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Skip events if there's no listeners

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This commit is contained in:
William Blake Galbreath
2020-04-04 17:19:53 -05:00
parent 04dc309d5a
commit f14e058fd4
1 changed files with 32 additions and 0 deletions
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32
patches/server/0124-Skip-events-if-there-s-no-listeners.patch Normal file
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@@ -0,0 +1,32 @@
From 28a031dde622114b5b89e25f0cad11416b91ef7b Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Sat, 4 Apr 2020 03:07:59 -0500
Subject: [PATCH] Skip events if there's no listeners
---
src/main/java/net/minecraft/server/CommandDispatcher.java | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/main/java/net/minecraft/server/CommandDispatcher.java b/src/main/java/net/minecraft/server/CommandDispatcher.java
index 3b15f953bc..1a2213873a 100644
--- a/src/main/java/net/minecraft/server/CommandDispatcher.java
+++ b/src/main/java/net/minecraft/server/CommandDispatcher.java
@@ -256,6 +256,7 @@ public class CommandDispatcher {
map.put(this.b.getRoot(), rootcommandnode);
this.a(this.b.getRoot(), rootcommandnode, entityplayer.getCommandListener(), (Map) map);
+ if (PlayerCommandSendEvent.getHandlerList().getRegisteredListeners().length > 0) { // Purpur - skip all this crap if there's nothing listening
Collection<String> bukkit = new LinkedHashSet<>();
for (CommandNode node : rootcommandnode.getChildren()) {
bukkit.add(node.getName());
@@ -271,6 +272,7 @@ public class CommandDispatcher {
}
}
// CraftBukkit end
+ } // Purpur - skip event
entityplayer.playerConnection.sendPacket(new PacketPlayOutCommands(rootcommandnode));
}
--
2.24.0