Paper/patches/server/0898-fix-Jigsaw-block-kicking-user.patch
Jake Potrebic 9147456fc9
Updated Upstream (CraftBukkit/Spigot) (#8815)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
ab8ace685 SPIGOT-7236: Bone meal doesn't increase use statistic
7dcb59b8e Avoid switch on material in previous commit

Spigot Changes:
19641c75 SPIGOT-7235: World.Spigot#strikeLightningEffect doesn't do anything
2023-01-27 12:52:04 -08:00

43 lines
2.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Legitimoose <legitimoose@gmail.com>
Date: Wed, 28 Sep 2022 22:45:49 -0700
Subject: [PATCH] fix Jigsaw block kicking user
diff --git a/src/main/java/net/minecraft/world/level/block/entity/JigsawBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/JigsawBlockEntity.java
index 8efdd41fbd14a2127a6d52577550bb781bc8c5f7..182e16c1d968707a11329150d71b7d01df6c6e52 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/JigsawBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/JigsawBlockEntity.java
@@ -109,7 +109,12 @@ public class JigsawBlockEntity extends BlockEntity {
public void generate(ServerLevel world, int maxDepth, boolean keepJigsaws) {
BlockPos blockPos = this.getBlockPos().relative(this.getBlockState().getValue(JigsawBlock.ORIENTATION).front());
Registry<StructureTemplatePool> registry = world.registryAccess().registryOrThrow(Registries.TEMPLATE_POOL);
- Holder<StructureTemplatePool> holder = registry.getHolderOrThrow(this.pool);
+ // Paper start - Replace getHolderOrThrow with a null check
+ Holder<StructureTemplatePool> holder = registry.getHolder(this.pool).orElse(null);
+ if (holder == null) {
+ return;
+ }
+ // Paper end
JigsawPlacement.generateJigsaw(world, holder, this.target, maxDepth, blockPos, keepJigsaws);
}
diff --git a/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java b/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
index 2c5165835dede1abc07ff508c820f0fe1a1027d0..194864460a5508b6b60f445d6c7923c2ae14a15b 100644
--- a/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
+++ b/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
@@ -85,7 +85,13 @@ public class StructureTemplatePool {
}
public StructurePoolElement getRandomTemplate(RandomSource random) {
+ //Paper start - Prevent random.nextInt throwing an IllegalArgumentException
+ if (this.templates.size() == 0) {
+ return EmptyPoolElement.INSTANCE;
+ } else {
return this.templates.get(random.nextInt(this.templates.size()));
+ }
+ // Paper end
}
public List<StructurePoolElement> getShuffledTemplates(RandomSource random) {