Merge branch 'master' into removeDeprecated

# Conflicts:
#	SpigotCore_Main/src/de/steamwar/sql/Fight.java

SpigotCore_14/src/de/steamwar/core/FlatteningWrapper14.java

@@ -222,15 +222,15 @@ public class FlatteningWrapper14 implements FlatteningWrapper.IFlatteningWrapper
         renamedLegacy.put("RECORD_12", Material.MUSIC_DISC_WAIT);
     }
 
-    private static final Reflection.FieldAccessor<?> scoreboardName = Reflection.getField(SWScoreboard.scoreboardObjective, Reflection.getClass("{nms}.IChatBaseComponent"), 0);
+    private static final Reflection.FieldAccessor<?> scoreboardName = Reflection.getField(SWScoreboard.scoreboardObjective, Reflection.getClass("{nms.network.chat}.IChatBaseComponent"), 0);
-    private static final Reflection.ConstructorInvoker chatComponentConstructor = Reflection.getConstructor(Reflection.getClass("{nms}.ChatComponentText"), String.class);
+    private static final Reflection.ConstructorInvoker chatComponentConstructor = Reflection.getConstructor(Reflection.getClass("{nms.network.chat}.ChatComponentText"), String.class);
 
     @Override
     public void setScoreboardTitle(Object packet, String title) {
         scoreboardName.set(packet, chatComponentConstructor.invoke(title));
     }
 
-    private static final Class<?> scoreActionEnum = Reflection.getClass("{nms}.ScoreboardServer$Action");
+    private static final Class<?> scoreActionEnum = Reflection.getClass("{nms.server}.ScoreboardServer$Action");
     private static final Reflection.FieldAccessor<?> scoreAction = Reflection.getField(SWScoreboard.scoreboardScore, scoreActionEnum, 0);
     private static final Object scoreActionChange = scoreActionEnum.getEnumConstants()[0];
 

SpigotCore_18/build.gradle

@@ -0,0 +1,50 @@
+/*
+ * 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/>.
+ */
+
+plugins {
+    id 'base'
+    id 'java'
+}
+
+group 'steamwar'
+version '1.0'
+
+compileJava.options.encoding = 'UTF-8'
+
+sourceCompatibility = 1.8
+targetCompatibility = 1.8
+
+sourceSets {
+    main {
+        java {
+            srcDirs = ['src/']
+        }
+        resources {
+            srcDirs = ['src/']
+            exclude '**/*.java', '**/*.kt'
+        }
+    }
+}
+
+dependencies {
+    implementation project(":SpigotCore_Main")
+
+    compileOnly 'org.spigotmc:spigot-api:1.18-R0.1-SNAPSHOT'
+    compileOnly files("${project.rootDir}/lib/Spigot-1.18.jar")
+}

SpigotCore_18/settings.gradle

@@ -0,0 +1,20 @@
+/*
+ * 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/>.
+ */
+
+rootProject.name = 'SpigotCore_18'

SpigotCore_18/src/de/steamwar/core/CraftbukkitWrapper18.java

@@ -0,0 +1,42 @@
+/*
+    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.core;
+
+import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.world.level.chunk.Chunk;
+import org.bukkit.craftbukkit.v1_18_R1.CraftChunk;
+import org.bukkit.craftbukkit.v1_18_R1.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+
+public class CraftbukkitWrapper18 implements CraftbukkitWrapper.ICraftbukkitWrapper {
+
+    @Override
+    public void sendChunk(Player p, int chunkX, int chunkZ) {
+        Chunk chunk = ((CraftChunk)p.getWorld().getChunkAt(chunkX, chunkZ)).getHandle();
+        ((CraftPlayer)p).getHandle().b.a(new ClientboundLevelChunkWithLightPacket(chunk, chunk.q.l_(), null, null, false));
+    }
+
+    @Override
+    @SuppressWarnings("deprecation")
+    public double[] getSpigotTPS() {
+        return MinecraftServer.getServer().recentTps;
+    }
+}

SpigotCore_Main/build.gradle

@@ -40,17 +40,36 @@ sourceSets {
             exclude '**/*.java', '**/*.kt'
         }
     }
+
+    test {
+        java {
+            srcDirs = ['testsrc']
+        }
+        resources {
+            srcDirs = ['testsrc']
+            exclude '**/*.java', '**/*.kt'
+        }
+    }
 }
 
 dependencies {
-    compileOnly files("${project.rootDir}/lib/Spigot-1.15.jar")
+    compileOnly 'org.spigotmc:spigot-api:1.18-R0.1-SNAPSHOT'
+    compileOnly 'io.netty:netty-all:4.1.68.Final'
+    compileOnly 'com.mojang:authlib:1.5.25'
+    compileOnly 'mysql:mysql-connector-java:5.1.49'
     compileOnly files("${project.rootDir}/lib/WorldEdit-1.12.jar")
     implementation 'net.wesjd:anvilgui:1.4.0-SNAPSHOT'
 
-    compileOnly 'org.projectlombok:lombok:1.18.6'
+    compileOnly 'org.projectlombok:lombok:1.18.22'
-    testCompileOnly 'org.projectlombok:lombok:1.18.6'
+    testCompileOnly 'org.projectlombok:lombok:1.18.22'
-    annotationProcessor 'org.projectlombok:lombok:1.18.6'
+    annotationProcessor 'org.projectlombok:lombok:1.18.22'
-    testAnnotationProcessor 'org.projectlombok:lombok:1.18.6'
+    testAnnotationProcessor 'org.projectlombok:lombok:1.18.22'
+
+    testImplementation files("${project.rootDir}/lib/Spigot-1.15.jar")
+    testImplementation files("${project.rootDir}/lib/WorldEdit-1.12.jar")
+
+    testImplementation 'junit:junit:4.13.2'
+    testImplementation 'org.hamcrest:hamcrest:2.2'
 }
 
 processResources {

SpigotCore_Main/src/SpigotCore.properties

@@ -17,39 +17,83 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #
 
-SCHEM_SELECTOR_TITLE={0} auswählen: {1}
+SCHEM_SELECTOR_TITLE={0} auswählen: {1}
-SCHEM_SELECTOR_BACK=§eZurück
+SCHEM_SELECTOR_BACK=§eZurück
-SCHEM_SELECTOR_DIR=§9Ordner
+SCHEM_SELECTOR_DIR=§9Ordner
-SCHEM_SELECTOR_RANK=§8Rang {0}
+SCHEM_SELECTOR_RANK=§8Rang {0}
-SCHEM_SELECTOR_OWN=§7Eigene Schematics
+SCHEM_SELECTOR_OWN=§7Eigene Schematics
-SCHEM_SELECTOR_PUB=§7Public Schematics
+SCHEM_SELECTOR_PUB=§7Public Schematics
-SCHEM_SELECTOR_SEL_DIR=§7Ordner auswählen
+SCHEM_SELECTOR_SEL_DIR=§7Ordner auswählen
-SCHEM_SELECTOR_NEW_DIR=§7Neuer Ordner
+SCHEM_SELECTOR_NEW_DIR=§7Neuer Ordner
-SCHEM_SELECTOR_FILTER=§7Filter
+SCHEM_SELECTOR_FILTER=§7Filter
+SCHEM_SELECTOR_SORTING=§7Sortierung
+SCHEM_SELECTOR_SORTING_CURRENT=§7Aktuell: §e{0}
+SCHEM_SELECTOR_SORTING_NAME=Name
+SCHEM_SELECTOR_SORTING_TYPE=Schematic-Typ
+SCHEM_SELECTOR_SORTING_UPDATE=Letztes Update
+SCHEM_SELECTOR_SORTING_DIRECTION=§7Richtung: §e{0}
+SCHEM_SELECTOR_SORTING_ASC=Aufsteigend
+SCHEM_SELECTOR_SORTING_DSC=Absteigend
 
-SCHEM_SELECTOR_ITEM_NAME=§e{0}
+SCHEM_SELECTOR_ITEM_NAME=§e{0}
-SCHEM_SELECTOR_ITEM_NAME_FILTER=§7{0}
+SCHEM_SELECTOR_ITEM_NAME_FILTER=§7{0}
-SCHEM_SELECTOR_ITEM_REPLACE=§e{0}§7
+SCHEM_SELECTOR_ITEM_REPLACE=§e{0}§7
-SCHEM_SELECTOR_ITEM_LORE_TYPE=§7{0}
+SCHEM_SELECTOR_ITEM_LORE_TYPE=§7{0}
 
 SCHEM_SELECTOR_CREATE_DIR_TITLE=Ordner erstellen
 
 SCHEM_SELECTOR_FILTER_TITLE=Filter
 SCHEM_SELECTOR_FILTER_ENTER_NAME=Name eingeben
-SCHEM_SELECTOR_FILTER_NAME=§7Nach Namen suchen...
+SCHEM_SELECTOR_FILTER_NAME=§7Nach Namen suchen...
-SCHEM_SELECTOR_FILTER_NAME_SEARCH=§7Suchbegriff: §e{0}
+SCHEM_SELECTOR_FILTER_NAME_SEARCH=§7Suchbegriff: §e{0}
 SCHEM_SELECTOR_FILTER_ENTER_OWNER=Besitzer eingeben
-SCHEM_SELECTOR_FILTER_OWNER=§7Nach Besitzer suchen...
+SCHEM_SELECTOR_FILTER_OWNER=§7Nach Besitzer suchen...
-SCHEM_SELECTOR_FILTER_OWNER_SEARCH=§7Besitzer: §e{0}
+SCHEM_SELECTOR_FILTER_OWNER_SEARCH=§7Besitzer: §e{0}
-SCHEM_SELECTOR_FILTER_SEL_TYPE=Typ wählen...
+SCHEM_SELECTOR_FILTER_SEL_TYPE=Typ wählen...
-SCHEM_SELECTOR_FILTER_TYPE=§7Nach Typ filtern...
+SCHEM_SELECTOR_FILTER_TYPE=§7Nach Typ filtern...
-SCHEM_SELECTOR_FILTER_TYPE_SEARCH=§7Typ: §e{0}
+SCHEM_SELECTOR_FILTER_TYPE_SEARCH=§7Typ: §e{0}
-SCHEM_SELECTOR_FILTER_MAT=§7Nach Item filtern...
+SCHEM_SELECTOR_FILTER_MAT=§7Nach Item filtern...
-SCHEM_SELECTOR_FILTER_MAT_SEARCH=§7Item: §e{0}
+SCHEM_SELECTOR_FILTER_MAT_SEARCH=§7Item: §e{0}
-SCHEM_SELECTOR_CANCEL=§eAbbrechen
+SCHEM_SELECTOR_CANCEL=§eAbbrechen
-SCHEM_SELECTOR_GO=§eSuchen...
+SCHEM_SELECTOR_GO=§eSuchen...
 SCHEM_SELECTOR_SCHEMATIC=Schematic
 SCHEM_SELECTOR_DIRECTORY=Ordner
 SCHEM_SELECTOR_SCHEMATIC_NODE=Schematic/Ordner
 
-MATERIAL_SELECTOR_TITLE=Material auswählen
+MATERIAL_SELECTOR_TITLE=Material auswählen
+
+BAN_TEAM={0} §e{1} §7wurde von §e{2} {3} §e§lgebannt§8. §7Grund§8: §f{4}
+BAN_PERMA=§7Du bist §epermanent §e§lgebannt§8. §7Grund§8: §e{0}
+BAN_UNTIL=§7Du bist §ebis zum {0} §e§lgebannt§8. §7Grund§8: §e{1}
+UNBAN_ERROR=§cDer Spieler ist nicht gebannt.
+UNBAN=§7Du hast §e{0} §e§lentbannt.
+
+MUTE_TEAM={0} §e{1} §7wurde von §e{2} {3} §e§lgemuted§8. §7Grund§8: §f{4}
+MUTE_PERMA=§7Du bist §epermanent §e§lgemuted§8. §7Grund§8: §e{0}
+MUTE_UNTIL=§7Du bist §ebis zum {0} §e§lgemuted§8. §7Grund§8: §e{1}
+UNMUTE_ERROR=§cDer Spieler ist nicht gemuted.
+UNMUTE=§7Du hast §e{0} §e§lentmuted.
+
+NOSCHEMRECEIVING_TEAM={0} §e{1} §7wurde von §e{2} {3} §7vom §e§lSchematicerhalten ausgeschlossen§8. §7Grund§8: §f{4}
+NOSCHEMRECEIVING_PERMA=§7Du bist §epermanent §7vom Erhalten von §e§lSchematics ausgeschlossen§8. §7Grund§8: §e{0}
+NOSCHEMRECEIVING_UNTIL=§7Du bist §ebis zum {0} §7vom Erhalten von §e§lSchematics ausgeschlossen§8. §7Grund§8: §e{1}
+UNNOSCHEMRECEIVING_ERROR=§cDer Spieler ist nicht vom Erhalten von Schematics ausgeschlossen.
+UNNOSCHEMRECEIVING=§e{0} §7darf nun wieder §e§lSchematics erhalten§8.
+
+NOSCHEMSHARING_TEAM={0} §e{1} §7wurde von §e{2} {3} §7vom §e§lSchematicverteilen ausgeschlossen§8. §7Grund§8: §f{4}
+NOSCHEMSHARING_PERMA=§7Du bist §epermanent §7vom §e§lVerteilen von Schematics§7 ausgeschlossen§8. §7Grund§8: §e{0}
+NOSCHEMSHARING_UNTIL=§7Du bist §ebis zum {0} §7vom §e§lVerteilen von Schematics§7 ausgeschlossen§8. §7Grund§8: §e{1}
+UNNOSCHEMSHARING_ERROR=§cDer Spieler ist nicht vom Verteilen von Schematics ausgeschlossen.
+UNNOSCHEMSHARING=§e{0} §7darf nun wieder §e§lSchematics verteilen§8.
+
+NOSCHEMSUBMITTING_TEAM={0} §e{1} §7wurde von §e{2} {3} §7vom §e§lSchematiceinsenden ausgeschlossen§8. §7Grund§8: §f{4}
+NOSCHEMSUBMITTING_PERMA=§7Du bist §epermanent §7vom §e§lEinsenden von Schematics§7 ausgeschlossen§8. §7Grund§8: §e{0}
+NOSCHEMSUBMITTING_UNTIL=§7Du bist §ebis zum {0} §7vom §e§lEinsenden von Schematics§7 ausgeschlossen§8. §7Grund§8: §e{1}
+UNNOSCHEMSUBMITTING_ERROR=§cDer Spieler ist nicht vom Einsenden von Schematics ausgeschlossen.
+UNNOSCHEMSUBMITTING=§e{0} §7darf nun wieder §e§lSchematis einsenden§8.
+
+NODEVSERVER_TEAM={0} §e{1} §7hat §e{2} §7mit Grund §f{4}§7 zu generft und hat daher §e§lDevserververbot §7erhalten§8, §e{3}
+NODEVSERVER_PERMA=§7Du bist §epermanent §7vom §e§lDevserver §7ausgeschlossen§8. §7Grund§8: §e{0}
+NODEVSERVER_UNTIL=§7Du bist §ebis zum {0} §7vom §e§lDevserver §7ausgeschlossen§8. §7Grund§8: §e{1}
+UNNODEVSERVER_ERROR=§cDer Spieler ist nicht vom Devserver ausgeschlossen.
+UNNODEVSERVER=§e{0} §7darf nun wieder dem §e§lDevserver beitreten§8.

SpigotCore_Main/src/com/comphenix/tinyprotocol/Reflection.java

@@ -1,5 +1,6 @@
 package com.comphenix.tinyprotocol;
 
+import de.steamwar.core.Core;
 import org.bukkit.Bukkit;
 
 import java.lang.reflect.Constructor;
@@ -25,7 +26,7 @@ public final class Reflection {
 		 * @param arguments - the arguments to pass to the constructor.
 		 * @return The constructed object.
 		 */
-		public Object invoke(Object... arguments);
+		Object invoke(Object... arguments);
 	}
 
 	/**
@@ -39,7 +40,7 @@ public final class Reflection {
 		 * @param arguments - the arguments to pass to the method.
 		 * @return The return value, or NULL if is void.
 		 */
-		public Object invoke(Object target, Object... arguments);
+		Object invoke(Object target, Object... arguments);
 	}
 
 	/**
@@ -54,7 +55,7 @@ public final class Reflection {
 		 * @param target - the target object, or NULL for a static field.
 		 * @return The value of the field.
 		 */
-		public T get(Object target);
+		T get(Object target);
 
 		/**
 		 * Set the content of a field.
@@ -62,7 +63,7 @@ public final class Reflection {
 		 * @param target - the target object, or NULL for a static field.
 		 * @param value - the new value of the field.
 		 */
-		public void set(Object target, Object value);
+		void set(Object target, Object value);
 
 		/**
 		 * Determine if the given object has this field.
@@ -70,16 +71,16 @@ public final class Reflection {
 		 * @param target - the object to test.
 		 * @return TRUE if it does, FALSE otherwise.
 		 */
-		public boolean hasField(Object target);
+		boolean hasField(Object target);
 	}
 
 	// Deduce the net.minecraft.server.v* package
-	private static String OBC_PREFIX = Bukkit.getServer().getClass().getPackage().getName();
+	private static final String OBC_PREFIX = Bukkit.getServer().getClass().getPackage().getName();
-	private static String NMS_PREFIX = OBC_PREFIX.replace("org.bukkit.craftbukkit", "net.minecraft.server");
+	private static final String NMS_PREFIX = OBC_PREFIX.replace("org.bukkit.craftbukkit", "net.minecraft.server");
-	private static String VERSION = OBC_PREFIX.replace("org.bukkit.craftbukkit", "").replace(".", "");
+	private static final String VERSION = OBC_PREFIX.replace("org.bukkit.craftbukkit", "").replace(".", "");
 
 	// Variable replacement
-	private static Pattern MATCH_VARIABLE = Pattern.compile("\\{([^\\}]+)\\}");
+	private static final Pattern MATCH_VARIABLE = Pattern.compile("\\{([^\\}]+)\\}");
 
 	private Reflection() {
 		// Seal class
@@ -148,7 +149,7 @@ public final class Reflection {
 						try {
 							return (T) field.get(target);
 						} catch (IllegalAccessException e) {
-							throw new RuntimeException("Cannot access reflection.", e);
+							throw new IllegalArgumentException("Cannot access reflection.", e);
 						}
 					}
 
@@ -157,7 +158,7 @@ public final class Reflection {
 						try {
 							field.set(target, value);
 						} catch (IllegalAccessException e) {
-							throw new RuntimeException("Cannot access reflection.", e);
+							throw new IllegalArgumentException("Cannot access reflection.", e);
 						}
 					}
 
@@ -220,17 +221,12 @@ public final class Reflection {
 					&& Arrays.equals(method.getParameterTypes(), params)) {
 				method.setAccessible(true);
 
-				return new MethodInvoker() {
+				return (target, arguments) -> {
-
+					try {
-					@Override
+						return method.invoke(target, arguments);
-					public Object invoke(Object target, Object... arguments) {
+					} catch (Exception e) {
-						try {
+						throw new IllegalArgumentException("Cannot invoke method " + method, e);
-							return method.invoke(target, arguments);
-						} catch (Exception e) {
-							throw new RuntimeException("Cannot invoke method " + method, e);
-						}
 					}
-
 				};
 			}
 		}
@@ -267,17 +263,12 @@ public final class Reflection {
 			if (Arrays.equals(constructor.getParameterTypes(), params)) {
 				constructor.setAccessible(true);
 
-				return new ConstructorInvoker() {
+				return arguments -> {
-
+					try {
-					@Override
+						return constructor.newInstance(arguments);
-					public Object invoke(Object... arguments) {
+					} catch (Exception e) {
-						try {
+						throw new IllegalArgumentException("Cannot invoke constructor " + constructor, e);
-							return constructor.newInstance(arguments);
-						} catch (Exception e) {
-							throw new RuntimeException("Cannot invoke constructor " + constructor, e);
-						}
 					}
-
 				};
 			}
 		}
@@ -290,8 +281,7 @@ public final class Reflection {
 	 * <p>
 	 * This is useful when looking up fields by a NMS or OBC type.
 	 * <p>
-	 * 
+	 *
-	 * @see {@link #getClass()} for more information.
 	 * @param lookupName - the class name with variables.
 	 * @return The class.
 	 */
@@ -330,40 +320,10 @@ public final class Reflection {
 	 * @throws IllegalArgumentException If a variable or class could not be found.
 	 */
 	public static Class<?> getClass(String lookupName) {
-		return getCanonicalClass(expandVariables(lookupName));
-	}
-
-	/**
-	 * Retrieve a class in the net.minecraft.server.VERSION.* package.
-	 * 
-	 * @param name - the name of the class, excluding the package.
-	 * @throws IllegalArgumentException If the class doesn't exist.
-	 */
-	public static Class<?> getMinecraftClass(String name) {
-		return getCanonicalClass(NMS_PREFIX + "." + name);
-	}
-
-	/**
-	 * Retrieve a class in the org.bukkit.craftbukkit.VERSION.* package.
-	 * 
-	 * @param name - the name of the class, excluding the package.
-	 * @throws IllegalArgumentException If the class doesn't exist.
-	 */
-	public static Class<?> getCraftBukkitClass(String name) {
-		return getCanonicalClass(OBC_PREFIX + "." + name);
-	}
-
-	/**
-	 * Retrieve a class by its canonical name.
-	 * 
-	 * @param canonicalName - the canonical name.
-	 * @return The class.
-	 */
-	private static Class<?> getCanonicalClass(String canonicalName) {
 		try {
-			return Class.forName(canonicalName);
+			return Class.forName(expandVariables(lookupName));
 		} catch (ClassNotFoundException e) {
-			throw new IllegalArgumentException("Cannot find " + canonicalName, e);
+			throw new IllegalArgumentException("Cannot find " + expandVariables(lookupName), e);
 		}
 	}
 
@@ -379,14 +339,17 @@ public final class Reflection {
 
 		while (matcher.find()) {
 			String variable = matcher.group(1);
-			String replacement = "";
+			String replacement;
 
 			// Expand all detected variables
-			if ("nms".equalsIgnoreCase(variable))
+			if (variable.startsWith("nms")) {
-				replacement = NMS_PREFIX;
+				if(Core.getVersion() >= 17)
-			else if ("obc".equalsIgnoreCase(variable))
+					replacement = "net.minecraft" + variable.substring(3);
+				else
+					replacement = NMS_PREFIX;
+			} else if ("obc".equals(variable))
 				replacement = OBC_PREFIX;
-			else if ("version".equalsIgnoreCase(variable))
+			else if ("version".equals(variable))
 				replacement = VERSION;
 			else
 				throw new IllegalArgumentException("Unknown variable: " + variable);
@@ -401,6 +364,7 @@ public final class Reflection {
 		return output.toString();
 	}
 
+	@SuppressWarnings("deprecation")
 	public static Object newInstance(Class<?> clazz) {
 		try {
 			return clazz.newInstance();

SpigotCore_Main/src/com/comphenix/tinyprotocol/TinyProtocol.java

@@ -5,6 +5,7 @@ import com.comphenix.tinyprotocol.Reflection.MethodInvoker;
 import com.google.common.collect.Lists;
 import com.google.common.collect.MapMaker;
 import com.mojang.authlib.GameProfile;
+import de.steamwar.core.Core;
 import io.netty.channel.*;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
@@ -28,72 +29,88 @@ import java.util.logging.Level;
  * 
  * @author Kristian
  */
-public abstract class TinyProtocol {
+public class TinyProtocol {
 	private static final AtomicInteger ID = new AtomicInteger(0);
 
 	// Used in order to lookup a channel
 	private static final MethodInvoker getPlayerHandle = Reflection.getMethod("{obc}.entity.CraftPlayer", "getHandle");
-	private static final FieldAccessor<Object> getConnection = Reflection.getField("{nms}.EntityPlayer", "playerConnection", Object.class);
+	private static final Class<Object> playerConnection = Reflection.getUntypedClass("{nms.server.network}.PlayerConnection");
-	private static final FieldAccessor<Object> getManager = Reflection.getField("{nms}.PlayerConnection", "networkManager", Object.class);
+	private static final FieldAccessor<Object> getConnection = Reflection.getField("{nms.server.level}.EntityPlayer", playerConnection, 0);
-	private static final FieldAccessor<Channel> getChannel = Reflection.getField("{nms}.NetworkManager", Channel.class, 0);
+	private static final Class<Object> networkManager = Reflection.getUntypedClass("{nms.network}.NetworkManager");
+	private static final FieldAccessor<Object> getManager = Reflection.getField(playerConnection, networkManager, 0);
+	private static final FieldAccessor<Channel> getChannel = Reflection.getField(networkManager, Channel.class, 0);
 
 	// Looking up ServerConnection
-	private static final Class<Object> minecraftServerClass = Reflection.getUntypedClass("{nms}.MinecraftServer");
+	private static final Class<Object> minecraftServerClass = Reflection.getUntypedClass("{nms.server}.MinecraftServer");
-	private static final Class<Object> serverConnectionClass = Reflection.getUntypedClass("{nms}.ServerConnection");
+	private static final Class<Object> serverConnectionClass = Reflection.getUntypedClass("{nms.server.network}.ServerConnection");
 	private static final FieldAccessor<Object> getMinecraftServer = Reflection.getField("{obc}.CraftServer", minecraftServerClass, 0);
 	private static final FieldAccessor<Object> getServerConnection = Reflection.getField(minecraftServerClass, serverConnectionClass, 0);
-	private static final MethodInvoker getNetworkMarkers;
+	private static final FieldAccessor<Collection> getNetworkMarkers = Reflection.getField(serverConnectionClass, Collection.class, 1);
-	static {
-		MethodInvoker networkMarkers;
-		try {
-			networkMarkers = Reflection.getTypedMethod(serverConnectionClass, null, List.class, serverConnectionClass);
-		} catch (IllegalStateException e) { // Paper, wtf why.
-			networkMarkers = Reflection.getTypedMethod(serverConnectionClass, null, Queue.class, serverConnectionClass);
-		}
-		getNetworkMarkers = networkMarkers;
-	}
 
 	// Packets we have to intercept
-	private static final Class<?> PACKET_LOGIN_IN_START = Reflection.getMinecraftClass("PacketLoginInStart");
+	private static final Class<?> PACKET_LOGIN_IN_START = Reflection.getClass("{nms.network.protocol.login}.PacketLoginInStart");
 	private static final FieldAccessor<GameProfile> getGameProfile = Reflection.getField(PACKET_LOGIN_IN_START, GameProfile.class, 0);
 
 	// Speedup channel lookup
-	private Map<String, Channel> channelLookup = new MapMaker().weakValues().makeMap();
+	private final Map<String, Channel> channelLookup = new MapMaker().weakValues().makeMap();
-	private Listener listener;
+	private final Listener listener;
 
 	// Channels that have already been removed
-	private Set<Channel> uninjectedChannels = Collections.newSetFromMap(new MapMaker().weakKeys().<Channel, Boolean>makeMap());
+	private final Set<Channel> uninjectedChannels = Collections.newSetFromMap(new MapMaker().weakKeys().<Channel, Boolean>makeMap());
 
 	// List of network markers
 	private Collection<Object> networkManagers;
 
 	// Injected channel handlers
-	private List<Channel> serverChannels = Lists.newArrayList();
+	private final List<Channel> serverChannels = Lists.newArrayList();
 	private ChannelInboundHandlerAdapter serverChannelHandler;
 	private ChannelInitializer<Channel> beginInitProtocol;
 	private ChannelInitializer<Channel> endInitProtocol;
 
 	// Current handler name
-	private String handlerName;
+	private final String handlerName;
+	private volatile boolean closed;
+	private final Plugin plugin;
 
-	protected volatile boolean closed;
+	private PacketFilter inFilter = (player, channel, packet) -> packet;
-	protected Plugin plugin;
+	private PacketFilter outFilter = (player, channel, packet) -> packet;
+
+	public static final TinyProtocol instance = new TinyProtocol(Core.getInstance());
+
+	public static void init() {
+		//enforce init
+	}
 
-	/**
-	 * Construct a new instance of TinyProtocol, and start intercepting packets for all connected clients and future clients.
-	 * <p>
-	 * You can construct multiple instances per plugin.
-	 * 
-	 * @param plugin - the plugin.
-	 */
 	public TinyProtocol(final Plugin plugin) {
 		this.plugin = plugin;
 
 		// Compute handler name
-		this.handlerName = getHandlerName();
+		this.handlerName = "tiny-" + plugin.getName() + "-" + ID.incrementAndGet();
 
 		// Prepare existing players
-		registerBukkitEvents();
+		listener = new Listener() {
+
+			@EventHandler(priority = EventPriority.LOWEST)
+			public void onPlayerLogin(PlayerLoginEvent e) {
+				if (closed)
+					return;
+
+				Channel channel = getChannel(e.getPlayer());
+
+				// Don't inject players that have been explicitly uninjected
+				if (!uninjectedChannels.contains(channel)) {
+					injectPlayer(e.getPlayer());
+				}
+			}
+
+			@EventHandler
+			public void onPluginDisable(PluginDisableEvent e) {
+				if (e.getPlugin().equals(plugin)) {
+					close();
+				}
+			}
+		};
+		plugin.getServer().getPluginManager().registerEvents(listener, plugin);
 
 		try {
 			registerChannelHandler();
@@ -158,37 +175,6 @@ public abstract class TinyProtocol {
 		};
 	}
 
-	/**
-	 * Register bukkit events.
-	 */
-	private void registerBukkitEvents() {
-		listener = new Listener() {
-
-			@EventHandler(priority = EventPriority.LOWEST)
-			public final void onPlayerLogin(PlayerLoginEvent e) {
-				if (closed)
-					return;
-
-				Channel channel = getChannel(e.getPlayer());
-
-				// Don't inject players that have been explicitly uninjected
-				if (!uninjectedChannels.contains(channel)) {
-					injectPlayer(e.getPlayer());
-				}
-			}
-
-			@EventHandler
-			public final void onPluginDisable(PluginDisableEvent e) {
-				if (e.getPlugin().equals(plugin)) {
-					close();
-				}
-			}
-
-		};
-
-		plugin.getServer().getPluginManager().registerEvents(listener, plugin);
-	}
-
 	@SuppressWarnings("unchecked")
 	private void registerChannelHandler() {
 		Object mcServer = getMinecraftServer.get(Bukkit.getServer());
@@ -196,7 +182,7 @@ public abstract class TinyProtocol {
 		boolean looking = true;
 
 		// We need to synchronize against this list
-		networkManagers = (Collection<Object>) getNetworkMarkers.invoke(null, serverConnection);
+		networkManagers = getNetworkMarkers.get(serverConnection);
 		createServerChannelHandler();
 
 		// Find the correct list, or implicitly throw an exception
@@ -204,7 +190,7 @@ public abstract class TinyProtocol {
 			List<Object> list = Reflection.getField(serverConnection.getClass(), List.class, i).get(serverConnection);
 
 			for (Object item : list) {
-				if (!ChannelFuture.class.isInstance(item))
+				if (!(item instanceof ChannelFuture))
 					break;
 
 				// Channel future that contains the server connection
@@ -225,17 +211,12 @@ public abstract class TinyProtocol {
 			final ChannelPipeline pipeline = serverChannel.pipeline();
 
 			// Remove channel handler
-			serverChannel.eventLoop().execute(new Runnable() {
+			serverChannel.eventLoop().execute(() -> {
-
+				try {
-				@Override
+					pipeline.remove(serverChannelHandler);
-				public void run() {
+				} catch (NoSuchElementException e) {
-					try {
+					// That's fine
-						pipeline.remove(serverChannelHandler);
-					} catch (NoSuchElementException e) {
-						// That's fine
-					}
 				}
-
 			});
 		}
 	}
@@ -246,120 +227,46 @@ public abstract class TinyProtocol {
 		}
 	}
 
-	/**
-	 * Invoked when the server is starting to send a packet to a player.
-	 * <p>
-	 * Note that this is not executed on the main thread.
-	 * 
-	 * @param receiver - the receiving player, NULL for early login/status packets.
-	 * @param channel - the channel that received the packet. Never NULL.
-	 * @param packet - the packet being sent.
-	 * @return The packet to send instead, or NULL to cancel the transmission.
-	 */
 	public Object onPacketOutAsync(Player receiver, Channel channel, Object packet) {
-		return packet;
+		return outFilter.onPacket(receiver, channel, packet);
 	}
 
-	/**
-	 * Invoked when the server has received a packet from a given player.
-	 * <p>
-	 * Use {@link Channel#remoteAddress()} to get the remote address of the client.
-	 * 
-	 * @param sender - the player that sent the packet, NULL for early login/status packets.
-	 * @param channel - channel that received the packet. Never NULL.
-	 * @param packet - the packet being received.
-	 * @return The packet to recieve instead, or NULL to cancel.
-	 */
 	public Object onPacketInAsync(Player sender, Channel channel, Object packet) {
-		return packet;
+		return inFilter.onPacket(sender, channel, packet);
+	}
+
+	public void setInFilter(PacketFilter filter) {
+		inFilter = filter;
+	}
+
+	public void setOutFilter(PacketFilter filter) {
+		outFilter = filter;
 	}
 
-	/**
-	 * Send a packet to a particular player.
-	 * <p>
-	 * Note that {@link #onPacketOutAsync(Player, Channel, Object)} will be invoked with this packet.
-	 * 
-	 * @param player - the destination player.
-	 * @param packet - the packet to send.
-	 */
 	public void sendPacket(Player player, Object packet) {
 		sendPacket(getChannel(player), packet);
 	}
 
-	/**
-	 * Send a packet to a particular client.
-	 * <p>
-	 * Note that {@link #onPacketOutAsync(Player, Channel, Object)} will be invoked with this packet.
-	 * 
-	 * @param channel - client identified by a channel.
-	 * @param packet - the packet to send.
-	 */
 	public void sendPacket(Channel channel, Object packet) {
 		channel.pipeline().writeAndFlush(packet);
 	}
 
-	/**
-	 * Pretend that a given packet has been received from a player.
-	 * <p>
-	 * Note that {@link #onPacketInAsync(Player, Channel, Object)} will be invoked with this packet.
-	 * 
-	 * @param player - the player that sent the packet.
-	 * @param packet - the packet that will be received by the server.
-	 */
 	public void receivePacket(Player player, Object packet) {
 		receivePacket(getChannel(player), packet);
 	}
 
-	/**
-	 * Pretend that a given packet has been received from a given client.
-	 * <p>
-	 * Note that {@link #onPacketInAsync(Player, Channel, Object)} will be invoked with this packet.
-	 * 
-	 * @param channel - client identified by a channel.
-	 * @param packet - the packet that will be received by the server.
-	 */
 	public void receivePacket(Channel channel, Object packet) {
 		channel.pipeline().context("encoder").fireChannelRead(packet);
 	}
 
-	/**
-	 * Retrieve the name of the channel injector, default implementation is "tiny-" + plugin name + "-" + a unique ID.
-	 * <p>
-	 * Note that this method will only be invoked once. It is no longer necessary to override this to support multiple instances.
-	 * 
-	 * @return A unique channel handler name.
-	 */
-	protected String getHandlerName() {
-		return "tiny-" + plugin.getName() + "-" + ID.incrementAndGet();
-	}
-
-	/**
-	 * Add a custom channel handler to the given player's channel pipeline, allowing us to intercept sent and received packets.
-	 * <p>
-	 * This will automatically be called when a player has logged in.
-	 * 
-	 * @param player - the player to inject.
-	 */
 	public void injectPlayer(Player player) {
 		injectChannelInternal(getChannel(player)).player = player;
 	}
 
-	/**
-	 * Add a custom channel handler to the given channel.
-	 * 
-	 * @param channel - the channel to inject.
-	 * @return The intercepted channel, or NULL if it has already been injected.
-	 */
 	public void injectChannel(Channel channel) {
 		injectChannelInternal(channel);
 	}
 
-	/**
-	 * Add a custom channel handler to the given channel.
-	 * 
-	 * @param channel - the channel to inject.
-	 * @return The packet interceptor.
-	 */
 	private PacketInterceptor injectChannelInternal(Channel channel) {
 		try {
 			PacketInterceptor interceptor = (PacketInterceptor) channel.pipeline().get(handlerName);
@@ -378,12 +285,6 @@ public abstract class TinyProtocol {
 		}
 	}
 
-	/**
-	 * Retrieve the Netty channel associated with a player. This is cached.
-	 * 
-	 * @param player - the player.
-	 * @return The Netty channel.
-	 */
 	public Channel getChannel(Player player) {
 		Channel channel = channelLookup.get(player.getName());
 
@@ -398,22 +299,10 @@ public abstract class TinyProtocol {
 		return channel;
 	}
 
-	/**
-	 * Uninject a specific player.
-	 * 
-	 * @param player - the injected player.
-	 */
 	public void uninjectPlayer(Player player) {
 		uninjectChannel(getChannel(player));
 	}
 
-	/**
-	 * Uninject a specific channel.
-	 * <p>
-	 * This will also disable the automatic channel injection that occurs when a player has properly logged in.
-	 * 
-	 * @param channel - the injected channel.
-	 */
 	public void uninjectChannel(final Channel channel) {
 		// No need to guard against this if we're closing
 		if (!closed) {
@@ -421,39 +310,23 @@ public abstract class TinyProtocol {
 		}
 
 		// See ChannelInjector in ProtocolLib, line 590
-		channel.eventLoop().execute(new Runnable() {
+		channel.eventLoop().execute(() -> {
-
+			try {
-			@Override
-			public void run() {
 				channel.pipeline().remove(handlerName);
+			} catch (NoSuchElementException e) {
+				// ignore
 			}
-
 		});
 	}
 
-	/**
-	 * Determine if the given player has been injected by TinyProtocol.
-	 * 
-	 * @param player - the player.
-	 * @return TRUE if it is, FALSE otherwise.
-	 */
 	public boolean hasInjected(Player player) {
 		return hasInjected(getChannel(player));
 	}
 
-	/**
-	 * Determine if the given channel has been injected by TinyProtocol.
-	 * 
-	 * @param channel - the channel.
-	 * @return TRUE if it is, FALSE otherwise.
-	 */
 	public boolean hasInjected(Channel channel) {
 		return channel.pipeline().get(handlerName) != null;
 	}
 
-	/**
-	 * Cease listening for packets. This is called automatically when your plugin is disabled.
-	 */
 	public final void close() {
 		if (!closed) {
 			closed = true;
@@ -469,11 +342,10 @@ public abstract class TinyProtocol {
 		}
 	}
 
-	/**
+	public interface PacketFilter {
-	 * Channel handler that is inserted into the player's channel pipeline, allowing us to intercept sent and received packets.
+		Object onPacket(Player player, Channel channel, Object packet);
-	 * 
+	}
-	 * @author Kristian
+
-	 */
 	private final class PacketInterceptor extends ChannelDuplexHandler {
 		// Updated by the login event
 		public volatile Player player;

SpigotCore_Main/src/de/steamwar/command/CommandFrameworkException.java

@@ -0,0 +1,76 @@
+/*
+ * 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.command;
+
+import java.io.PrintStream;
+import java.io.PrintWriter;
+import java.lang.reflect.InvocationTargetException;
+
+public class CommandFrameworkException extends RuntimeException {
+
+    private InvocationTargetException invocationTargetException;
+    private String alias;
+    private String[] args;
+
+    private String message;
+
+    CommandFrameworkException(InvocationTargetException invocationTargetException, String alias, String[] args) {
+        super(invocationTargetException);
+        this.invocationTargetException = invocationTargetException;
+        this.alias = alias;
+        this.args = args;
+    }
+
+    public synchronized String getBuildStackTrace() {
+        if (message != null) {
+            return message;
+        }
+        StackTraceElement[] stackTraceElements = invocationTargetException.getCause().getStackTrace();
+        StringBuilder st = new StringBuilder();
+        st.append(invocationTargetException.getCause().getClass().getTypeName());
+        if (invocationTargetException.getCause().getMessage() != null) {
+            st.append(": ").append(invocationTargetException.getCause().getMessage());
+        }
+        st.append("\n");
+        if (alias != null && !alias.isEmpty()) {
+            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;
+    }
+
+    @Override
+    public void printStackTrace() {
+        printStackTrace(System.err);
+    }
+
+    @Override
+    public void printStackTrace(PrintStream s) {
+        s.print(getBuildStackTrace());
+    }
+
+    @Override
+    public void printStackTrace(PrintWriter s) {
+        s.print(getBuildStackTrace());
+    }
+}

SpigotCore_Main/src/de/steamwar/command/CommandNoHelpException.java

@@ -21,6 +21,5 @@ package de.steamwar.command;
 
 class CommandNoHelpException extends RuntimeException {
     
-    CommandNoHelpException() {
+    CommandNoHelpException() {}
-    }
 }

SpigotCore_Main/src/de/steamwar/command/CommandParseException.java

@@ -19,7 +19,7 @@
 
 package de.steamwar.command;
 
-public class CommandParseException extends Exception {
+public class CommandParseException extends RuntimeException {
 
     public CommandParseException() {
     }

SpigotCore_Main/src/de/steamwar/command/CommandPart.java

@@ -0,0 +1,217 @@
+/*
+ * 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.command;
+
+import lombok.AllArgsConstructor;
+import lombok.Setter;
+import lombok.ToString;
+import org.bukkit.command.CommandSender;
+
+import java.lang.reflect.Array;
+import java.util.Arrays;
+import java.util.List;
+
+@ToString
+public class CommandPart {
+    private static final String[] EMPTY_ARRAY = new String[0];
+
+    @AllArgsConstructor
+    private static class CheckArgumentResult {
+        private final boolean success;
+        private final Object value;
+    }
+
+    private TypeMapper<?> typeMapper;
+    private GuardChecker guard;
+    private Class<?> varArgType;
+    private String optional;
+    private GuardCheckType guardCheckType;
+
+    private CommandPart next = null;
+
+    @Setter
+    private boolean ignoreAsArgument = false;
+
+    public CommandPart(TypeMapper<?> typeMapper, GuardChecker guard, Class<?> varArgType, String optional, GuardCheckType guardCheckType) {
+        this.typeMapper = typeMapper;
+        this.guard = guard;
+        this.varArgType = varArgType;
+        this.optional = optional;
+        this.guardCheckType = guardCheckType;
+
+        validatePart();
+    }
+
+    public void setNext(CommandPart next) {
+        if (varArgType != null) {
+            throw new IllegalArgumentException("There can't be a next part if this is a vararg part!");
+        }
+        this.next = next;
+    }
+
+    private void validatePart() {
+        if (guardCheckType == GuardCheckType.TAB_COMPLETE) {
+            throw new IllegalArgumentException("Tab complete is not allowed as a guard check type!");
+        }
+        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!");
+            }
+        }
+    }
+
+    public void generateArgumentArray(List<Object> current, CommandSender commandSender, String[] args, int startIndex) {
+        if (varArgType != null) {
+            Object array = Array.newInstance(varArgType, args.length - startIndex);
+            for (int i = startIndex; i < args.length; i++) {
+                CheckArgumentResult validArgument = checkArgument(null, commandSender, args, i);
+                if (!validArgument.success) {
+                    throw new CommandParseException();
+                }
+                Array.set(array, i - startIndex, validArgument.value);
+            }
+            current.add(array);
+            return;
+        }
+
+        CheckArgumentResult validArgument = checkArgument(null, commandSender, args, startIndex);
+        if (!validArgument.success && optional == null) {
+            throw new CommandParseException();
+        }
+        if (!validArgument.success) {
+            if (!ignoreAsArgument) {
+                current.add(typeMapper.map(commandSender, EMPTY_ARRAY, optional));
+            }
+            if (next != null) {
+                next.generateArgumentArray(current, commandSender, args, startIndex);
+            }
+            return;
+        }
+        if (!ignoreAsArgument) {
+            current.add(validArgument.value);
+        }
+        if (next != null) {
+            next.generateArgumentArray(current, commandSender, args, startIndex + 1);
+        }
+    }
+
+    public boolean guardCheck(CommandSender commandSender, String[] args, int startIndex) {
+        if (varArgType != null) {
+            for (int i = startIndex; i < args.length; i++) {
+                GuardResult guardResult = checkGuard(guardCheckType, commandSender, args, i);
+                if (guardResult == GuardResult.DENIED) {
+                    throw new CommandNoHelpException();
+                }
+                if (guardResult == GuardResult.DENIED_WITH_HELP) {
+                    return false;
+                }
+            }
+            return true;
+        }
+
+        GuardResult guardResult = checkGuard(guardCheckType, commandSender, args, startIndex);
+        if (guardResult == GuardResult.DENIED) {
+            if (optional != null && next != null) {
+                return next.guardCheck(commandSender, args, startIndex);
+            }
+            throw new CommandNoHelpException();
+        }
+        if (guardResult == GuardResult.DENIED_WITH_HELP) {
+            if (optional != null && next != null) {
+                return next.guardCheck(commandSender, args, startIndex);
+            }
+            return false;
+        }
+        if (next != null) {
+            return next.guardCheck(commandSender, args, startIndex + 1);
+        }
+        return true;
+    }
+
+    public void generateTabComplete(List<String> current, CommandSender commandSender, String[] args, int startIndex) {
+        if (varArgType != null) {
+            for (int i = startIndex; i < args.length - 1; i++) {
+                CheckArgumentResult validArgument = checkArgument(null, commandSender, args, i);
+                if (!validArgument.success) {
+                    return;
+                }
+            }
+            List<String> strings = typeMapper.tabCompletes(commandSender, Arrays.copyOf(args, args.length - 1), args[args.length - 1]);
+            if (strings != null) {
+                current.addAll(strings);
+            }
+            return;
+        }
+
+        if (args.length - 1 > startIndex) {
+            CheckArgumentResult checkArgumentResult = checkArgument(GuardCheckType.TAB_COMPLETE, commandSender, args, startIndex);
+            if (checkArgumentResult.success && next != null) {
+                next.generateTabComplete(current, commandSender, args, startIndex + 1);
+                return;
+            }
+            if (optional != null && next != null) {
+                next.generateTabComplete(current, commandSender, args, startIndex);
+            }
+            return;
+        }
+
+        List<String> strings = typeMapper.tabCompletes(commandSender, Arrays.copyOf(args, startIndex), args[startIndex]);
+        if (strings != null) {
+            current.addAll(strings);
+        }
+        if (optional != null && next != null) {
+            next.generateTabComplete(current, commandSender, args, startIndex);
+        }
+    }
+
+    private CheckArgumentResult checkArgument(GuardCheckType guardCheckType, CommandSender commandSender, String[] args, int index) {
+        try {
+            Object value = typeMapper.map(commandSender, Arrays.copyOf(args, index), args[index]);
+            if (value == null) {
+                return new CheckArgumentResult(false, null);
+            }
+            GuardResult guardResult = checkGuard(guardCheckType, commandSender, 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);
+        }
+    }
+
+    private GuardResult checkGuard(GuardCheckType guardCheckType, CommandSender commandSender, String[] args, int index) {
+        if (guard != null && guardCheckType != null) {
+            return guard.guard(commandSender, guardCheckType, Arrays.copyOf(args, index), args[index]);
+        }
+        return GuardResult.ALLOWED;
+    }
+}

SpigotCore_Main/src/de/steamwar/command/CommandRegistering.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.command;
+
+import lombok.experimental.UtilityClass;
+import org.bukkit.Bukkit;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandMap;
+import org.bukkit.command.SimpleCommandMap;
+
+import java.lang.reflect.Field;
+import java.util.Map;
+
+@UtilityClass
+class CommandRegistering {
+
+    private static final CommandMap commandMap;
+    private static final Map<String, Command> knownCommandMap;
+
+    static {
+        try {
+            final Field commandMapField = Bukkit.getServer().getClass().getDeclaredField("commandMap");
+            commandMapField.setAccessible(true);
+            commandMap = (CommandMap) commandMapField.get(Bukkit.getServer());
+        } catch (NoSuchFieldException | IllegalAccessException exception) {
+            Bukkit.shutdown();
+            throw new SecurityException("Oh shit. Commands cannot be registered.", exception);
+        }
+        try {
+            final Field knownCommandsField = SimpleCommandMap.class.getDeclaredField("knownCommands");
+            knownCommandsField.setAccessible(true);
+            knownCommandMap = (Map<String, Command>) knownCommandsField.get(commandMap);
+        } catch (NoSuchFieldException | IllegalAccessException exception) {
+            Bukkit.shutdown();
+            throw new SecurityException("Oh shit. Commands cannot be registered.", exception);
+        }
+    }
+
+    static void unregister(Command command) {
+        knownCommandMap.remove(command.getName());
+        command.getAliases().forEach(knownCommandMap::remove);
+        command.unregister(commandMap);
+    }
+
+    static void register(Command command) {
+        commandMap.register("steamwar", command);
+    }
+}

SpigotCore_Main/src/de/steamwar/command/SWCommand.java

@@ -61,13 +61,7 @@ public abstract class SWCommand {
                 if (!initialized) {
                     createMapping();
                 }
-                try {
+                SWCommand.this.execute(sender, alias, args);
-                    if (!commandList.stream().anyMatch(s -> s.invoke(sender, args))) {
-                        commandHelpList.stream().anyMatch(s -> s.invoke(sender, args));
-                    }
-                } catch (CommandNoHelpException e) {
-                    // Ignored
-                }
                 return false;
             }
 
@@ -76,20 +70,57 @@ public abstract class SWCommand {
                 if (!initialized) {
                     createMapping();
                 }
-                String string = args[args.length - 1].toLowerCase();
+                return SWCommand.this.tabComplete(sender, alias, args);
-                return commandList.stream()
-                        .map(s -> s.tabComplete(sender, args))
-                        .filter(Objects::nonNull)
-                        .flatMap(Collection::stream)
-                        .filter(s -> !s.isEmpty())
-                        .filter(s -> s.toLowerCase().startsWith(string))
-                        .collect(Collectors.toList());
             }
         };
         unregister();
         register();
     }
 
+    // This is used for the tests!
+    SWCommand(boolean noRegister, String command, String... aliases) {
+        this.command = new Command(command, "", "/" + command, Arrays.asList(aliases)) {
+            @Override
+            public boolean execute(CommandSender sender, String alias, String[] args) {
+                SWCommand.this.execute(sender, alias, args);
+                return false;
+            }
+
+            @Override
+            public List<String> tabComplete(CommandSender sender, String alias, String[] args) throws IllegalArgumentException {
+                return SWCommand.this.tabComplete(sender, alias, args);
+            }
+        };
+        createMapping();
+    }
+
+    void execute(CommandSender sender, String alias, String[] args) {
+        try {
+            if (!commandList.stream().anyMatch(s -> s.invoke(sender, alias, args))) {
+                commandHelpList.stream().anyMatch(s -> s.invoke(sender, alias, args));
+            }
+        } catch (CommandNoHelpException e) {
+            // Ignored
+        } catch (CommandFrameworkException e) {
+            if (Bukkit.getServer() != null) {
+                Bukkit.getLogger().log(Level.SEVERE, "", e);
+            }
+            throw e;
+        }
+    }
+
+    List<String> tabComplete(CommandSender sender, String alias, String[] args) throws IllegalArgumentException {
+        String string = args[args.length - 1].toLowerCase();
+        return commandList.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))
+                .collect(Collectors.toList());
+    }
+
     private synchronized void createMapping() {
         List<Method> methods = methods();
         for (Method method : methods) {
@@ -118,7 +149,7 @@ public abstract class SWCommand {
                     Bukkit.getLogger().log(Level.WARNING, () -> "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<>(), localGuardChecker, true, null));
+                commandHelpList.add(new SubCommand(this, method, anno.value(), new HashMap<>(), localGuardChecker, true, null, anno.noTabComplete()));
             });
         }
         for (Method method : methods) {
@@ -140,7 +171,7 @@ public abstract class SWCommand {
                         return;
                     }
                 }
-                commandList.add(new SubCommand(this, method, anno.value(), localTypeMapper, localGuardChecker, false, anno.description()));
+                commandList.add(new SubCommand(this, method, anno.value(), localTypeMapper, localGuardChecker, false, anno.description(), anno.noTabComplete()));
             });
 
             this.commandList.sort((o1, o2) -> {
@@ -148,8 +179,7 @@ public abstract class SWCommand {
                 if (compare != 0) {
                     return compare;
                 } else {
-                    return Integer.compare(o1.varArgType != null ? Integer.MAX_VALUE : o1.arguments.length,
+                    return Integer.compare(o1.comparableValue, o2.comparableValue);
-                            o2.varArgType != null ? Integer.MAX_VALUE : o2.arguments.length);
                 }
             });
             commandHelpList.sort((o1, o2) -> {
@@ -218,13 +248,11 @@ public abstract class SWCommand {
     }
 
     public void unregister() {
-        SWCommandUtils.knownCommandMap.remove(command.getName());
+        CommandRegistering.unregister(command);
-        command.getAliases().forEach(SWCommandUtils.knownCommandMap::remove);
-        command.unregister(SWCommandUtils.commandMap);
     }
 
     public void register() {
-        SWCommandUtils.commandMap.register("steamwar", this.command);
+        CommandRegistering.register(command);
     }
 
     @Register(help = true)
@@ -287,6 +315,8 @@ public abstract class SWCommand {
 
         String[] description() default {};
 
+        boolean noTabComplete() default false;
+
         @Retention(RetentionPolicy.RUNTIME)
         @Target({ElementType.METHOD})
         @interface Registeres {
@@ -325,4 +355,29 @@ public abstract class SWCommand {
 
         boolean local() default false;
     }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    protected @interface StaticValue {
+        String[] value();
+
+        /**
+         * This is the short form for 'allowImplicitSwitchExpressions'
+         * 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}
+         * for the first index and {@code true} for the second index.
+         */
+        boolean allowISE() default false;
+    }
+
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target({ElementType.PARAMETER})
+    protected @interface OptionalValue {
+        /**
+         * Will pe parsed against the TypeMapper specified by the parameter or annotation.
+         */
+        String value();
+    }
 }

SpigotCore_Main/src/de/steamwar/command/SWCommandUtils.java

@@ -19,20 +19,17 @@
 
 package de.steamwar.command;
 
+import de.steamwar.sql.BauweltMember;
 import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SteamwarUser;
 import org.bukkit.Bukkit;
 import org.bukkit.GameMode;
-import org.bukkit.command.Command;
-import org.bukkit.command.CommandMap;
 import org.bukkit.command.CommandSender;
-import org.bukkit.command.SimpleCommandMap;
 import org.bukkit.entity.Player;
 
 import java.lang.annotation.Annotation;
-import java.lang.reflect.Array;
-import java.lang.reflect.Field;
 import java.lang.reflect.Method;
+import java.lang.reflect.Parameter;
 import java.util.*;
 import java.util.function.BiFunction;
 import java.util.function.Function;
@@ -47,15 +44,6 @@ public class SWCommandUtils {
     static final Map<String, TypeMapper<?>> MAPPER_FUNCTIONS = new HashMap<>();
     static final Map<String, GuardChecker> GUARD_FUNCTIONS = new HashMap<>();
 
-    static final TypeMapper<?> ERROR_FUNCTION = createMapper(s -> {
-        throw new SecurityException();
-    }, s -> Collections.emptyList());
-
-    static final BiFunction<Class<Enum<?>>, String, Enum<?>> ENUM_MAPPER = (enumClass, s) -> {
-        Enum<?>[] enums = enumClass.getEnumConstants();
-        return Arrays.stream(enums).filter(e -> e.name().equalsIgnoreCase(s)).findFirst().orElse(null);
-    };
-
     static {
         addMapper(boolean.class, Boolean.class, createMapper(Boolean::parseBoolean, s -> Arrays.asList("true", "false")));
         addMapper(float.class, Float.class, createMapper(numberMapper(Float::parseFloat), numberCompleter(Float::parseFloat)));
@@ -75,13 +63,39 @@ public class SWCommandUtils {
         MAPPER_FUNCTIONS.put(SteamwarUser.class.getTypeName(), createMapper(SteamwarUser::get, s -> Bukkit.getOnlinePlayers().stream().map(Player::getName).collect(Collectors.toList())));
         MAPPER_FUNCTIONS.put(SchematicNode.class.getTypeName(), new TypeMapper<SchematicNode>() {
             @Override
-            public List<String> tabCompletes(CommandSender commandSender, String[] strings, String s) {
+            public SchematicNode map(CommandSender commandSender, String[] previousArguments, String s) {
-                return SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
+                return SchematicNode.getNodeFromPath(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
             }
 
             @Override
-            public SchematicNode map(CommandSender commandSender, String[] previousArguments, String s) {
+            public List<String> tabCompletes(CommandSender commandSender, String[] strings, String s) {
-                return SchematicNode.getNodeFromPath(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
+                return SchematicNode.getNodeTabcomplete(SteamwarUser.get(((Player) commandSender).getUniqueId()), s);
+            }
+        });
+        MAPPER_FUNCTIONS.put(BauweltMember.class.getTypeName(), new TypeMapper<BauweltMember>() {
+            @Override
+            public BauweltMember map(CommandSender commandSender, String[] previousArguments, String s) {
+                if (!(commandSender instanceof Player)) {
+                    return null;
+                }
+                Player player = (Player) commandSender;
+                return BauweltMember.getMembers(player.getUniqueId())
+                        .stream()
+                        .filter(member -> SteamwarUser.get(member.getMemberID()).getUserName().equalsIgnoreCase(s))
+                        .findAny()
+                        .orElse(null);
+            }
+
+            @Override
+            public List<String> tabCompletes(CommandSender commandSender, String[] previousArguments, String s) {
+                if (!(commandSender instanceof Player)) {
+                    return new ArrayList<>();
+                }
+                Player player = (Player) commandSender;
+                return BauweltMember.getMembers(player.getUniqueId())
+                        .stream()
+                        .map(m -> SteamwarUser.get(m.getMemberID()).getUserName())
+                        .collect(Collectors.toList());
             }
         });
     }
@@ -91,60 +105,139 @@ public class SWCommandUtils {
         MAPPER_FUNCTIONS.put(alternativeClazz.getTypeName(), mapper);
     }
 
-    static final CommandMap commandMap;
+    static CommandPart generateCommandPart(boolean help, String[] subCommand, Parameter[] parameters, Map<String, TypeMapper<?>> localTypeMapper, Map<String, GuardChecker> localGuardChecker) {
-    static final Map<String, Command> knownCommandMap;
+        CommandPart first = null;
-
+        CommandPart current = null;
-    static {
+        for (String s : subCommand) {
-        try {
+            CommandPart commandPart = new CommandPart(createMapper(s), null, null, null, help ? GuardCheckType.HELP_COMMAND : GuardCheckType.COMMAND);
-            final Field commandMapField = Bukkit.getServer().getClass().getDeclaredField("commandMap");
+            commandPart.setIgnoreAsArgument(true);
-            commandMapField.setAccessible(true);
+            if (current != null) {
-            commandMap = (CommandMap) commandMapField.get(Bukkit.getServer());
+                current.setNext(commandPart);
-        } catch (NoSuchFieldException | IllegalAccessException exception) {
+            }
-            Bukkit.shutdown();
+            current = commandPart;
-            throw new SecurityException("Oh shit. Commands cannot be registered.", exception);
+            if (first == null) {
-        }
+                first = current;
-        try {
-            final Field knownCommandsField = SimpleCommandMap.class.getDeclaredField("knownCommands");
-            knownCommandsField.setAccessible(true);
-            knownCommandMap = (Map<String, Command>) knownCommandsField.get(commandMap);
-        } catch (NoSuchFieldException | IllegalAccessException exception) {
-            Bukkit.shutdown();
-            throw new SecurityException("Oh shit. Commands cannot be registered.", exception);
-        }
-    }
-
-    static Object[] generateArgumentArray(CommandSender commandSender, TypeMapper<?>[] parameters, GuardChecker[] guards, String[] args, Class<?> varArgType, String[] subCommand) throws CommandParseException {
-        Object[] arguments = new Object[parameters.length + 1];
-        int index = 0;
-        while (index < subCommand.length) {
-            if (!args[index].equalsIgnoreCase(subCommand[index])) throw new CommandParseException();
-            index++;
-        }
-
-        int length = 0;
-        if (varArgType != null) {
-            length = args.length - parameters.length - subCommand.length + 1;
-            arguments[arguments.length - 1] = Array.newInstance(varArgType, length);
-            if (index > args.length - 1) return arguments;
-        }
-
-        for (int i = 0; i < parameters.length - (varArgType != null ? 1 : 0); i++) {
-            arguments[i + 1] = parameters[i].map(commandSender, Arrays.copyOf(args, index), args[index]);
-            index++;
-            if (arguments[i + 1] == null) throw new CommandParseException();
-        }
-
-        if (varArgType != null) {
-            Object varArgument = arguments[arguments.length - 1];
-
-            for (int i = 0; i < length; i++) {
-                Object value = parameters[parameters.length - 1].map(commandSender, Arrays.copyOf(args, index), args[index]);
-                if (value == null) throw new CommandParseException();
-                Array.set(varArgument, i, value);
-                index++;
             }
         }
-        return arguments;
+        for (int i = 1; i < parameters.length; i++) {
+            Parameter parameter = parameters[i];
+            TypeMapper<?> typeMapper = getTypeMapper(parameter, localTypeMapper);
+            GuardChecker guardChecker = getGuardChecker(parameter, localGuardChecker);
+            Class<?> varArgType = parameter.isVarArgs() ? parameter.getType().getComponentType() : null;
+            SWCommand.OptionalValue optionalValue = parameter.getAnnotation(SWCommand.OptionalValue.class);
+
+            CommandPart commandPart = new CommandPart(typeMapper, 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;
+    }
+
+    static TypeMapper<?> getTypeMapper(Parameter parameter, Map<String, TypeMapper<?>> localTypeMapper) {
+        Class<?> clazz = parameter.getType();
+        if (parameter.isVarArgs()) {
+            clazz = clazz.getComponentType();
+        }
+
+        SWCommand.ClassMapper classMapper = parameter.getAnnotation(SWCommand.ClassMapper.class);
+        SWCommand.Mapper mapper = parameter.getAnnotation(SWCommand.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 {
+            SWCommand.StaticValue staticValue = parameter.getAnnotation(SWCommand.StaticValue.class);
+            if (staticValue != null) {
+                if (parameter.getType() == String.class) {
+                    return createMapper(staticValue.value());
+                }
+                if (staticValue.allowISE()) {
+                    if (parameter.getType() == boolean.class && staticValue.value().length == 2) {
+                        List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
+                        return new TypeMapper<Boolean>() {
+                            @Override
+                            public Boolean map(CommandSender commandSender, String[] previousArguments, String s) {
+                                int index = tabCompletes.indexOf(s);
+                                if (index == -1) {
+                                    return null;
+                                }
+                                return index != 0;
+                            }
+
+                            @Override
+                            public List<String> tabCompletes(CommandSender commandSender, String[] previousArguments, String s) {
+                                return tabCompletes;
+                            }
+                        };
+                    }
+                    if (parameter.getType() == int.class && staticValue.value().length >= 2) {
+                        List<String> tabCompletes = new ArrayList<>(Arrays.asList(staticValue.value()));
+                        return new TypeMapper<Integer>() {
+                            @Override
+                            public Integer map(CommandSender commandSender, String[] previousArguments, String s) {
+                                int index = tabCompletes.indexOf(s);
+                                if (index == -1) {
+                                    return null;
+                                }
+                                return index;
+                            }
+
+                            @Override
+                            public List<String> tabCompletes(CommandSender commandSender, String[] previousArguments, String s) {
+                                return tabCompletes;
+                            }
+                        };
+                    }
+                }
+            }
+        }
+        TypeMapper<?> typeMapper = localTypeMapper.getOrDefault(name, MAPPER_FUNCTIONS.getOrDefault(name, null));
+        if (typeMapper == null) {
+            throw new IllegalArgumentException("No mapper found for " + name);
+        }
+        return typeMapper;
+    }
+
+    static GuardChecker getGuardChecker(Parameter parameter, Map<String, GuardChecker> localGuardChecker) {
+        Class<?> clazz = parameter.getType();
+        if (parameter.isVarArgs()) {
+            clazz = clazz.getComponentType();
+        }
+
+        SWCommand.ClassGuard classGuard = parameter.getAnnotation(SWCommand.ClassGuard.class);
+        if (classGuard != null) {
+            if (classGuard.value() != null) {
+                return getGuardChecker(classGuard.value().getTypeName(), localGuardChecker);
+            }
+            return getGuardChecker(clazz.getTypeName(), localGuardChecker);
+        }
+
+        SWCommand.Guard guard = parameter.getAnnotation(SWCommand.Guard.class);
+        if (guard != null) {
+            if (guard.value() != null && !guard.value().isEmpty()) {
+                return getGuardChecker(guard.value(), localGuardChecker);
+            }
+            return getGuardChecker(clazz.getTypeName(), localGuardChecker);
+        }
+        return null;
+    }
+
+    private static GuardChecker getGuardChecker(String s, Map<String, GuardChecker> localGuardChecker) {
+        GuardChecker guardChecker = localGuardChecker.getOrDefault(s, GUARD_FUNCTIONS.getOrDefault(s, null));
+        if (guardChecker == null) {
+            throw new IllegalArgumentException("No guard found for " + s);
+        }
+        return guardChecker;
     }
 
     public static <T> void addMapper(Class<T> clazz, TypeMapper<T> mapper) {
@@ -163,6 +256,11 @@ public class SWCommandUtils {
         GUARD_FUNCTIONS.putIfAbsent(name, guardChecker);
     }
 
+    public static TypeMapper<String> createMapper(String... values) {
+        List<String> strings = Arrays.asList(values);
+        return createMapper((s) -> strings.contains(s) ? s : null, s -> strings);
+    }
+
     public static <T> TypeMapper<T> createMapper(Function<String, T> mapper, Function<String, List<String>> tabCompleter) {
         return createMapper(mapper, (commandSender, s) -> tabCompleter.apply(s));
     }
@@ -181,10 +279,35 @@ public class SWCommandUtils {
         };
     }
 
+    public static TypeMapper<Enum<?>> createEnumMapper(Class<Enum<?>> enumClass) {
+        Enum<?>[] enums = enumClass.getEnumConstants();
+        List<String> strings = Arrays.stream(enums).map(Enum::name).map(String::toLowerCase).collect(Collectors.toList());
+        return new TypeMapper<Enum<?>>() {
+            @Override
+            public Enum<?> map(CommandSender commandSender, String[] previousArguments, String s) {
+                for (Enum<?> e : enums) {
+                    if (e.name().equalsIgnoreCase(s)) return e;
+                }
+                return null;
+            }
+
+            @Override
+            public List<String> tabCompletes(CommandSender commandSender, String[] previousArguments, String s) {
+                return strings;
+            }
+        };
+    }
+
     private static <T> Function<String, T> numberMapper(Function<String, T> mapper) {
         return s -> {
+            if (s.equalsIgnoreCase("nan")) return null;
             try {
                 return mapper.apply(s);
+            } catch (NumberFormatException e) {
+                // Ignored
+            }
+            try {
+                return mapper.apply(s.replace(',', '.'));
             } catch (NumberFormatException e) {
                 return null;
             }

SpigotCore_Main/src/de/steamwar/command/SubCommand.java

@@ -19,18 +19,16 @@
 
 package de.steamwar.command;
 
-import org.bukkit.Bukkit;
 import org.bukkit.command.CommandSender;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.lang.reflect.Parameter;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
 import java.util.function.Function;
 import java.util.function.Predicate;
-import java.util.logging.Level;
-
-import static de.steamwar.command.SWCommandUtils.*;
 
 class SubCommand {
 
@@ -38,187 +36,84 @@ class SubCommand {
     Method method;
     String[] description;
     String[] subCommand;
-    TypeMapper<?>[] arguments;
-    GuardChecker[] guards;
     private Predicate<CommandSender> commandSenderPredicate;
     private Function<CommandSender, ?> commandSenderFunction;
     GuardChecker guardChecker;
-    Class<?> varArgType = null;
+    boolean noTabComplete;
-    private boolean help;
+    int comparableValue;
 
-    SubCommand(SWCommand swCommand, Method method, String[] subCommand, Map<String, TypeMapper<?>> localTypeMapper, Map<String, GuardChecker> localGuardChecker, boolean help, String[] description) {
+    private CommandPart commandPart;
+
+    SubCommand(SWCommand swCommand, Method method, String[] subCommand, Map<String, TypeMapper<?>> localTypeMapper, Map<String, GuardChecker> localGuardChecker, boolean help, String[] description, boolean noTabComplete) {
         this.swCommand = swCommand;
         this.method = method;
-        this.help = help;
         this.description = description;
+        this.noTabComplete = noTabComplete;
+        this.subCommand = subCommand;
 
         Parameter[] parameters = method.getParameters();
+        comparableValue = parameters[parameters.length - 1].isVarArgs() ? Integer.MAX_VALUE : -parameters.length;
+
+        guardChecker = SWCommandUtils.getGuardChecker(parameters[0], localGuardChecker);
+
+        commandPart = SWCommandUtils.generateCommandPart(help, subCommand, parameters, localTypeMapper, localGuardChecker);
         commandSenderPredicate = sender -> parameters[0].getType().isAssignableFrom(sender.getClass());
         commandSenderFunction = sender -> parameters[0].getType().cast(sender);
-        this.subCommand = subCommand;
-        guardChecker = getGuardChecker(parameters[0], localGuardChecker);
-
-        arguments = new TypeMapper[parameters.length - 1];
-        guards = new GuardChecker[parameters.length - 1];
-        for (int i = 1; i < parameters.length; i++) {
-            Parameter parameter = parameters[i];
-            Class<?> clazz = parameter.getType();
-            if (parameter.isVarArgs()) {
-                clazz = clazz.getComponentType();
-                varArgType = clazz;
-            }
-
-            SWCommand.Mapper mapper = parameter.getAnnotation(SWCommand.Mapper.class);
-            if (clazz.isEnum() && mapper == null && !MAPPER_FUNCTIONS.containsKey(clazz.getTypeName()) && !localTypeMapper.containsKey(clazz.getTypeName())) {
-                Class<Enum<?>> enumClass = (Class<Enum<?>>) clazz;
-                List<String> tabCompletes = new ArrayList<>();
-                for (Enum<?> enumConstant : enumClass.getEnumConstants()) {
-                    tabCompletes.add(enumConstant.name().toLowerCase());
-                }
-                arguments[i - 1] = SWCommandUtils.createMapper(s -> ENUM_MAPPER.apply(enumClass, s), s -> tabCompletes);
-                continue;
-            }
-
-            String name = clazz.getTypeName();
-            if (mapper != null) {
-                name = mapper.value();
-            }
-            arguments[i - 1] = localTypeMapper.containsKey(name)
-                    ? localTypeMapper.get(name)
-                    : MAPPER_FUNCTIONS.getOrDefault(name, ERROR_FUNCTION);
-            guards[i - 1] = getGuardChecker(parameter, localGuardChecker);
-        }
     }
 
-    private GuardChecker getGuardChecker(Parameter parameter, Map<String, GuardChecker> localGuardChecker) {
+    boolean invoke(CommandSender commandSender, String alias, String[] args) {
-        SWCommand.Guard guard = parameter.getAnnotation(SWCommand.Guard.class);
-        if (guard != null) {
-            if (guard.value() == null || guard.value().isEmpty()) {
-                String s = parameter.getType().getTypeName();
-                if (parameter.isVarArgs()) {
-                    s = parameter.getType().getComponentType().getTypeName();
-                }
-                return localGuardChecker.getOrDefault(s, GUARD_FUNCTIONS.getOrDefault(s, null));
-            }
-            GuardChecker current = localGuardChecker.getOrDefault(guard.value(), GUARD_FUNCTIONS.getOrDefault(guard.value(), null));
-            if (current == null) {
-                Bukkit.getLogger().log(Level.WARNING, () -> "The guard checker with name '" + guard.value() + "' is neither a local guard checker nor a global one");
-            }
-            return current;
-        }
-        return null;
-    }
-
-    boolean invoke(CommandSender commandSender, String[] args) {
-        if (args.length < arguments.length + subCommand.length - (varArgType != null ? 1 : 0)) {
-            return false;
-        }
-        if (varArgType == null && args.length > arguments.length + subCommand.length) {
-            return false;
-        }
         try {
             if (!commandSenderPredicate.test(commandSender)) {
                 return false;
             }
-            Object[] objects = SWCommandUtils.generateArgumentArray(commandSender, arguments, guards, args, varArgType, subCommand);
+
-            objects[0] = commandSenderFunction.apply(commandSender);
+            if (commandPart == null) {
-            for (int i = subCommand.length; i < args.length; i++) {
+                if (args.length != 0) {
-                GuardChecker current;
+                    return false;
-                if (i == subCommand.length) {
-                    current = guardChecker;
-                } else {
-                    if (i >= objects.length + subCommand.length) {
-                        current = guards[guards.length - 1];
-                    } else {
-                        current = guards[i - 1 - subCommand.length];
-                    }
                 }
-                if (current != null) {
+                method.setAccessible(true);
-                    GuardResult guardResult;
+                method.invoke(swCommand, commandSenderFunction.apply(commandSender));
-                    if (i == 0) {
+            } else {
-                        guardResult = current.guard(commandSender, help ? GuardCheckType.HELP_COMMAND : GuardCheckType.COMMAND, new String[0], null);
+                List<Object> objects = new ArrayList<>();
-                    } else {
+                commandPart.generateArgumentArray(objects, commandSender, args, 0);
-                        guardResult = current.guard(commandSender, help ? GuardCheckType.HELP_COMMAND : GuardCheckType.COMMAND, Arrays.copyOf(args, i - 1), args[i - 1]);
+                if (guardChecker != null) {
-                    }
+                    GuardResult guardResult = guardChecker.guard(commandSender, GuardCheckType.COMMAND, new String[0], null);
-                    if (guardResult != GuardResult.ALLOWED) {
+                    switch (guardResult) {
-                        if (guardResult == GuardResult.DENIED) {
+                        case ALLOWED:
+                            break;
+                        case DENIED:
                             throw new CommandNoHelpException();
-                        }
+                        case DENIED_WITH_HELP:
-                        return false;
+                        default:
+                            return true;
                     }
                 }
+                commandPart.guardCheck(commandSender, args, 0);
+                objects.add(0, commandSenderFunction.apply(commandSender));
+                method.setAccessible(true);
+                method.invoke(swCommand, objects.toArray());
             }
-            method.setAccessible(true);
-            method.invoke(swCommand, objects);
         } catch (CommandNoHelpException e) {
             throw e;
-        } catch (IllegalAccessException | RuntimeException | InvocationTargetException e) {
-            throw new SecurityException(e.getMessage(), e);
         } catch (CommandParseException e) {
             return false;
+        } catch (InvocationTargetException e) {
+            throw new CommandFrameworkException(e, alias, args);
+        } catch (IllegalAccessException | RuntimeException e) {
+            throw new SecurityException(e.getMessage(), e);
         }
         return true;
     }
 
     List<String> tabComplete(CommandSender commandSender, String[] args) {
-        if (varArgType == null && args.length > arguments.length + subCommand.length) {
-            return null;
-        }
         if (guardChecker != null && guardChecker.guard(commandSender, GuardCheckType.TAB_COMPLETE, new String[0], null) != GuardResult.ALLOWED) {
             return null;
         }
-        int index = 0;
+        if (commandPart == null) {
-        List<String> argsList = new LinkedList<>(Arrays.asList(args));
+            return null;
-        for (String value : subCommand) {
-            String s = argsList.remove(0);
-            if (argsList.isEmpty()) return Collections.singletonList(value);
-            if (!value.equalsIgnoreCase(s)) return null;
-            index++;
         }
-        int guardIndex = 0;
+        List<String> list = new ArrayList<>();
-        for (TypeMapper<?> argument : arguments) {
+        commandPart.generateTabComplete(list, commandSender, args, 0);
-            String s = argsList.remove(0);
+        return list;
-            if (argsList.isEmpty()) {
-                if (guards[guardIndex] != null && guards[guardIndex].guard(commandSender, GuardCheckType.TAB_COMPLETE, Arrays.copyOf(args, args.length - 1), s) != GuardResult.ALLOWED) {
-                    return null;
-                }
-                return argument.tabCompletes(commandSender, Arrays.copyOf(args, args.length - 1), s);
-            }
-            try {
-                if (guards[guardIndex] != null && guards[guardIndex].guard(commandSender, GuardCheckType.TAB_COMPLETE, Arrays.copyOf(args, index), s) != GuardResult.ALLOWED) {
-                    return null;
-                }
-                if (argument.map(commandSender, Arrays.copyOf(args, index), s) == null) {
-                    return null;
-                }
-            } catch (Exception e) {
-                return null;
-            }
-            index++;
-            guardIndex++;
-        }
-        if (varArgType != null && !argsList.isEmpty()) {
-            while (!argsList.isEmpty()) {
-                String s = argsList.remove(0);
-                if (argsList.isEmpty()) {
-                    if (guards[guards.length - 1] != null && guards[guards.length - 1].guard(commandSender, GuardCheckType.TAB_COMPLETE, Arrays.copyOf(args, args.length - 1), s) != GuardResult.ALLOWED) {
-                        return null;
-                    }
-                    return arguments[arguments.length - 1].tabCompletes(commandSender, Arrays.copyOf(args, args.length - 1), s);
-                }
-                try {
-                    if (guards[guards.length - 1] != null && guards[guards.length - 1].guard(commandSender, GuardCheckType.TAB_COMPLETE, Arrays.copyOf(args, index), s) != GuardResult.ALLOWED) {
-                        return null;
-                    }
-                    if (arguments[arguments.length - 1].map(commandSender, Arrays.copyOf(args, index), s) == null) {
-                        return null;
-                    }
-                } catch (Exception e) {
-                    return null;
-                }
-                index++;
-            }
-        }
-        return null;
     }
 }

SpigotCore_Main/src/de/steamwar/command/TypeMapper.java

@@ -24,6 +24,9 @@ import org.bukkit.command.CommandSender;
 import java.util.List;
 
 public interface TypeMapper<T> {
+    /**
+     * The CommandSender can be null!
+     */
     default T map(CommandSender commandSender, String[] previousArguments, String s) {
         return map(previousArguments, s);
     }

SpigotCore_Main/src/de/steamwar/comms/PacketIdManager.java

@@ -27,6 +27,7 @@ public class PacketIdManager {
     public static final byte TABLIST_NAME = 0x02;
     public static final byte PREPARE_SCHEM = 0x03;
     public static final byte BAUMEMBER_UPDATE = 0x04;
+    public static final byte EXECUTE_COMMAND = 0x05;
     //0x1(X) Bungee Inventory
     public static final byte INVENTORY_PACKET = 0x10;
     public static final byte INVENTORY_CALLBACK_PACKET = 0x11;

SpigotCore_Main/src/de/steamwar/comms/packets/ExecuteCommandPacket.java

@@ -0,0 +1,47 @@
+/*
+    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.comms.packets;
+
+import com.google.common.io.ByteArrayDataOutput;
+import de.steamwar.comms.PacketIdManager;
+import de.steamwar.sql.SteamwarUser;
+import org.bukkit.entity.Player;
+
+public class ExecuteCommandPacket extends SpigotPacket {
+
+    private final SteamwarUser user;
+    private final String command;
+
+    public ExecuteCommandPacket(Player player, String command) {
+        this.user = SteamwarUser.get(player.getUniqueId());
+        this.command = command;
+    }
+
+    @Override
+    public int getName() {
+        return PacketIdManager.EXECUTE_COMMAND;
+    }
+
+    @Override
+    public void writeVars(ByteArrayDataOutput out) {
+        out.writeInt(user.getId());
+        out.writeUTF(command);
+    }
+}

SpigotCore_Main/src/de/steamwar/core/Core.java

@@ -19,10 +19,10 @@
 
 package de.steamwar.core;
 
+import com.comphenix.tinyprotocol.TinyProtocol;
 import de.steamwar.comms.BungeeReceiver;
 import de.steamwar.core.authlib.AuthlibInjector;
 import de.steamwar.core.events.ChattingEvent;
-import de.steamwar.core.events.ChunkListener;
 import de.steamwar.core.events.PlayerJoinedEvent;
 import de.steamwar.core.events.WorldLoadEvent;
 import de.steamwar.message.Message;
@@ -38,25 +38,31 @@ import java.util.logging.Level;
 
 public class Core extends JavaPlugin{
 
+	private static final int VERSION;
+	public static final Message MESSAGE;
 
 	private static Core instance;
-	private static final int version;
-	public static Message MESSAGE;
 
 	static{
 		String packageName = Bukkit.getServer().getClass().getPackage().getName();
-		if(packageName.contains("1_15"))
+		if(packageName.contains("1_18"))
-			version = 15;
+			VERSION = 18;
+		else if(packageName.contains("1_15"))
+			VERSION = 15;
 		else if(packageName.contains("1_14"))
-			version = 14;
+			VERSION = 14;
+		else if(packageName.contains("1_12"))
+			VERSION = 12;
 		else if(packageName.contains("1_10"))
-			version = 10;
+			VERSION = 10;
 		else if(packageName.contains("1_9"))
-			version = 9;
+			VERSION = 9;
 		else if(packageName.contains("1_8"))
-			version = 8;
+			VERSION = 8;
 		else
-			version = 12;
+			VERSION = 18;
+
+		MESSAGE = new Message("SpigotCore", Core.class.getClassLoader());
 	}
 
 	private ErrorHandler errorHandler;
@@ -75,20 +81,18 @@ public class Core extends JavaPlugin{
 		Bukkit.getPluginManager().registerEvents(new WorldLoadEvent(), this);
 		getServer().getMessenger().registerIncomingPluginChannel(this, "sw:bridge", new BungeeReceiver());
 		getServer().getMessenger().registerOutgoingPluginChannel(this, "sw:bridge");
-		ChunkListener.init();
 		AuthlibInjector.inject();
+		TinyProtocol.init();
 		try {
 			Bukkit.getLogger().log(Level.INFO, "Running on: " + new BufferedReader(new InputStreamReader(Runtime.getRuntime().exec("hostname").getInputStream())).readLine());
 		} catch (IOException e) {
 			throw new SecurityException("Could not load Hostname", e);
 		}
-
-		MESSAGE = new Message("SpigotCore", getClassLoader());
 	}
 
 	@Override
 	public void onDisable() {
-		ChunkListener.protocol.close();
+		TinyProtocol.instance.close();
 		errorHandler.unregister();
 		Statement.close();
 	}
@@ -98,7 +102,7 @@ public class Core extends JavaPlugin{
 	}
 
 	public static int getVersion(){
-		return version;
+		return VERSION;
 	}
 
 	private static void setInstance(Core instance) {

SpigotCore_Main/src/de/steamwar/core/ErrorHandler.java

@@ -141,6 +141,7 @@ public class ErrorHandler extends Handler {
         startsWith.add("Saving oversized chunk ");
         startsWith.add("Ignoring plugin channel");
         startsWith.add("Ignoring incoming plugin");
+        startsWith.add("This version of Minecraft is extremely outdated");
         ignoreStartsWith = Collections.unmodifiableList(startsWith);
 
         List<String> contains = new ArrayList<>();

SpigotCore_Main/src/de/steamwar/core/authlib/AuthlibInjector.java

@@ -27,7 +27,7 @@ public class AuthlibInjector {
     private AuthlibInjector() {}
 
     public static void inject() {
-        Class<?> minecraftServerClass = Reflection.getClass("{nms}.MinecraftServer");
+        Class<?> minecraftServerClass = Reflection.getClass("{nms.server}.MinecraftServer");
         Reflection.FieldAccessor<GameProfileRepository> gameProfile = Reflection.getField(minecraftServerClass, GameProfileRepository.class, 0);
         Object minecraftServer = Reflection.getTypedMethod(minecraftServerClass, "getServer", minecraftServerClass).invoke(null);
         gameProfile.set(minecraftServer, new SteamwarGameProfileRepository((YggdrasilGameProfileRepository) gameProfile.get(minecraftServer)));

SpigotCore_Main/src/de/steamwar/core/events/ChunkListener.java

@@ -19,41 +19,14 @@
 
 package de.steamwar.core.events;
 
-import com.comphenix.tinyprotocol.Reflection;
-import com.comphenix.tinyprotocol.TinyProtocol;
-import de.steamwar.core.Core;
 import de.steamwar.core.CraftbukkitWrapper;
-import de.steamwar.sql.SteamwarUser;
-import io.netty.channel.Channel;
 import org.bukkit.entity.Player;
 
+@Deprecated
 public class ChunkListener {
     private ChunkListener(){}
 
-    private static final Class<?> mapChunkPacket = Reflection.getClass("{nms}.PacketPlayOutMapChunk");
+    @Deprecated
-    private static final Reflection.FieldAccessor<Boolean> fullChunk = Reflection.getField(mapChunkPacket, boolean.class, 0);
-    private static final Reflection.FieldAccessor<Integer> chunkX = Reflection.getField(mapChunkPacket, int.class, 0);
-    private static final Reflection.FieldAccessor<Integer> chunkZ = Reflection.getField(mapChunkPacket, int.class, 1);
-
-    public static final TinyProtocol protocol = new TinyProtocol(Core.getInstance()){
-        @Override
-        public Object onPacketOutAsync(Player receiver, Channel channel, Object packet) {
-            if (
-                    !mapChunkPacket.isInstance(packet) ||
-                            !SteamwarUser.get(receiver.getUniqueId()).isBedrock() ||
-                            fullChunk.get(packet)
-            )
-                return packet;
-
-            CraftbukkitWrapper.impl.sendChunk(receiver, chunkX.get(packet), chunkZ.get(packet));
-            return null;
-        }
-    };
-
-    public static void init(){
-        //triggering <cinit>
-    }
-
     public static void sendChunk(Player p, int chunkX, int chunkZ) {
         CraftbukkitWrapper.impl.sendChunk(p, chunkX, chunkZ);
     }

SpigotCore_Main/src/de/steamwar/inventory/SchematicSelector.java

@@ -20,6 +20,7 @@
 package de.steamwar.inventory;
 
 import de.steamwar.core.Core;
+import de.steamwar.sql.NodeMember;
 import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SchematicType;
 import de.steamwar.sql.SteamwarUser;
@@ -28,14 +29,13 @@ import org.bukkit.Material;
 import org.bukkit.entity.Player;
 
 import java.text.MessageFormat;
-import java.util.ArrayList;
+import java.util.*;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
 import java.util.function.Consumer;
 
 public class SchematicSelector {
 
+    private static final Sorting[] all_sortings = Sorting.values();
+
     @Getter
     private final Player player;
     @Getter
@@ -53,6 +53,11 @@ public class SchematicSelector {
     @Getter
     private boolean singleDirOpen;
     private boolean sdoTrigger = false;
+    @Getter
+    @Setter
+    private int depth = 0;
+    private Sorting sorting = Sorting.NAME;
+    private boolean invertSorting = false;
 
     public SchematicSelector(Player player, SelectorTarget target, Consumer<SchematicNode> callback) {
         this.player = player;
@@ -76,16 +81,17 @@ public class SchematicSelector {
     }
 
     private void openList(SchematicNode parent) {
-        List<SchematicNode> nodes = filter.isFilter()?getFilteredSchematics():getSchematicList(parent);
+        List<SchematicNode> nodes = applySorting(filter.isFilter()?getFilteredSchematics():getSchematicList(parent));
 
         if(sdoTrigger) {
             sdoTrigger = false;
+            openList(nodes.get(0));
             return;
         }
 
         List<SWListInv.SWListEntry<SchematicNode>> list = new ArrayList<>();
 
-        if(parent != null) {
+        if(depth != 0) {
             list.add(new SWListInv.SWListEntry<>(new SWItem(Material.ARROW, Core.MESSAGE.parse("SCHEM_SELECTOR_BACK", player), clickType -> {}), null));
         }
 
@@ -118,6 +124,17 @@ public class SchematicSelector {
             inv.setItem(50, Material.CHEST, Core.MESSAGE.parse("SCHEM_SELECTOR_NEW_DIR", player), clickType -> createFolderIn(parent));
         }
         inv.setItem(51, Material.NAME_TAG, Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER", player), clickType -> openFilter());
+        inv.setItem(47, sorting.mat, Core.MESSAGE.parse("SCHEM_SELECTOR_SORTING", player), Arrays.asList(
+                Core.MESSAGE.parse("SCHEM_SELECTOR_SORTING_CURRENT", player, sorting.parseName(player)),
+                Core.MESSAGE.parse("SCHEM_SELECTOR_SORTING_DIRECTION", player, Core.MESSAGE.parse(invertSorting?"SCHEM_SELECTOR_SORTING_DSC":"SCHEM_SELECTOR_SORTING_ASC", player))
+        ), invertSorting, click -> {
+            if(click.isLeftClick()) {
+                cycleSorting();
+            } else {
+                invertSorting = !invertSorting;
+            }
+            openList(parent);
+        });
 
         injectable.onListRender(this, inv, parent);
         inv.open();
@@ -125,7 +142,32 @@ public class SchematicSelector {
 
     private void handleClick(SchematicNode node, SchematicNode parent) {
         if(node == null) {
-            openList(getParent(parent));
+            depth--;
+            if(!singleDirOpen) {
+                if(NodeMember.getNodeMember(parent.getId(), user.getId()) != null) {
+                    openList(null);
+                } else {
+                    openList(getParent(parent));
+                }
+            } else {
+                SchematicNode currentParent = parent;
+                boolean isMember = false;
+                do {
+                    sdoTrigger = false;
+                    if(NodeMember.getNodeMember(currentParent.getId(), user.getId()) != null) {
+                        isMember = true;
+                    }
+                    currentParent = getParent(currentParent);
+                    if(currentParent == null)
+                        break;
+                    getSchematicList(currentParent);
+                } while (sdoTrigger);
+                if(isMember || NodeMember.getNodeMember(parent.getId(), user.getId()) != null) {
+                    openList(null);
+                } else {
+                    openList(currentParent);
+                }
+            }
             return;
         }
         if(node.isDir()) {
@@ -135,6 +177,7 @@ public class SchematicSelector {
                 return;
             }
             filter.reset();
+            depth++;
             openList(node);
             return;
         }
@@ -142,6 +185,28 @@ public class SchematicSelector {
         callback.accept(node);
     }
 
+    private void cycleSorting() {
+        int next = sorting.ordinal() + 1;
+        if(next >= all_sortings.length) {
+            next = 0;
+        }
+        sorting = all_sortings[next];
+    }
+
+    private List<SchematicNode> applySorting(List<SchematicNode> nodes) {
+        if(sorting == Sorting.NAME && !invertSorting) {
+            return nodes;
+        }
+
+        Comparator<SchematicNode> comparator = sorting.comparator;
+        if(invertSorting) {
+            comparator = comparator.reversed();
+        }
+
+        nodes.sort(comparator);
+        return nodes;
+    }
+
     private SWListInv.SWListEntry<SchematicNode> renderItem(SchematicNode node) {
         Material m = SWItem.getMaterial(node.getItem());
 
@@ -163,10 +228,14 @@ public class SchematicSelector {
         SWAnvilInv inv = new SWAnvilInv(player, Core.MESSAGE.parse("SCHEM_SELECTOR_CREATE_DIR_TITLE", player));
         inv.setItem(Material.CHEST);
         inv.setCallback(s -> {
-            if(injectable.onFolderCreate(this, s)) {
+            if(!SchematicNode.invalidSchemName(new String[] {s})) {
-                SchematicNode.createSchematicDirectory(user.getId(), s, parent==null?0:parent.getId());
+                if(injectable.onFolderCreate(this, s)) {
-                openList(parent);
+                    SchematicNode.createSchematicDirectory(user.getId(), s, parent==null?0:parent.getId());
+                    openList(parent);
+                }
+                return;
             }
+            player.closeInventory();
         });
         inv.open();
     }
@@ -201,7 +270,9 @@ public class SchematicSelector {
                 SWAnvilInv swAnvilInv = new SWAnvilInv(player, Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_ENTER_OWNER", player));
                 swAnvilInv.setItem(Material.PLAYER_HEAD);
                 swAnvilInv.setCallback(s -> {
-                    filter.setOwner(SteamwarUser.get(s).getId());
+                    if(SteamwarUser.get(s) != null) {
+                        filter.setOwner(SteamwarUser.get(s).getId());
+                    }
                     openFilter();
                 });
                 swAnvilInv.open();
@@ -211,7 +282,7 @@ public class SchematicSelector {
             inv.setItem(1, Material.PLAYER_HEAD, Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_OWNER", player), ownerCallback);
         } else {
             SteamwarUser tUser = SteamwarUser.get(filter.getOwner());
-            SWItem item = SWItem.getPlayerSkull(user.getUserName());
+            SWItem item = SWItem.getPlayerSkull(tUser.getUserName());
             item.setName(Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_OWNER", player));
             item.setEnchanted(true);
             item.setLore(Collections.singletonList(Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_OWNER_SEARCH", player, tUser.getUserName())));
@@ -227,7 +298,7 @@ public class SchematicSelector {
                 } else {
                     List<SWListInv.SWListEntry<SchematicType>> types = new ArrayList<>();
                     SchematicType.values().forEach(schematicType -> {
-                        types.add(new SWListInv.SWListEntry<>(new SWItem(SWItem.getMaterial("STONE_BUTTON"), "§e" + schematicType.name(), Collections.emptyList(), schematicType.fightType(), n -> {}), schematicType));
+                        types.add(new SWListInv.SWListEntry<>(new SWItem(schematicType.getMaterial(), "§e" + schematicType.name(), Collections.emptyList(), schematicType.fightType(), n -> {}), schematicType));
                     });
                     SWListInv<SchematicType> listInv = new SWListInv<>(player, Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_SEL_TYPE", player), types, (clickType1, schematicType) -> {
                         filter.setType(schematicType);
@@ -238,9 +309,9 @@ public class SchematicSelector {
             };
 
             if(filter.getType() == null) {
-                inv.setItem(2, SWItem.getMaterial("STONE_BUTTON"), Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE", player), schemTypeCallback);
+                inv.setItem(2, SchematicType.Normal.getMaterial(), Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE", player), schemTypeCallback);
             } else {
-                inv.setItem(2, SWItem.getMaterial("STONE_BUTTON"), Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE", player), Collections.singletonList(Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE_SEARCH", player, filter.getType().name())), true, schemTypeCallback);
+                inv.setItem(2, filter.getType().getMaterial(), Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE", player), Collections.singletonList(Core.MESSAGE.parse("SCHEM_SELECTOR_FILTER_TYPE_SEARCH", player, filter.getType().name())), true, schemTypeCallback);
             }
         }
 
@@ -266,11 +337,13 @@ public class SchematicSelector {
 
         inv.setItem(7, SWItem.getDye(1), Core.MESSAGE.parse("SCHEM_SELECTOR_CANCEL", player), clickType -> {
             filter.reset();
+            depth = 0;
             openList(null);
         });
         inv.setItem(8, SWItem.getDye(10), Core.MESSAGE.parse("SCHEM_SELECTOR_GO", player), clickType -> {
             filter.setFilter(true);
             injectable.onFilterApply(this);
+            depth = 0;
             openList(null);
         });
 
@@ -289,7 +362,7 @@ public class SchematicSelector {
             nodes.removeIf(node -> !node.isDir());
         }
         if(target.target == Target.SCHEMATIC_TYPE) {
-            nodes.removeIf(node -> node.isDir() || !node.getType().equals(target.type.toDB()));
+            nodes.removeIf(node -> node.isDir() || !node.getSchemtype().equals(target.type));
         }
         return nodes;
     }
@@ -308,7 +381,12 @@ public class SchematicSelector {
             case SCHEMATIC_TYPE:
                 nodes.addAll(SchematicNode.getAccessibleSchematicsOfTypeInParent(user.getId(), target.type.toDB(), parent==null?0:parent.getId()));
                 if(target.rank >= 0) {
-                    nodes.removeIf(node -> node.getRank() > target.rank);
+                    nodes.removeIf(node -> {
+                        if(node.isDir()) {
+                            return false;
+                        }
+                        return node.getRank() > target.rank;
+                    });
                 }
                 break;
             default:
@@ -316,7 +394,6 @@ public class SchematicSelector {
         }
 
         if(singleDirOpen && nodes.size() == 1 && nodes.get(0).isDir()) {
-            openList(nodes.get(0));
             sdoTrigger = true;
         }
         return nodes;
@@ -364,8 +441,8 @@ public class SchematicSelector {
         SCHEMATIC_NODE("SCHEM_SELECTOR_SCHEMATIC_NODE", true),
         SCHEMATIC_TYPE("SCHEM_SELECTOR_SCHEMATIC", false);
 
-        private String rawName;
+        private final String rawName;
-        private boolean dirs;
+        private final boolean dirs;
 
         private String getName(Player player) {
             return Core.MESSAGE.parse(rawName, player);
@@ -426,4 +503,25 @@ public class SchematicSelector {
         PRIVATE_ONLY,
         PUBLIC_ONLY
     }
+
+    @AllArgsConstructor
+    private enum Sorting {
+        NAME(Material.PAPER, "SCHEM_SELECTOR_SORTING_NAME", Comparator.comparing(SchematicNode::getName)),
+        TYPE(Material.CAULDRON, "SCHEM_SELECTOR_SORTING_TYPE", (o1, o2) -> {
+            if(o1.isDir() || o2.isDir()) {
+                return Boolean.compare(o1.isDir(), o2.isDir());
+            } else {
+                return o1.getSchemtype().name().compareTo(o2.getSchemtype().name());
+            }
+        }),
+        LAST_UPDATED(SWItem.getMaterial("WATCH"), "SCHEM_SELECTOR_SORTING_UPDATE", Comparator.comparing(SchematicNode::getLastUpdate));
+
+        private final Material mat;
+        private final String name;
+        private final Comparator<SchematicNode> comparator;
+
+        private String parseName(Player player) {
+            return Core.MESSAGE.parse(name, player);
+        }
+    }
 }

SpigotCore_Main/src/de/steamwar/scoreboard/SWScoreboard.java

@@ -20,9 +20,9 @@
 package de.steamwar.scoreboard;
 
 import com.comphenix.tinyprotocol.Reflection;
+import com.comphenix.tinyprotocol.TinyProtocol;
 import de.steamwar.core.Core;
 import de.steamwar.core.FlatteningWrapper;
-import de.steamwar.core.events.ChunkListener;
 import org.bukkit.Bukkit;
 import org.bukkit.entity.Player;
 
@@ -32,14 +32,14 @@ import java.util.Map;
 public class SWScoreboard {
     private SWScoreboard() {}
 
-    public static final Class<?> scoreboardObjective = Reflection.getClass("{nms}.PacketPlayOutScoreboardObjective");
+    public static final Class<?> scoreboardObjective = Reflection.getClass("{nms.network.protocol.game}.PacketPlayOutScoreboardObjective");
     private static final Reflection.FieldAccessor<String> scoreboardName = Reflection.getField(scoreboardObjective, String.class, 0);
     private static final Reflection.FieldAccessor<Integer> scoreboardAction = Reflection.getField(scoreboardObjective, int.class, 0);
-    private static final Class<?> scoreboardDisplayEnum = Reflection.getClass("{nms}.IScoreboardCriteria$EnumScoreboardHealthDisplay");
+    private static final Class<?> scoreboardDisplayEnum = Reflection.getClass("{nms.world.scores.criteria}.IScoreboardCriteria$EnumScoreboardHealthDisplay");
     private static final Reflection.FieldAccessor<?> scoreboardDisplayType = Reflection.getField(scoreboardObjective, scoreboardDisplayEnum, 0);
     private static final Object displayTypeIntegers = scoreboardDisplayEnum.getEnumConstants()[0];
 
-    public static final Class<?> scoreboardScore = Reflection.getClass("{nms}.PacketPlayOutScoreboardScore");
+    public static final Class<?> scoreboardScore = Reflection.getClass("{nms.network.protocol.game}.PacketPlayOutScoreboardScore");
     private static final Reflection.FieldAccessor<String> scoreName = Reflection.getField(scoreboardScore, String.class, 0);
     private static final Reflection.FieldAccessor<String> scoreScoreboardName = Reflection.getField(scoreboardScore, String.class, 1);
     private static final Reflection.FieldAccessor<Integer> scoreValue = Reflection.getField(scoreboardScore, int.class, 0);
@@ -52,7 +52,7 @@ public class SWScoreboard {
     private static final Object[] DISPLAY_SIDEBAR = new Object[2];
 
     static {
-        Class<?> scoreboardDisplayObjective = Reflection.getClass("{nms}.PacketPlayOutScoreboardDisplayObjective");
+        Class<?> scoreboardDisplayObjective = Reflection.getClass("{nms.network.protocol.game}.PacketPlayOutScoreboardDisplayObjective");
         Reflection.FieldAccessor<String> scoreboardDisplayName = Reflection.getField(scoreboardDisplayObjective, String.class, 0);
         Reflection.FieldAccessor<Integer> scoreboardDisplaySlot = Reflection.getField(scoreboardDisplayObjective, int.class, 0);
         for(int id = 0; id < 2; id++) {
@@ -72,16 +72,16 @@ public class SWScoreboard {
                 Player player = scoreboard.getKey();
                 ScoreboardCallback callback = scoreboard.getValue();
 
-                ChunkListener.protocol.sendPacket(player, DELETE_SCOREBOARD[toggle]);
+                TinyProtocol.instance.sendPacket(player, DELETE_SCOREBOARD[toggle]);
-                ChunkListener.protocol.sendPacket(player, createSidebarPacket(callback.getTitle()));
+                TinyProtocol.instance.sendPacket(player, createSidebarPacket(callback.getTitle()));
                 for(Map.Entry<String, Integer> score : callback.getData().entrySet()){
-                    ChunkListener.protocol.sendPacket(player, createScorePacket(score.getKey(), score.getValue()));
+                    TinyProtocol.instance.sendPacket(player, createScorePacket(score.getKey(), score.getValue()));
                 }
 
                 Bukkit.getScheduler().runTaskLater(Core.getInstance(), () -> {
                     if(!player.isOnline())
                         return;
-                    ChunkListener.protocol.sendPacket(player, DISPLAY_SIDEBAR[toggle]);
+                    TinyProtocol.instance.sendPacket(player, DISPLAY_SIDEBAR[toggle]);
                 }, 2);
             }
         }, 10, 5);
@@ -96,7 +96,7 @@ public class SWScoreboard {
         if(playerBoards.remove(player) == null || !player.isOnline())
             return;
 
-        ChunkListener.protocol.sendPacket(player, DELETE_SCOREBOARD[toggle]);
+        TinyProtocol.instance.sendPacket(player, DELETE_SCOREBOARD[toggle]);
     }
 
     private static Object createSidebarPacket(String name){

SpigotCore_Main/src/de/steamwar/sql/Fight.java

@@ -21,22 +21,23 @@ package de.steamwar.sql;
 
 import java.io.InputStream;
 import java.sql.Timestamp;
+import java.time.Instant;
 import java.util.function.Consumer;
 
 public class Fight {
     private Fight(){}
 
-    private static final Statement create = new Statement("INSERT INTO Fight (GameMode, Server, Arena, StartTime, Duration, BlueLeader, RedLeader, BlueSchem, RedSchem, Win, WinCondition) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
+    private static final Statement create = new Statement("INSERT INTO Fight (GameMode, Server, StartTime, Duration, BlueLeader, RedLeader, BlueSchem, RedSchem, Win, WinCondition, ReplayLock) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
     private static final Statement lastId = new Statement("SELECT LAST_INSERT_ID() AS FightID");
     private static final Statement getReplay = new Statement("SELECT Replay FROM Fight WHERE FightID = ?");
     private static final Statement setReplay = new Statement("UPDATE Fight SET Replay = ? WHERE FightID = ?");
 
-    public static int create(String gamemode, String arena, Timestamp starttime, int duration, int blueleader, int redleader, Integer blueschem, Integer redschem, int win, String wincondition){
+    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 create(gamemode, arena, null, starttime, duration, blueleader, redleader, blueschem, redschem, win, wincondition);
+        return  create(gamemode, server, starttime, duration, blueleader, redleader, blueschem, redschem, win, wincondition, Timestamp.from(Instant.now()));
     }
 
-    public static int create(String gamemode, String server, String arena, Timestamp starttime, int duration, int blueleader, int redleader, Integer blueschem, Integer redschem, int win, String wincondition){
+    public static int create(String gamemode, String server, Timestamp starttime, int duration, int blueleader, int redleader, Integer blueschem, Integer redschem, int win, String wincondition, Timestamp replayLock){
-        create.update(gamemode, server, arena, starttime, duration, blueleader, redleader, blueschem, redschem, win, wincondition);
+        create.update(gamemode, server, starttime, duration, blueleader, redleader, blueschem, redschem, win, wincondition, replayLock);
         return lastId.select(rs -> {
             rs.next();
             return rs.getInt("FightID");

SpigotCore_Main/src/de/steamwar/sql/Punishment.java

@@ -0,0 +1,141 @@
+/*
+    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 lombok.AllArgsConstructor;
+import lombok.Getter;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
+import java.util.function.Consumer;
+
+public class Punishment {
+
+    private static final SQL.Statement getPunishment = new SQL.Statement("SELECT * FROM Punishments WHERE UserId = ? AND Type = ? ORDER BY PunishmentId DESC LIMIT 1");
+    private static final SQL.Statement getPunishments = new SQL.Statement("SELECT * FROM Punishments WHERE PunishmentId IN (SELECT MAX(PunishmentId) FROM Punishments WHERE UserId = ? GROUP BY Type)");
+
+    public static Punishment getPunishmentOfPlayer(int user, PunishmentType type) {
+        return getPunishment.select(rs -> {
+            if (rs.next())
+                return new Punishment(rs);
+            return null;
+        }, user, type.name());
+    }
+
+    public static Map<PunishmentType, Punishment> getPunishmentsOfPlayer(int user) {
+        return getPunishments.select(rs -> {
+            Map<PunishmentType, Punishment> punishments = new HashMap<>();
+            while (rs.next())
+                punishments.put(PunishmentType.valueOf(rs.getString("Type")), new Punishment(rs));
+            return punishments;
+        }, 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;
+        }
+    }
+
+    private final Timestamp startTime;
+    private Timestamp endTime;
+    private final PunishmentType type;
+    private final int user;
+    private final int id;
+    private String reason;
+    private final int punisher;
+    private boolean perma;
+
+    private Punishment(ResultSet set) throws SQLException {
+        user = set.getInt("UserId");
+        reason = set.getString("Reason");
+        type = PunishmentType.valueOf(set.getString("Type"));
+        startTime = set.getTimestamp("StartTime");
+        endTime = set.getTimestamp("EndTime");
+        punisher = set.getInt("Punisher");
+        perma = set.getBoolean("Perma");
+        id = set.getInt("PunishmentId");
+    }
+
+    public Timestamp getStartTime() {
+        return startTime;
+    }
+
+    public Timestamp getEndTime() {
+        return endTime;
+    }
+
+    public PunishmentType getType() {
+        return type;
+    }
+
+    public int getUser() {
+        return user;
+    }
+
+    public String getReason() {
+        return reason;
+    }
+
+    public int getPunisher() {
+        return punisher;
+    }
+
+    public boolean isPerma() {
+        return perma;
+    }
+
+    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
+    @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");
+
+        private final boolean needsAdmin;
+        private final String teamMessage;
+        private final String playerMessagePerma;
+        private final String playerMessageUntil;
+        private final String usageNotPunished;
+        private final String unpunishmentMessage;
+    }
+}

SpigotCore_Main/src/de/steamwar/sql/SchematicNode.java

@@ -33,6 +33,7 @@ import java.sql.SQLException;
 import java.sql.Timestamp;
 import java.time.Instant;
 import java.util.*;
+import java.util.concurrent.atomic.AtomicInteger;
 import java.util.function.Predicate;
 import java.util.zip.GZIPInputStream;
 
@@ -487,13 +488,14 @@ public class SchematicNode {
         StringBuilder builder = new StringBuilder(getName());
         SchematicNode currentNode = this;
         if (currentNode.isDir()) builder.append("/");
-        while (currentNode.getParentNode() != null) {
+        final Set<NodeMember> nodeMembers = NodeMember.getSchematics(user.getId());
+        AtomicInteger i = new AtomicInteger();
+        i.set(currentNode.getId());
+        while (currentNode.getParentNode() != null && nodeMembers.stream().noneMatch(nodeMember -> nodeMember.getNode() == i.get())) {
             currentNode = currentNode.getParentNode();
+            i.set(currentNode.getId());
             builder.insert(0, split)
                     .insert(0, currentNode.getName());
-            if (currentNode.getMembers().stream().anyMatch(member -> member.getMember() == user.getId())) {
-                break;
-            }
         }
         return builder.toString();
     }
@@ -505,9 +507,6 @@ public class SchematicNode {
     }
 
     public void delete() {
-        if (isDir()) {
-            getSchematicNodeInNode(getId()).forEach(SchematicNode::delete);
-        }
         deleteNode.update(id);
     }
 
@@ -601,4 +600,28 @@ public class SchematicNode {
         list.remove("//copy");
         return list;
     }
+
+    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;
+    }
 }

SpigotCore_Main/src/de/steamwar/sql/SchematicType.java

@@ -20,6 +20,8 @@
 package de.steamwar.sql;
 
 import de.steamwar.core.Core;
+import de.steamwar.inventory.SWItem;
+import org.bukkit.Material;
 import org.bukkit.configuration.file.YamlConfiguration;
 
 import java.io.File;
@@ -27,7 +29,7 @@ import java.util.*;
 import java.util.stream.Collectors;
 
 public class SchematicType {
-	public static final SchematicType Normal = new SchematicType("Normal", "", Type.NORMAL, null); //Has to stay publicly availible
+	public static final SchematicType Normal = new SchematicType("Normal", "", Type.NORMAL, null, SWItem.getMaterial("STONE_BUTTON")); //Has to stay publicly availible
 
 	private static final Map<String, SchematicType> fromDB;
 	private static final List<SchematicType> types;
@@ -54,14 +56,15 @@ public class SchematicType {
 					continue;
 
 				SchematicType checktype = null;
+				Material material = SWItem.getMaterial(config.getString("Schematic.Material", "STONE_BUTTON"));
 
 				if(!config.getStringList("CheckQuestions").isEmpty()) {
-					checktype = new SchematicType("C" + type, "C" + shortcut, Type.CHECK_TYPE, null);
+					checktype = new SchematicType("C" + type, "C" + shortcut, Type.CHECK_TYPE, null, material);
 					tmpTypes.add(checktype);
 					tmpFromDB.put(checktype.toDB(), checktype);
 				}
 
-				SchematicType current = new SchematicType(type, shortcut, config.isConfigurationSection("Server") ? Type.FIGHT_TYPE : Type.NORMAL, checktype);
+				SchematicType current = new SchematicType(type, shortcut, config.isConfigurationSection("Server") ? Type.FIGHT_TYPE : Type.NORMAL, checktype, material);
 				tmpTypes.add(current);
 				tmpFromDB.put(type.toLowerCase(), current);
 			}
@@ -75,12 +78,14 @@ public class SchematicType {
 	private final String kuerzel;
 	private final Type type;
 	private final SchematicType checkType;
+	private final Material material;
 
-	private SchematicType(String name, String kuerzel, Type type, SchematicType checkType){
+	private SchematicType(String name, String kuerzel, Type type, SchematicType checkType, Material material){
 		this.name = name;
 		this.kuerzel = kuerzel;
 		this.type = type;
 		this.checkType = checkType;
+		this.material = material;
 	}
 
 	public boolean isAssignable(){
@@ -111,6 +116,10 @@ public class SchematicType {
 		return kuerzel;
 	}
 
+	public Material getMaterial() {
+		return material;
+	}
+
 	public String toDB(){
 		return name.toLowerCase();
 	}

SpigotCore_Main/src/de/steamwar/sql/SteamwarUser.java

@@ -25,7 +25,9 @@ import org.bukkit.entity.Player;
 
 import java.sql.ResultSet;
 import java.sql.SQLException;
-import java.util.*;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
 
 public class SteamwarUser {
 

SpigotCore_Main/src/plugin.yml

@@ -7,4 +7,5 @@ softdepend:
   - WorldEdit
 
 main: de.steamwar.core.Core
-commands:
+libraries:
+  - mysql:mysql-connector-java:5.1.49

SpigotCore_Main/testsrc/de/steamwar/TestCommandSender.java

@@ -0,0 +1,122 @@
+/*
+ * 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;
+
+import org.bukkit.Server;
+import org.bukkit.command.CommandSender;
+import org.bukkit.permissions.Permission;
+import org.bukkit.permissions.PermissionAttachment;
+import org.bukkit.permissions.PermissionAttachmentInfo;
+import org.bukkit.plugin.Plugin;
+
+import java.util.Set;
+
+public class TestCommandSender implements CommandSender {
+
+    @Override
+    public void sendMessage(String s) {
+        
+    }
+
+    @Override
+    public void sendMessage(String[] strings) {
+
+    }
+
+    @Override
+    public Server getServer() {
+        return null;
+    }
+
+    @Override
+    public String getName() {
+        return null;
+    }
+
+    @Override
+    public Spigot spigot() {
+        return null;
+    }
+
+    @Override
+    public boolean isPermissionSet(String s) {
+        return false;
+    }
+
+    @Override
+    public boolean isPermissionSet(Permission permission) {
+        return false;
+    }
+
+    @Override
+    public boolean hasPermission(String s) {
+        return false;
+    }
+
+    @Override
+    public boolean hasPermission(Permission permission) {
+        return false;
+    }
+
+    @Override
+    public PermissionAttachment addAttachment(Plugin plugin, String s, boolean b) {
+        return null;
+    }
+
+    @Override
+    public PermissionAttachment addAttachment(Plugin plugin) {
+        return null;
+    }
+
+    @Override
+    public PermissionAttachment addAttachment(Plugin plugin, String s, boolean b, int i) {
+        return null;
+    }
+
+    @Override
+    public PermissionAttachment addAttachment(Plugin plugin, int i) {
+        return null;
+    }
+
+    @Override
+    public void removeAttachment(PermissionAttachment permissionAttachment) {
+
+    }
+
+    @Override
+    public void recalculatePermissions() {
+
+    }
+
+    @Override
+    public Set<PermissionAttachmentInfo> getEffectivePermissions() {
+        return null;
+    }
+
+    @Override
+    public boolean isOp() {
+        return false;
+    }
+
+    @Override
+    public void setOp(boolean b) {
+
+    }
+}

SpigotCore_Main/testsrc/de/steamwar/command/ExecutionIdentifier.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.command;
+
+public class ExecutionIdentifier extends RuntimeException {
+    public ExecutionIdentifier() {
+    }
+
+    public ExecutionIdentifier(String message) {
+        super(message);
+    }
+
+    public ExecutionIdentifier(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public ExecutionIdentifier(Throwable cause) {
+        super(cause);
+    }
+
+    public ExecutionIdentifier(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace) {
+        super(message, cause, enableSuppression, writableStackTrace);
+    }
+}

SpigotCore_Main/testsrc/de/steamwar/command/SimpleCommand.java

@@ -0,0 +1,34 @@
+/*
+ * 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.command;
+
+import org.bukkit.command.CommandSender;
+
+public class SimpleCommand extends SWCommand {
+
+    public SimpleCommand() {
+        super(true, "simple");
+    }
+
+    @Register
+    public void execute(CommandSender sender) {
+        throw new ExecutionIdentifier("Simple execute without any parameters");
+    }
+}

SpigotCore_Main/testsrc/de/steamwar/command/SimpleCommandPartTest.java

@@ -0,0 +1,289 @@
+/*
+ * 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.command;
+
+import de.steamwar.TestCommandSender;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.*;
+
+public class SimpleCommandPartTest {
+
+    private CommandPart stringCommandPart;
+    private CommandPart intCommandPart;
+    private CommandPart chainedCommandPart;
+    private CommandPart varArgCommandPart;
+
+    private CommandPart simpleGuardPart;
+
+    private CommandPart optionalCommandPart;
+
+    private CommandPart optionalCommandPartMultipleNext;
+
+    @Before
+    public void setUp() throws Exception {
+        stringCommandPart = new CommandPart(SWCommandUtils.createMapper("hello", "world"), null, null, null, GuardCheckType.COMMAND);
+        intCommandPart = new CommandPart(SWCommandUtils.MAPPER_FUNCTIONS.get("int"), null, null, null, GuardCheckType.COMMAND);
+
+        chainedCommandPart = new CommandPart(SWCommandUtils.createMapper("hello", "world"), null, null, null, GuardCheckType.COMMAND);
+        chainedCommandPart.setNext(new CommandPart(SWCommandUtils.MAPPER_FUNCTIONS.get("int"), null, null, null, GuardCheckType.COMMAND));
+
+        varArgCommandPart = new CommandPart(SWCommandUtils.createMapper("hello", "world"), null, String.class, null, GuardCheckType.COMMAND);
+
+        simpleGuardPart = new CommandPart(SWCommandUtils.createMapper("hello", "world"), (commandSender, guardCheckType, previousArguments, s) -> s.equals("hello") ? GuardResult.DENIED : GuardResult.ALLOWED, null, null, GuardCheckType.COMMAND);
+
+        optionalCommandPart = new CommandPart(SWCommandUtils.createMapper("hello", "world"), null, null, "hello", GuardCheckType.COMMAND);
+        optionalCommandPart.setNext(new CommandPart(SWCommandUtils.createMapper("hello2", "world2"), null, null, null, GuardCheckType.COMMAND));
+
+        optionalCommandPartMultipleNext = new CommandPart(SWCommandUtils.createMapper("hello", "world"), null, null, "hello", GuardCheckType.COMMAND);
+        CommandPart next = new CommandPart(SWCommandUtils.createMapper("hello2", "world2"), null, null, null, GuardCheckType.COMMAND);
+        next.setNext(new CommandPart(SWCommandUtils.createMapper("hello3", "world3"), null, null, null, GuardCheckType.COMMAND));
+        optionalCommandPartMultipleNext.setNext(next);
+    }
+
+    @Test
+    public void testCommandPartTabCompleteNoArguments() {
+        List<String> tabComplete = new ArrayList<>();
+        stringCommandPart.generateTabComplete(tabComplete, new TestCommandSender(), new String[]{""}, 0);
+        assertThat(tabComplete.size(), is(2));
+        assertThat(tabComplete.get(0), is("hello"));
+        assertThat(tabComplete.get(1), is("world"));
+    }
+
+    @Test(expected = CommandParseException.class)
+    public void testCommandExecuteInvalidArgument() {
+        stringCommandPart.generateArgumentArray(new ArrayList<>(), new TestCommandSender(), new String[]{""}, 0);
+    }
+
+    @Test
+    public void testCommandExecuteValidArgument() {
+        List<Object> argumentArray = new ArrayList<>();
+        stringCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello"}, 0);
+        assertThat(argumentArray.size(), is(1));
+        assertThat(argumentArray.get(0), instanceOf(String.class));
+        assertThat(argumentArray.get(0), is("hello"));
+    }
+
+    @Test
+    public void testCommandExecuteValidOtherArgument() {
+        List<Object> argumentArray = new ArrayList<>();
+        stringCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"world"}, 0);
+        assertThat(argumentArray.size(), is(1));
+        assertThat(argumentArray.get(0), instanceOf(String.class));
+        assertThat(argumentArray.get(0), is("world"));
+    }
+
+    @Test(expected = CommandParseException.class)
+    public void testCommandExecuteNonNumberArgument() {
+        intCommandPart.generateArgumentArray(new ArrayList<>(), new TestCommandSender(), new String[]{"world"}, 0);
+    }
+
+    @Test
+    public void testCommandExecuteValidNumberArgument() {
+        List<Object> argumentArray = new ArrayList<>();
+        intCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"0"}, 0);
+        assertThat(argumentArray.size(), is(1));
+        assertThat(argumentArray.get(0), instanceOf(int.class));
+        assertThat(argumentArray.get(0), is(0));
+    }
+
+    @Test
+    public void testChainedCommandExecuteValidArgument() {
+        List<Object> argumentArray = new ArrayList<>();
+        chainedCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello", "0"}, 0);
+        assertThat(argumentArray.size(), is(2));
+        assertThat(argumentArray.get(0), instanceOf(String.class));
+        assertThat(argumentArray.get(0), is("hello"));
+        assertThat(argumentArray.get(1), instanceOf(int.class));
+        assertThat(argumentArray.get(1), is(0));
+    }
+
+    @Test
+    public void testChainedCommandTabComplete() {
+        List<String> tabCompletes = new ArrayList<>();
+        chainedCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{""}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello"));
+        assertThat(tabCompletes.get(1), is("world"));
+    }
+
+    @Test
+    public void testChainedCommandTabCompleteOther() {
+        List<String> tabCompletes = new ArrayList<>();
+        chainedCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello", ""}, 0);
+        assertThat(tabCompletes.size(), is(0));
+    }
+
+    @Test
+    public void testVarArgsCommandTabComplete() {
+        List<String> tabCompletes = new ArrayList<>();
+        varArgCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello"}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello"));
+        assertThat(tabCompletes.get(1), is("world"));
+    }
+
+    @Test
+    public void testVarArgsCommandTabCompleteDeeper() {
+        List<String> tabCompletes = new ArrayList<>();
+        varArgCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello", "world", "hello", "world"}, 0);
+        System.out.println(tabCompletes);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello"));
+        assertThat(tabCompletes.get(1), is("world"));
+    }
+
+    @Test
+    public void testVarArgsCommandArgumentParsing() {
+        List<Object> argumentArray = new ArrayList<>();
+        varArgCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello"}, 0);
+        assertThat(argumentArray.size(), is(1));
+        assertThat(argumentArray.get(0), instanceOf(String[].class));
+        assertThat((String[]) argumentArray.get(0), arrayWithSize(1));
+        assertThat((String[]) argumentArray.get(0), is(new String[]{"hello"}));
+    }
+
+    @Test
+    public void testVarArgsCommandArgumentParsingDeeper() {
+        List<Object> argumentArray = new ArrayList<>();
+        varArgCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello", "world", "hello", "world"}, 0);
+        assertThat(argumentArray.size(), is(1));
+        assertThat(argumentArray.get(0), instanceOf(String[].class));
+        assertThat((String[]) argumentArray.get(0), arrayWithSize(4));
+        assertThat((String[]) argumentArray.get(0), is(new String[]{"hello", "world", "hello", "world"}));
+    }
+
+    @Test
+    public void testGuardCommandExecute() {
+        List<Object> argumentArray = new ArrayList<>();
+        simpleGuardPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello"}, 0);
+        assertThat(argumentArray.size(), is(1));
+    }
+
+    @Test(expected = CommandNoHelpException.class)
+    public void testGuardGuardCheck() {
+        simpleGuardPart.guardCheck(new TestCommandSender(), new String[]{"hello"}, 0);
+    }
+
+    @Test
+    public void testGuardCommandExecuteValid() {
+        List<Object> argumentArray = new ArrayList<>();
+        simpleGuardPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"world"}, 0);
+        assertThat(argumentArray.size(), is(1));
+    }
+
+    @Test
+    public void testGuardGuardCheckValid() {
+        boolean guardResult = simpleGuardPart.guardCheck(new TestCommandSender(), new String[]{"world"}, 0);
+        assertThat(guardResult, is(true));
+    }
+
+    @Test
+    public void testOptionalCommandPartTabComplete() {
+        List<String> tabCompletes = new ArrayList<>();
+        optionalCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{""}, 0);
+        assertThat(tabCompletes.size(), is(4));
+        assertThat(tabCompletes.get(0), is("hello"));
+        assertThat(tabCompletes.get(1), is("world"));
+        assertThat(tabCompletes.get(2), is("hello2"));
+        assertThat(tabCompletes.get(3), is("world2"));
+    }
+
+    @Test
+    public void testOptionalCommandPartTabCompleteSecond() {
+        List<String> tabCompletes = new ArrayList<>();
+        optionalCommandPart.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello", ""}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello2"));
+        assertThat(tabCompletes.get(1), is("world2"));
+    }
+
+    @Test(expected = CommandParseException.class)
+    public void testOptionalCommandPartExecution() {
+        optionalCommandPart.generateArgumentArray(new ArrayList<>(), new TestCommandSender(), new String[]{""}, 0);
+    }
+
+    @Test
+    public void testOptionalCommandPartExecutionValid() {
+        List<Object> argumentArray = new ArrayList<>();
+        optionalCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"hello2"}, 0);
+        assertThat(argumentArray.size(), is(2));
+        assertThat(argumentArray.get(0), is("hello"));
+        assertThat(argumentArray.get(1), is("hello2"));
+    }
+
+    @Test(expected = CommandParseException.class)
+    public void testOptionalCommandPartExecutionInvalid() {
+        optionalCommandPart.generateArgumentArray(new ArrayList<>(), new TestCommandSender(), new String[]{"hello"}, 0);
+    }
+
+    @Test
+    public void testOptionalCommandPartExecutionFullyValid() {
+        List<Object> argumentArray = new ArrayList<>();
+        optionalCommandPart.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"world", "hello2"}, 0);
+        assertThat(argumentArray.size(), is(2));
+        assertThat(argumentArray.get(0), is("world"));
+        assertThat(argumentArray.get(1), is("hello2"));
+    }
+
+    @Test
+    public void testOptionalCommandPartExecutionMultipleNext() {
+        List<Object> argumentArray = new ArrayList<>();
+        optionalCommandPartMultipleNext.generateArgumentArray(argumentArray, new TestCommandSender(), new String[]{"world", "hello2", "hello3"}, 0);
+        assertThat(argumentArray.size(), is(3));
+        assertThat(argumentArray.get(0), is("world"));
+        assertThat(argumentArray.get(1), is("hello2"));
+        assertThat(argumentArray.get(2), is("hello3"));
+    }
+
+    @Test
+    public void testOptionalCommandPartExecutionMultipleTabComplete() {
+        List<String> tabCompletes = new ArrayList<>();
+        optionalCommandPartMultipleNext.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{""}, 0);
+        assertThat(tabCompletes.size(), is(4));
+        assertThat(tabCompletes.get(0), is("hello"));
+        assertThat(tabCompletes.get(1), is("world"));
+        assertThat(tabCompletes.get(2), is("hello2"));
+        assertThat(tabCompletes.get(3), is("world2"));
+
+        tabCompletes = new ArrayList<>();
+        optionalCommandPartMultipleNext.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello", ""}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello2"));
+        assertThat(tabCompletes.get(1), is("world2"));
+
+        tabCompletes = new ArrayList<>();
+        optionalCommandPartMultipleNext.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"hello", "world2", ""}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello3"));
+        assertThat(tabCompletes.get(1), is("world3"));
+
+        tabCompletes = new ArrayList<>();
+        optionalCommandPartMultipleNext.generateTabComplete(tabCompletes, new TestCommandSender(), new String[]{"world2", ""}, 0);
+        assertThat(tabCompletes.size(), is(2));
+        assertThat(tabCompletes.get(0), is("hello3"));
+        assertThat(tabCompletes.get(1), is("world3"));
+    }
+}

SpigotCore_Main/testsrc/de/steamwar/command/SimpleCommandTest.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.command;
+
+import de.steamwar.TestCommandSender;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+
+public class SimpleCommandTest {
+
+    private SimpleCommand simpleCommand;
+
+    @Before
+    public void setUp() throws Exception {
+        simpleCommand = new SimpleCommand();
+    }
+
+    @Test
+    public void testCommandParsing() {
+        try {
+            simpleCommand.execute(new TestCommandSender(), "", new String[]{});
+        } catch (CommandFrameworkException commandFrameworkException) {
+            if (commandFrameworkException.getCause().getCause() instanceof ExecutionIdentifier) {
+                ExecutionIdentifier executionIdentifier = (ExecutionIdentifier) commandFrameworkException.getCause().getCause();
+                assertThat(executionIdentifier.getMessage(), is("Simple execute without any parameters"));
+                return;
+            }
+        }
+        assert false;
+    }
+
+    @Test
+    public void testUnknownCommandParsing() {
+        try {
+            simpleCommand.execute(new TestCommandSender(), "", new String[]{"unknown"});
+        } catch (SecurityException securityException) {
+            securityException.printStackTrace();
+            assert false;
+        }
+    }
+}

build.gradle

@@ -74,6 +74,14 @@ allprojects {
         maven {
             url = uri("https://repo.codemc.io/repository/maven-snapshots/")
         }
+
+        maven {
+            url = uri('https://hub.spigotmc.org/nexus/content/repositories/snapshots/')
+        }
+
+        maven {
+             url = uri('https://libraries.minecraft.net')
+        }
     }
 }
 
@@ -85,6 +93,7 @@ dependencies {
     implementation project(":SpigotCore_12")
     implementation project(":SpigotCore_14")
     implementation project(":SpigotCore_15")
+    implementation project(":SpigotCore_18")
 }
 
 task buildProject {

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 #Wed May 05 10:45:33 CEST 2021
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.1-all.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists

settings.gradle

@@ -20,6 +20,7 @@
 rootProject.name = 'SpigotCore'
 
 include 'SpigotCore_Main'
+include 'SpigotCore_18'
 include 'SpigotCore_15'
 include 'SpigotCore_14'
 include 'SpigotCore_12'

steamwarci.yml

@@ -3,6 +3,7 @@ build:
   - "cp ~/gradle.properties ."
   - "chmod u+x build.gradle"
   - "./gradlew buildProject"
+  - "./gradlew test"
 
 artifacts:
   "/binarys/spigotcore.jar": "build/libs/spigotcore.jar"