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-rw-r--r--patches/server/0874-cache-resource-keys.patch57
1 files changed, 57 insertions, 0 deletions
diff --git a/patches/server/0874-cache-resource-keys.patch b/patches/server/0874-cache-resource-keys.patch
new file mode 100644
index 0000000000..4234b8673f
--- /dev/null
+++ b/patches/server/0874-cache-resource-keys.patch
@@ -0,0 +1,57 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Jake Potrebic <[email protected]>
+Date: Sun, 20 Mar 2022 22:06:47 -0700
+Subject: [PATCH] cache resource keys
+
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
+index 22356c2380741dd811810420127e247e46b0b8e2..bfe9dc935c87e01fb435d8b46ce413b84ca74856 100644
+--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
++++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlock.java
+@@ -366,12 +366,13 @@ public class CraftBlock implements Block {
+ return (biome == null) ? Biome.CUSTOM : biome;
+ }
+
++ private static final java.util.Map<org.bukkit.block.Biome, net.minecraft.resources.ResourceKey<net.minecraft.world.level.biome.Biome>> BIOME_KEY_CACHE = Collections.synchronizedMap(new java.util.EnumMap<>(Biome.class)); // Paper
+ public static Holder<net.minecraft.world.level.biome.Biome> biomeToBiomeBase(net.minecraft.core.Registry<net.minecraft.world.level.biome.Biome> registry, Biome bio) {
+ if (bio == null || bio == Biome.CUSTOM) {
+ return null;
+ }
+
+- return registry.getHolderOrThrow(ResourceKey.create(net.minecraft.core.Registry.BIOME_REGISTRY, CraftNamespacedKey.toMinecraft(bio.getKey())));
++ return registry.getHolderOrThrow(BIOME_KEY_CACHE.computeIfAbsent(bio, b -> ResourceKey.create(net.minecraft.core.Registry.BIOME_REGISTRY, CraftNamespacedKey.toMinecraft(b.getKey())))); // Paper - cache key
+ }
+
+ @Override
+diff --git a/src/main/java/org/bukkit/craftbukkit/tag/CraftEntityTag.java b/src/main/java/org/bukkit/craftbukkit/tag/CraftEntityTag.java
+index 393bb27648501c6f25cf846e929f4c95b1a0b11f..979f82d589e378b9e52417d20b48d66f077f5dfd 100644
+--- a/src/main/java/org/bukkit/craftbukkit/tag/CraftEntityTag.java
++++ b/src/main/java/org/bukkit/craftbukkit/tag/CraftEntityTag.java
+@@ -16,9 +16,10 @@ public class CraftEntityTag extends CraftTag<net.minecraft.world.entity.EntityTy
+ super(registry, tag);
+ }
+
++ private static final java.util.Map<org.bukkit.entity.EntityType, net.minecraft.resources.ResourceKey<net.minecraft.world.entity.EntityType<?>>> KEY_CACHE = Collections.synchronizedMap(new java.util.EnumMap<>(EntityType.class)); // Paper
+ @Override
+ public boolean isTagged(EntityType entity) {
+- return registry.getHolderOrThrow(ResourceKey.create(net.minecraft.core.Registry.ENTITY_TYPE_REGISTRY, CraftNamespacedKey.toMinecraft(entity.getKey()))).is(tag);
++ return registry.getHolderOrThrow(KEY_CACHE.computeIfAbsent(entity, type -> ResourceKey.create(net.minecraft.core.Registry.ENTITY_TYPE_REGISTRY, CraftNamespacedKey.toMinecraft(type.getKey())))).is(tag); // Paper - cache key
+ }
+
+ @Override
+diff --git a/src/main/java/org/bukkit/craftbukkit/tag/CraftFluidTag.java b/src/main/java/org/bukkit/craftbukkit/tag/CraftFluidTag.java
+index cdd474e9b0363641839a66d3e61fec46c735879a..3611e3e9d33a0f1d82a78a27ea5c2c649225f564 100644
+--- a/src/main/java/org/bukkit/craftbukkit/tag/CraftFluidTag.java
++++ b/src/main/java/org/bukkit/craftbukkit/tag/CraftFluidTag.java
+@@ -14,9 +14,10 @@ public class CraftFluidTag extends CraftTag<net.minecraft.world.level.material.F
+ super(registry, tag);
+ }
+
++ private static final java.util.Map<Fluid, net.minecraft.resources.ResourceKey<net.minecraft.world.level.material.Fluid>> KEY_CACHE = Collections.synchronizedMap(new java.util.EnumMap<>(Fluid.class)); // Paper
+ @Override
+ public boolean isTagged(Fluid fluid) {
+- return registry.getHolderOrThrow(net.minecraft.resources.ResourceKey.create(net.minecraft.core.Registry.FLUID_REGISTRY, org.bukkit.craftbukkit.util.CraftNamespacedKey.toMinecraft(fluid.getKey()))).is(tag); // Paper
++ return registry.getHolderOrThrow(KEY_CACHE.computeIfAbsent(fluid, f -> net.minecraft.resources.ResourceKey.create(net.minecraft.core.Registry.FLUID_REGISTRY, org.bukkit.craftbukkit.util.CraftNamespacedKey.toMinecraft(f.getKey())))).is(tag); // Paper - cache key
+ }
+
+ @Override