Update VelocityCore to use Linkage

CommonCore/Linkage/src/de/steamwar/linkage/AbstractLinker.java

@@ -71,6 +71,8 @@ public abstract class AbstractLinker<T> {
                 MinVersion minVersion = clazz.getAnnotation(MinVersion.class);
                 MaxVersion maxVersion = clazz.getAnnotation(MaxVersion.class);
                 if (!versionCheck(clazz, minVersion, maxVersion)) return;
+                EventMode eventMode = clazz.getAnnotation(EventMode.class);
+                if (!eventModeCheck(clazz, eventMode)) return;
                 PluginCheck[] pluginChecks = clazz.getAnnotationsByType(PluginCheck.class);
                 for (PluginCheck pluginCheck : pluginChecks) {
                     if (!pluginCheck(clazz, pluginCheck)) return;
@@ -140,13 +142,22 @@ public abstract class AbstractLinker<T> {
         return true;
     }
 
+    /**
+     * @return {@code true} if the clazz passes the checks {@code false} otherwise
+     */
+    protected boolean eventModeCheck(@NonNull Class<?> clazz, EventMode eventMode) {
+        return true;
+    }
+
     /**
      * There is no need in calling {@link Enable#enable()} by this method.
      */
-    protected abstract void linkObject(Object any);
+    protected void linkObject(Object any) {
+    }
 
     /**
      * There is no need in calling {@link Disable#disable()} ()} by this method.
      */
-    protected abstract void unlinkObject(Object any);
+    protected void unlinkObject(Object any) {
+    }
 }

CommonCore/Linkage/src/de/steamwar/linkage/EventMode.java

@@ -0,0 +1,31 @@
+/*
+ * This file is a part of the SteamWar software.
+ *
+ * Copyright (C) 2020  SteamWar.de-Serverteam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.linkage;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.TYPE})
+public @interface EventMode {
+    boolean value();
+}

VelocityCore/src/de/steamwar/velocitycore/Broadcaster.java

@@ -19,17 +19,21 @@
 
 package de.steamwar.velocitycore;
 
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 
+@Linked
+@EventMode(false)
 class Broadcaster {
 
     private final List<String> broadcasts = VelocityCore.get().getConfig().getBroadcasts();
     private int lastBroadCast = 0;
 
-    Broadcaster() {
+    public Broadcaster() {
         if(!broadcasts.isEmpty())
             VelocityCore.schedule(this::broadcast).repeat(10, TimeUnit.MINUTES).schedule();
     }

VelocityCore/src/de/steamwar/velocitycore/EventStarter.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.persistent.Subserver;
@@ -36,6 +37,7 @@ import java.util.concurrent.TimeUnit;
 
 import static de.steamwar.persistent.Storage.eventServer;
 
+@Linked
 public class EventStarter {
 
     @Getter

VelocityCore/src/de/steamwar/velocitycore/VelocityCore.java

@@ -29,22 +29,24 @@ import com.velocitypowered.api.plugin.annotation.DataDirectory;
 import com.velocitypowered.api.proxy.ProxyServer;
 import com.velocitypowered.api.scheduler.Scheduler;
 import de.steamwar.command.*;
+import de.steamwar.linkage.AbstractLinker;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.LinkedInstance;
 import de.steamwar.messages.Chatter;
-import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.persistent.ReloadablePlugin;
 import de.steamwar.sql.Punishment;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.Team;
 import de.steamwar.sql.UserElo;
 import de.steamwar.sql.internal.Statement;
-import de.steamwar.velocitycore.commands.*;
+import de.steamwar.velocitycore.commands.PunishmentCommand;
+import de.steamwar.velocitycore.commands.ServerSwitchCommand;
+import de.steamwar.velocitycore.commands.TeamCommand;
 import de.steamwar.velocitycore.discord.DiscordBot;
 import de.steamwar.velocitycore.discord.DiscordConfig;
-import de.steamwar.velocitycore.listeners.*;
+import de.steamwar.velocitycore.listeners.PollSystem;
-import de.steamwar.velocitycore.mods.*;
-import de.steamwar.velocitycore.network.handlers.*;
-import de.steamwar.velocitycore.tablist.TablistManager;
 import lombok.Getter;
+import lombok.NonNull;
 
 import java.nio.file.Path;
 import java.sql.Driver;
@@ -94,9 +96,9 @@ public class VelocityCore implements ReloadablePlugin {
     @Getter
     private Config config;
     private ErrorLogger errorLogger;
-    private TablistManager tablistManager;
 
     @Getter
+    @LinkedInstance
     private TeamCommand teamCommand;
 
     @Inject
@@ -104,9 +106,10 @@ public class VelocityCore implements ReloadablePlugin {
         this.proxyServer = proxyServer;
         this.logger = logger;
         this.dataDirectory = dataDirectory;
-
     }
 
+    private AbstractLinker<ReloadablePlugin> linker;
+
     @Subscribe
     @Override
     public void onProxyInitialization(ProxyInitializeEvent event) {
@@ -139,64 +142,11 @@ public class VelocityCore implements ReloadablePlugin {
         initStaticServers();
         PollSystem.init();
 
-        new Hostname();
-        new PluginMessage();
-        new Schematica();
-        new Badlion();
-        new FabricModSender();
-        new ReplayMod();
-        new FML2();
-
-        new ConnectionListener();
-        new ChatListener();
-        new BanListener();
-        new CheckListener();
-        new IPSanitizer();
-        new VersionAnnouncer();
-        new TexturePackSystem();
-
         local = new Node.LocalNode();
         if(MAIN_SERVER) {
             //new Node.RemoteNode("lx");
         }
 
-        new TeamchatCommand();
-        new MsgCommand();
-        new RCommand();
-        new PingCommand();
-        new AlertCommand();
-        new KickCommand();
-        new JoinmeCommand();
-        new TpCommand();
-        HelpCommand helpCommand = new HelpCommand();
-        teamCommand = new TeamCommand();
-        new ServerTeamchatCommand();
-        new DevCommand();
-        new SendCommand();
-        new EventCommand();
-        new EventreloadCommand();
-        new EventRescheduleCommand();
-        new PollCommand();
-        new BugCommand();
-        new WhoisCommand();
-        new RulesCommand();
-        new IgnoreCommand();
-        new UnIgnoreCommand();
-        new PollresultCommand();
-        new ListCommand();
-        new StatCommand();
-        new VerifyCommand();
-        new GDPRQuery();
-        new PlaytimeCommand();
-        new ArenaCommand();
-        new RankCommand();
-        new LocalCommand();
-        new SetLocaleCommand();
-        new BuilderCloudCommand();
-        new CheckCommand();
-
-        new ModCommand();
-
         // Punishment Commands:
         new PunishmentCommand("ban", Punishment.PunishmentType.Ban);
         new PunishmentCommand("mute", Punishment.PunishmentType.Mute);
@@ -208,32 +158,19 @@ public class VelocityCore implements ReloadablePlugin {
         new PunishmentCommand("noteamserver", Punishment.PunishmentType.NoTeamServer);
         new PunishmentCommand("note", Punishment.PunishmentType.Note);
 
-        if(!config.isEventmode()){
+        linker = new AbstractLinker<>(this) {
-            new BauCommand(helpCommand);
+            @Override
-            new WebpasswordCommand();
+            protected boolean eventModeCheck(@NonNull Class<?> clazz, EventMode eventMode) {
-            new FightCommand();
+                return eventMode == null || eventMode.value() == config.isEventmode();
-            new ChallengeCommand();
+            }
-            new HistoricCommand();
+        };
-            new ReplayCommand();
+        try {
-
+            linker.link();
-            new Broadcaster();
+        } catch (AbstractLinker.LinkException e) {
-            new CookieEvents();
+            VelocityCore.getProxy().shutdown();
-            new StreamingCommand();
+            return;
-        }else{
-            new EventModeListener();
         }
 
-        for(PacketHandler handler : new PacketHandler[] {
-                new EloPlayerHandler(), new EloSchemHandler(), new ExecuteCommandHandler(), new FightInfoHandler(),
-                new ImALobbyHandler(), new InventoryCallbackHandler(), new PrepareSchemHandler(), new PlayerSkinHandler(), new AnvilAnswerHandler()
-        })
-            handler.register();
-
-        new EventStarter();
-        new SessionManager();
-        tablistManager = new TablistManager();
-        new SettingsChangedListener();
-
         schedule(() -> {
             SteamwarUser.clear();
             UserElo.clear();
@@ -269,8 +206,7 @@ public class VelocityCore implements ReloadablePlugin {
             logger.log(Level.SEVERE, "Could not shutdown discord bot", e);
         }
 
-        if(tablistManager != null)
+        linker.unlink();
-            tablistManager.disable();
         errorLogger.unregister();
         Statement.closeAll();
 

VelocityCore/src/de/steamwar/velocitycore/commands/AlertCommand.java

@@ -19,11 +19,13 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.discord.DiscordBot;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.UserPerm;
 
+@Linked
 public class AlertCommand extends SWCommand {
 
     public AlertCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/ArenaCommand.java

@@ -23,6 +23,7 @@ import com.velocitypowered.api.proxy.server.RegisteredServer;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.persistent.Subserver;
@@ -31,6 +32,7 @@ import de.steamwar.velocitycore.VelocityCore;
 import java.util.Collection;
 import java.util.List;
 
+@Linked
 public class ArenaCommand extends SWCommand {
 
     public ArenaCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/BauCommand.java

@@ -19,6 +19,9 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.LinkedInstance;
 import de.steamwar.velocitycore.*;
 import de.steamwar.velocitycore.inventory.SWInventory;
 import de.steamwar.velocitycore.inventory.SWItem;
@@ -40,9 +43,12 @@ import de.steamwar.sql.SteamwarUser;
 import java.util.Collection;
 import java.util.function.Consumer;
 
+@Linked
+@EventMode(false)
 public class BauCommand extends SWCommand {
 
-    private final HelpCommand command;
+    @LinkedInstance
+    private HelpCommand command;
 
     public BauCommand(HelpCommand command) {
         super("bau", "b", "build", "gs");

VelocityCore/src/de/steamwar/velocitycore/commands/BugCommand.java

@@ -19,12 +19,13 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
+import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Subserver;
 import de.steamwar.sql.SWException;
-import de.steamwar.command.SWCommand;
-import de.steamwar.messages.Chatter;
-import de.steamwar.velocitycore.SubserverSystem;
 
+@Linked
 public class BugCommand extends SWCommand {
     public BugCommand() {
         super("bug");

VelocityCore/src/de/steamwar/velocitycore/commands/BuilderCloudCommand.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.ArenaMode;
 import de.steamwar.velocitycore.ServerStarter;
 import de.steamwar.velocitycore.ServerVersion;
@@ -37,6 +38,7 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 
+@Linked
 public class BuilderCloudCommand extends SWCommand {
 
     public BuilderCloudCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/ChallengeCommand.java

@@ -22,6 +22,8 @@ package de.steamwar.velocitycore.commands;
 import com.velocitypowered.api.proxy.Player;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeValidator;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -35,6 +37,8 @@ import java.util.LinkedList;
 
 import static de.steamwar.persistent.Storage.challenges;
 
+@Linked
+@EventMode(false)
 public class ChallengeCommand extends SWCommand {
 
     public ChallengeCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/CheckCommand.java

@@ -21,6 +21,7 @@ package de.steamwar.velocitycore.commands;
 
 import com.velocitypowered.api.proxy.Player;
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -44,6 +45,7 @@ import java.util.concurrent.TimeUnit;
 import java.util.function.BooleanSupplier;
 import java.util.logging.Level;
 
+@Linked
 public class CheckCommand extends SWCommand {
     private static final Map<SchematicType, SchematicType> fightTypes = new HashMap<>();
     private static final Map<SchematicType, List<String>> checkQuestions = new HashMap<>();

VelocityCore/src/de/steamwar/velocitycore/commands/DevCommand.java

@@ -27,6 +27,7 @@ import de.steamwar.command.SWCommand;
 import de.steamwar.command.SWCommandUtils;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -43,6 +44,7 @@ import java.net.InetSocketAddress;
 import java.util.HashMap;
 import java.util.Map;
 
+@Linked
 public class DevCommand extends SWCommand {
 
     private final File devServerDir = new File("/configs/DevServer");

VelocityCore/src/de/steamwar/velocitycore/commands/EventCommand.java

@@ -23,6 +23,7 @@ import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.persistent.Subserver;
@@ -37,6 +38,7 @@ import java.util.*;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
+@Linked
 public class EventCommand extends SWCommand {
 
     public EventCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/EventRescheduleCommand.java

@@ -21,6 +21,7 @@ package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.Event;
 import de.steamwar.sql.EventFight;
@@ -32,6 +33,7 @@ import java.util.Date;
 import java.util.List;
 import java.util.ListIterator;
 
+@Linked
 public class EventRescheduleCommand extends SWCommand {
 
     public EventRescheduleCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/EventreloadCommand.java

@@ -20,10 +20,12 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.EventFight;
 import de.steamwar.sql.UserPerm;
 
+@Linked
 public class EventreloadCommand extends SWCommand {
     public EventreloadCommand() {
         super("eventreload", UserPerm.MODERATION);

VelocityCore/src/de/steamwar/velocitycore/commands/FightCommand.java

@@ -21,6 +21,8 @@ package de.steamwar.velocitycore.commands;
 
 import com.velocitypowered.api.proxy.Player;
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -36,6 +38,8 @@ import net.kyori.adventure.text.event.HoverEvent;
 import net.kyori.adventure.text.format.NamedTextColor;
 import net.kyori.adventure.text.format.TextDecoration;
 
+@Linked
+@EventMode(false)
 public class FightCommand extends SWCommand {
 
     public FightCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/GDPRQuery.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.Chatter;
@@ -31,6 +32,7 @@ import java.io.*;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
+@Linked
 public class GDPRQuery extends SWCommand {
 
     public GDPRQuery() {

VelocityCore/src/de/steamwar/velocitycore/commands/HelpCommand.java

@@ -20,12 +20,14 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import net.kyori.adventure.text.event.ClickEvent;
 
 import java.util.function.Function;
 
+@Linked
 public class HelpCommand extends SWCommand {
 
     public HelpCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/HistoricCommand.java

@@ -20,6 +20,8 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -27,6 +29,8 @@ import de.steamwar.velocitycore.ArenaMode;
 import de.steamwar.velocitycore.ServerStarter;
 import net.kyori.adventure.text.event.ClickEvent;
 
+@Linked
+@EventMode(false)
 public class HistoricCommand extends SWCommand {
     public HistoricCommand() {
         super("historic");

VelocityCore/src/de/steamwar/velocitycore/commands/IgnoreCommand.java

@@ -20,10 +20,12 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.IgnoreSystem;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
 public class IgnoreCommand extends SWCommand {
 
     public IgnoreCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/JoinmeCommand.java

@@ -20,12 +20,14 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.sql.UserPerm;
 import net.kyori.adventure.text.event.ClickEvent;
 
+@Linked
 public class JoinmeCommand extends SWCommand {
 
     public JoinmeCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/KickCommand.java

@@ -21,9 +21,11 @@ package de.steamwar.velocitycore.commands;
 
 import com.velocitypowered.api.proxy.Player;
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.UserPerm;
 
+@Linked
 public class KickCommand extends SWCommand {
 
     public KickCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/ListCommand.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.commands;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.ServerConnection;
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Subserver;
 import de.steamwar.velocitycore.VelocityCore;
@@ -32,6 +33,7 @@ import java.util.SortedMap;
 import java.util.TreeMap;
 import java.util.stream.Collectors;
 
+@Linked
 public class ListCommand extends SWCommand {
 
     public ListCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/LocalCommand.java

@@ -19,10 +19,12 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.ChatListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.PlayerChatter;
 
+@Linked
 public class LocalCommand extends SWCommand {
 
     public LocalCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/ModCommand.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.inventory.SWInventory;
 import de.steamwar.velocitycore.inventory.SWItem;
 import de.steamwar.velocitycore.inventory.SWListInv;
@@ -35,6 +36,7 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.function.Consumer;
 
+@Linked
 public class ModCommand extends SWCommand {
 
     public ModCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/MsgCommand.java

@@ -20,17 +20,18 @@
 package de.steamwar.velocitycore.commands;
 
 import com.velocitypowered.api.proxy.Player;
-import com.velocitypowered.proxy.Velocity;
-import de.steamwar.velocitycore.VelocityCore;
-import de.steamwar.velocitycore.listeners.ChatListener;
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.ChatterGroup;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.sql.IgnoreSystem;
+import de.steamwar.velocitycore.VelocityCore;
+import de.steamwar.velocitycore.listeners.ChatListener;
 
 import static de.steamwar.persistent.Storage.lastChats;
 
+@Linked
 public class MsgCommand extends SWCommand {
 
     public MsgCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/PingCommand.java

@@ -20,8 +20,10 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.PlayerChatter;
 
+@Linked
 public class PingCommand extends SWCommand {
 
     public PingCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/PlaytimeCommand.java

@@ -20,11 +20,13 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.SteamwarUser;
 
 import java.text.NumberFormat;
 
+@Linked
 public class PlaytimeCommand extends SWCommand {
 
     public PlaytimeCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/PollCommand.java

@@ -19,12 +19,14 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.PollSystem;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeValidator;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.PollAnswer;
 
+@Linked
 public class PollCommand extends SWCommand {
 
     public PollCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/PollresultCommand.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.PollSystem;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeValidator;
@@ -28,6 +29,7 @@ import de.steamwar.sql.UserPerm;
 
 import java.util.Map;
 
+@Linked
 public class PollresultCommand extends SWCommand {
 
     public PollresultCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/RCommand.java

@@ -20,10 +20,12 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.PlayerChatter;
 
 import static de.steamwar.persistent.Storage.lastChats;
 
+@Linked
 public class RCommand extends SWCommand {
 
     public RCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/RankCommand.java

@@ -20,6 +20,7 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.sql.SteamwarUser;
@@ -28,6 +29,7 @@ import de.steamwar.velocitycore.ArenaMode;
 
 import java.util.Optional;
 
+@Linked
 public class RankCommand extends SWCommand {
 
     public RankCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/ReplayCommand.java

@@ -19,6 +19,8 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.ArenaMode;
 import de.steamwar.messages.Message;
 import de.steamwar.velocitycore.ServerStarter;
@@ -32,6 +34,8 @@ import de.steamwar.sql.*;
 import java.util.ArrayList;
 import java.util.List;
 
+@Linked
+@EventMode(false)
 public class ReplayCommand extends SWCommand {
 
     public ReplayCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/RulesCommand.java

@@ -20,12 +20,14 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import net.kyori.adventure.text.event.ClickEvent;
 
 import java.util.Arrays;
 
+@Linked
 public class RulesCommand extends SWCommand {
     public RulesCommand() {
         super("rules", "regeln");

VelocityCore/src/de/steamwar/velocitycore/commands/SendCommand.java

@@ -26,6 +26,7 @@ import com.velocitypowered.api.proxy.server.ServerInfo;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.persistent.Subserver;
@@ -38,6 +39,7 @@ import java.util.Collection;
 import java.util.List;
 import java.util.stream.Collectors;
 
+@Linked
 public class SendCommand extends SWCommand {
 
     // /send <server> [<users>]

VelocityCore/src/de/steamwar/velocitycore/commands/ServerTeamchatCommand.java

@@ -19,11 +19,13 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.ChatListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.UserPerm;
 
+@Linked
 public class ServerTeamchatCommand extends SWCommand {
 
     public ServerTeamchatCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/SetLocaleCommand.java

@@ -20,10 +20,12 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.PlayerChatter;
 import de.steamwar.network.packets.server.LocaleInvalidationPacket;
 import de.steamwar.velocitycore.network.NetworkSender;
 
+@Linked
 public class SetLocaleCommand extends SWCommand {
 
     public SetLocaleCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/StatCommand.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.Node;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.Chatter;
@@ -29,6 +30,7 @@ import java.io.InputStreamReader;
 import java.util.HashMap;
 import java.util.Map;
 
+@Linked
 public class StatCommand extends SWCommand {
 
     public StatCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/StreamingCommand.java

@@ -20,11 +20,15 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Storage;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.sql.UserPerm;
 
+@Linked
+@EventMode(false)
 public class StreamingCommand extends SWCommand {
 
     public static boolean isNotStreaming(Chatter sender) {

VelocityCore/src/de/steamwar/velocitycore/commands/TeamCommand.java

@@ -29,6 +29,7 @@ import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.messages.PlayerChatter;
@@ -52,6 +53,7 @@ import java.util.stream.Stream;
 
 import static de.steamwar.persistent.Storage.teamInvitations;
 
+@Linked
 public class TeamCommand extends SWCommand {
 
     public TeamCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/TeamchatCommand.java

@@ -19,12 +19,14 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.ChatListener;
 import de.steamwar.command.SWCommand;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.ChatterGroup;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
 public class TeamchatCommand extends SWCommand {
 
     public TeamchatCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/TpCommand.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.commands;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.ServerConnection;
 import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.*;
 import de.steamwar.velocitycore.util.BauLock;
 import de.steamwar.command.PreviousArguments;
@@ -39,6 +40,7 @@ import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
 
+@Linked
 public class TpCommand extends SWCommand {
 
     public TpCommand(){

VelocityCore/src/de/steamwar/velocitycore/commands/UnIgnoreCommand.java

@@ -20,10 +20,12 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.IgnoreSystem;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
 public class UnIgnoreCommand extends SWCommand {
 
     public UnIgnoreCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/VerifyCommand.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.commands;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.discord.util.AuthManager;
 import de.steamwar.command.SWCommand;
@@ -28,6 +29,7 @@ import net.dv8tion.jda.api.entities.User;
 import java.util.Base64;
 import java.util.logging.Level;
 
+@Linked
 public class VerifyCommand extends SWCommand {
 
     public VerifyCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/WebpasswordCommand.java

@@ -20,9 +20,13 @@
 package de.steamwar.velocitycore.commands;
 
 import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
+@EventMode(false)
 public class WebpasswordCommand extends SWCommand {
 
     public WebpasswordCommand() {

VelocityCore/src/de/steamwar/velocitycore/commands/WhoisCommand.java

@@ -23,6 +23,7 @@ import com.velocitypowered.api.proxy.Player;
 import de.steamwar.command.PreviousArguments;
 import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.persistent.Storage;
@@ -41,7 +42,7 @@ import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-
+@Linked
 public class WhoisCommand extends SWCommand {
     public WhoisCommand() {
         super("whois");

VelocityCore/src/de/steamwar/velocitycore/listeners/BanListener.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.listeners;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.connection.LoginEvent;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.sql.BannedUserIPs;
@@ -36,6 +37,7 @@ import java.util.List;
 import java.util.function.Function;
 import java.util.stream.Collectors;
 
+@Linked
 public class BanListener extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/listeners/ChatListener.java

@@ -29,6 +29,7 @@ import com.velocitypowered.api.proxy.ConsoleCommandSource;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.ServerConnection;
 import com.velocitypowered.api.proxy.server.ServerInfo;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.ChatterGroup;
 import de.steamwar.messages.Message;
@@ -50,6 +51,7 @@ import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
 
+@Linked
 public class ChatListener extends BasicListener {
 
     private static final Logger cmdLogger = Logger.getLogger("Command logger");

VelocityCore/src/de/steamwar/velocitycore/listeners/CheckListener.java

@@ -24,6 +24,7 @@ import com.velocitypowered.api.event.connection.DisconnectEvent;
 import com.velocitypowered.api.event.connection.PostLoginEvent;
 import com.velocitypowered.api.event.player.ServerConnectedEvent;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Bauserver;
 import de.steamwar.persistent.Subserver;
@@ -34,6 +35,7 @@ import de.steamwar.velocitycore.commands.CheckCommand;
 import java.util.ArrayList;
 import java.util.List;
 
+@Linked
 public class CheckListener extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/listeners/ConnectionListener.java

@@ -27,6 +27,7 @@ import com.velocitypowered.api.event.player.KickedFromServerEvent;
 import com.velocitypowered.api.network.ProtocolVersion;
 import com.velocitypowered.api.permission.Tristate;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.messages.Message;
 import de.steamwar.persistent.Subserver;
@@ -45,6 +46,7 @@ import java.util.HashSet;
 import java.util.Set;
 import java.util.UUID;
 
+@Linked
 public class ConnectionListener extends BasicListener {
 
     private static final Set<UUID> newPlayers = new HashSet<>();

VelocityCore/src/de/steamwar/velocitycore/listeners/CookieEvents.java

@@ -22,11 +22,15 @@ package de.steamwar.velocitycore.listeners;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.player.CookieReceiveEvent;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.sql.EventFight;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.velocitycore.EventStarter;
 import de.steamwar.velocitycore.VelocityCore;
 
+@Linked
+@EventMode(false)
 public class CookieEvents extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/listeners/EventModeListener.java

@@ -19,27 +19,25 @@
 
 package de.steamwar.velocitycore.listeners;
 
-import java.net.InetSocketAddress;
-import java.nio.charset.Charset;
-import java.util.List;
-
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.connection.PostLoginEvent;
 import com.velocitypowered.api.event.player.ServerConnectedEvent;
 import com.velocitypowered.api.network.ProtocolVersion;
 import com.velocitypowered.api.proxy.Player;
-
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.persistent.Subserver;
-import de.steamwar.sql.Event;
+import de.steamwar.sql.*;
-import de.steamwar.sql.EventFight;
-import de.steamwar.sql.Referee;
-import de.steamwar.sql.SteamwarUser;
-import de.steamwar.sql.TeamTeilnahme;
 import de.steamwar.velocitycore.EventStarter;
 import de.steamwar.velocitycore.VelocityCore;
 import net.kyori.adventure.key.Key;
 
+import java.net.InetSocketAddress;
+import java.util.List;
+
+@Linked
+@EventMode(true)
 public class EventModeListener extends BasicListener {
 
     public static final Key EVENT_TO_SPECTATE_KEY = Key.key("sw", "event_to_spectate");

VelocityCore/src/de/steamwar/velocitycore/listeners/IPSanitizer.java

@@ -26,6 +26,7 @@ import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.proxy.connection.MinecraftConnection;
 import com.velocitypowered.proxy.connection.client.ConnectedPlayer;
 import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
+import de.steamwar.linkage.Linked;
 import de.steamwar.persistent.Reflection;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.mods.Hostname;
@@ -38,6 +39,7 @@ import java.util.Map;
 import java.util.UUID;
 import java.util.logging.Level;
 
+@Linked
 public class IPSanitizer extends BasicListener {
 
     private static final Map<UUID, InetAddress> trueAddress = new HashMap<>(); // Will likely slightly leak over time

VelocityCore/src/de/steamwar/velocitycore/listeners/PluginMessage.java

@@ -31,6 +31,7 @@ import com.velocitypowered.api.proxy.messages.ChannelMessageSource;
 import com.velocitypowered.api.proxy.messages.LegacyChannelIdentifier;
 import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
 import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.network.packets.NetworkPacket;
 import de.steamwar.sql.SteamwarUser;
@@ -50,6 +51,7 @@ import java.util.*;
 import java.util.function.Consumer;
 import java.util.logging.Level;
 
+@Linked
 public class PluginMessage extends BasicListener {
 
     public static void send(Player player, String legacyChannel, String channel, byte[] data) {

VelocityCore/src/de/steamwar/velocitycore/listeners/SessionManager.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.listeners;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.connection.DisconnectEvent;
 import com.velocitypowered.api.event.connection.PostLoginEvent;
+import de.steamwar.linkage.Linked;
 import de.steamwar.sql.AuditLog;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.sql.Session;
@@ -32,6 +33,7 @@ import java.time.Instant;
 
 import static de.steamwar.persistent.Storage.sessions;
 
+@Linked
 public class SessionManager extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/listeners/SettingsChangedListener.java

@@ -22,11 +22,13 @@ package de.steamwar.velocitycore.listeners;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.player.PlayerSettingsChangedEvent;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.network.NetworkSender;
 import de.steamwar.sql.SteamwarUser;
 import de.steamwar.network.packets.server.LocaleInvalidationPacket;
 
+@Linked
 public class SettingsChangedListener extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/listeners/TexturePackSystem.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.listeners;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.player.ServerPostConnectEvent;
 import com.velocitypowered.api.proxy.player.ResourcePackInfo;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import net.kyori.adventure.text.Component;
 
@@ -33,6 +34,7 @@ import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 
 // https://jd.papermc.io/velocity/3.4.0/com/velocitypowered/api/proxy/player/ResourcePackInfo.Builder.html#setHash(byte%5B%5D)
+@Linked
 public class TexturePackSystem extends BasicListener {
 
     private static final File PACKS_DIR = new File("/var/www/packs");

VelocityCore/src/de/steamwar/velocitycore/listeners/VersionAnnouncer.java

@@ -26,6 +26,7 @@ import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.server.ServerInfo;
 import com.viaversion.viaversion.api.Via;
 import com.viaversion.viaversion.velocity.platform.VelocityViaConfig;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.network.packets.server.ClientVersionPacket;
 import de.steamwar.persistent.Subserver;
@@ -35,6 +36,7 @@ import de.steamwar.velocitycore.network.NetworkSender;
 import java.time.Duration;
 import java.time.temporal.ChronoUnit;
 
+@Linked
 public class VersionAnnouncer extends BasicListener {
 
     @Subscribe

VelocityCore/src/de/steamwar/velocitycore/mods/Badlion.java

@@ -22,7 +22,9 @@ package de.steamwar.velocitycore.mods;
 import com.google.gson.JsonObject;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
+import de.steamwar.linkage.Linked;
 
+@Linked
 public class Badlion {
     // https://github.com/BadlionClient/BadlionClientModAPI
 

VelocityCore/src/de/steamwar/velocitycore/mods/FML2.java

@@ -25,6 +25,7 @@ import com.velocitypowered.api.proxy.LoginPhaseConnection;
 import com.velocitypowered.api.proxy.messages.MinecraftChannelIdentifier;
 import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
 import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.listeners.BasicListener;
 import de.steamwar.velocitycore.listeners.PluginMessage;
@@ -37,6 +38,7 @@ import net.kyori.adventure.text.Component;
 import java.util.*;
 import java.util.logging.Level;
 
+@Linked
 public class FML2 extends BasicListener {
     // FML2: https://wiki.vg/Minecraft_Forge_Handshake#FML2_protocol_.281.13_-_Current.29
     // FML3: https://github.com/adde0109/Ambassador/tree/non-api/src/main/java/org/adde0109/ambassador/forge

VelocityCore/src/de/steamwar/velocitycore/mods/FabricModSender.java

@@ -28,6 +28,7 @@ import com.velocitypowered.api.event.connection.PluginMessageEvent;
 import com.velocitypowered.api.event.player.ServerConnectedEvent;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.proxy.protocol.ProtocolUtils;
+import de.steamwar.linkage.Linked;
 import de.steamwar.persistent.Storage;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.listeners.BasicListener;
@@ -40,6 +41,7 @@ import io.netty.buffer.Unpooled;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
 
+@Linked
 public class FabricModSender extends BasicListener {
 
     private final Set<String> neededFabricMods = new HashSet<>();

VelocityCore/src/de/steamwar/velocitycore/mods/Hostname.java

@@ -24,6 +24,7 @@ import com.velocitypowered.api.event.connection.ConnectionHandshakeEvent;
 import com.velocitypowered.proxy.connection.client.InitialInboundConnection;
 import com.velocitypowered.proxy.connection.client.LoginInboundConnection;
 import com.velocitypowered.proxy.protocol.packet.HandshakePacket;
+import de.steamwar.linkage.Linked;
 import de.steamwar.persistent.Reflection;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.velocitycore.listeners.BasicListener;
@@ -32,6 +33,7 @@ import java.util.HashSet;
 import java.util.Set;
 import java.util.logging.Level;
 
+@Linked
 public class Hostname extends BasicListener {
 
     private static final Reflection.Field<LoginInboundConnection, InitialInboundConnection> delegate = new Reflection.Field<>(LoginInboundConnection.class, "delegate");

VelocityCore/src/de/steamwar/velocitycore/mods/ReplayMod.java

@@ -22,6 +22,7 @@ package de.steamwar.velocitycore.mods;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.player.ServerPostConnectEvent;
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.persistent.Bauserver;
 import de.steamwar.persistent.Builderserver;
 import de.steamwar.velocitycore.VelocityCore;
@@ -32,6 +33,7 @@ import de.steamwar.velocitycore.listeners.PluginMessage;
 
 import java.util.Arrays;
 
+@Linked
 public class ReplayMod extends BasicListener {
     // https://gist.github.com/Johni0702/2547c463e51f65f312cb
     // https://github.com/ReplayMod/replay-restrictions/blob/master/bungeecord/src/main/java/de/johni0702/replay/restrictions/BungeeCordPlugin.java

VelocityCore/src/de/steamwar/velocitycore/mods/Schematica.java

@@ -22,8 +22,10 @@ package de.steamwar.velocitycore.mods;
 import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.connection.PostLoginEvent;
 import com.velocitypowered.api.proxy.messages.LegacyChannelIdentifier;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.listeners.BasicListener;
 
+@Linked
 public class Schematica extends BasicListener {
     // https://github.com/Lunatrius/SchematicaPlugin/blob/master/src/main/java/com/github/lunatrius/schematica/plugin/SchematicaPlugin.java
 

VelocityCore/src/de/steamwar/velocitycore/network/handlers/AnvilAnswerHandler.java

@@ -19,10 +19,12 @@
 
 package de.steamwar.velocitycore.network.handlers;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.client.AnvilAnswerPacket;
 import de.steamwar.velocitycore.inventory.SWAnvilInv;
 
+@Linked
 public class AnvilAnswerHandler extends PacketHandler {
 
     @Handler

VelocityCore/src/de/steamwar/velocitycore/network/handlers/EloPlayerHandler.java

@@ -20,6 +20,8 @@
 package de.steamwar.velocitycore.network.handlers;
 
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.EventMode;
+import de.steamwar.linkage.Linked;
 import de.steamwar.messages.Chatter;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.common.FightEndsPacket;
@@ -38,6 +40,7 @@ import java.util.concurrent.TimeUnit;
 import java.util.function.IntFunction;
 import java.util.stream.Collectors;
 
+@Linked
 public class EloPlayerHandler extends PacketHandler {
 
     private static final int MEDIAN_ELO_GAIN = 40;

VelocityCore/src/de/steamwar/velocitycore/network/handlers/EloSchemHandler.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.network.handlers;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.common.FightEndsPacket;
 import de.steamwar.sql.SchemElo;
@@ -26,6 +27,7 @@ import de.steamwar.sql.SchematicNode;
 import de.steamwar.sql.SchematicType;
 import de.steamwar.velocitycore.ArenaMode;
 
+@Linked
 public class EloSchemHandler extends PacketHandler {
 
     private static final int K = 20;

VelocityCore/src/de/steamwar/velocitycore/network/handlers/ExecuteCommandHandler.java

@@ -19,11 +19,13 @@
 
 package de.steamwar.velocitycore.network.handlers;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.VelocityCore;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.client.ExecuteCommandPacket;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
 public class ExecuteCommandHandler extends PacketHandler {
 
     @Handler

VelocityCore/src/de/steamwar/velocitycore/network/handlers/FightInfoHandler.java

@@ -21,6 +21,7 @@ package de.steamwar.velocitycore.network.handlers;
 
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.network.NetworkSender;
 import de.steamwar.velocitycore.network.ServerMetaInfo;
 import de.steamwar.velocitycore.tablist.TablistManager;
@@ -30,6 +31,7 @@ import de.steamwar.network.packets.common.FightInfoPacket;
 import java.util.HashSet;
 import java.util.Set;
 
+@Linked
 public class FightInfoHandler extends PacketHandler {
 
     private static final Set<RegisteredServer> lobbys = new HashSet<>();

VelocityCore/src/de/steamwar/velocitycore/network/handlers/ImALobbyHandler.java

@@ -19,10 +19,12 @@
 
 package de.steamwar.velocitycore.network.handlers;
 
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.network.ServerMetaInfo;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.client.ImALobbyPacket;
 
+@Linked
 public class ImALobbyHandler extends PacketHandler {
 
     @Handler

VelocityCore/src/de/steamwar/velocitycore/network/handlers/InventoryCallbackHandler.java

@@ -20,6 +20,7 @@
 package de.steamwar.velocitycore.network.handlers;
 
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.inventory.InvCallback;
 import de.steamwar.velocitycore.inventory.SWInventory;
 import de.steamwar.velocitycore.network.NetworkSender;
@@ -33,6 +34,7 @@ import de.steamwar.sql.SteamwarUser;
 import java.util.HashMap;
 import java.util.Map;
 
+@Linked
 public class InventoryCallbackHandler extends PacketHandler {
 
     public static final Map<Integer, SWInventory> inventoryHashMap = new HashMap<>();

VelocityCore/src/de/steamwar/velocitycore/network/handlers/PlayerSkinHandler.java

@@ -27,6 +27,7 @@ import com.velocitypowered.api.event.Subscribe;
 import com.velocitypowered.api.event.connection.PostLoginEvent;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.util.GameProfile;
+import de.steamwar.linkage.Linked;
 import de.steamwar.network.packets.PacketHandler;
 import de.steamwar.network.packets.common.PlayerSkinRequestPacket;
 import de.steamwar.network.packets.common.PlayerSkinResponsePacket;
@@ -46,6 +47,7 @@ import java.util.Set;
 import java.util.UUID;
 import java.util.stream.Collectors;
 
+@Linked
 public class PlayerSkinHandler extends PacketHandler {
 
     private final int maxCacheSize = 1000;

VelocityCore/src/de/steamwar/velocitycore/network/handlers/PrepareSchemHandler.java

@@ -20,6 +20,7 @@
 package de.steamwar.velocitycore.network.handlers;
 
 import com.velocitypowered.api.proxy.Player;
+import de.steamwar.linkage.Linked;
 import de.steamwar.velocitycore.ArenaMode;
 import de.steamwar.velocitycore.ServerStarter;
 import de.steamwar.velocitycore.VelocityCore;
@@ -28,6 +29,7 @@ import de.steamwar.network.packets.client.PrepareSchemPacket;
 import de.steamwar.sql.SchematicType;
 import de.steamwar.sql.SteamwarUser;
 
+@Linked
 public class PrepareSchemHandler extends PacketHandler {
 
     @Handler

VelocityCore/src/de/steamwar/velocitycore/tablist/TablistManager.java

@@ -26,6 +26,8 @@ import com.velocitypowered.api.event.player.ServerPostConnectEvent;
 import com.velocitypowered.api.network.ProtocolVersion;
 import com.velocitypowered.api.proxy.Player;
 import com.velocitypowered.api.proxy.server.RegisteredServer;
+import de.steamwar.linkage.Linked;
+import de.steamwar.linkage.api.Disable;
 import de.steamwar.network.packets.common.FightInfoPacket;
 import de.steamwar.persistent.Storage;
 import de.steamwar.persistent.Subserver;
@@ -38,7 +40,8 @@ import java.util.List;
 import java.util.Map;
 import java.util.concurrent.TimeUnit;
 
-public class TablistManager extends BasicListener {
+@Linked
+public class TablistManager extends BasicListener implements Disable {
 
     private static final Map<RegisteredServer, FightInfoPacket> fightInfos = new HashMap<>();