PaperMC/patches/server/0624-fix-PlayerItemHeldEvent-firing-twice.patch
Spottedleaf 41647af74c Do not use worldgen executor for api profile completions
We cannot put blocking network I/O onto the worldgen threads,
this will crash the server if it stalls
2022-07-03 14:55:56 -07:00

18 lines
1.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: chickeneer <emcchickeneer@gmail.com>
Date: Thu, 22 Apr 2021 19:02:07 -0700
Subject: [PATCH] fix PlayerItemHeldEvent firing twice
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 6fb7bfd504839cc4a6f38ec9f99a571a1396e222..33354c6ca4005d3ae1aedc4fac57dcd047bab853 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1986,6 +1986,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
if (this.player.isImmobile()) return; // CraftBukkit
if (packet.getSlot() >= 0 && packet.getSlot() < Inventory.getSelectionSize()) {
+ if (packet.getSlot() == this.player.getInventory().selected) { return; } // Paper - don't fire itemheldevent when there wasn't a slot change
PlayerItemHeldEvent event = new PlayerItemHeldEvent(this.getCraftPlayer(), this.player.getInventory().selected, packet.getSlot());
this.cserver.getPluginManager().callEvent(event);
if (event.isCancelled()) {