src/de/steamwar/bungeecore/bot/commands/ListCommand.java

@@ -32,10 +32,10 @@ public class ListCommand extends BasicDiscordCommand {
 
     @Override
     public void run(SlashCommandEvent event) {
-        de.steamwar.bungeecore.commands.ListCommand.updateCustomTablist();
+        de.steamwar.bungeecore.commands.ListCommand.getCustomTablist();
         EmbedBuilder embedBuilder = new EmbedBuilder();
         embedBuilder.setTitle("List");
-        de.steamwar.bungeecore.commands.ListCommand.getPlayerMap().forEach((s, proxiedPlayers) -> {
+        de.steamwar.bungeecore.commands.ListCommand.getCustomTablist().forEach((s, proxiedPlayers) -> {
             embedBuilder.addField(s, proxiedPlayers.stream().map(player -> "`" + player.getName() + "`").collect(Collectors.joining(", ")), true);
         });
         event.replyEmbeds(embedBuilder.build()).setEphemeral(true).queue();

src/de/steamwar/bungeecore/commands/ListCommand.java

@@ -22,7 +22,6 @@ package de.steamwar.bungeecore.commands;
 import de.steamwar.bungeecore.Message;
 import de.steamwar.bungeecore.Servertype;
 import de.steamwar.bungeecore.Subserver;
-import lombok.Getter;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.config.ServerInfo;
@@ -40,12 +39,8 @@ public class ListCommand extends BasicCommand {
         super("list", "");
     }
 
-    @Getter
+    public static synchronized TreeMap<String, List<ProxiedPlayer>> getCustomTablist(){
-    private static final TreeMap<String, List<ProxiedPlayer>> playerMap = new TreeMap<>();
+        TreeMap<String, List<ProxiedPlayer>> playerMap = new TreeMap<>();
-
-    public static synchronized void updateCustomTablist(){
-        //Calculate server-player-map
-        playerMap.clear();
         for (ProxiedPlayer player : ProxyServer.getInstance().getPlayers()) {
             Server pserver = player.getServer();
             if (pserver == null) //Happens temporarily
@@ -62,11 +57,12 @@ public class ListCommand extends BasicCommand {
             }
         }
         playerMap.forEach((server, players) -> players.sort((proxiedPlayer, t1) -> proxiedPlayer.getName().compareToIgnoreCase(t1.getName())));
+        return playerMap;
     }
 
     @Override
     public void execute(CommandSender commandSender, String[] strings) {
-        updateCustomTablist();
+        TreeMap<String, List<ProxiedPlayer>> playerMap = getCustomTablist();
         for (String server : playerMap.navigableKeySet()) {
             if (server.equals("Bau")) {
                 server = Message.parse("TABLIST_BAU", commandSender);