Paper/Spigot-Server-Patches/0468-Don-t-fire-BlockFade-on-worldgen-threads.patch
Spottedleaf c29c36e782 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:
3284612a SPIGOT-5853: Add DragonBattle#generateEndPortal()
e4db04ae SPIGOT-5841: New map colours broken

CraftBukkit Changes:
d4243510 SPIGOT-5853: DragonBattle#getEndPortalLocation() throws NPE on new world
1601ec31 SPIGOT-5845: ChatColor.RESET does not work in ItemMeta to reset italics
4d92db6f CraftChatMessageTest does not need AbstractTestingBase
71045d3d SPIGOT-5828: Unlock worlds on unload
dbc347b9 SPIGOT-5841: New map colours broken
14053c70 SPIGOT-5847: BlockFadeEvent cannot be triggered asynchronously from another thread

Spigot Changes:
6f4ff1b6 SPIGOT-5851: ChatColor (HEX) doesn't appear correctly in the ActionBar
d94a518a SPIGOT-5848: PlayerSpawnLocationEvent throws NPE when setting a location of another world
2020-06-26 22:12:11 -07:00

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1.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Thu, 23 Apr 2020 01:36:39 -0400
Subject: [PATCH] Don't fire BlockFade on worldgen threads
Caused a deadlock
diff --git a/src/main/java/net/minecraft/server/BlockFire.java b/src/main/java/net/minecraft/server/BlockFire.java
index a11a775a929c5f868f1b84c56d7e1715a91db236..a8875a9a5fa6b285b41f3de1bc81c44f35ea5cce 100644
--- a/src/main/java/net/minecraft/server/BlockFire.java
+++ b/src/main/java/net/minecraft/server/BlockFire.java
@@ -35,6 +35,7 @@ public class BlockFire extends BlockFireAbstract {
@Override
public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
// CraftBukkit start
+ if (!(generatoraccess instanceof WorldServer)) return this.canPlace(iblockdata, generatoraccess, blockposition) ? (IBlockData) this.a(generatoraccess, blockposition, (Integer) iblockdata.get(BlockFire.AGE)) : Blocks.AIR.getBlockData(); // Paper - don't fire events in world generation
if (!this.canPlace(iblockdata, generatoraccess, blockposition)) {
// Suppress during worldgen
if (!(generatoraccess instanceof World)) {
@@ -50,7 +51,7 @@ public class BlockFire extends BlockFireAbstract {
return blockState.getHandle();
}
}
- return this.a(generatoraccess, blockposition, (Integer) iblockdata.get(BlockFire.AGE));
+ return this.a(generatoraccess, blockposition, (Integer) iblockdata.get(BlockFire.AGE)); // Paper - diff on change, see "don't fire events in world generation"
// CraftBukkit end
}