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Fix creating the reverse map for loot table keys (#9766)

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Jake Potrebic 2023-09-28 16:29:34 -07:00 committed by GitHub
parent fe54a13b13
commit 1765917a6f
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patches/server/1035-Fix-creating-the-reverse-map-for-loot-table-keys.patch Normal file
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@ -0,0 +1,36 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Tue, 26 Sep 2023 18:32:49 -0700
Subject: [PATCH] Fix creating the reverse map for loot table keys
diff --git a/src/main/java/net/minecraft/world/level/storage/loot/LootDataManager.java b/src/main/java/net/minecraft/world/level/storage/loot/LootDataManager.java
index dd375fffa727db76fa989248b9b836960974c372..3563fdb8f8d3dbaabc611ab5cdba1d771406b336 100644
--- a/src/main/java/net/minecraft/world/level/storage/loot/LootDataManager.java
+++ b/src/main/java/net/minecraft/world/level/storage/loot/LootDataManager.java
@@ -30,7 +30,7 @@ public class LootDataManager implements PreparableReloadListener, LootDataResolv
public static final LootDataId<LootTable> EMPTY_LOOT_TABLE_KEY = new LootDataId<>(LootDataType.TABLE, BuiltInLootTables.EMPTY);
private Map<LootDataId<?>, ?> elements = Map.of();
private Multimap<LootDataType<?>, ResourceLocation> typeKeys = ImmutableMultimap.of();
- public Map<?, ResourceLocation> lootTableToKey = ImmutableMap.of(); // CraftBukkit
+ public Map<LootTable, ResourceLocation> lootTableToKey = ImmutableMap.of(); // CraftBukkit // Paper - only store loot tables because those don't override equals and hashCode
public LootDataManager() {}
@@ -101,8 +101,14 @@ public class LootDataManager implements PreparableReloadListener, LootDataResolv
this.elements = map1;
this.typeKeys = com_google_common_collect_immutablemultimap_builder.build();
// CraftBukkit start - build a reversed registry map
- ImmutableMap.Builder<Object, ResourceLocation> lootTableToKeyBuilder = ImmutableMap.builder();
- this.elements.forEach((key, lootTable) -> lootTableToKeyBuilder.put((Object) lootTable, key.location()));
+ // Paper start - only create a map for loot tables
+ ImmutableMap.Builder<LootTable, ResourceLocation> lootTableToKeyBuilder = ImmutableMap.builder();
+ this.elements.forEach((lootDataId, value) -> {
+ if (lootDataId.type() == LootDataType.TABLE && value instanceof LootTable lootTable) {
+ lootTableToKeyBuilder.put(lootTable, lootDataId.location());
+ }
+ });
+ // Paper end
this.lootTableToKey = lootTableToKeyBuilder.build();
// CraftBukkit end
}