PaperMC/Spigot-Server-Patches/0408-Fix-AssertionError-when-player-hand-set-to-empty-typ.patch
Aikar 842e040c19
Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
220bc594 #486: Add method to get player's attack cooldown
21853d39 SPIGOT-5681: Increase max plugin channel size
5b972adc Improve build process
b55e58d9 Note which custom generator is missing required method

CraftBukkit Changes:
893ad93b #650: Add method to get player's attack cooldown
ef706b06 #655: Added support for the VM tag jansi.passthrough when processing messages sent to a ColouredConsoleSender.
e0cfb347 SPIGOT-5689: Fireball.setDirection increases velocity too much
94cb030f SPIGOT-5673: swingHand API does not show to self
b331a055 SPIGOT-5680: isChunkGenerated creates empty region files
e1335932 Improve build process
a8ec1d60 Add a couple of method null checks to CraftWorld
ce66f693 Misc checkstyle fixes
8bd0e9ab SPIGOT-5669: Fix Beehive.isSedated

Spigot Changes:
2040c4c4 SPIGOT-5677, MC-114796: Fix portals generating outside world border
ab8f6b5a Rebuild patches
e7dc2f53 Rebuild patches
2020-04-27 03:34:45 -04:00

38 lines
1.8 KiB
Diff

From e548c3e437a9d6a1dc445f9afd2b312b971ba9c8 Mon Sep 17 00:00:00 2001
From: Lukasz Derlatka <toranktto@gmail.com>
Date: Mon, 11 Nov 2019 16:08:13 +0100
Subject: [PATCH] Fix AssertionError when player hand set to empty type
Fixes an AssertionError when setting the player's item in hand to null or a new ItemStack of Air in PlayerInteractEvent
Fixes GH-2718
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 24594aa0e9..aada8d3b08 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1891,6 +1891,7 @@ public abstract class EntityLiving extends Entity {
return this.getEquipment(EnumItemSlot.OFFHAND);
}
+ public ItemStack getItemInHand(EnumHand enumhand) { return this.b(enumhand); } // Paper - OBFHELPER
public ItemStack b(EnumHand enumhand) {
if (enumhand == EnumHand.MAIN_HAND) {
return this.getEquipment(EnumItemSlot.MAINHAND);
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index f00653dfe7..71d045ee00 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -1430,6 +1430,10 @@ public class PlayerConnection implements PacketListenerPlayIn {
if (cancelled) {
this.player.getBukkitEntity().updateInventory(); // SPIGOT-2524
} else {
+ // Paper start
+ itemstack = this.player.getItemInHand(enumhand);
+ if (itemstack.isEmpty()) return;
+ // Paper end
this.player.playerInteractManager.a(this.player, worldserver, itemstack, enumhand);
}
// CraftBukkit end
--
2.26.2