PaperMC/patches/server/0181-Flag-to-disable-the-channel-limit.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sat, 31 Mar 2018 17:04:26 +0100
Subject: [PATCH] Flag to disable the channel limit

In some enviroments, the channel limit set by spigot can cause issues,
e.g. servers which allow and support the usage of mod packs.

provide an optional flag to disable this check, at your own risk.

diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 19f644442eb7ae352d655d5e62f47f261b7b1b0a..db79201906e231b13c6f237193c3e8597bce9106 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -209,6 +209,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     private CraftWorldBorder clientWorldBorder = null;
     private BorderChangeListener clientWorldBorderListener = this.createWorldBorderListener();
     public org.bukkit.event.player.PlayerResourcePackStatusEvent.Status resourcePackStatus; // Paper - more resource pack API
+    private static final boolean DISABLE_CHANNEL_LIMIT = System.getProperty("paper.disableChannelLimit") != null; // Paper - add a flag to disable the channel limit
 
     public CraftPlayer(CraftServer server, ServerPlayer entity) {
         super(server, entity);
@@ -2269,7 +2270,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
     }
 
     public void addChannel(String channel) {
-        Preconditions.checkState(this.channels.size() < 128, "Cannot register channel '%s'. Too many channels registered!", channel);
+        Preconditions.checkState(DISABLE_CHANNEL_LIMIT || this.channels.size() < 128, "Cannot register channel '%s'. Too many channels registered!", channel); // Paper - flag to disable channel limit
         channel = StandardMessenger.validateAndCorrectChannel(channel);
         if (this.channels.add(channel)) {
             this.server.getPluginManager().callEvent(new PlayerRegisterChannelEvent(this, channel));