing.listSelect());
+    }
+
+    public static List<EventFight> getEvent(int eventID) {
+        return event.listSelect(eventID);
+    }
+
+    public static Queue<EventFight> getFights() {
+        return fights;
+    }
+
+    @Getter
+    @Field
+    private final int eventID;
+    @Getter
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int fightID;
+    @Getter
+    @Field
+    private Timestamp startTime;
+    @Getter
+    @Field
+    private final String spielmodus;
+    @Getter
+    @Field
+    private final String map;
+    @Getter
+    @Field
+    private final int teamBlue;
+    @Getter
+    @Field
+    private final int teamRed;
+    @Getter
+    @Field
+    @Deprecated
+    private final int kampfleiter;
+    @Getter
+    @Field
+    private final int spectatePort;
+    @Getter
+    @Field(def = "0")
+    private int ergebnis;
+    @Field(nullable = true)
+    private int fight;
+
+    public void setErgebnis(int winner) {
+        this.ergebnis = winner;
+        setResult.update(winner, fightID);
+    }
+
+    public void setFight(int fight) {
+        //Fight.FightID, not EventFight.FightID
+        this.fight = fight;
+        setFight.update(fight, fightID);
+    }
+
+    public boolean hasFinished() {
+        return fight != 0 || ergebnis != 0;
+    }
+
+    public void reschedule() {
+        startTime = Timestamp.from(new Date().toInstant().plus(30, SECONDS));
+        reschedule.update(startTime, fightID);
+    }
+
+    @Override
+    public int hashCode(){
+        return fightID;
+    }
+
+    @Override
+    public boolean equals(Object o){
+        if(o == null)
+            return false;
+        if(!(o instanceof EventFight))
+            return false;
+        return fightID == ((EventFight) o).fightID;
+    }
+
+    @Override
+    public int compareTo(EventFight o) {
+        return startTime.compareTo(o.startTime);
+    }
+}

src/de/steamwar/sql/Fight.java

@@ -0,0 +1,124 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class Fight {
+
+    private static final Table<Fight> table = new Table<>(Fight.class);
+    private static final SelectStatement<Fight> getPage = new SelectStatement<>(table, "SELECT f.*, (b.NodeId IS NULL OR b.AllowReplay) AND (r.NodeId IS NULL OR r.AllowReplay) AS ReplayAllowed, (SELECT COUNT(1) FROM Replay WHERE Replay.FightID = f.FightID) as ReplayAvailable FROM Fight f LEFT OUTER JOIN SchematicNode b ON f.BlueSchem = b.NodeId LEFT OUTER JOIN SchematicNode r ON f.RedSchem = r.NodeId ORDER BY FightID DESC LIMIT ?, ?");
+    private static final Statement insert = table.insertFields(true, "GameMode", "Server", "StartTime", "Duration", "BlueLeader", "RedLeader", "BlueSchem", "RedSchem", "Win", "WinCondition");
+
+    public static List<Fight> getPage(int page, int elementsPerPage) {
+        List<Fight> fights = getPage.listSelect(page * elementsPerPage, elementsPerPage);
+
+        List<FightPlayer> fightPlayers = FightPlayer.batchGet(fights.stream().map(f -> f.fightID));
+        for(Fight fight : fights) {
+            fight.initPlayers(fightPlayers);
+        }
+
+        SteamwarUser.batchCache(fightPlayers.stream().map(FightPlayer::getUserID).collect(Collectors.toSet()));
+        return fights;
+    }
+
+    public static int create(String gamemode, String server, Timestamp starttime, int duration, int blueleader, int redleader, Integer blueschem, Integer redschem, int win, String wincondition){
+        return insert.insertGetKey(gamemode, server, starttime, duration, blueleader, redleader, blueschem, redschem, win, wincondition);
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int fightID;
+    @Field
+    private final String gameMode;
+    @Getter
+    @Field
+    private final String server;
+    @Getter
+    @Field
+    private final Timestamp startTime;
+    @Field
+    private final int duration;
+    @Field
+    private final int blueLeader;
+    @Field
+    private final int redLeader;
+    @Field(nullable = true)
+    private final Integer blueSchem;
+    @Field(nullable = true)
+    private final Integer redSchem;
+    @Getter
+    @Field
+    private final int win;
+    @Field
+    private final String wincondition;
+    @Field // Virtual field for easy select
+    private final boolean replayAllowed;
+    @Field // Virtual field for easy select
+    private final boolean replayAvailable;
+
+    @Getter
+    private final List<FightPlayer> bluePlayers = new ArrayList<>();
+    @Getter
+    private final List<FightPlayer> redPlayers = new ArrayList<>();
+
+    public SchematicType getSchemType() {
+        return SchematicType.fromDB(gameMode);
+    }
+
+    public SteamwarUser getBlueLeader() {
+        return SteamwarUser.get(blueLeader);
+    }
+
+    public SteamwarUser getRedLeader() {
+        return SteamwarUser.get(redLeader);
+    }
+
+    public boolean replayAllowed() {
+        return replayExists() && replayAllowed;
+    }
+
+    public boolean replayExists() {
+        return getSchemType() != null && replayAvailable;
+    }
+
+    private void initPlayers(List<FightPlayer> fightPlayers) {
+        for(FightPlayer fp : fightPlayers) {
+            if(fp.getFightID() != fightID)
+                continue;
+
+            if(fp.getTeam() == 1)
+                bluePlayers.add(fp);
+            else
+                redPlayers.add(fp);
+        }
+    }
+}

src/de/steamwar/sql/FightPlayer.java

@@ -0,0 +1,65 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+@AllArgsConstructor
+public class FightPlayer {
+
+    private static final Table<FightPlayer> table = new Table<>(FightPlayer.class);
+    private static final Statement create = table.insertAll();
+    private static final SelectStatement<FightPlayer> batchGet = new SelectStatement<>(table, "SELECT * FROM FightPlayer WHERE FightID IN ?");
+
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int fightID;
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int userID;
+    @Getter
+    @Field
+    private final int team;
+    @Field
+    private final String kit;
+    @Field
+    private final int kills;
+    @Field
+    private final boolean isOut;
+
+    public static void create(int fightID, int userID, boolean blue, String kit, int kills, boolean isOut) {
+        create.update(fightID, userID, blue ? 1 : 2, kit, kills, isOut);
+    }
+
+    public static List<FightPlayer> batchGet(Stream<Integer> fightIds) {
+        try (SelectStatement<FightPlayer> batch = new SelectStatement<>(table, "SELECT * FROM FightPlayer WHERE FightID IN (" + fightIds.map(Object::toString).collect(Collectors.joining(", ")) + ")")) {
+            return batch.listSelect();
+        }
+    }
+}

src/de/steamwar/sql/IgnoreSystem.java

@@ -0,0 +1,59 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.sql.ResultSet;
+import java.util.UUID;
+
+@AllArgsConstructor
+public class IgnoreSystem {
+
+    private static final Table<IgnoreSystem> table = new Table<>(IgnoreSystem.class, "IgnoredPlayers");
+    private static final SelectStatement<IgnoreSystem> select = table.select(Table.PRIMARY);
+    private static final Statement insert = table.insertAll();
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    @Field(keys = {Table.PRIMARY})
+    private final int ignorer;
+    @Field(keys = {Table.PRIMARY})
+    private final int ignored;
+
+    public static boolean isIgnored(UUID ignorer, UUID ignored){
+        return isIgnored(SteamwarUser.get(ignorer), SteamwarUser.get(ignored));
+    }
+
+    public static boolean isIgnored(SteamwarUser ignorer, SteamwarUser ignored) {
+        return select.select(ResultSet::next, ignorer.getId(), ignored.getId());
+    }
+
+    public static void ignore(SteamwarUser ignorer, SteamwarUser ignored) {
+        insert.update(ignorer.getId(), ignored.getId());
+    }
+
+    public static void unIgnore(SteamwarUser ignorer, SteamwarUser ignored) {
+        delete.update(ignorer.getId(), ignored.getId());
+    }
+}

src/de/steamwar/sql/Mod.java

@@ -0,0 +1,101 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.List;
+
+@AllArgsConstructor
+public class Mod {
+
+    static {
+        SqlTypeMapper.ordinalEnumMapper(Platform.class);
+        SqlTypeMapper.ordinalEnumMapper(ModType.class);
+    }
+
+    private static final Table<Mod> table = new Table<>(Mod.class, "Mods");
+    private static final SelectStatement<Mod> get = table.select(Table.PRIMARY);
+    private static final SelectStatement<Mod> findFirst = new SelectStatement<>(table, "SELECT * FROM Mods WHERE ModType = 0 LIMIT 1");
+    private static final SelectStatement<Mod> getPageOfType = new SelectStatement<>(table, "SELECT * FROM Mods WHERE ModType = ? ORDER BY ModName DESC LIMIT ?, ?");
+    private static final Statement insert = table.insert(Table.PRIMARY);
+    private static final Statement set = table.update(Table.PRIMARY, "ModType");
+
+    public static Mod get(String name, Platform platform) {
+        return get.select(platform, name);
+    }
+
+    public static Mod getOrCreate(String name, Platform platform) {
+        Mod mod = get(name, platform);
+        if(mod != null)
+            return mod;
+
+        insert.update(platform, name);
+        return new Mod(platform, name, ModType.UNKLASSIFIED);
+    }
+
+    public static List<Mod> getAllModsFiltered(int page, int elementsPerPage, Mod.ModType filter) {
+        return Mod.getPageOfType.listSelect(filter, page * elementsPerPage, elementsPerPage);
+    }
+
+    public static Mod findFirstMod() {
+        return findFirst.select();
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final Platform platform;
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final String modName;
+    @Getter
+    @Field(def = "0")
+    private ModType modType;
+
+    public void setModType(Mod.ModType modType) {
+        set.update(modType, platform, modName);
+        this.modType = modType;
+    }
+
+    public enum Platform {
+        FORGE,
+        LABYMOD,
+        FABRIC
+    }
+
+    public enum ModType {
+        UNKLASSIFIED("7"),
+        GREEN("a"),
+        YELLOW("e"),
+        RED("c"),
+        YOUTUBER_ONLY("6");
+
+        ModType(String colorcode) {
+            this.colorcode = colorcode;
+        }
+        private final String colorcode;
+
+        public String getColorCode() {
+            return colorcode;
+        }
+    }
+}

src/de/steamwar/sql/NoClipboardException.java

@@ -0,0 +1,23 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+public class NoClipboardException extends RuntimeException {
+}

src/de/steamwar/sql/NodeData.java

@@ -0,0 +1,92 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.io.*;
+import java.sql.PreparedStatement;
+import java.util.zip.GZIPInputStream;
+
+@AllArgsConstructor
+public class NodeData {
+
+    static {
+        new SqlTypeMapper<>(PipedInputStream.class, "BLOB", (rs, identifier) -> { throw new SecurityException("PipedInputStream is write only datatype"); }, PreparedStatement::setBinaryStream);
+        new SqlTypeMapper<>(ByteArrayInputStream.class, "BLOB", (rs, identifier) -> { throw new SecurityException("ByteArrayInputStream is write only datatype"); }, PreparedStatement::setBinaryStream);
+        new SqlTypeMapper<>(BufferedInputStream.class, "BLOB", (rs, identifier) -> { throw new SecurityException("BufferedInputStream is write only datatype"); }, PreparedStatement::setBinaryStream);
+    }
+
+    private static final Table<NodeData> table = new Table<>(NodeData.class);
+
+    private static final Statement updateDatabase = new Statement("INSERT INTO NodeData(NodeId, NodeFormat, SchemData) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE NodeFormat = VALUES(NodeFormat), SchemData = VALUES(SchemData)");
+    private static final Statement selSchemData = new Statement("SELECT SchemData FROM NodeData WHERE NodeId = ?");
+
+    private static final SelectStatement<NodeData> get = table.select(Table.PRIMARY);
+
+    public static NodeData get(SchematicNode node) {
+        if(node.isDir())
+            throw new IllegalArgumentException("Node is a directory");
+        return get.select(rs -> {
+            if(rs.next()) {
+                return new NodeData(node.getId(), rs.getBoolean("NodeFormat"));
+            } else {
+                return new NodeData(node.getId(), false);
+            }
+        }, node);
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY})
+    private final int nodeId;
+
+    @Field
+    private boolean nodeFormat;
+
+    public InputStream schemData() throws IOException {
+        try {
+            return selSchemData.select(rs -> {
+                rs.next();
+                InputStream schemData = rs.getBinaryStream("SchemData");
+                try {
+                    if(rs.wasNull() || schemData.available() == 0) {
+                        throw new SecurityException("SchemData is null");
+                    }
+                    return new GZIPInputStream(schemData);
+                } catch (IOException e) {
+                    throw new SecurityException("SchemData is wrong", e);
+                }
+            }, nodeId);
+        } catch (Exception e) {
+            throw new IOException(e);
+        }
+    }
+
+    public void saveFromStream(InputStream blob, boolean newFormat) {
+        updateDatabase.update(nodeId, newFormat, blob);
+        nodeFormat = newFormat;
+    }
+
+    public boolean getNodeFormat() {
+        return nodeFormat;
+    }
+}

src/de/steamwar/sql/NodeDownload.java

@@ -0,0 +1,69 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2021  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.sql.Timestamp;
+import java.time.Instant;
+
+@AllArgsConstructor
+public class NodeDownload {
+
+    private static final char[] HEX = new char[]{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+    private static final String LINK_BASE = "https://steamwar.de/download.php?schem=";
+
+    private static final Table<NodeDownload> table = new Table<>(NodeDownload.class);
+    private static final Statement insert = table.insertFields("NodeId", "Link");
+
+    @Field(keys = {Table.PRIMARY})
+    private final int nodeId;
+    @Field
+    private final String link;
+    @Field(def = "CURRENT_TIMESTAMP")
+    private final Timestamp timestamp;
+
+    public static String getLink(SchematicNode schem){
+        if(schem.isDir())
+            throw new SecurityException("Can not Download Directorys");
+        MessageDigest digest;
+        try {
+            digest = MessageDigest.getInstance("SHA-1");
+        } catch (NoSuchAlgorithmException e) {
+            throw new SecurityException(e);
+        }
+        digest.reset();
+        digest.update((Instant.now().toString() + schem.getOwner() + schem.getId()).getBytes());
+        String hash = base16encode(digest.digest());
+        insert.update(schem.getId(), hash);
+        return LINK_BASE + hash;
+    }
+    public static String base16encode(byte[] byteArray) {
+        StringBuilder hexBuffer = new StringBuilder(byteArray.length * 2);
+        for (byte b : byteArray)
+            hexBuffer.append(HEX[(b >>> 4) & 0xF]).append(HEX[b & 0xF]);
+        return hexBuffer.toString();
+    }
+}

src/de/steamwar/sql/NodeMember.java

@@ -0,0 +1,91 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.util.HashSet;
+import java.util.Optional;
+import java.util.Set;
+
+@AllArgsConstructor
+public class NodeMember {
+
+    public static void init() {
+        // enforce class initialization
+    }
+
+    private static final Table<NodeMember> table = new Table<>(NodeMember.class);
+    private static final SelectStatement<NodeMember> getNodeMember = table.select(Table.PRIMARY);
+    private static final SelectStatement<NodeMember> getNodeMembers = table.selectFields("NodeId");
+    private static final SelectStatement<NodeMember> getSchematics = table.selectFields("UserId");
+    private static final Statement create = table.insert(Table.PRIMARY);
+    private static final Statement delete = table.delete(Table.PRIMARY);
+    private static final Statement updateParent = table.update(Table.PRIMARY, "ParentId");
+
+    @Field(keys = {Table.PRIMARY})
+    private final int nodeId;
+    @Field(keys = {Table.PRIMARY})
+    private final int userId;
+    @Field(nullable = true, def = "null")
+    private Integer parentId;
+
+    public int getNode() {
+        return nodeId;
+    }
+
+    public int getMember() {
+        return userId;
+    }
+
+    public Optional<Integer> getParent() {
+        return Optional.ofNullable(parentId);
+    }
+
+    public void delete() {
+        delete.update(nodeId, userId);
+    }
+
+    public static NodeMember createNodeMember(int node, int member) {
+        create.update(node, member);
+        return new NodeMember(node, member, null);
+    }
+
+    public static NodeMember getNodeMember(int node, int member) {
+        return getNodeMember.select(node, member);
+    }
+
+    public static Set<NodeMember> getNodeMembers(int node) {
+        return new HashSet<>(getNodeMembers.listSelect(node));
+    }
+
+    public static Set<NodeMember> getSchematics(int member) {
+        return new HashSet<>(getSchematics.listSelect(member));
+    }
+
+    public void setParentId(Integer parentId) {
+        this.parentId = parentId;
+        updateParent.update(this.parentId, nodeId, userId);
+    }
+}

src/de/steamwar/sql/PollAnswer.java

@@ -0,0 +1,77 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@AllArgsConstructor
+public class PollAnswer {
+
+    @Getter
+    @Setter
+    private static String currentPoll;
+
+    private static final Table<PollAnswer> table = new Table<>(PollAnswer.class);
+
+    private static final SelectStatement<PollAnswer> get = table.select(Table.PRIMARY);
+    private static final Statement getResults = new Statement("SELECT Count(UserID) AS Times, Answer FROM PollAnswer WHERE Question = ? GROUP BY Answer ORDER BY Times ASC");
+    private static final Statement insert = table.insertAll();
+
+    @Field(keys = {Table.PRIMARY})
+    private final int userID;
+    @Field(keys = {Table.PRIMARY})
+    private final String question;
+    @Field(def = "0")
+    private int answer;
+
+    public static PollAnswer get(int userID) {
+        PollAnswer answer = get.select(userID, currentPoll);
+        if(answer == null)
+            return new PollAnswer(userID, currentPoll, 0);
+        return answer;
+    }
+
+    public static Map<Integer, Integer> getCurrentResults() {
+        return getResults.select(rs -> {
+            Map<Integer, Integer> retMap = new HashMap<>();
+            while (rs.next())
+                retMap.put(rs.getInt("Answer")-1, rs.getInt("Times"));
+            return retMap;
+        }, currentPoll);
+    }
+
+    public boolean hasAnswered(){
+        return answer != 0;
+    }
+
+    public void setAnswer(int answer){
+        this.answer = answer;
+        insert.update(userID, question, answer);
+    }
+}

src/de/steamwar/sql/Punishment.java

@@ -0,0 +1,140 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.util.Date;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class Punishment {
+
+    static {
+        SqlTypeMapper.nameEnumMapper(PunishmentType.class);
+    }
+
+    public static final Timestamp PERMA_TIME = Timestamp.from(Instant.ofEpochSecond(946674800));
+
+    private static final Table<Punishment> table = new Table<>(Punishment.class, "Punishments");
+    private static final SelectStatement<Punishment> getPunishments = new SelectStatement<>(table, "SELECT * FROM Punishments WHERE PunishmentId IN (SELECT MAX(PunishmentId) FROM Punishments WHERE UserId = ? GROUP BY Type)");
+    private static final SelectStatement<Punishment> getPunishment = new SelectStatement<>(table, "SELECT * FROM Punishments WHERE UserId = ? AND Type = ? ORDER BY PunishmentId DESC LIMIT 1");
+    private static final SelectStatement<Punishment> getAllPunishments = new SelectStatement<>(table, "SELECT * FROM Punishments WHERE UserId = ? ORDER BY `PunishmentId` DESC");
+    private static final Statement insert = table.insertFields(true, "UserId", "Punisher", "Type", "EndTime", "Perma", "Reason");
+
+    public static Punishment getPunishmentOfPlayer(int user, PunishmentType type) {
+        return getPunishment.select(user, type);
+    }
+
+    public static Map<PunishmentType, Punishment> getPunishmentsOfPlayer(int user) {
+        return getPunishments.listSelect(user).stream().collect(Collectors.toMap(Punishment::getType, punishment -> punishment));
+    }
+
+    public static List<Punishment> getAllPunishmentsOfPlayer(int user) {
+        return getAllPunishments.listSelect(user);
+    }
+
+    public static boolean isPunished(SteamwarUser user, Punishment.PunishmentType type, Consumer<Punishment> callback) {
+        Punishment punishment = Punishment.getPunishmentOfPlayer(user.getId(), type);
+        if(punishment == null || !punishment.isCurrent()) {
+            return false;
+        } else {
+            callback.accept(punishment);
+            return true;
+        }
+    }
+
+    public static Punishment createPunishment(int user, int executor, PunishmentType type, String reason, Timestamp endTime, boolean perma) {
+        if(perma && !endTime.equals(PERMA_TIME)) {
+            throw new IllegalArgumentException("Permanent punishments must have an end time of `Punishment.PERMA_TIME`");
+        }
+        int punishmentId = insert.insertGetKey(user, executor, type.name(), endTime, perma, reason);
+        return new Punishment(punishmentId, user, executor, type, Timestamp.from(Instant.now()), endTime, perma, reason);
+    }
+
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int punishmentId;
+    @Field
+    @Getter
+    private final int userId;
+    @Field
+    @Getter
+    private final int punisher;
+    @Field
+    @Getter
+    private final PunishmentType type;
+    @Field
+    @Getter
+    private final Timestamp startTime;
+    @Field
+    @Getter
+    private final Timestamp endTime;
+    @Field
+    @Getter
+    private final boolean perma;
+    @Field
+    @Getter
+    private final String reason;
+
+    @Deprecated // Not multiling, misleading title
+    public String getBantime(Timestamp endTime, boolean perma) {
+        if (perma) {
+            return "permanent";
+        } else {
+            return endTime.toLocalDateTime().format(DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm"));
+        }
+    }
+
+    public boolean isCurrent() {
+        return isPerma() || getEndTime().after(new Date());
+    }
+
+    @AllArgsConstructor
+    @RequiredArgsConstructor
+    @Getter
+    public enum PunishmentType {
+        Ban(false, "BAN_TEAM", "BAN_PERMA", "BAN_UNTIL", "UNBAN_ERROR", "UNBAN"),
+        Mute( false, "MUTE_TEAM", "MUTE_PERMA", "MUTE_UNTIL", "UNMUTE_ERROR", "UNMUTE"),
+        NoSchemReceiving(false, "NOSCHEMRECEIVING_TEAM", "NOSCHEMRECEIVING_PERMA", "NOSCHEMRECEIVING_UNTIL", "UNNOSCHEMRECEIVING_ERROR", "UNNOSCHEMRECEIVING"),
+        NoSchemSharing(false, "NOSCHEMSHARING_TEAM", "NOSCHEMSHARING_PERMA", "NOSCHEMSHARING_UNTIL", "UNNOSCHEMSHARING_ERROR", "UNNOSCHEMSHARING"),
+        NoSchemSubmitting(true, "NOSCHEMSUBMITTING_TEAM", "NOSCHEMSUBMITTING_PERMA", "NOSCHEMSUBMITTING_UNTIL", "UNNOSCHEMSUBMITTING_ERROR", "UNNOSCHEMSUBMITTING"),
+        NoDevServer(true, "NODEVSERVER_TEAM", "NODEVSERVER_PERMA", "NODEVSERVER_UNTIL", "UNNODEVSERVER_ERROR", "UNNODEVSERVER"),
+        NoFightServer(false, "NOFIGHTSERVER_TEAM", "NOFIGHTSERVER_PERMA", "NOFIGHTSERVER_UNTIL", "UNNOFIGHTSERVER_ERROR", "UNNOFIGHTSERVER"),
+        NoTeamServer(true, "NOTEAMSERVER_TEAM", "NOTEAMSERVER_PERMA", "NOTEAMSERVER_UNTIL", "UNNOTEAMSERVER_ERROR", "UNNOTEAMSERVER"),
+        Note(false, "NOTE_TEAM", null, null, null, null, true);
+
+        private final boolean needsAdmin;
+        private final String teamMessage;
+        private final String playerMessagePerma;
+        private final String playerMessageUntil;
+        private final String usageNotPunished;
+        private final String unpunishmentMessage;
+        private boolean multi = false;
+    }
+}

src/de/steamwar/sql/Referee.java

@@ -0,0 +1,44 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2024  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class Referee {
+
+    private static final Table<Referee> table = new Table<>(Referee.class);
+    private static final SelectStatement<Referee> byEvent = table.selectFields("eventID");
+
+    public static Set<Integer> get(int eventID) {
+        return byEvent.listSelect(eventID).stream().map(referee -> referee.userID).collect(Collectors.toSet());
+    }
+
+    @Field(keys = {"eventReferee"})
+    private final int eventID;
+    @Field(keys = {"eventReferee"})
+    private final int userID;
+}

src/de/steamwar/sql/Replay.java

@@ -0,0 +1,74 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+import java.sql.SQLException;
+
+@AllArgsConstructor
+public class Replay {
+
+    static {
+        new SqlTypeMapper<>(File.class, "BLOB", (rs, identifier) -> {
+            try {
+                File file = File.createTempFile("replay", ".replay");
+                file.deleteOnExit();
+                Files.copy(rs.getBinaryStream(identifier), file.toPath(), StandardCopyOption.REPLACE_EXISTING);
+                return file;
+            } catch (IOException e) {
+                throw new SQLException(e);
+            }
+        }, (st, index, value) -> {
+            try {
+                st.setBinaryStream(index, new FileInputStream(value));
+            } catch (FileNotFoundException e) {
+                throw new SQLException(e);
+            }
+        });
+    }
+
+    private static final Table<Replay> table = new Table<>(Replay.class);
+    private static final SelectStatement<Replay> get = table.select(Table.PRIMARY);
+
+    public static final Statement insert = table.insertAll();
+
+    public static Replay get(int fightID) {
+        return get.select(fightID);
+    }
+
+    public static void save(int fightID, File file) {
+        insert.update(fightID, file);
+    }
+
+    @Field(keys = {Table.PRIMARY})
+    private final int fightID;
+    @Getter
+    @Field
+    private final File replay;
+}

src/de/steamwar/sql/SQLWrapper.java

@@ -0,0 +1,33 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.ImplementationProvider;
+
+import java.util.List;
+import java.util.Map;
+
+public interface SQLWrapper {
+    SQLWrapper impl = ImplementationProvider.getImpl("de.steamwar.sql.SQLWrapperImpl");
+
+    void loadSchemTypes(List<SchematicType> tmpTypes, Map<String, SchematicType> tmpFromDB);
+
+    void additionalExceptionMetadata(StringBuilder builder);
+}

src/de/steamwar/sql/SWException.java

@@ -0,0 +1,68 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.io.File;
+import java.sql.Timestamp;
+
+@AllArgsConstructor
+public class SWException {
+
+    public static void init() {
+        // force class initialialisation
+    }
+
+    private static final String CWD = System.getProperty("user.dir");
+    private static final String SERVER_NAME = new File(CWD).getName();
+
+    private static final Table<SWException> table = new Table<>(SWException.class, "Exception");
+    private static final Statement insert = table.insertFields(true, "server", "message", "stacktrace");
+
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int id;
+    @Field(def = "CURRENT_TIMESTAMP")
+    private final Timestamp time;
+    @Field
+    private final String server;
+    @Field
+    private final String message;
+    @Field
+    private final String stacktrace;
+
+    public static void log(String message, String stacktrace){
+        insert.update(SERVER_NAME, generateMessage(message), stacktrace);
+    }
+
+    public static int logGetId(String message, String stacktrace) {
+        return insert.insertGetKey(SERVER_NAME, generateMessage(message), stacktrace);
+    }
+
+    private static String generateMessage(String message) {
+        StringBuilder msgBuilder = new StringBuilder(message);
+        SQLWrapper.impl.additionalExceptionMetadata(msgBuilder);
+        msgBuilder.append("\nCWD: ").append(CWD);
+        return msgBuilder.toString();
+    }
+}

src/de/steamwar/sql/SchemElo.java

@@ -0,0 +1,56 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+@AllArgsConstructor
+public class SchemElo {
+    private static final int ELO_DEFAULT = 1000;
+
+    private static final Table<SchemElo> table = new Table<>(SchemElo.class);
+    private static final SelectStatement<SchemElo> select = table.select(Table.PRIMARY);
+    private static final Statement setElo = table.insertAll();
+
+    public static int getElo(SchematicNode node, int season) {
+        SchemElo elo = select.select(node, season);
+        return elo != null ? elo.elo : 0;
+    }
+
+    public static int getCurrentElo(int schemID) {
+        SchemElo elo = select.select(schemID, Season.getSeason());
+        return elo != null ? elo.elo : ELO_DEFAULT;
+    }
+
+    public static void setElo(int schemID, int elo) {
+        setElo.update(schemID, elo, Season.getSeason());
+    }
+
+    @Field(keys = {Table.PRIMARY})
+    private final int schemId;
+    @Field
+    private final int elo;
+    @Field(keys = {Table.PRIMARY})
+    private final int season;
+}

src/de/steamwar/sql/SchematicNode.java

@@ -0,0 +1,559 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.Getter;
+
+import java.sql.Timestamp;
+import java.time.Instant;
+import java.util.*;
+import java.util.function.Predicate;
+
+public class SchematicNode {
+
+    static {
+        SchematicType.Normal.name(); // Ensure SchematicType is loaded.
+        new SqlTypeMapper<>(SchematicNode.class, null, (rs, identifier) -> { throw new SecurityException("SchematicNode cannot be used as type (recursive select)"); }, (st, index, value) -> st.setInt(index, value.nodeId));
+    }
+
+    private static final Map<Integer, Map<String, List<String>>> TAB_CACHE = new HashMap<>();
+    public static void clear() {
+        TAB_CACHE.clear();
+    }
+
+    private static final String nodeSelector = "SELECT NodeId, NodeOwner, NodeOwner AS EffectiveOwner, NodeName, ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode ";
+
+    private static final Table<SchematicNode> table = new Table<>(SchematicNode.class);
+    private static final Statement create = table.insertFields(true, "NodeOwner", "NodeName", "ParentNode", "NodeItem", "NodeType");
+    private static final Statement update = table.update(Table.PRIMARY, "NodeName", "ParentNode", "NodeItem", "NodeType", "NodeRank", "ReplaceColor", "AllowReplay");
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    private static final SelectStatement<SchematicNode> byId = new SelectStatement<>(table, nodeSelector + "WHERE NodeId = ?");
+    private static final SelectStatement<SchematicNode> byOwnerNameParent = new SelectStatement<>(table, nodeSelector + "WHERE NodeOwner = ? AND NodeName = ? AND ParentNode " + Statement.NULL_SAFE_EQUALS + "?");
+    private static final SelectStatement<SchematicNode> byParent = new SelectStatement<>(table, nodeSelector + "WHERE ParentNode" + Statement.NULL_SAFE_EQUALS + "? ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> dirsByParent = new SelectStatement<>(table, nodeSelector + "WHERE ParentNode" + Statement.NULL_SAFE_EQUALS + "? AND NodeType is NULL ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> byOwnerType = new SelectStatement<>(table, nodeSelector + "WHERE NodeOwner = ? AND NodeType = ? ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> byType = new SelectStatement<>(table, nodeSelector + "WHERE NodeType = ? ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> all = new SelectStatement<>(table, "SELECT * FROM EffectiveSchematicNode WHERE EffectiveOwner = ? ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> list = new SelectStatement<>(table, "SELECT SchematicNode.NodeId, NodeOwner, ? AS EffectiveOwner, NodeName, NM.ParentId AS ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode INNER JOIN NodeMember NM on SchematicNode.NodeId = NM.NodeId WHERE NM.ParentId " + Statement.NULL_SAFE_EQUALS + "? AND NM.UserId = ? UNION ALL SELECT SchematicNode.NodeId, NodeOwner, ? AS EffectiveOwner, NodeName, ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode WHERE (? IS NULL AND ParentNode IS NULL AND NodeOwner = ?) OR (? IS NOT NULL AND ParentNode = ?) ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> byParentName = new SelectStatement<>(table, "SELECT SchematicNode.NodeId, NodeOwner, ? AS EffectiveOwner, NodeName, NM.ParentId AS ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode INNER JOIN NodeMember NM on SchematicNode.NodeId = NM.NodeId WHERE NM.ParentId " + Statement.NULL_SAFE_EQUALS + "? AND NM.UserId = ? AND SchematicNode.NodeName = ? UNION ALL SELECT SchematicNode.NodeId, NodeOwner, ? AS EffectiveOwner, NodeName, ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode WHERE ((? IS NULL AND ParentNode IS NULL AND NodeOwner = ?) OR (? IS NOT NULL AND ParentNode = ?)) AND NodeName = ?");
+    private static final SelectStatement<SchematicNode> schematicAccessibleForUser = new SelectStatement<>(table, "SELECT COUNT(DISTINCT NodeId) FROM EffectiveSchematicNode WHERE EffectiveOwner = ? AND NodeId = ?");
+    private static final SelectStatement<SchematicNode> accessibleByUserTypeInParent = new SelectStatement<>(table, "WITH RECURSIVE RSASN AS(WITH RECURSIVE RSAN AS (WITH RSANH AS (WITH RECURSIVE RSA AS (SELECT SN.NodeId, NM.ParentId FROM SchematicNode SN LEFT JOIN NodeMember NM on SN.NodeId = NM.NodeId WHERE NM.UserId = ? UNION SELECT SN.NodeId, SN.ParentNode FROM SchematicNode SN INNER JOIN RSA ON RSA.NodeId = SN.ParentNode) SELECT * FROM RSA UNION SELECT NodeId, ParentNode FROM SchematicNode WHERE NodeOwner = ?) SELECT * FROM RSANH UNION SELECT SN.NodeId, SN.ParentNode FROM RSANH JOIN SchematicNode SN ON SN.ParentNode = RSANH.NodeId) SELECT RSAN.NodeId, RSAN.ParentId FROM RSAN JOIN SchematicNode SN ON SN.NodeId = RSAN.NodeId WHERE NodeType = ? UNION SELECT SN.NodeId, SN.ParentNode FROM SchematicNode SN JOIN RSASN ON SN.NodeId = RSASN.ParentId) SELECT SN.*, ? as EffectiveOwner, RSASN.ParentId AS ParentNode FROM RSASN JOIN SchematicNode SN ON SN.NodeId = RSASN.NodeId WHERE RSASN.ParentId" + Statement.NULL_SAFE_EQUALS + "? ORDER BY NodeName");
+    private static final SelectStatement<SchematicNode> accessibleByUserType = new SelectStatement<>(table, "WITH RECURSIVE Nodes AS (SELECT NodeId, ParentId as ParentNode FROM NodeMember WHERE UserId = ? UNION SELECT NodeId, ParentNode FROM SchematicNode WHERE NodeOwner = ?), RSN AS ( SELECT NodeId, ParentNode FROM Nodes UNION SELECT SN.NodeId, SN.ParentNode FROM SchematicNode SN, RSN WHERE SN.ParentNode = RSN.NodeId ) SELECT SN.*, ? AS EffectiveOwner FROM RSN INNER JOIN SchematicNode SN ON RSN.NodeId = SN.NodeId WHERE NodeType = ?");
+    private static final SelectStatement<SchematicNode> byIdAndUser = new SelectStatement<>(table, "SELECT NodeId, NodeOwner, ? AS EffectiveOwner, NodeName, ParentNode, LastUpdate, NodeItem, NodeType, NodeRank, ReplaceColor, AllowReplay FROM SchematicNode WHERE NodeId = ?");
+    private static final SelectStatement<SchematicNode> allParentsOfNode = new SelectStatement<>(table, "WITH RECURSIVE R AS (SELECT NodeId, ParentNode FROM EffectiveSchematicNode WHERE NodeId = ? AND EffectiveOwner = ? UNION SELECT E.NodeId, E.ParentNode FROM R, EffectiveSchematicNode E WHERE R.ParentNode = E.NodeId AND E.EffectiveOwner = ?) SELECT SN.NodeId, SN.NodeOwner, ? AS EffectiveOwner, SN.NodeName, R.ParentNode, SN.LastUpdate, SN.NodeItem, SN.NodeType, SN.NodeRank, SN.ReplaceColor, SN.AllowReplay FROM R INNER JOIN SchematicNode SN ON SN.NodeId = R.NodeId");
+
+    static {
+        NodeMember.init();
+    }
+
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int nodeId;
+    @Field(keys = {"OwnerNameParent"})
+    private final int nodeOwner;
+    @Field(def = "0")
+    @Getter
+    private final int effectiveOwner;
+    @Field(keys = {"OwnerNameParent"})
+    private String nodeName;
+    @Field(keys = {"OwnerNameParent"}, nullable = true)
+    private Integer parentNode;
+    @Field(def = "CURRENT_TIMESTAMP")
+    private Timestamp lastUpdate;
+    @Field(def = "''")
+    private String nodeItem;
+    @Field(def = "'normal'", nullable = true)
+    private SchematicType nodeType;
+    @Field(def = "0")
+    private int nodeRank;
+    @Field(def = "1")
+    private boolean replaceColor;
+    @Field(def = "1")
+    private boolean allowReplay;
+
+    private String brCache;
+
+    public SchematicNode(
+            int nodeId,
+            int nodeOwner,
+            int effectiveOwner,
+            String nodeName,
+            Integer parentNode,
+            Timestamp lastUpdate,
+            String nodeItem,
+            SchematicType nodeType,
+            int nodeRank,
+            boolean replaceColor,
+            boolean allowReplay
+    ) {
+        this.nodeId = nodeId;
+        this.nodeOwner = nodeOwner;
+        this.effectiveOwner = effectiveOwner;
+        this.nodeName = nodeName;
+        this.parentNode = parentNode;
+        this.nodeItem = nodeItem;
+        this.nodeType = nodeType;
+        this.lastUpdate = lastUpdate;
+        this.nodeRank = nodeRank;
+        this.replaceColor = replaceColor;
+        this.allowReplay = allowReplay;
+    }
+
+    public static List<SchematicNode> getAll(SteamwarUser user) {
+        return all.listSelect(user);
+    }
+
+    public static Map<Integer, List<SchematicNode>> getAllMap(SteamwarUser user) {
+        return map(getAll(user));
+    }
+
+    public static List<SchematicNode> list(SteamwarUser user, Integer schematicId) {
+        return list.listSelect(user, schematicId, user, user, schematicId, user, schematicId, schematicId);
+    }
+
+    public static SchematicNode byParentName(SteamwarUser user, Integer schematicId, String name) {
+        return byParentName.select(user, schematicId, user, name, user, schematicId, user, schematicId, schematicId, name);
+    }
+
+    public static List<SchematicNode> accessibleByUserType(SteamwarUser user, SchematicType type) {
+        return accessibleByUserType.listSelect(user, user, user, type);
+    }
+
+    public static Map<Integer, List<SchematicNode>> accessibleByUserTypeMap(SteamwarUser user, SchematicType type) {
+        return map(accessibleByUserType(user, type));
+    }
+
+    public static boolean schematicAccessibleForUser(SteamwarUser user, Integer schematicId) {
+        return schematicAccessibleForUser.select(user, schematicId) != null;
+    }
+
+    public static List<SchematicNode> accessibleByUserTypeParent(SteamwarUser user, SchematicType type, Integer parentId) {
+        return accessibleByUserTypeInParent.listSelect(user, user, type, user, parentId);
+    }
+
+    public static SchematicNode byIdAndUser(SteamwarUser user, Integer id) {
+        return byIdAndUser.select(user, id);
+    }
+
+    public static List<SchematicNode> parentsOfNode(SteamwarUser user, Integer id) {
+        return allParentsOfNode.listSelect(id, user, user, user);
+    }
+
+    private static Map<Integer, List<SchematicNode>> map(List<SchematicNode> in) {
+        Map<Integer, List<SchematicNode>> map = new HashMap<>();
+        for (SchematicNode effectiveSchematicNode : in) {
+            map.computeIfAbsent(effectiveSchematicNode.getOptionalParent().orElse(0), k -> new ArrayList<>()).add(effectiveSchematicNode);
+        }
+        return map;
+    }
+
+    public static SchematicNode createSchematic(int owner, String name, Integer parent) {
+        return createSchematicNode(owner, name, parent, SchematicType.Normal.toDB(), "");
+    }
+
+    public static SchematicNode createSchematicDirectory(int owner, String name, Integer parent) {
+        return createSchematicNode(owner, name, parent, null, "");
+    }
+
+    public static SchematicNode createSchematicNode(int owner, String name, Integer parent, String type, String item) {
+        if (parent != null && parent == 0)
+            parent = null;
+        int nodeId = create.insertGetKey(owner, name, parent, item, type);
+        return getSchematicNode(nodeId);
+    }
+
+    public static SchematicNode getSchematicNode(int owner, String name, SchematicNode parent) {
+        return getSchematicNode(owner, name, parent.getId());
+    }
+
+    public static SchematicNode getSchematicNode(int owner, String name, Integer parent) {
+        return byOwnerNameParent.select(owner, name, parent);
+    }
+
+    public static List<SchematicNode> getSchematicNodeInNode(SchematicNode parent) {
+        return getSchematicNodeInNode(parent.getId());
+    }
+
+    public static List<SchematicNode> getSchematicNodeInNode(Integer parent) {
+        return byParent.listSelect(parent);
+    }
+
+    public static List<SchematicNode> getSchematicDirectoryInNode(Integer parent) {
+        return dirsByParent.listSelect(parent);
+    }
+
+    @Deprecated
+    public static SchematicNode getSchematicDirectory(String name, SchematicNode parent) {
+        return getSchematicNode(name, parent.getId());
+    }
+
+    @Deprecated
+    public static SchematicNode getSchematicDirectory(String name, Integer parent) {
+        return getSchematicNode(name, parent);
+    }
+
+    public static SchematicNode getSchematicNode(String name, Integer parent) {
+        return byParentName.select(name, parent);
+    }
+
+    public static SchematicNode getSchematicNode(int id) {
+        return byId.select(id);
+    }
+
+    public static List<SchematicNode> getAccessibleSchematicsOfTypeInParent(int owner, String schemType, Integer parent) {
+        return accessibleByUserTypeParent(SteamwarUser.get(owner), SchematicType.fromDB(schemType), parent);
+    }
+
+    public static List<SchematicNode> getAllAccessibleSchematicsOfType(int user, String schemType) {
+        return accessibleByUserType(SteamwarUser.get(user), SchematicType.fromDB(schemType));
+    }
+
+    public static List<SchematicNode> getAllSchematicsOfType(int owner, String schemType) {
+        return byOwnerType.listSelect(owner, schemType);
+    }
+
+    @Deprecated
+    public static List<SchematicNode> getAllSchematicsOfType(String schemType) {
+        return byType.listSelect(schemType);
+    }
+
+    public static List<SchematicNode> getAllSchematicsOfType(SchematicType schemType) {
+        return byType.listSelect(schemType);
+    }
+
+    public static List<SchematicNode> deepGet(Integer parent, Predicate<SchematicNode> filter) {
+        List<SchematicNode> finalList = new ArrayList<>();
+        List<SchematicNode> nodes = SchematicNode.getSchematicNodeInNode(parent);
+        nodes.forEach(node -> {
+            if (node.isDir()) {
+                finalList.addAll(deepGet(node.getId(), filter));
+            } else {
+                if (filter.test(node))
+                    finalList.add(node);
+            }
+        });
+        return finalList;
+    }
+
+    @Deprecated
+    public static List<SchematicNode> getSchematicsAccessibleByUser(int user, Integer parent) {
+        return list(SteamwarUser.get(user), parent);
+    }
+
+    @Deprecated
+    public static List<SchematicNode> getAllSchematicsAccessibleByUser(int user) {
+        return getAll(SteamwarUser.get(user));
+    }
+
+    public static List<SchematicNode> getAllParentsOfNode(SchematicNode node) {
+        return getAllParentsOfNode(node.getId());
+    }
+
+    public static List<SchematicNode> getAllParentsOfNode(int node) {
+        return allParentsOfNode.listSelect(node);
+    }
+
+    public static SchematicNode getNodeFromPath(SteamwarUser user, String s) {
+        if (s.startsWith("/")) {
+            s = s.substring(1);
+        }
+        if (s.endsWith("/")) {
+            s = s.substring(0, s.length() - 1);
+        }
+        if (s.isEmpty()) {
+            return null;
+        }
+        if (s.contains("/")) {
+            String[] layers = s.split("/");
+            Optional<SchematicNode> currentNode = Optional.ofNullable(SchematicNode.byParentName(user, null, layers[0]));
+            for (int i = 1; i < layers.length; i++) {
+                int finalI = i;
+                Optional<SchematicNode> node = currentNode.map(effectiveSchematicNode -> SchematicNode.byParentName(user, effectiveSchematicNode.getId(), layers[finalI]));
+                if (!node.isPresent()) {
+                    return null;
+                } else {
+                    currentNode = node;
+                    if (!currentNode.map(SchematicNode::isDir).orElse(false) && i != layers.length - 1) {
+                        return null;
+                    }
+                }
+            }
+            return currentNode.orElse(null);
+        } else {
+            return SchematicNode.byParentName(user, null, s);
+        }
+    }
+
+    public static List<SchematicNode> filterSchems(int user, Predicate<SchematicNode> filter) {
+        List<SchematicNode> finalList = new ArrayList<>();
+        List<SchematicNode> nodes = getSchematicsAccessibleByUser(user, null);
+        nodes.forEach(node -> {
+            if (node.isDir()) {
+                finalList.addAll(deepGet(node.getId(), filter));
+            } else {
+                if (filter.test(node))
+                    finalList.add(node);
+            }
+        });
+        return finalList;
+    }
+
+    public int getId() {
+        return nodeId;
+    }
+
+    public int getOwner() {
+        return nodeOwner;
+    }
+
+    public String getName() {
+        return nodeName;
+    }
+
+    public void setName(String name) {
+        this.nodeName = name;
+        updateDB();
+    }
+
+    public Integer getParent() {
+        return parentNode;
+    }
+
+    public Optional<Integer> getOptionalParent() {
+        return Optional.ofNullable(parentNode);
+    }
+
+    public void setParent(Integer parent) {
+        this.parentNode = parent;
+        updateDB();
+    }
+
+    public String getItem() {
+        if (nodeItem.isEmpty()) {
+            return isDir() ? "CHEST" : "CAULDRON_ITEM";
+        }
+        return nodeItem;
+    }
+
+    public void setItem(String item) {
+        this.nodeItem = item;
+        updateDB();
+    }
+
+    @Deprecated
+    public String getType() {
+        return nodeType.name();
+    }
+
+    @Deprecated
+    public void setType(String type) {
+        if(isDir())
+            throw new SecurityException("Node is Directory");
+        this.nodeType = SchematicType.fromDB(type);
+        updateDB();
+    }
+
+    public boolean isDir() {
+        return nodeType == null;
+    }
+
+    @Deprecated
+    public boolean getSchemFormat() {
+        if(isDir())
+            throw new SecurityException("Node is Directory");
+        return NodeData.get(this).getNodeFormat();
+    }
+
+    public int getRank() {
+        if(isDir())
+            throw new SecurityException("Node is Directory");
+        return nodeRank;
+    }
+
+    @Deprecated
+    public int getRankUnsafe() {
+        return nodeRank;
+    }
+
+    public void setRank(int rank) {
+        if(isDir())
+            throw new SecurityException("Node is Directory");
+        this.nodeRank = rank;
+    }
+
+    public SchematicType getSchemtype() {
+        if(isDir())
+            throw new SecurityException("Is Directory");
+        return nodeType;
+    }
+
+    public void setSchemtype(SchematicType type) {
+        if(isDir())
+            throw new SecurityException("Is Directory");
+        this.nodeType = type;
+        updateDB();
+    }
+
+    public boolean replaceColor() {
+        return replaceColor;
+    }
+
+    public void setReplaceColor(boolean replaceColor) {
+        if(isDir())
+            throw new SecurityException("Is Directory");
+        this.replaceColor = replaceColor;
+        updateDB();
+    }
+
+    public boolean allowReplay() {
+        return allowReplay;
+    }
+
+    public void setAllowReplay(boolean allowReplay) {
+        if(isDir())
+            throw new SecurityException("Is Directory");
+        this.allowReplay = allowReplay;
+        updateDB();
+    }
+
+    public SchematicNode getParentNode() {
+        if(parentNode == null) return null;
+        return SchematicNode.getSchematicNode(parentNode);
+    }
+
+    public int getElo(int season) {
+        return SchemElo.getElo(this, season);
+    }
+
+    public boolean accessibleByUser(int user) {
+        return NodeMember.getNodeMember(nodeId, user) != null;
+    }
+
+    public Set<NodeMember> getMembers() {
+        return NodeMember.getNodeMembers(nodeId);
+    }
+
+    public Timestamp getLastUpdate() {
+        return lastUpdate;
+    }
+
+    private void updateDB() {
+        this.lastUpdate = Timestamp.from(Instant.now());
+        update.update(nodeName, parentNode, nodeItem, nodeType, nodeRank, replaceColor, allowReplay, nodeId);
+        TAB_CACHE.clear();
+    }
+
+    public void delete() {
+        delete.update(nodeId);
+    }
+
+    @Override
+    public int hashCode() {
+        return nodeId;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (!(obj instanceof SchematicNode))
+            return false;
+
+        return ((SchematicNode) obj).getId() == nodeId;
+    }
+
+    public String generateBreadcrumbs(SteamwarUser user) {
+        return byIdAndUser(user, nodeId).generateBreadcrumbs();
+    }
+
+    public String generateBreadcrumbs(String split, SteamwarUser user) {
+        return byIdAndUser(user, nodeId).generateBreadcrumbs(split);
+    }
+
+    public String generateBreadcrumbs() {
+        if(brCache == null) {
+            brCache = generateBreadcrumbs("/");
+        }
+        return brCache;
+    }
+
+    public String generateBreadcrumbs(String split) {
+        StringBuilder builder = new StringBuilder(getName());
+        Optional<SchematicNode> currentNode = Optional.of(this);
+        if(currentNode.map(SchematicNode::isDir).orElse(false)) {
+            builder.append(split);
+        }
+        while (currentNode.isPresent()) {
+            currentNode = currentNode.flatMap(schematicNode -> Optional.ofNullable(NodeMember.getNodeMember(schematicNode.getId(), effectiveOwner)).map(NodeMember::getParent).orElse(schematicNode.getOptionalParent())).map(SchematicNode::getSchematicNode);
+            currentNode.ifPresent(node -> builder.insert(0, split).insert(0, node.getName()));
+        }
+        return builder.toString();
+    }
+
+    private static final List<String> FORBIDDEN_NAMES = Collections.unmodifiableList(Arrays.asList("public"));
+    public static boolean invalidSchemName(String[] layers) {
+        for (String layer : layers) {
+            if (layer.isEmpty()) {
+                return true;
+            }
+            if (layer.contains("/") ||
+                    layer.contains("\\") ||
+                    layer.contains("<") ||
+                    layer.contains(">") ||
+                    layer.contains("^") ||
+                    layer.contains("°") ||
+                    layer.contains("'") ||
+                    layer.contains("\"") ||
+                    layer.contains(" ")) {
+                return true;
+            }
+            if(FORBIDDEN_NAMES.contains(layer.toLowerCase())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public static List<String> getNodeTabcomplete(SteamwarUser user, String s) {
+        boolean sws = s.startsWith("/");
+        if (sws) {
+            s = s.substring(1);
+        }
+        int index = s.lastIndexOf("/");
+        String cacheKey = index == -1 ? "" : s.substring(0, index);
+        if(TAB_CACHE.containsKey(user.getId()) && TAB_CACHE.get(user.getId()).containsKey(cacheKey)) {
+            return new ArrayList<>(TAB_CACHE.get(user.getId()).get(cacheKey));
+        }
+        List<String> list = new ArrayList<>();
+        if (s.contains("/")) {
+            String preTab = s.substring(0, s.lastIndexOf("/") + 1);
+            SchematicNode pa = SchematicNode.getNodeFromPath(user, preTab);
+            if (pa == null) return new ArrayList<>();
+            List<SchematicNode> nodes = SchematicNode.list(user, pa.getId());
+            String br = pa.generateBreadcrumbs();
+            nodes.forEach(node -> list.add((sws ? "/" : "") + br + node.getName() + (node.isDir() ? "/" : "")));
+        } else {
+            List<SchematicNode> nodes = SchematicNode.list(user, null);
+            nodes.forEach(node -> list.add((sws ? "/" : "") + node.getName() + (node.isDir() ? "/" : "")));
+        }
+        list.remove("//copy");
+        TAB_CACHE.computeIfAbsent(user.getId(), integer -> new HashMap<>()).putIfAbsent(cacheKey, list);
+        return list;
+    }
+}

src/de/steamwar/sql/SchematicType.java

@@ -0,0 +1,124 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.SqlTypeMapper;
+import lombok.Getter;
+
+import java.util.*;
+
+public class SchematicType {
+
+	public static final SchematicType Normal = new SchematicType("Normal", "", Type.NORMAL, null, "STONE_BUTTON", false);
+
+	private static final Map<String, SchematicType> fromDB;
+	private static final List<SchematicType> types;
+
+	static {
+		List<SchematicType> tmpTypes = new LinkedList<>();
+		Map<String, SchematicType> tmpFromDB = new HashMap<>();
+
+		tmpTypes.add(Normal);
+		tmpFromDB.put(Normal.name().toLowerCase(), Normal);
+
+		SQLWrapper.impl.loadSchemTypes(tmpTypes, tmpFromDB);
+
+		fromDB = Collections.unmodifiableMap(tmpFromDB);
+		types = Collections.unmodifiableList(tmpTypes);
+	}
+
+	static {
+		new SqlTypeMapper<>(SchematicType.class, "VARCHAR(16)", (rs, identifier) -> {
+			String t = rs.getString(identifier);
+			return t != null ? fromDB.get(t) : null;
+		}, (st, index, value) -> st.setString(index, value.toDB()));
+	}
+
+	private final String name;
+	@Getter
+	private final String kuerzel;
+	private final Type type;
+	private final SchematicType checkType;
+	@Getter
+	private final String material;
+	@Getter
+	private final Date deadline;
+    @Getter
+    private final boolean manualCheck;
+
+	SchematicType(String name, String kuerzel, Type type, SchematicType checkType, String material, boolean manualCheck){
+		this(name, kuerzel, type, checkType, material, null, manualCheck);
+	}
+
+	SchematicType(String name, String kuerzel, Type type, SchematicType checkType, String material, Date deadline, boolean manualCheck){
+		this.name = name;
+		this.kuerzel = kuerzel;
+		this.type = type;
+		this.checkType = checkType;
+		this.material = material;
+		this.deadline = deadline;
+        this.manualCheck = manualCheck;
+	}
+
+	public boolean isAssignable(){
+		return type == Type.NORMAL || (type == Type.FIGHT_TYPE && checkType != null) || !manualCheck;
+	}
+
+	public SchematicType checkType(){
+        if (!manualCheck) {
+            return this;
+        }
+		return checkType;
+	}
+
+	public boolean check(){
+		return type == Type.CHECK_TYPE;
+	}
+
+	public boolean fightType(){
+		return type == Type.FIGHT_TYPE;
+	}
+
+	public boolean writeable(){
+		return type == Type.NORMAL;
+	}
+
+	public String name(){
+		return name;
+	}
+
+	public String toDB(){
+		return name.toLowerCase();
+	}
+
+	public static SchematicType fromDB(String input){
+		return fromDB.get(input.toLowerCase());
+	}
+
+	public static List<SchematicType> values(){
+		return types;
+	}
+
+	enum Type{
+		NORMAL,
+		CHECK_TYPE,
+		FIGHT_TYPE
+	}
+}

src/de/steamwar/sql/Script.java

@@ -0,0 +1,84 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.List;
+
+@AllArgsConstructor
+@Getter
+public class Script {
+
+    private static final Table<Script> table = new Table<>(Script.class);
+
+    private static final SelectStatement<Script> byId = table.select(Table.PRIMARY);
+    private static final SelectStatement<Script> byUserName = table.select("nameUser");
+    private static final SelectStatement<Script> byUser = table.selectFields("userId");
+
+    private static final Statement insert = table.insertFields(true, "userId", "name", "code");
+    private static final Statement updateName = table.update(Table.PRIMARY, "name");
+    private static final Statement updateCode = table.update(Table.PRIMARY, "code");
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    public static Script get(int id) {
+        return byId.select(id);
+    }
+
+    public static Script get(SteamwarUser user, String name) {
+        return byUserName.select(user, name);
+    }
+
+    public static Script create(SteamwarUser user, String name, String code) {
+        return new Script(insert.insertGetKey(user, name, code), user.getId(), name, code);
+    }
+
+    public static List<Script> list(SteamwarUser user) {
+        return byUser.listSelect(user);
+    }
+
+    @Field(keys = Table.PRIMARY, autoincrement = true)
+    private final int id;
+    @Field(keys = "nameUser")
+    private final int userId;
+    @Field(keys = "nameUser")
+    private String name;
+    @Field
+    private String code;
+
+    public void setName(String name) {
+        this.name = name;
+        updateName.update(name, id);
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+        updateCode.update(code, id);
+    }
+
+    public void delete() {
+        delete.update(id);
+    }
+}

src/de/steamwar/sql/Season.java

@@ -0,0 +1,61 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import java.util.Calendar;
+
+public class Season {
+    private Season() {}
+
+    public static int getSeason() {
+        Calendar calendar = Calendar.getInstance();
+        int yearIndex = calendar.get(Calendar.MONTH) / 4;
+        return (calendar.get(Calendar.YEAR) * 3 + yearIndex);
+    }
+
+    public static String getSeasonStart() {
+        Calendar calendar = Calendar.getInstance();
+        int month = calendar.get(Calendar.MONTH);
+        if (month <= 3) {
+            return calendar.get(Calendar.YEAR) + "-1-1";
+        } else if (month <= 7) {
+            return calendar.get(Calendar.YEAR) + "-5-1";
+        } else {
+            return calendar.get(Calendar.YEAR) + "-9-1";
+        }
+    }
+
+    public static String convertSeasonToString(int season){
+        if (season == -1) return "";
+        int yearSeason = season % 3;
+        int year = (season - yearSeason) / 3;
+        return String.format("%d-%d", year, yearSeason);
+    }
+
+    public static int convertSeasonToNumber(String season){
+        if (season.isEmpty()) return -1;
+        String[] split = season.split("-");
+        try {
+            return Integer.parseInt(split[0]) * 3 + Integer.parseInt(split[1]);
+        } catch (NumberFormatException e) {
+            return -1;
+        }
+    }
+}

src/de/steamwar/sql/Session.java

@@ -0,0 +1,45 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.sql.Timestamp;
+
+@AllArgsConstructor
+public class Session {
+
+    private static final Table<Session> table = new Table<>(Session.class);
+    private static final Statement insert = table.insert(Table.PRIMARY);
+
+    public static void insertSession(int userID, Timestamp startTime){
+        insert.update(userID, startTime);
+    }
+
+    @Field(keys = {Table.PRIMARY})
+    private int userId;
+    @Field(keys = {Table.PRIMARY})
+    private Timestamp startTime;
+    @Field(def = "CURRENT_TIMESTAMP")
+    private Timestamp endTime;
+}

src/de/steamwar/sql/SteamwarUser.java

@@ -0,0 +1,362 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.*;
+import lombok.Getter;
+import lombok.SneakyThrows;
+
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.PBEKeySpec;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+import java.security.spec.InvalidKeySpecException;
+import java.sql.Timestamp;
+import java.util.*;
+import java.util.function.BiConsumer;
+import java.util.function.Consumer;
+import java.util.logging.Level;
+import java.util.stream.Collectors;
+
+public class SteamwarUser {
+    private static final SecureRandom random = new SecureRandom();
+    private static final SecretKeyFactory factory;
+
+	static {
+        try {
+            factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA512");
+        } catch (NoSuchAlgorithmException e) {
+            throw new SecurityException(e);
+        }
+
+        new SqlTypeMapper<>(UUID.class, "CHAR(36)", (rs, identifier) -> UUID.fromString(rs.getString(identifier)), (st, index, value) -> st.setString(index, value.toString()));
+		new SqlTypeMapper<>(Locale.class, "VARCHAR(32)", (rs, identifier) -> {
+			String l = rs.getString(identifier);
+			return l != null ? Locale.forLanguageTag(l) : null;
+		}, (st, index, value) -> st.setString(index, value.toLanguageTag()));
+		new SqlTypeMapper<>(SteamwarUser.class, null, (rs, identifier) -> { throw new SecurityException("SteamwarUser cannot be used as type (recursive select)"); }, (st, index, value) -> st.setInt(index, value.id));
+	}
+
+	private static final Table<SteamwarUser> table = new Table<>(SteamwarUser.class, "UserData");
+	private static final Statement insert = table.insertFields("UUID", "UserName");
+	private static final SelectStatement<SteamwarUser> byID = table.selectFields("id");
+	private static final SelectStatement<SteamwarUser> byUUID = table.selectFields("UUID");
+	private static final SelectStatement<SteamwarUser> byName = table.selectFields("UserName");
+	private static final SelectStatement<SteamwarUser> byDiscord = table.selectFields("DiscordId");
+	private static final SelectStatement<SteamwarUser> byTeam = table.selectFields("Team");
+	private static final SelectStatement<SteamwarUser> getServerTeam = new SelectStatement<>(table, "SELECT * FROM UserData WHERE UserGroup != 'Member' AND UserGroup != 'YouTuber'");
+
+	private static final Statement updateName = table.update(Table.PRIMARY, "UserName");
+    private static final Statement updatePassword = table.update(Table.PRIMARY, "Password");
+	private static final Statement updateLocale = table.update(Table.PRIMARY, "Locale", "ManualLocale");
+	private static final Statement updateTeam = table.update(Table.PRIMARY, "Team");
+	private static final Statement updateLeader = table.update(Table.PRIMARY, "Leader");
+	private static final Statement updateDiscord = table.update(Table.PRIMARY, "DiscordId");
+
+	private static final Statement getPlaytime = new Statement("SELECT SUM(UNIX_TIMESTAMP(EndTime) - UNIX_TIMESTAMP(StartTime)) as Playtime FROM Session WHERE UserID = ?");
+	private static final Statement getFirstjoin = new Statement("SELECT MIN(StartTime) AS FirstJoin FROM Session WHERE UserID = ?");
+
+	private static final Map<Integer, SteamwarUser> usersById = new HashMap<>();
+	private static final Map<UUID, SteamwarUser> usersByUUID = new HashMap<>();
+	private static final Map<String, SteamwarUser> usersByName = new HashMap<>();
+	private static final Map<Long, SteamwarUser> usersByDiscord = new HashMap<>();
+	public static void clear() {
+		usersById.clear();
+		usersByName.clear();
+		usersByUUID.clear();
+		usersByDiscord.clear();
+	}
+
+	public static void invalidate(int userId) {
+		SteamwarUser user = usersById.remove(userId);
+		if (user == null)
+			return;
+		usersByName.remove(user.getUserName());
+		usersByUUID.remove(user.getUUID());
+		usersByDiscord.remove(user.getDiscordId());
+	}
+
+	public static SteamwarUser get(String userName){
+		SteamwarUser user = usersByName.get(userName.toLowerCase());
+		if(user != null)
+			return user;
+		return byName.select(userName);
+	}
+
+	public static SteamwarUser get(UUID uuid){
+		SteamwarUser user = usersByUUID.get(uuid);
+		if(user != null)
+			return user;
+		return byUUID.select(uuid);
+	}
+
+	public static SteamwarUser get(int id) {
+		SteamwarUser user = usersById.get(id);
+		if(user != null)
+			return user;
+		return byID.select(id);
+	}
+
+	public static SteamwarUser get(Long discordId) {
+		if(usersByDiscord.containsKey(discordId))
+			return usersByDiscord.get(discordId);
+		return byDiscord.select(discordId);
+	}
+
+	public static SteamwarUser getOrCreate(UUID uuid, String name, Consumer<UUID> newPlayer, BiConsumer<String, String> nameUpdate) {
+		SteamwarUser user = get(uuid);
+
+		if (user != null) {
+			if (!user.userName.equals(name)) {
+				updateName.update(name, user.id);
+                nameUpdate.accept(user.userName, name);
+				user.userName = name;
+			}
+
+			return user;
+		} else {
+			insert.update(uuid, name);
+			newPlayer.accept(uuid);
+			return get(uuid);
+		}
+	}
+
+	public static List<SteamwarUser> getServerTeam() {
+		return getServerTeam.listSelect();
+	}
+
+	public static List<SteamwarUser> getTeam(int teamId) {
+		return byTeam.listSelect(teamId);
+	}
+
+	public static void batchCache(Set<Integer> ids) {
+		ids.removeIf(usersById::containsKey);
+		if(ids.isEmpty())
+			return;
+
+		try (SelectStatement<SteamwarUser> batch = new SelectStatement<>(table, "SELECT * FROM UserData WHERE id IN (" + ids.stream().map(Object::toString).collect(Collectors.joining(", ")) + ")")) {
+			batch.listSelect();
+		}
+	}
+
+	@Getter
+	@Field(keys = {Table.PRIMARY}, autoincrement = true)
+	private final int id;
+	@Field(keys = {"uuid"})
+	private final UUID uuid;
+	@Getter
+	@Field
+	private String userName;
+    @Field(nullable = true)
+    private String password;
+    @Getter
+	@Field(def = "0")
+	private int team;
+	@Getter
+	@Field(def = "0")
+	private boolean leader;
+	@Field(nullable = true)
+	private Locale locale;
+	@Field(def = "0")
+	private boolean manualLocale;
+	@Getter
+	@Field(keys = {"discordId"}, nullable = true)
+	private Long discordId;
+
+	private Map<Punishment.PunishmentType, Punishment> punishments = null;
+	private Set<UserPerm> permissions = null;
+	private UserPerm.Prefix prefix = null;
+
+	public SteamwarUser(int id, UUID uuid, String userName, String password, int team, boolean leader, Locale locale, boolean manualLocale, Long discordId) {
+		this.id = id;
+		this.uuid = uuid;
+		this.userName = userName;
+        this.password = password;
+		this.team = team;
+		this.leader = leader;
+		this.locale = locale;
+		this.manualLocale = manualLocale;
+		this.discordId = discordId != null && discordId != 0 ? discordId : null;
+
+		usersById.put(id, this);
+		usersByName.put(userName.toLowerCase(), this);
+		usersByUUID.put(uuid, this);
+		if (this.discordId != null) {
+			usersByDiscord.put(discordId, this);
+		}
+	}
+
+	public UUID getUUID() {
+		return uuid;
+	}
+
+	public Locale getLocale() {
+		if(locale != null)
+			return locale;
+		return Locale.getDefault();
+	}
+
+	public Punishment getPunishment(Punishment.PunishmentType type) {
+		initPunishments();
+		return punishments.getOrDefault(type, null);
+	}
+
+	public boolean isPunished(Punishment.PunishmentType punishment) {
+		initPunishments();
+		if (!punishments.containsKey(punishment)) {
+			return false;
+		}
+		if (!punishments.get(punishment).isCurrent()) {
+			if (punishment == Punishment.PunishmentType.Ban) {
+				BannedUserIPs.unbanIPs(id);
+			}
+			punishments.remove(punishment);
+			return false;
+		}
+		return true;
+	}
+
+	public boolean hasPerm(UserPerm perm) {
+		initPerms();
+		return permissions.contains(perm);
+	}
+
+	public Set<UserPerm> perms() {
+		initPerms();
+		return permissions;
+	}
+
+	public UserPerm.Prefix prefix() {
+		initPerms();
+		return prefix;
+	}
+
+	public double getOnlinetime() {
+		return getPlaytime.select(rs -> {
+			if (rs.next() && rs.getBigDecimal("Playtime") != null)
+				return rs.getBigDecimal("Playtime").doubleValue();
+			return 0.0;
+		}, id);
+	}
+
+	public Timestamp getFirstjoin() {
+		return getFirstjoin.select(rs -> {
+			if (rs.next())
+				return rs.getTimestamp("FirstJoin");
+			return null;
+		}, id);
+	}
+
+	public void punish(Punishment.PunishmentType punishment, Timestamp time, String banReason, int from, boolean perma) {
+		initPunishments();
+		punishments.remove(punishment);
+		punishments.put(punishment, Punishment.createPunishment(id, from, punishment, banReason, time, perma));
+	}
+
+	public void setTeam(int team) {
+		this.team = team;
+		updateTeam.update(team, id);
+		setLeader(false);
+	}
+
+	public void setLeader(boolean leader) {
+		this.leader = leader;
+		updateLeader.update(leader, id);
+	}
+
+	public void setLocale(Locale locale, boolean manualLocale) {
+		if (locale == null || (this.manualLocale && !manualLocale))
+			return;
+
+		this.locale = locale;
+		this.manualLocale = manualLocale;
+		updateLocale.update(locale.toLanguageTag(), manualLocale, id);
+	}
+
+	public void setDiscordId(Long discordId) {
+		usersByDiscord.remove(this.discordId);
+		this.discordId = discordId;
+		updateDiscord.update(discordId, id);
+		if (discordId != null) {
+			usersByDiscord.put(discordId, this);
+		}
+	}
+
+    public void setPassword(String password) {
+        try {
+            byte[] salt = new byte[16];
+            random.nextBytes(salt);
+            String saltString = Base64.getEncoder().encodeToString(salt);
+
+            byte[] hash = generateHash(password, salt);
+            String hashString = Base64.getEncoder().encodeToString(hash);
+            this.password = hashString + ":" + saltString;
+            updatePassword.update(this.password, id);
+        } catch (Exception e) {
+            throw new SecurityException(e);
+        }
+    }
+
+    public boolean verifyPassword(String password) {
+        try {
+            if (this.password == null) {
+                return false;
+            }
+
+            String[] parts = this.password.split(":");
+            if (parts.length != 2) {
+                SQLConfig.impl.getLogger().log(Level.SEVERE ,"Invalid password hash for user {0} ({1})", new Object[]{userName, id});
+                return false;
+            }
+
+            String hashString = parts[0];
+            byte[] realHash = Base64.getDecoder().decode(hashString);
+            String saltString = parts[1];
+            byte[] salt = Base64.getDecoder().decode(saltString);
+            byte[] hash = generateHash(password, salt);
+            return Arrays.equals(realHash, hash);
+        } catch (Exception e) {
+            SQLConfig.impl.getLogger().log(Level.SEVERE, "Error while verifying password for user " + userName + " (" + id + ")", e);
+            return false;
+        }
+    }
+
+    private byte[] generateHash(String password, byte[] salt)
+            throws InvalidKeySpecException {
+        PBEKeySpec spec = new PBEKeySpec(password.toCharArray(), salt, 65536, 512);
+        return factory.generateSecret(spec).getEncoded();
+
+    }
+
+	private void initPunishments() {
+		if(punishments != null)
+			return;
+
+		punishments = Punishment.getPunishmentsOfPlayer(id);
+	}
+
+	private void initPerms() {
+		if(permissions != null)
+			return;
+
+		permissions = UserPerm.getPerms(id);
+		prefix = permissions.stream().filter(UserPerm.prefixes::containsKey).findAny().map(UserPerm.prefixes::get).orElse(UserPerm.emptyPrefix);
+	}
+}

src/de/steamwar/sql/Team.java

@@ -0,0 +1,140 @@
+/* 
+    This file is a part of the SteamWar software.
+    
+    Copyright (C) 2020  SteamWar.de-Serverteam
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class Team {
+
+    private static final Map<Integer, Team> teamCache = new HashMap<>();
+
+    public static void clear() {
+        teamCache.clear();
+    }
+
+    private static final Table<Team> table = new Table<>(Team.class);
+    private static final SelectStatement<Team> byId = table.select(Table.PRIMARY);
+    private static final SelectStatement<Team> byName = new SelectStatement<>(table, "SELECT * FROM Team WHERE (lower(TeamName) = ? OR lower(TeamKuerzel) = ?) AND NOT TeamDeleted");
+    private static final SelectStatement<Team> all = table.selectFields("TeamDeleted");
+    private static final Statement insert = table.insertFields("TeamKuerzel", "TeamName");
+    private static final Statement update = table.update(Table.PRIMARY, "TeamKuerzel", "TeamName", "TeamColor", "Address", "Port");
+    private static final Statement delete = table.update(Table.PRIMARY, "TeamDeleted");
+    private static final Statement getSize = new Statement("SELECT COUNT(id) FROM UserData WHERE Team = ?");
+
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    @Getter
+    private final int teamId;
+    @Field
+    @Getter
+    private String teamKuerzel;
+    @Field
+    @Getter
+    private String teamName;
+    @Field(def = "'8'")
+    @Getter
+    private String teamColor;
+    @Field(nullable = true)
+    @Getter
+    private String address;
+    @Field(def = "'25565'")
+    @Getter
+    private int port;
+    @Field(def = "0")
+    private boolean teamDeleted;
+
+    public static void create(String kuerzel, String name){
+        insert.update(kuerzel, name);
+    }
+
+    public static Team get(int id) {
+        return teamCache.computeIfAbsent(id, byId::select);
+    }
+
+    public static Team get(String name){
+        // No cache lookup due to low frequency use
+        name = name.toLowerCase();
+        return byName.select(name, name);
+    }
+
+    public static List<Team> getAll(){
+        clear();
+        List<Team> teams = all.listSelect(false);
+        teams.forEach(team -> teamCache.put(team.getTeamId(), team));
+        return teams;
+    }
+
+    public List<Integer> getMembers(){
+        return SteamwarUser.getTeam(teamId).stream().map(SteamwarUser::getId).collect(Collectors.toList());
+    }
+
+    public int size(){
+        return getSize.select(rs -> {
+            rs.next();
+            return rs.getInt("COUNT(id)");
+        }, teamId);
+    }
+
+    public void disband(SteamwarUser user){
+        user.setLeader(false);
+        delete.update(true, teamId);
+        teamCache.remove(teamId);
+        TeamTeilnahme.deleteFuture(teamId);
+    }
+
+    public void setTeamKuerzel(String teamKuerzel) {
+        this.teamKuerzel = teamKuerzel;
+        updateDB();
+    }
+
+    public void setTeamName(String teamName) {
+        this.teamName = teamName;
+        updateDB();
+    }
+
+    public void setTeamColor(String teamColor) {
+        this.teamColor = teamColor;
+        updateDB();
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+        updateDB();
+    }
+
+    public void setPort(int port) {
+        this.port = port;
+        updateDB();
+    }
+
+    private void updateDB(){
+        update.update(teamKuerzel, teamName, teamColor, address, port, teamId);
+    }
+}

src/de/steamwar/sql/TeamTeilnahme.java

@@ -0,0 +1,70 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.util.Set;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class TeamTeilnahme {
+
+    private static final Table<TeamTeilnahme> table = new Table<>(TeamTeilnahme.class);
+    private static final SelectStatement<TeamTeilnahme> select = table.select(Table.PRIMARY);
+    private static final SelectStatement<TeamTeilnahme> selectTeams = table.selectFields("EventID");
+    private static final SelectStatement<TeamTeilnahme> selectEvents = table.selectFields("TeamID");
+    private static final Statement insert = table.insert(Table.PRIMARY);
+    private static final Statement delete = table.delete(Table.PRIMARY);
+    private static final Statement deleteFuture = new Statement("DELETE t FROM TeamTeilnahme t INNER JOIN Event e ON t.EventID = e.EventID WHERE t.TeamID = ? AND e.Start > NOW()");
+
+    @Field(keys = {Table.PRIMARY})
+    private final int teamId;
+    @Field(keys = {Table.PRIMARY})
+    private final int eventId;
+
+    public static boolean nimmtTeil(int teamID, int eventID){
+        return select.select(teamID, eventID) != null;
+    }
+
+    public static void teilnehmen(int teamID, int eventID){
+        insert.update(teamID, eventID);
+    }
+
+    public static void notTeilnehmen(int teamID, int eventID){
+        delete.update(teamID, eventID);
+    }
+
+    public static void deleteFuture(int teamID) {
+        deleteFuture.update(teamID);
+    }
+
+    public static Set<Team> getTeams(int eventID){
+        return selectTeams.listSelect(eventID).stream().map(tt -> Team.get(tt.teamId)).collect(Collectors.toSet()); // suboptimal performance (O(n) database queries)
+    }
+
+    public static Set<Event> getEvents(int teamID){
+        return selectEvents.listSelect(teamID).stream().map(tt -> Event.get(tt.eventId)).collect(Collectors.toSet()); // suboptimal performance (O(n) database queries)
+    }
+}

src/de/steamwar/sql/Token.java

@@ -0,0 +1,110 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.SneakyThrows;
+import lombok.ToString;
+
+import java.security.MessageDigest;
+import java.security.SecureRandom;
+import java.sql.Timestamp;
+import java.util.Base64;
+import java.util.List;
+
+@AllArgsConstructor
+@Getter
+@ToString
+public class Token {
+    private static final Table<Token> table = new Table<>(Token.class);
+    private static final Statement insert = table.insertFields(true, "Name", "Owner", "Hash");
+    private static final SelectStatement<Token> get = table.select(Table.PRIMARY);
+    private static final SelectStatement<Token> listUser = table.selectFields("owner");
+    private static final SelectStatement<Token> getHash = table.selectFields("hash");
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    @SneakyThrows
+    private static String getHash(String code) {
+        return Base64.getEncoder().encodeToString(MessageDigest.getInstance("SHA-512").digest(code.getBytes()));
+    }
+
+    @SneakyThrows
+    public static String createToken(String name, SteamwarUser owner) {
+        SecureRandom random = new SecureRandom();
+        byte[] bytes = new byte[20];
+        random.nextBytes(bytes);
+
+        String code = Base64.getEncoder().encodeToString(bytes);
+
+        String hash = getHash(code);
+        create(name, owner, hash);
+        return code;
+    }
+
+    public static Token getTokenByCode(String code) {
+        String hash = getHash(code);
+        return get(hash);
+    }
+
+    public static Token create(String name, SteamwarUser owner, String hash) {
+        int id = insert.insertGetKey(name, owner, hash);
+        return get(id);
+    }
+
+    public static Token get(int id) {
+        return get.select(id);
+    }
+
+    public static List<Token> listUser(SteamwarUser owner) {
+        return listUser.listSelect(owner);
+    }
+
+    public static Token get(String hash) {
+        return getHash.select(hash);
+    }
+
+    public static void delete(Token id) {
+        delete.update(id.getId());
+    }
+
+    @Field(keys = Table.PRIMARY, autoincrement = true)
+    private final int id;
+    @Field(keys = "NameOwner")
+    private final String name;
+    @Field(keys = "NameOwner")
+    private final int owner;
+    @Field
+    private final Timestamp created;
+    @Field
+    private final String hash;
+
+    public void delete() {
+        delete(this);
+    }
+
+    public SteamwarUser getOwner() {
+        return SteamwarUser.get(owner);
+    }
+}

src/de/steamwar/sql/Tutorial.java

@@ -0,0 +1,94 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@AllArgsConstructor
+public class Tutorial {
+
+    private static final Table<Tutorial> table = new Table<>(Tutorial.class);
+    private static final SelectStatement<Tutorial> by_popularity = new SelectStatement<>(table, "SELECT t.*, AVG(r.Stars) AS Stars FROM Tutorial t LEFT OUTER JOIN TutorialRating r ON t.TutorialID = r.TutorialID WHERE t.Released = ? GROUP BY t.TutorialID ORDER BY SUM(r.Stars) DESC LIMIT ?, ?");
+    private static final SelectStatement<Tutorial> own = new SelectStatement<>(table, "SELECT t.*, AVG(r.Stars) AS Stars FROM Tutorial t LEFT OUTER JOIN TutorialRating r ON t.TutorialID = r.TutorialID WHERE t.Creator = ? GROUP BY t.TutorialID ORDER BY t.TutorialID ASC LIMIT ?, ?");
+    private static final SelectStatement<Tutorial> by_creator_name = new SelectStatement<>(table, "SELECT t.*, AVG(r.Stars) AS Stars FROM Tutorial t LEFT OUTER JOIN TutorialRating r ON t.TutorialID = r.TutorialID WHERE t.Creator = ? AND t.Name = ? GROUP BY t.TutorialID");
+    private static final SelectStatement<Tutorial> by_id = new SelectStatement<>(table, "SELECT t.*, AVG(r.Stars) AS Stars FROM Tutorial t LEFT OUTER JOIN TutorialRating r ON t.TutorialID = r.TutorialID WHERE t.TutorialID = ? GROUP BY t.TutorialID");
+    private static final Statement rate = new Statement("INSERT INTO TutorialRating (TutorialID, UserID, Stars) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE Stars = VALUES(Stars)");
+    private static final Statement create = new Statement("INSERT INTO Tutorial (Creator, Name, Item) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE Item = VALUES(Item), Released = 0");
+    private static final Statement release = table.update(Table.PRIMARY, "released");
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    public static List<Tutorial> getPage(int page, int elementsPerPage, boolean released) {
+        List<Tutorial> tutorials = by_popularity.listSelect(released, page * elementsPerPage, elementsPerPage);
+        SteamwarUser.batchCache(tutorials.stream().map(tutorial -> tutorial.creator).collect(Collectors.toSet()));
+        return tutorials;
+    }
+
+    public static List<Tutorial> getOwn(int user, int page, int elementsPerPage) {
+        return own.listSelect(user, page * elementsPerPage, elementsPerPage);
+    }
+
+    public static Tutorial create(int creator, String name, String item) {
+        create.update(creator, name, item);
+        return by_creator_name.select(creator, name);
+    }
+
+    public static Tutorial get(int id) {
+        return by_id.select(id);
+    }
+
+    @Getter
+    @Field(keys = {Table.PRIMARY}, autoincrement = true)
+    private final int tutorialId;
+    @Getter
+    @Field(keys = {"CreatorName"})
+    private final int creator;
+    @Getter
+    @Field(keys = {"CreatorName"})
+    private final String name;
+    @Getter
+    @Field(def = "'BOOK'")
+    private final String item;
+    @Getter
+    @Field(def = "0")
+    private final boolean released;
+    @Getter
+    @Field(def = "0") // Not really a field, but necessary for select generation
+    private final double stars;
+
+    public void release() {
+        release.update(1, tutorialId);
+    }
+
+    public void delete() {
+        delete.update(tutorialId);
+    }
+
+    public void rate(int user, int rating) {
+        rate.update(tutorialId, user, rating);
+    }
+}

src/de/steamwar/sql/UserConfig.java

@@ -0,0 +1,73 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.util.UUID;
+
+@AllArgsConstructor
+public class UserConfig {
+
+    private static final Table<UserConfig> table = new Table<>(UserConfig.class);
+    private static final SelectStatement<UserConfig> select = table.select(Table.PRIMARY);
+    private static final Statement insert = table.insertAll();
+    private static final Statement delete = table.delete(Table.PRIMARY);
+
+    @Field(keys = {Table.PRIMARY})
+    private final int user;
+    @Field(keys = {Table.PRIMARY})
+    private final String config;
+    @Field
+    private final String value;
+
+    public static String getConfig(UUID player, String config) {
+        return getConfig(SteamwarUser.get(player).getId(), config);
+    }
+
+    public static String getConfig(int player, String config) {
+        UserConfig value = select.select(player, config);
+        return value != null ? value.value : null;
+    }
+
+    public static void updatePlayerConfig(UUID uuid, String config, String value) {
+        updatePlayerConfig(SteamwarUser.get(uuid).getId(), config, value);
+    }
+
+    public static void updatePlayerConfig(int id, String config, String value) {
+        if (value == null) {
+            removePlayerConfig(id, config);
+            return;
+        }
+        insert.update(id, config, value);
+    }
+
+    public static void removePlayerConfig(UUID uuid, String config) {
+        removePlayerConfig(SteamwarUser.get(uuid).getId(), config);
+    }
+
+    public static void removePlayerConfig(int id, String config) {
+        delete.update(id, config);
+    }
+}

src/de/steamwar/sql/UserElo.java

@@ -0,0 +1,188 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.Statement;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+
+@AllArgsConstructor
+public class UserElo {
+
+    private static final int ELO_DEFAULT = 0;
+
+    private static final Map<String, Map<Integer, Optional<Integer>>> gameModeUserEloCache = new ConcurrentHashMap<>();
+    private static final Map<Integer, String> emblemCache = new ConcurrentHashMap<>();
+
+    public static void clear() {
+        gameModeUserEloCache.clear();
+        emblemCache.clear();
+    }
+
+    private static final Table<UserElo> table = new Table<>(UserElo.class);
+    private static final SelectStatement<UserElo> getElo = table.select(Table.PRIMARY);
+    private static final Statement setElo = table.insertAll();
+
+    private static final Statement place = new Statement("SELECT COUNT(*) AS Place FROM UserElo WHERE GameMode = ? AND Elo > ? AND Season = ?");
+    private static final Statement fightsOfSeason = new Statement("SELECT COUNT(*) AS Fights FROM FightPlayer INNER JOIN Fight F on FightPlayer.FightID = F.FightID WHERE UserID = ? AND GameMode = ? AND UNIX_TIMESTAMP(StartTime) + Duration >= UNIX_TIMESTAMP(?)");
+
+    @Field(keys = {Table.PRIMARY})
+    private final int season;
+    @Field(keys = {Table.PRIMARY})
+    private final String gameMode;
+    @Field(keys = {Table.PRIMARY})
+    private final int userId;
+    @Field
+    private final int elo;
+
+    public static int getEloOrDefault(int userID, String gameMode) {
+        return getElo(userID, gameMode).orElse(ELO_DEFAULT);
+    }
+
+    public static Optional<Integer> getElo(int userID, String gameMode) {
+        return gameModeUserEloCache.computeIfAbsent(gameMode, gm -> new HashMap<>()).computeIfAbsent(userID, uid -> Optional.ofNullable(getElo.select(Season.getSeason(), gameMode, userID)).map(userElo -> userElo.elo));
+    }
+
+    public static int getFightsOfSeason(int userID, String gameMode) {
+        return fightsOfSeason.select(rs -> {
+            if (rs.next())
+                return rs.getInt("Fights");
+            return 0;
+        }, userID, gameMode, Season.getSeasonStart());
+    }
+
+    public static void setElo(int userId, String gameMode, int elo) {
+        emblemCache.remove(userId);
+
+        int oldPlacement = getPlacement(getElo(userId, gameMode).orElse(0), gameMode);
+        int newPlacement = getPlacement(elo, gameMode);
+
+        gameModeUserEloCache.getOrDefault(gameMode, Collections.emptyMap()).remove(userId);
+        if (oldPlacement <= 3 || newPlacement <= 3) {
+            emblemCache.clear();
+        }
+
+        setElo.update(Season.getSeason(), gameMode, userId, elo);
+    }
+
+    public static int getPlacement(int elo, String gameMode) {
+        return place.select(rs -> {
+            if (rs.next())
+                return rs.getInt("Place") + 1;
+            return -1;
+        }, gameMode, elo, Season.getSeason());
+    }
+
+    public static String getEmblem(SteamwarUser user, List<String> rankedModes) {
+        return emblemCache.computeIfAbsent(user.getId(), userId -> {
+            int emblemProgression = -1;
+            for (String mode : rankedModes) {
+                if (UserElo.getFightsOfSeason(userId, mode) == 0) continue;
+                int progression = getProgression(userId, mode);
+                if (progression > emblemProgression) {
+                    emblemProgression = progression;
+                }
+            }
+            return toEmblem(emblemProgression);
+        });
+    }
+
+    public static String getEmblemProgression(String gameMode, int userId) {
+        switch (getProgression(userId, gameMode)) {
+            case -1:
+                return "§f/ §8∨ ∧ ∨ ∧ ∨ ∧ ❂ III II I";
+            case 0:
+                return "§8/ §6∨ §8∧ ∨ ∧ ∨ ∧ ❂ III II I";
+            case 1:
+                return "§8/ ∨ §6∧ §8∨ ∧ ∨ ∧ ❂ III II I";
+            case 2:
+                return "§8/ ∨ ∧ §7∨ §8∧ ∨ ∧ ❂ III II I";
+            case 3:
+                return "§8/ ∨ ∧ ∨ §7∧ §8∨ ∧ ❂ III II I";
+            case 4:
+                return "§8/ ∨ ∧ ∨ ∧ §e∨ §8∧ ❂ III II I";
+            case 5:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ §e∧ §8❂ III II I";
+            case 6:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ §5❂ §8III II I";
+            case 7:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ §5III §8II I";
+            case 8:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ III §5II §8I";
+            case 9:
+                return "§8/ ∨ ∧ ∨ ∧ ∨ ∧ ❂ III II §5I";
+            default:
+                throw new SecurityException("Progression is not in range");
+        }
+    }
+
+    public static int getProgression(int userId, String gameMode) {
+        int elo = getElo(userId, gameMode).orElse(-1);
+        if (elo < 0) return -1;
+
+        if (elo <= 100) return 0;
+        if (elo <= 200) return 1;
+        if (elo <= 400) return 2;
+        if (elo <= 600) return 3;
+        if (elo <= 900) return 4;
+        if (elo <= 1200) return 5;
+
+        int placement = getPlacement(elo, gameMode);
+        if (placement == 1) return 9;
+        if (placement == 2) return 8;
+        if (placement == 3) return 7;
+
+        return 6;
+    }
+
+    public static String toEmblem(int progression) {
+        switch(progression) {
+            case -1:
+                return "";
+            case 0:
+                return "§6∨ ";
+            case 1:
+                return "§6∧ ";
+            case 2:
+                return "§7∨ ";
+            case 3:
+                return "§7∧ ";
+            case 4:
+                return "§e∨ ";
+            case 5:
+                return "§e∧ ";
+            case 6:
+                return "§5❂ ";
+            case 7:
+                return "§5III ";
+            case 8:
+                return "§5II ";
+            case 9:
+                return "§5I ";
+            default:
+                throw new SecurityException("Progression out of range");
+        }
+    }
+}

src/de/steamwar/sql/UserPerm.java

@@ -0,0 +1,90 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2023  SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql;
+
+import de.steamwar.sql.internal.Field;
+import de.steamwar.sql.internal.SelectStatement;
+import de.steamwar.sql.internal.SqlTypeMapper;
+import de.steamwar.sql.internal.Table;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+public enum UserPerm {
+    PREFIX_NONE, // special value, not stored in database
+    PREFIX_YOUTUBER,
+    PREFIX_GUIDE,
+    PREFIX_BUILDER,
+    PREFIX_SUPPORTER,
+    PREFIX_MODERATOR,
+    PREFIX_DEVELOPER,
+    PREFIX_ADMIN,
+
+    RESTRICTED_MODS,
+    COLOR_CHAT,
+    TEAM,
+    TICKET_LOG,
+    BUILD,
+    CHECK,
+    MODERATION,
+    ADMINISTRATION;
+
+    public static final Map<UserPerm, Prefix> prefixes;
+    public static final Prefix emptyPrefix;
+    static {
+        SqlTypeMapper.nameEnumMapper(UserPerm.class);
+        Map<UserPerm, Prefix> p = new EnumMap<>(UserPerm.class);
+        emptyPrefix = new Prefix("§7", "");
+        p.put(PREFIX_NONE, emptyPrefix);
+        p.put(PREFIX_YOUTUBER, new Prefix("§7", "YT"));
+        p.put(PREFIX_GUIDE, new Prefix("§a", "Guide"));
+
+        p.put(PREFIX_SUPPORTER, new Prefix("§6", "Sup"));
+        p.put(PREFIX_MODERATOR, new Prefix("§6", "Mod"));
+        p.put(PREFIX_BUILDER, new Prefix("§e", "Arch"));
+        p.put(PREFIX_DEVELOPER, new Prefix("§e", "Dev"));
+        p.put(PREFIX_ADMIN, new Prefix("§e", "Admin"));
+        prefixes = Collections.unmodifiableMap(p);
+    }
+
+    private static final Table<UserPermTable> table = new Table<>(UserPermTable.class, "UserPerm");
+    private static final SelectStatement<UserPermTable> getPerms = table.selectFields("user");
+
+    public static Set<UserPerm> getPerms(int user) {
+        return getPerms.listSelect(user).stream().map(up -> up.perm).collect(Collectors.toSet());
+    }
+
+    @Getter
+    @AllArgsConstructor
+    public static class Prefix {
+        private final String colorCode;
+        private final String chatPrefix;
+    }
+
+    @AllArgsConstructor
+    public static class UserPermTable {
+        @Field(keys = {Table.PRIMARY})
+        private final int user;
+        @Field(keys = {Table.PRIMARY})
+        private final UserPerm perm;
+    }
+}

src/de/steamwar/sql/internal/Field.java

@@ -0,0 +1,34 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target(ElementType.FIELD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Field {
+    String[] keys() default {};
+    String def() default "";
+    boolean nullable() default false;
+    boolean autoincrement() default false;
+}

src/de/steamwar/sql/internal/SQLConfig.java

@@ -0,0 +1,34 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import de.steamwar.ImplementationProvider;
+
+import java.util.logging.Logger;
+
+public interface SQLConfig {
+    SQLConfig impl = ImplementationProvider.getImpl("de.steamwar.sql.SQLConfigImpl");
+
+    Logger getLogger();
+
+    int maxConnections();
+
+
+}

src/de/steamwar/sql/internal/SelectStatement.java

@@ -0,0 +1,72 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import java.lang.reflect.InvocationTargetException;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class SelectStatement<T> extends Statement {
+    private final Table<T> table;
+
+    SelectStatement(Table<T> table, String... kfields) {
+        this(table, "SELECT " + Arrays.stream(table.fields).map(f -> f.identifier).collect(Collectors.joining(", ")) + " FROM " + table.name + " WHERE " + Arrays.stream(kfields).map(f -> f + " = ?").collect(Collectors.joining(" AND ")));
+    }
+
+    public SelectStatement(Table<T> table, String sql) {
+        super(sql);
+        this.table = table;
+    }
+
+    public T select(Object... values) {
+        return select(rs -> {
+            if (rs.next())
+                return read(rs);
+            return null;
+        }, values);
+    }
+
+    public List<T> listSelect(Object... values) {
+        return select(rs -> {
+            List<T> result = new ArrayList<>();
+            while (rs.next())
+                result.add(read(rs));
+
+            return result;
+        }, values);
+    }
+
+    private T read(ResultSet rs) throws SQLException {
+        Object[] params = new Object[table.fields.length];
+        for(int i = 0; i < params.length; i++) {
+            params[i] = table.fields[i].read(rs);
+        }
+
+        try {
+            return table.constructor.newInstance(params);
+        } catch (InstantiationException | IllegalAccessException | InvocationTargetException e) {
+            throw new SecurityException(e);
+        }
+    }
+}

src/de/steamwar/sql/internal/SqlTypeMapper.java

@@ -0,0 +1,115 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import java.io.InputStream;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.util.Arrays;
+import java.util.IdentityHashMap;
+import java.util.Map;
+
+public final class SqlTypeMapper<T> {
+    private static final Map<Class<?>, SqlTypeMapper<?>> mappers = new IdentityHashMap<>();
+
+    public static <T> SqlTypeMapper<T> getMapper(Class<?> clazz) {
+        SqlTypeMapper<T> result = (SqlTypeMapper<T>) mappers.get(clazz);
+
+        if(result == null)
+            throw new SecurityException("Unregistered mapper requested: " + clazz.getName());
+
+        return result;
+    }
+
+    public static <T extends Enum<T>> void ordinalEnumMapper(Class<T> type) {
+        T[] enumConstants = type.getEnumConstants();
+        new SqlTypeMapper<>(
+                type,
+                "INTEGER(" + (int)Math.ceil(enumConstants.length/256.0) + ")",
+                (rs, identifier) -> enumConstants[rs.getInt(identifier)],
+                (st, index, value) -> st.setInt(index, value.ordinal())
+        );
+    }
+
+    public static <T extends Enum<T>> void nameEnumMapper(Class<T> type) {
+        new SqlTypeMapper<>(
+                type,
+                "VARCHAR(" + Arrays.stream(type.getEnumConstants()).map(e -> e.name().length()).max(Integer::compareTo).orElse(0) + ")",
+                (rs, identifier) -> Enum.valueOf(type, rs.getString(identifier)),
+                (st, index, value) -> st.setString(index, value.name())
+        );
+    }
+
+    static {
+        primitiveMapper(boolean.class, Boolean.class, "BOOLEAN", ResultSet::getBoolean, PreparedStatement::setBoolean);
+        primitiveMapper(byte.class, Byte.class, "INTEGER(1)", ResultSet::getByte, PreparedStatement::setByte);
+        primitiveMapper(short.class, Short.class, "INTEGER(2)", ResultSet::getShort, PreparedStatement::setShort);
+        primitiveMapper(int.class, Integer.class, "INTEGER", ResultSet::getInt, PreparedStatement::setInt);
+        primitiveMapper(long.class, Long.class, "INTEGER(8)", ResultSet::getLong, PreparedStatement::setLong);
+        primitiveMapper(float.class, Float.class, "REAL", ResultSet::getFloat, PreparedStatement::setFloat);
+        primitiveMapper(double.class, Double.class, "REAL", ResultSet::getDouble, PreparedStatement::setDouble);
+        new SqlTypeMapper<>(String.class, "TEXT", ResultSet::getString, PreparedStatement::setString);
+        new SqlTypeMapper<>(Timestamp.class, "TIMESTAMP", ResultSet::getTimestamp, PreparedStatement::setTimestamp);
+        new SqlTypeMapper<>(InputStream.class, "BLOB", ResultSet::getBinaryStream, PreparedStatement::setBinaryStream);
+    }
+
+    private static <T> void primitiveMapper(Class<T> primitive, Class<T> wrapped, String sqlType, SQLReader<T> reader, SQLWriter<T> writer) {
+        new SqlTypeMapper<>(primitive, sqlType, reader, writer);
+        new SqlTypeMapper<>(wrapped, sqlType, (rs, identifier) -> {
+            T value = reader.read(rs, identifier);
+            return rs.wasNull() ? null : value;
+        }, writer);
+    }
+
+    private final String sqlType;
+    private final SQLReader<T> reader;
+    private final SQLWriter<T> writer;
+
+    public SqlTypeMapper(Class<T> clazz, String sqlType, SQLReader<T> reader, SQLWriter<T> writer) {
+        this.sqlType = sqlType;
+        this.reader = reader;
+        this.writer = writer;
+        mappers.put(clazz, this);
+    }
+
+    public T read(ResultSet rs, String identifier) throws SQLException {
+        return reader.read(rs, identifier);
+    }
+
+    public void write(PreparedStatement st, int index, Object value) throws SQLException {
+        writer.write(st, index, (T) value);
+    }
+
+    public String sqlType() {
+        return sqlType;
+    }
+
+    @FunctionalInterface
+    public interface SQLReader<T> {
+        T read(ResultSet rs, String identifier) throws SQLException;
+    }
+
+    @FunctionalInterface
+    public interface SQLWriter<T> {
+        void write(PreparedStatement st, int index, T value) throws SQLException;
+    }
+}

src/de/steamwar/sql/internal/Statement.java

@@ -0,0 +1,298 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.sql.*;
+import java.util.*;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+import java.util.function.UnaryOperator;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+public class Statement implements AutoCloseable {
+
+    private static final Logger logger = SQLConfig.impl.getLogger();
+
+    private static final List<Statement> statements = new ArrayList<>();
+    private static final Deque<Connection> connections = new ArrayDeque<>();
+    private static final int MAX_CONNECTIONS;
+    private static final Supplier<Connection> conProvider;
+    static final Consumer<Table<?>> schemaCreator;
+    static final String ON_DUPLICATE_KEY;
+    static final UnaryOperator<String> upsertWrapper;
+    public static final String NULL_SAFE_EQUALS;
+
+    private static final boolean MYSQL_MODE;
+    private static final boolean PRODUCTION_DATABASE;
+
+    static {
+        File file = new File(System.getProperty("user.home"), "mysql.properties");
+        MYSQL_MODE = file.exists();
+
+        if(MYSQL_MODE) {
+            Properties properties = new Properties();
+            try {
+                properties.load(new FileReader(file));
+            } catch (IOException e) {
+                throw new SecurityException("Could not load SQL connection", e);
+            }
+
+            String url = "jdbc:mysql://" + properties.getProperty("host") + ":" + properties.getProperty("port") + "/" + properties.getProperty("database") + "?useServerPrepStmts=true";
+            String user = properties.getProperty("user");
+            String password = properties.getProperty("password");
+
+            PRODUCTION_DATABASE = "core".equals(properties.getProperty("database"));
+            MAX_CONNECTIONS = SQLConfig.impl.maxConnections();
+            conProvider = () -> {
+                try {
+                    return DriverManager.getConnection(url, user, password);
+                } catch (SQLException e) {
+                    throw new SecurityException("Could not create MySQL connection", e);
+                }
+            };
+            schemaCreator = table -> {};
+            ON_DUPLICATE_KEY = " ON DUPLICATE KEY UPDATE ";
+            upsertWrapper = f -> f + " = VALUES(" + f + ")";
+            NULL_SAFE_EQUALS = " <=> ";
+        } else {
+            Connection connection;
+
+            try {
+                Class.forName("org.sqlite.JDBC");
+                connection = DriverManager.getConnection("jdbc:sqlite:" + System.getProperty("user.home") + "/standalone.db");
+            } catch (SQLException | ClassNotFoundException e) {
+                throw new SecurityException("Could not create sqlite connection", e);
+            }
+
+            PRODUCTION_DATABASE = false;
+            MAX_CONNECTIONS = 1;
+            conProvider = () -> connection;
+            schemaCreator = Table::ensureExistanceInSqlite;
+            ON_DUPLICATE_KEY = " ON CONFLICT DO UPDATE SET ";
+            upsertWrapper = f -> f + " = " + f;
+            NULL_SAFE_EQUALS = " IS ";
+        }
+    }
+
+    private static volatile int connectionBudget = MAX_CONNECTIONS;
+
+    public static void closeAll() {
+        synchronized (connections) {
+            while(connectionBudget < MAX_CONNECTIONS) {
+                if(connections.isEmpty())
+                    waitOnConnections();
+                else
+                    closeConnection(aquireConnection());
+            }
+        }
+    }
+
+    public static boolean mysqlMode() {
+        return MYSQL_MODE;
+    }
+
+    public static boolean productionDatabase() {
+        return PRODUCTION_DATABASE;
+    }
+
+    private final boolean returnGeneratedKeys;
+    private final String sql;
+    private final Map<Connection, PreparedStatement> cachedStatements = new HashMap<>();
+
+    public Statement(String sql) {
+        this(sql, false);
+    }
+
+    public Statement(String sql, boolean returnGeneratedKeys) {
+        this.sql = sql;
+        this.returnGeneratedKeys = returnGeneratedKeys;
+        synchronized (statements) {
+            statements.add(this);
+        }
+    }
+
+    public <T> T select(ResultSetUser<T> user, Object... objects) {
+        return withConnection(st -> {
+            boolean res = st.execute();
+            if(!res) {
+                throw new SecurityException("No result set for select statement");
+            }
+            ResultSet rs = st.getResultSet();
+            T result = user.use(rs);
+            rs.close();
+            return result;
+        }, objects);
+    }
+
+    public void update(Object... objects) {
+        withConnection(PreparedStatement::executeUpdate, objects);
+    }
+
+    public int insertGetKey(Object... objects) {
+        return withConnection(st -> {
+            st.executeUpdate();
+            ResultSet rs = st.getGeneratedKeys();
+            rs.next();
+            return rs.getInt(1);
+        }, objects);
+    }
+
+    public String getSql() {
+        return sql;
+    }
+
+    private <T> T withConnection(SQLRunnable<T> runnable, Object... objects) {
+        Connection connection = aquireConnection();
+        T result;
+
+        try {
+            result = tryWithConnection(connection, runnable, objects);
+        } catch (Throwable e) {
+            if(connectionInvalid(connection)) {
+                closeConnection(connection);
+
+                return withConnection(runnable, objects);
+            } else {
+                synchronized (connections) {
+                    connections.push(connection);
+                    connections.notify();
+                }
+
+                throw new SecurityException("Failing sql statement", e);
+            }
+        }
+
+        synchronized (connections) {
+            connections.push(connection);
+            connections.notify();
+        }
+
+        return result;
+    }
+
+    private boolean connectionInvalid(Connection connection) {
+        try {
+            return connection.isClosed() || !connection.isValid(1);
+        } catch (SQLException e) {
+            logger.log(Level.INFO, "Could not check SQL connection status", e); // No database logging possible at this state
+            return true;
+        }
+    }
+
+    private <T> T tryWithConnection(Connection connection, SQLRunnable<T> runnable, Object... objects) throws SQLException {
+        PreparedStatement st = cachedStatements.get(connection);
+        if(st == null) {
+            if(returnGeneratedKeys)
+                st = connection.prepareStatement(sql, java.sql.Statement.RETURN_GENERATED_KEYS);
+            else
+                st = connection.prepareStatement(sql);
+            cachedStatements.put(connection, st);
+        }
+
+        for (int i = 0; i < objects.length; i++) {
+            Object o = objects[i];
+            if(o != null)
+                SqlTypeMapper.getMapper(o.getClass()).write(st, i+1, o);
+            else
+                st.setNull(i+1, Types.NULL);
+        }
+
+        return runnable.run(st);
+    }
+
+    @Override
+    public void close() {
+        cachedStatements.values().forEach(st -> closeStatement(st, false));
+        cachedStatements.clear();
+        synchronized (statements) {
+            statements.remove(this);
+        }
+    }
+
+    private void close(Connection connection) {
+        PreparedStatement st = cachedStatements.remove(connection);
+        if(st != null)
+            closeStatement(st, true);
+    }
+
+    private static Connection aquireConnection() {
+        synchronized (connections) {
+            while(connections.isEmpty() && connectionBudget <= 0)
+                waitOnConnections();
+
+            if(!connections.isEmpty()) {
+                return connections.pop();
+            } else {
+                Connection connection = conProvider.get();
+                connectionBudget--;
+                return connection;
+            }
+        }
+    }
+
+    private static void closeConnection(Connection connection) {
+        synchronized (statements) {
+            for (Statement statement : statements) {
+                statement.close(connection);
+            }
+        }
+        try {
+            connection.close();
+        } catch (SQLException e) {
+            logger.log(Level.INFO, "Could not close connection", e);
+        }
+
+        synchronized (connections) {
+            connectionBudget++;
+            connections.notify();
+        }
+    }
+
+    private static void waitOnConnections() {
+        synchronized (connections) {
+            try {
+                connections.wait();
+            } catch (InterruptedException e) {
+                Thread.currentThread().interrupt();
+            }
+        }
+    }
+
+    private static void closeStatement(PreparedStatement st, boolean silent) {
+        try {
+            st.close();
+        } catch (SQLException e) {
+            if(!silent)
+                logger.log(Level.INFO, "Could not close statement", e);
+        }
+    }
+
+    public interface ResultSetUser<T> {
+        T use(ResultSet rs) throws SQLException;
+    }
+
+    private interface SQLRunnable<T> {
+        T run(PreparedStatement st) throws SQLException;
+    }
+}

src/de/steamwar/sql/internal/Table.java

@@ -0,0 +1,137 @@
+/*
+ *    This file is a part of the SteamWar software.
+ *
+ *    Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ *    This program is free software: you can redistribute it and/or modify
+ *    it under the terms of the GNU Affero General Public License as published by
+ *    the Free Software Foundation, either version 3 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.sql.internal;
+
+import java.lang.reflect.Constructor;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.*;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+public class Table<T> {
+    public static final String PRIMARY = "primary";
+
+    final String name;
+    final TableField<?>[] fields;
+    private final Map<String, TableField<?>> fieldsByIdentifier = new HashMap<>();
+    final Constructor<T> constructor;
+
+    private final Map<String, Table.TableField<?>[]> keys;
+
+
+    public Table(Class<T> clazz) {
+        this(clazz, clazz.getSimpleName());
+    }
+
+    public Table(Class<T> clazz, String name) {
+        this.name = name;
+        this.fields = Arrays.stream(clazz.getDeclaredFields()).filter(field -> field.isAnnotationPresent(Field.class)).map(TableField::new).toArray(TableField[]::new);
+        try {
+            this.constructor = clazz.getDeclaredConstructor(Arrays.stream(clazz.getDeclaredFields()).filter(field -> field.isAnnotationPresent(Field.class)).map(java.lang.reflect.Field::getType).toArray(Class[]::new));
+        } catch (NoSuchMethodException e) {
+            throw new SecurityException(e);
+        }
+
+        keys = Arrays.stream(fields).flatMap(field -> Arrays.stream(field.field.keys())).distinct().collect(Collectors.toMap(Function.identity(), key -> Arrays.stream(fields).filter(field -> Arrays.asList(field.field.keys()).contains(key)).toArray(TableField[]::new)));
+
+        for (TableField<?> field : fields) {
+            fieldsByIdentifier.put(field.identifier.toLowerCase(), field);
+        }
+
+        Statement.schemaCreator.accept(this);
+    }
+
+    public SelectStatement<T> select(String name) {
+        return selectFields(keyFields(name));
+    }
+    public SelectStatement<T> selectFields(String... kfields) {
+        return new SelectStatement<>(this, kfields);
+    }
+
+    public Statement update(String name, String... fields) {
+        return updateFields(fields, keyFields(name));
+    }
+
+    public Statement updateField(String field, String... kfields) {
+        return updateFields(new String[]{field}, kfields);
+    }
+
+    public Statement updateFields(String[] fields, String... kfields) {
+        return new Statement("UPDATE " + name + " SET " + Arrays.stream(fields).map(f -> f + " = ?").collect(Collectors.joining(", ")) + " WHERE " + Arrays.stream(kfields).map(f -> f + " = ?").collect(Collectors.joining(" AND ")));
+    }
+
+    public Statement insert(String name) {
+        return insertFields(keyFields(name));
+    }
+
+    public Statement insertAll() {
+        return insertFields(false, Arrays.stream(fields).map(f -> f.identifier).toArray(String[]::new));
+    }
+
+    public Statement insertFields(String... fields) {
+        return insertFields(false, fields);
+    }
+
+    public Statement insertFields(boolean returnGeneratedKeys, String... fields) {
+        List<String> nonKeyFields = Arrays.stream(fields).filter(f -> fieldsByIdentifier.get(f.toLowerCase()).field.keys().length == 0).collect(Collectors.toList());
+        return new Statement("INSERT INTO " + name + " (" + String.join(", ", fields) + ") VALUES (" + Arrays.stream(fields).map(f -> "?").collect(Collectors.joining(", ")) + ")" + (nonKeyFields.isEmpty() ? "" : Statement.ON_DUPLICATE_KEY + nonKeyFields.stream().map(Statement.upsertWrapper).collect(Collectors.joining(", "))), returnGeneratedKeys);
+    }
+
+    public Statement delete(String name) {
+        return deleteFields(keyFields(name));
+    }
+
+    public Statement deleteFields(String... kfields) {
+        return new Statement("DELETE FROM " + name + " WHERE " + Arrays.stream(kfields).map(f -> f + " = ?").collect(Collectors.joining(" AND ")));
+    }
+
+    void ensureExistanceInSqlite() {
+        try (Statement statement = new Statement(
+                "CREATE TABLE IF NOT EXISTS " + name + "(" +
+                        Arrays.stream(fields).map(field -> field.identifier + " " + field.mapper.sqlType() + (field.field.nullable() ? " DEFAULT NULL" : " NOT NULL") + (field.field.nullable() || field.field.def().equals("") ? "" : " DEFAULT " + field.field.def())).collect(Collectors.joining(", ")) +
+                        keys.entrySet().stream().map(key -> (key.getKey().equals(PRIMARY) ? ", PRIMARY KEY(" : ", UNIQUE (") + Arrays.stream(key.getValue()).map(field -> field.identifier).collect(Collectors.joining(", ")) + ")").collect(Collectors.joining(" ")) +
+                ")")) {
+            statement.update();
+        }
+    }
+
+    private String[] keyFields(String name) {
+        return Arrays.stream(keys.get(name)).map(f -> f.identifier).toArray(String[]::new);
+    }
+
+    static class TableField<T> {
+
+        final String identifier;
+
+        final SqlTypeMapper<T> mapper;
+        private final Field field;
+
+        private TableField(java.lang.reflect.Field field) {
+            this.identifier = field.getName();
+            this.mapper = SqlTypeMapper.getMapper(field.getType());
+            this.field = field.getAnnotation(Field.class);
+        }
+
+        T read(ResultSet rs) throws SQLException {
+            return mapper.read(rs, identifier);
+        }
+    }
+}

steamwarci.yml

@@ -1,5 +1,6 @@
-build:
+setup:
   - "ln -s /home/gitea/lib"
-  - "cp ~/gradle.properties ."
+
-  - "chmod u+x build.gradle"
+build:
   - "./gradlew buildProject"
+  - "./gradlew --stop"

testsrc/de/steamwar/command/ArgumentCommand.java

@@ -57,4 +57,18 @@ public class ArgumentCommand extends TestSWCommand {
     public void argument(String sender, String arg) {
         throw new ExecutionIdentifier("RunArgument with String");
     }
+
+    @Register
+    public void minLengthArgument(String sender, @Length(min = 3) @StaticValue({"he", "hello"}) String arg) {
+        throw new ExecutionIdentifier("RunLengthArgument with String");
+    }
+
+    @Register
+    public void minAndMaxLengthArgument(String sender, @Length(min = 3, max = 3) @StaticValue({"wo", "world"}) String arg) {
+        throw new ExecutionIdentifier("RunLengthArgument with String");
+    }
+
+    public void arrayLengthArgument(String sender, @ArrayLength(max = 3) @StaticValue({"one", "two", "three"}) String... args) {
+        throw new ExecutionIdentifier("RunArrayLengthArgument with String");
+    }
 }

testsrc/de/steamwar/command/ArgumentCommandTest.java

@@ -44,6 +44,7 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         try {
             cmd.execute("test", "", new String[]{"true", "false"});
+            assert false;
         } catch (Exception e) {
             assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with Boolean");
         }
@@ -54,6 +55,7 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         try {
             cmd.execute("test", "", new String[]{"0.0", "0.0", "0.0"});
+            assert false;
         } catch (Exception e) {
             assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with Float");
         }
@@ -64,6 +66,7 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         try {
             cmd.execute("test", "", new String[]{"0.0", "0.0", "0.0", "0.0"});
+            assert false;
         } catch (Exception e) {
             assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with Double");
         }
@@ -74,6 +77,7 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         try {
             cmd.execute("test", "", new String[]{"0"});
+            assert false;
         } catch (Exception e) {
             assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with Integer");
         }
@@ -84,26 +88,17 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         try {
             cmd.execute("test", "", new String[]{"0", "0"});
+            assert false;
         } catch (Exception e) {
             assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with Long");
         }
     }
 
-    @Test
-    public void testString() {
-        ArgumentCommand cmd = new ArgumentCommand();
-        try {
-            cmd.execute("test", "", new String[]{"Hello World"});
-        } catch (Exception e) {
-            assertCMDFramework(e, ExecutionIdentifier.class, "RunArgument with String");
-        }
-    }
-
     @Test
     public void testTabComplete() {
         ArgumentCommand cmd = new ArgumentCommand();
         List<String> strings = cmd.tabComplete("test", "", new String[]{""});
-        assertTabCompletes(strings, "true", "false");
+        assertTabCompletes(strings, "true", "false", "hello", "wor");
     }
 
     @Test
@@ -111,5 +106,23 @@ public class ArgumentCommandTest {
         ArgumentCommand cmd = new ArgumentCommand();
         List<String> strings = cmd.tabComplete("test", "", new String[]{"t"});
         assertTabCompletes(strings, "true", "t");
+
+        strings = cmd.tabComplete("test", "", new String[]{"h"});
+        assertTabCompletes(strings, "h", "hello");
+
+        strings = cmd.tabComplete("test", "", new String[]{"hel"});
+        assertTabCompletes(strings, "hel", "hello");
+
+        strings = cmd.tabComplete("test", "", new String[]{"w"});
+        assertTabCompletes(strings, "w", "wor");
+
+        strings = cmd.tabComplete("test", "", new String[]{"wor"});
+        assertTabCompletes(strings, "wor");
+
+        strings = cmd.tabComplete("test", "", new String[]{"worl"});
+        assertTabCompletes(strings, "wor", "worl");
+
+        strings = cmd.tabComplete("test", "", new String[]{"one", "two", "three", "one"});
+        assertTabCompletes(strings);
     }
 }

testsrc/de/steamwar/command/BetterExceptionCommand.java

@@ -0,0 +1,58 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.TestSWCommand;
+import de.steamwar.command.dto.TestTypeMapper;
+
+import java.util.Collection;
+
+public class BetterExceptionCommand extends TestSWCommand {
+
+    public BetterExceptionCommand() {
+        super("betterexception");
+    }
+
+    @Register
+    public void exceptionOnTabComplete(String s, @Mapper("exception") @Validator("exception") String s1) {
+    }
+
+    @Mapper("exception")
+    @Validator("exception")
+    public TestTypeMapper<String> tabCompleteException() {
+        return new TestTypeMapper<String>() {
+            @Override
+            public String map(String sender, PreviousArguments previousArguments, String s) {
+                return null;
+            }
+
+            @Override
+            public boolean validate(String sender, String value, MessageSender messageSender) {
+                System.out.println("Validate: " + value);
+                throw new SecurityException();
+            }
+
+            @Override
+            public Collection<String> tabCompletes(String sender, PreviousArguments previousArguments, String s) {
+                throw new SecurityException();
+            }
+        };
+    }
+}

testsrc/de/steamwar/command/BetterExceptionCommandTest.java

@@ -0,0 +1,53 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import org.junit.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.instanceOf;
+import static org.hamcrest.Matchers.is;
+
+public class BetterExceptionCommandTest {
+
+    @Test
+    public void testTabCompleteException() {
+        BetterExceptionCommand cmd = new BetterExceptionCommand();
+        try {
+            cmd.tabComplete("test", "", new String[]{""});
+            assert false;
+        } catch (Exception e) {
+            assertThat(e, is(instanceOf(CommandFrameworkException.class)));
+            assertThat(e.getMessage(), is("de.steamwar.command.CommandFrameworkException: Error while tabcompleting () to type java.lang.String with parameter index 1"));
+        }
+    }
+
+    @Test
+    public void testValidationException() {
+        BetterExceptionCommand cmd = new BetterExceptionCommand();
+        try {
+            cmd.execute("test", "", new String[]{""});
+            assert false;
+        } catch (Exception e) {
+            assertThat(e, is(instanceOf(CommandFrameworkException.class)));
+            assertThat(e.getMessage(), is("de.steamwar.command.CommandFrameworkException: Error while validating () to type java.lang.String with parameter index 1"));
+        }
+    }
+}

testsrc/de/steamwar/command/CacheCommand.java

@@ -41,15 +41,14 @@ public class CacheCommand extends TestSWCommand {
     @Cached
     @Mapper(value = "int", local = true)
     public AbstractTypeMapper<String, Integer> typeMapper() {
-        System.out.println("TypeMapper register");
         return new TestTypeMapper<Integer>() {
             @Override
-            public Integer map(String sender, String[] previousArguments, String s) {
+            public Integer map(String sender, PreviousArguments previousArguments, String s) {
                 return Integer.parseInt(s);
             }
 
             @Override
-            public Collection<String> tabCompletes(String sender, String[] previousArguments, String s) {
+            public Collection<String> tabCompletes(String sender, PreviousArguments previousArguments, String s) {
                 return Arrays.asList(count.getAndIncrement() + "");
             }
         };

testsrc/de/steamwar/command/CacheCommandTest.java

@@ -36,6 +36,14 @@ public class CacheCommandTest {
         assertThat(tabCompletions1, is(equalTo(tabCompletions2)));
     }
 
+    @Test
+    public void testCachingWithDifferentMessages() {
+        CacheCommand cmd = new CacheCommand();
+        List<String> tabCompletions1 = cmd.tabComplete("test", "", new String[]{""});
+        List<String> tabCompletions2 = cmd.tabComplete("test", "", new String[]{"0"});
+        assertThat(tabCompletions1, is(equalTo(tabCompletions2)));
+    }
+
     @Test
     public void testCachingWithDifferentSenders() {
         CacheCommand cmd = new CacheCommand();

testsrc/de/steamwar/command/NullMapperCommand.java

@@ -0,0 +1,59 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+import de.steamwar.command.dto.TestTypeMapper;
+
+import java.util.Collection;
+
+public class NullMapperCommand extends TestSWCommand {
+
+    public NullMapperCommand() {
+        super("nullmapper");
+    }
+
+    @Register
+    public void test(String sender, @AllowNull String arg) {
+        if (arg == null) {
+            throw new ExecutionIdentifier("null");
+        }
+        throw new ExecutionIdentifier("notnull");
+    }
+
+    @ClassMapper(value = String.class, local = true)
+    public TestTypeMapper<String> typeMapper() {
+        return new TestTypeMapper<String>() {
+            @Override
+            public String map(String sender, PreviousArguments previousArguments, String s) {
+                if (s.equals("Hello World")) {
+                    return null;
+                }
+                return s;
+            }
+
+            @Override
+            public Collection<String> tabCompletes(String sender, PreviousArguments previousArguments, String s) {
+                return null;
+            }
+        };
+    }
+}

testsrc/de/steamwar/command/NullMapperCommandTest.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -24,29 +24,29 @@ import org.junit.Test;
 
 import static de.steamwar.AssertionUtils.assertCMDFramework;
 import static org.hamcrest.MatcherAssert.assertThat;
-import static org.hamcrest.Matchers.instanceOf;
 import static org.hamcrest.Matchers.is;
 
-public class GuardCommandTest {
+public class NullMapperCommandTest {
 
     @Test
-    public void test() {
+    public void testNull() {
-        GuardCommand cmd = new GuardCommand();
+        NullMapperCommand command = new NullMapperCommand();
         try {
-            cmd.execute("test", "", new String[0]);
+            command.execute("test", "", new String[] {"Hello World"});
+            assertThat(true, is(false));
         } catch (Exception e) {
-            assertThat(e.getMessage(), is("GuardChecker COMMAND"));
+            assertCMDFramework(e, ExecutionIdentifier.class, "null");
         }
     }
 
     @Test
-    public void testTabComplete() {
+    public void testNonNull() {
-        GuardCommand cmd = new GuardCommand();
+        NullMapperCommand command = new NullMapperCommand();
         try {
-            cmd.tabComplete("test", "", new String[]{""});
+            command.execute("test", "", new String[] {"Hello"});
+            assertThat(true, is(false));
         } catch (Exception e) {
-            assertThat(e, is(instanceOf(ExecutionIdentifier.class)));
+            assertCMDFramework(e, ExecutionIdentifier.class, "notnull");
-            assertThat(e.getMessage(), is("GuardChecker TAB_COMPLETE"));
         }
     }
 }

testsrc/de/steamwar/command/NumberValidatorCommand.java

@@ -0,0 +1,35 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+
+public class NumberValidatorCommand extends TestSWCommand {
+
+    public NumberValidatorCommand() {
+        super("numberValidator");
+    }
+
+    @Register
+    public void test(String sender, @Min(intValue = 0) @Max(intValue = 10) int i) {
+        throw new ExecutionIdentifier("RunNumberValidator with int");
+    }
+}

testsrc/de/steamwar/command/NumberValidatorCommandTest.java

@@ -0,0 +1,51 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import org.junit.Test;
+
+import static de.steamwar.AssertionUtils.assertCMDFramework;
+
+public class NumberValidatorCommandTest {
+
+    @Test
+    public void testMinValue() {
+        NumberValidatorCommand command = new NumberValidatorCommand();
+        command.execute("sender", "", new String[]{"-1"});
+    }
+
+    @Test
+    public void testMaxValue() {
+        NumberValidatorCommand command = new NumberValidatorCommand();
+        command.execute("sender", "",  new String[]{"11"});
+    }
+
+    @Test
+    public void testValidValue() {
+        try {
+            NumberValidatorCommand command = new NumberValidatorCommand();
+            command.execute("sender", "", new String[]{"2"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunNumberValidator with int");
+        }
+    }
+}

testsrc/de/steamwar/command/PartOfCommand.java

@@ -0,0 +1,70 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+import de.steamwar.command.dto.TestTypeMapper;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+public class PartOfCommand {
+
+    public static class ParentCommand extends TestSWCommand {
+
+        public ParentCommand() {
+            super("parent");
+        }
+
+        @Register
+        public void execute(String s, String... args) {
+            throw new ExecutionIdentifier("ParentCommand with String...");
+        }
+
+        @Mapper("test")
+        public TestTypeMapper<Integer> typeMapper() {
+            return new TestTypeMapper<Integer>() {
+                @Override
+                public Integer map(String sender, PreviousArguments previousArguments, String s) {
+                    return -1;
+                }
+
+                @Override
+                public Collection<String> tabCompletes(String sender, PreviousArguments previousArguments, String s) {
+                    return Arrays.asList(s);
+                }
+            };
+        }
+    }
+
+    @AbstractSWCommand.PartOf(ParentCommand.class)
+    public static class SubCommand extends TestSWCommand {
+
+        public SubCommand() {
+            super(null);
+        }
+
+        @Register
+        public void execute(String s, @Mapper("test") int i) {
+            throw new ExecutionIdentifier("SubCommand with int " + i);
+        }
+    }
+}

testsrc/de/steamwar/command/PartOfCommandTest.java

@@ -1,7 +1,7 @@
 /*
  * This file is a part of the SteamWar software.
  *
- * Copyright (C) 2020  SteamWar.de-Serverteam
+ * Copyright (C) 2022  SteamWar.de-Serverteam
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as published by
@@ -20,24 +20,23 @@
 package de.steamwar.command;
 
 import de.steamwar.command.dto.ExecutionIdentifier;
-import de.steamwar.command.dto.TestGuardChecker;
+import org.junit.Test;
-import de.steamwar.command.dto.TestSWCommand;
 
-public class GuardCommand extends TestSWCommand {
+import static de.steamwar.AssertionUtils.assertCMDFramework;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 
-    public GuardCommand() {
+public class PartOfCommandTest {
-        super("typemapper");
-    }
 
-    @Register
+    @Test
-    public void test(@Guard String sender) {
+    public void testMerging() {
-        throw new ExecutionIdentifier("RunTypeMapper");
+        PartOfCommand.ParentCommand command = new PartOfCommand.ParentCommand();
-    }
+        new PartOfCommand.SubCommand();
-
+        try {
-    @ClassGuard(value = String.class, local = true)
+            command.execute("test", "", new String[]{"0"});
-    public AbstractGuardChecker<String> getGuardChecker() {
+            assertThat(true, is(false));
-        return (TestGuardChecker) (s, guardCheckType, previousArguments, s2) -> {
+        } catch (Exception e) {
-            throw new ExecutionIdentifier("GuardChecker " + guardCheckType);
+            assertCMDFramework(e, ExecutionIdentifier.class, "SubCommand with int -1");
-        };
+        }
     }
 }

testsrc/de/steamwar/command/PreviousArgumentCommand.java

@@ -0,0 +1,54 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+import de.steamwar.command.dto.TestTypeMapper;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+public class PreviousArgumentCommand extends TestSWCommand {
+
+    public PreviousArgumentCommand() {
+        super("previous");
+    }
+
+    @Register
+    public void genericCommand(String s, int i, String l) {
+        throw new ExecutionIdentifier(l);
+    }
+
+    @ClassMapper(value = String.class, local = true)
+    public TestTypeMapper<String> typeMapper() {
+        return new TestTypeMapper<String>() {
+            @Override
+            public String map(String sender, PreviousArguments previousArguments, String s) {
+                return "RunTypeMapper_" + previousArguments.getMappedArg(0) + "_" + previousArguments.getMappedArg(0).getClass().getSimpleName();
+            }
+
+            @Override
+            public Collection<String> tabCompletes(String sender, PreviousArguments previousArguments, String s) {
+                return Arrays.asList(previousArguments.getMappedArg(0) + "");
+            }
+        };
+    }
+}

testsrc/de/steamwar/command/PreviousArgumentCommandTest.java

@@ -0,0 +1,56 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import org.junit.Test;
+
+import java.util.List;
+
+import static de.steamwar.AssertionUtils.assertCMDFramework;
+import static de.steamwar.AssertionUtils.assertTabCompletes;
+
+public class PreviousArgumentCommandTest {
+
+    @Test
+    public void testPrevArg1() {
+        PreviousArgumentCommand command = new PreviousArgumentCommand();
+        List<String> strings = command.tabComplete("", "", new String[]{"1", ""});
+        assertTabCompletes(strings, "1");
+    }
+
+    @Test
+    public void testPrevArg2() {
+        PreviousArgumentCommand command = new PreviousArgumentCommand();
+        List<String> strings = command.tabComplete("", "", new String[]{"2", ""});
+        assertTabCompletes(strings, "2");
+    }
+
+    @Test
+    public void testPrevArgExecute() {
+        PreviousArgumentCommand command = new PreviousArgumentCommand();
+        try {
+            command.execute("", "", new String[]{"2", "2"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunTypeMapper_2_Integer");
+        }
+    }
+}

testsrc/de/steamwar/command/SimpleCommand.java

@@ -28,6 +28,11 @@ public class SimpleCommand extends TestSWCommand {
         super("simple");
     }
 
+    @Register(value = "a", noTabComplete = true)
+    public void test(String s, String... varargs) {
+        throw new ExecutionIdentifier("RunSimple with Varargs");
+    }
+
     @Register
     public void simple(String s) {
         throw new ExecutionIdentifier("RunSimple with noArgs");

testsrc/de/steamwar/command/SimpleCommandTest.java

@@ -39,6 +39,16 @@ public class SimpleCommandTest {
         }
     }
 
+    @Test
+    public void testVarArgs() {
+        SimpleCommand cmd = new SimpleCommand();
+        try {
+            cmd.execute("test", "", new String[] {"a", "b", "c"});
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunSimple with Varargs");
+        }
+    }
+
     @Test
     public void testSimpleParsingNoResult() {
         SimpleCommand cmd = new SimpleCommand();

testsrc/de/steamwar/command/StaticValueCommand.java

@@ -0,0 +1,55 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+
+public class StaticValueCommand extends TestSWCommand {
+
+    public StaticValueCommand() {
+        super("staticvalue");
+    }
+
+    @Register
+    public void defaultStaticValue(String s, @StaticValue({"hello", "world"}) String staticValue) {
+        throw new ExecutionIdentifier("RunStaticValue with " + staticValue);
+    }
+
+    @Register
+    public void booleanStaticValue(String s, @StaticValue(value = {"-a", "-b", "-c"}, allowISE = true) boolean staticValue) {
+        throw new ExecutionIdentifier("RunStaticValue with " + staticValue);
+    }
+
+    @Register
+    public void booleanStaticValueOtherFalseValue(String s, @StaticValue(value = {"-d", "-e", "-f"}, allowISE = true, falseValues = { 1 }) boolean staticValue) {
+        throw new ExecutionIdentifier("RunStaticValue with " + staticValue);
+    }
+
+    @Register
+    public void intStaticValue(String s, @StaticValue(value = {"-g", "-h", "-i"}, allowISE = true) int staticValue) {
+        throw new ExecutionIdentifier("RunStaticValue with int " + staticValue);
+    }
+
+    @Register
+    public void longStaticValue(String s, @StaticValue(value = {"-j", "-k", "-l"}, allowISE = true) long staticValue) {
+        throw new ExecutionIdentifier("RunStaticValue with long " + staticValue);
+    }
+}

testsrc/de/steamwar/command/StaticValueCommandTest.java

@@ -0,0 +1,147 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import org.junit.Test;
+
+import java.util.List;
+
+import static de.steamwar.AssertionUtils.assertCMDFramework;
+import static de.steamwar.AssertionUtils.assertTabCompletes;
+
+public class StaticValueCommandTest {
+
+    @Test
+    public void tabCompletionTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        List<String> strings = cmd.tabComplete("", "", new String[]{""});
+        assertTabCompletes(strings, "hello", "world", "-a", "-b", "-c", "-d", "-e", "-f", "-g", "-h", "-i", "-j", "-k", "-l");
+    }
+
+    @Test
+    public void defaultTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        try {
+            cmd.execute("", "", new String[] {"hello"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with hello");
+        }
+        try {
+            cmd.execute("", "", new String[] {"world"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with world");
+        }
+    }
+
+    @Test
+    public void booleanTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        try {
+            cmd.execute("", "", new String[] {"-a"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with false");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-b"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with true");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-c"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with true");
+        }
+    }
+
+    @Test
+    public void booleanOtherFalseTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        try {
+            cmd.execute("", "", new String[] {"-d"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with true");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-e"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with false");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-f"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with true");
+        }
+    }
+
+    @Test
+    public void intTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        try {
+            cmd.execute("", "", new String[] {"-g"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with int 0");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-h"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with int 1");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-i"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with int 2");
+        }
+    }
+
+    @Test
+    public void longTest() {
+        StaticValueCommand cmd = new StaticValueCommand();
+        try {
+            cmd.execute("", "", new String[] {"-j"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with long 0");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-k"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with long 1");
+        }
+        try {
+            cmd.execute("", "", new String[] {"-l"});
+            assert false;
+        } catch (Exception e) {
+            assertCMDFramework(e, ExecutionIdentifier.class, "RunStaticValue with long 2");
+        }
+    }
+}

testsrc/de/steamwar/command/SubCMDSortingCommand.java

@@ -0,0 +1,58 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2022  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.command;
+
+import de.steamwar.command.dto.ExecutionIdentifier;
+import de.steamwar.command.dto.TestSWCommand;
+import de.steamwar.command.dto.TestTypeMapper;
+
+import java.util.Collections;
+
+public class SubCMDSortingCommand extends TestSWCommand {
+
+    public SubCMDSortingCommand() {
+        super("subcmdsorting");
+    }
+
+    @Register
+    public void test(String s) {
+        throw new ExecutionIdentifier("Command with 0 parameters");
+    }
+
+    @Register
+    public void test(String s, String args) {
+        throw new ExecutionIdentifier("Command with 1 parameter");
+    }
+
+    @Register
+    public void test(String s, String i1, String i2, String i3, String... args) {
+        throw new ExecutionIdentifier("Command with 3+n parameters");
+    }
+
+    @Register
+    public void test(String s, String... args) {
+        throw new ExecutionIdentifier("Command with n parameters");
+    }
+
+    @ClassMapper(value = String.class, local = true)
+    public AbstractTypeMapper<String, String> stringMapper() {
+        return SWCommandUtils.createMapper(s -> s, Collections::singletonList);
+    }
+}