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CMDAPIRework #25

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YoyoNow hat 10 Commits von CMDAPIRework nach master 2023-01-15 20:13:39 +01:00 zusammengeführt
Diskussion 0 Commits 10 Geänderte Dateien 18 +103 -55
3 geänderte Dateien mit 103 neuen und 55 gelöschten Zeilen
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121
src/de/steamwar/command/AbstractSWCommand.java
Datei anzeigen

@ -25,6 +25,7 @@ import java.lang.reflect.Parameter;
import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.function.BiConsumer;
import java.util.function.Function;
import java.util.function.IntPredicate;
import java.util.function.Supplier;
import java.util.stream.Collectors;
@ -133,49 +134,32 @@ public abstract class AbstractSWCommand<T> {
private synchronized void initialize() {
if (initialized) return;
List<Method> methods = methods();
List<Method> methods = methods().stream()
.filter(this::validateMethod)
.collect(Collectors.toList());
for (Method method : methods) {
Cached cached = method.getAnnotation(Cached.class);
addMapper(Mapper.class, method, i -> i == 0, false, AbstractTypeMapper.class, (anno, typeMapper) -> {
addMapper(Mapper.class, method, (anno, typeMapper) -> {
TabCompletionCache.add(typeMapper, cached);
if (anno.local()) {
localTypeMapper.putIfAbsent(anno.value(), (AbstractTypeMapper<T, ?>) typeMapper);
} else {
SWCommandUtils.getMAPPER_FUNCTIONS().putIfAbsent(anno.value(), typeMapper);
}
(anno.local() ? ((Map) localTypeMapper) : SWCommandUtils.getMAPPER_FUNCTIONS()).put(anno.value(), typeMapper);
});
addMapper(ClassMapper.class, method, i -> i == 0, false, AbstractTypeMapper.class, (anno, typeMapper) -> {
addMapper(ClassMapper.class, method, (anno, typeMapper) -> {
TabCompletionCache.add(typeMapper, cached);
if (anno.local()) {
localTypeMapper.putIfAbsent(anno.value().getTypeName(), (AbstractTypeMapper<T, ?>) typeMapper);
} else {
SWCommandUtils.getMAPPER_FUNCTIONS().putIfAbsent(anno.value().getTypeName(), typeMapper);
}
(anno.local() ? ((Map) localTypeMapper) : SWCommandUtils.getMAPPER_FUNCTIONS()).put(anno.value().getName(), typeMapper);
});
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(Validator.class, method, (anno, validator) -> {
(anno.local() ? ((Map) localValidators) : SWCommandUtils.getVALIDATOR_FUNCTIONS()).put(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);
}
addValidator(ClassValidator.class, method, (anno, validator) -> {
(anno.local() ? ((Map) localValidators) : SWCommandUtils.getVALIDATOR_FUNCTIONS()).put(anno.value().getName(), validator);
});
}
for (Method method : methods) {
add(Register.class, method, i -> i > 0, true, null, (anno, parameters) -> {
add(Register.class, method, true, (anno, parameters) -> {
for (int i = 1; i < parameters.length; i++) {
Parameter parameter = parameters[i];
Class<?> clazz = parameter.getType();
if (parameter.isVarArgs() && i == parameters.length - 1) {
clazz = parameter.getType().getComponentType();
}
checkAnnotationApplicability(parameter, clazz);
if (parameter.isVarArgs()) clazz = clazz.getComponentType();
Mapper mapper = parameter.getAnnotation(Mapper.class);
if (clazz.isEnum() && mapper == null && !SWCommandUtils.getMAPPER_FUNCTIONS().containsKey(clazz.getTypeName())) {
continue;
@ -201,12 +185,42 @@ public abstract class AbstractSWCommand<T> {
initialized = true;
}
private void checkAnnotationApplicability(Parameter parameter, Class<?> clazz) {
Annotation[] annotations = parameter.getAnnotations();
private boolean validateMethod(Method method) {
if (!checkType(method.getAnnotations(), method.getReturnType(), annotation -> {
MethodMetaData methodMetaData = annotation.annotationType().getAnnotation(MethodMetaData.class);
if (methodMetaData == null) return null;
if (method.getParameterCount() > methodMetaData.maxParameterCount()) {
return new Class[0];
}
if (method.getParameterCount() < methodMetaData.minParameterCount()) {
return new Class[0];
}
return methodMetaData.possibleReturnTypes();
}, "The method '" + method + "'")) {
return false;
}
boolean valid = true;
for (Parameter parameter : method.getParameters()) {
Class<?> type = parameter.getType();
if (parameter.isVarArgs()) {
type = type.getComponentType();
}
if (!checkType(parameter.getAnnotations(), type, annotation -> {
ParameterMetaData parameterMetaData = annotation.annotationType().getAnnotation(ParameterMetaData.class);
if (parameterMetaData == null) return null;
return parameterMetaData.possibleTypes();
}, "The parameter '" + parameter + "'")) {
valid = false;
}
}
return valid;
}
private boolean checkType(Annotation[] annotations, Class<?> clazz, Function<Annotation, Class<?>[]> toApplicableTypes, String warning) {
boolean valid = true;
for (Annotation annotation : annotations) {
ApplicableTypes applicableTypes = annotation.annotationType().getAnnotation(ApplicableTypes.class);
if (applicableTypes == null) continue;
Class<?>[] types = applicableTypes.value();
Class<?>[] types = toApplicableTypes.apply(annotation);
if (types == null) continue;
boolean applicable = false;
for (Class<?> type : types) {
if (type.isAssignableFrom(clazz)) {
@ -215,33 +229,27 @@ public abstract class AbstractSWCommand<T> {
}
}
if (!applicable) {
commandSystemWarning(() -> "The parameter '" + parameter.toString() + "' is using an unsupported annotation of type '" + annotation.annotationType().getName() + "'");
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, IntPredicate parameterTester, boolean firstParameter, Class<?> returnType, BiConsumer<T, Parameter[]> consumer) {
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) {
add(annotation, method, parameterTester, firstParameter, returnType, (anno, parameters) -> {
private <T extends Annotation> void addMapper(Class<T> annotation, Method method, BiConsumer<T, AbstractTypeMapper<?, ?>> consumer) {
add(annotation, method, false, (anno, parameters) -> {
try {
method.setAccessible(true);
consumer.accept(anno, (AbstractTypeMapper<T, ?>) method.invoke(this));
@ -251,8 +259,8 @@ public abstract class AbstractSWCommand<T> {
});
}
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) -> {
private <T extends Annotation> void addValidator(Class<T> annotation, Method method, BiConsumer<T, AbstractValidator<T, ?>> consumer) {
add(annotation, method, false, (anno, parameters) -> {
try {
method.setAccessible(true);
consumer.accept(anno, (AbstractValidator<T, ?>) method.invoke(this));
@ -287,6 +295,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
@Repeatable(Register.Registeres.class)
@MethodMetaData(possibleReturnTypes = void.class, minParameterCount = 1)
protected @interface Register {
/**
@ -303,6 +312,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = void.class, minParameterCount = 1)
@interface Registeres {
Register[] value();
}
@ -310,6 +320,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER, ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = AbstractTypeMapper.class, minParameterCount = 0, maxParameterCount = 0)
protected @interface Mapper {
String value();
@ -318,6 +329,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = AbstractTypeMapper.class, minParameterCount = 0, maxParameterCount = 0)
protected @interface ClassMapper {
Class<?> value();
@ -326,6 +338,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = AbstractTypeMapper.class, minParameterCount = 0, maxParameterCount = 0)
protected @interface Cached {
long cacheDuration() default 5;
TimeUnit timeUnit() default TimeUnit.SECONDS;
@ -334,6 +347,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER, ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = AbstractValidator.class, minParameterCount = 0, maxParameterCount = 0)
protected @interface Validator {
String value() default "";
@ -342,6 +356,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD})
@MethodMetaData(possibleReturnTypes = AbstractValidator.class, minParameterCount = 0, maxParameterCount = 0)
protected @interface ClassValidator {
Class<?> value();
@ -352,7 +367,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER})
@ApplicableTypes({String.class, int.class, Integer.class, boolean.class, Boolean.class})
@ParameterMetaData(possibleTypes = {String.class, int.class, Integer.class, long.class, Long.class, boolean.class, Boolean.class})
protected @interface StaticValue {
String[] value();
@ -409,13 +424,13 @@ public abstract class AbstractSWCommand<T> {
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER})
@ApplicableTypes({String.class})
@ParameterMetaData(possibleTypes = {String.class})
protected @interface Quotable {
}
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER})
@ApplicableTypes({int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
@ParameterMetaData(possibleTypes = {int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
protected @interface Min {
int intValue() default Integer.MIN_VALUE;
long longValue() default Long.MIN_VALUE;
@ -427,7 +442,7 @@ public abstract class AbstractSWCommand<T> {
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.PARAMETER})
@ApplicableTypes({int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
@ParameterMetaData(possibleTypes = {int.class, Integer.class, long.class, Long.class, float.class, Float.class, double.class, Double.class})
protected @interface Max {
int intValue() default Integer.MAX_VALUE;
long longValue() default Long.MAX_VALUE;

33
src/de/steamwar/command/MethodMetaData.java Normale Datei
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@ -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.command;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.ANNOTATION_TYPE)
@interface MethodMetaData {
Class<?>[] possibleReturnTypes();
int minParameterCount() default 0;
int maxParameterCount() default Integer.MAX_VALUE;
}

4
src/de/steamwar/command/ApplicableTypes.java → src/de/steamwar/command/ParameterMetaData.java
Datei anzeigen

@ -26,6 +26,6 @@ import java.lang.annotation.Target;
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.ANNOTATION_TYPE)
@interface ApplicableTypes {
Class<?>[] value();
@interface ParameterMetaData {
Class<?>[] possibleTypes();
}