geforkt von Mirrors/Paper
89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
21 Zeilen
1.3 KiB
Diff
21 Zeilen
1.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Mon, 12 Jul 2021 12:28:29 +0100
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Subject: [PATCH] Use a CHM for StructureTemplate.Pallete cache
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fixes a CME due to this collection being shared across threads
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diff --git a/src/main/java/net/minecraft/world/level/levelgen/structure/templatesystem/StructureTemplate.java b/src/main/java/net/minecraft/world/level/levelgen/structure/templatesystem/StructureTemplate.java
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index 75ba5a7fe002b5834f12e3a1159c15e6166c9c28..be8aab51a1b92a3a0cc94976975fc3aabc46f0b4 100644
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--- a/src/main/java/net/minecraft/world/level/levelgen/structure/templatesystem/StructureTemplate.java
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+++ b/src/main/java/net/minecraft/world/level/levelgen/structure/templatesystem/StructureTemplate.java
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@@ -852,7 +852,7 @@ public class StructureTemplate {
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public static final class Palette {
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private final List<StructureTemplate.StructureBlockInfo> blocks;
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- private final Map<Block, List<StructureTemplate.StructureBlockInfo>> cache = Maps.newHashMap();
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+ private final Map<Block, List<StructureTemplate.StructureBlockInfo>> cache = Maps.newConcurrentMap(); // Paper - Fix CME due to this collection being shared across threads
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Palette(List<StructureTemplate.StructureBlockInfo> infos) {
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this.blocks = infos;
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