PaperMC/patches/server/0460-Cache-block-data-strings.patch
2023-12-05 20:00:14 -07:00

62 lines
3.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: miclebrick <miclebrick@outlook.com>
Date: Thu, 6 Dec 2018 19:52:50 -0500
Subject: [PATCH] Cache block data strings
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index a82f7dd2cbc2f6311b810f117f0970a47db85818..2616d771a8a95dac4440b74933c8aa7b83a9bbd1 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -2148,6 +2148,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
this.getPlayerList().reloadResources();
this.functionManager.replaceLibrary(this.resources.managers.getFunctionLibrary());
this.structureTemplateManager.onResourceManagerReload(this.resources.resourceManager);
+ org.bukkit.craftbukkit.block.data.CraftBlockData.reloadCache(); // Paper - cache block data strings, they can be defined by datapacks so refresh it here
}, this);
if (this.isSameThread()) {
diff --git a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
index ebe02507a394563ba51a207db8b24760467d936e..c673e311a5508c7264a8765c266892f9d346d39a 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
@@ -535,9 +535,39 @@ public class CraftBlockData implements BlockData {
Preconditions.checkState(CraftBlockData.MAP.put(nms, bukkit) == null, "Duplicate mapping %s->%s", nms, bukkit);
}
+ // Paper start - cache block data strings
+ private static Map<String, CraftBlockData> stringDataCache = new java.util.concurrent.ConcurrentHashMap<>();
+
+ static {
+ // cache all of the default states at startup, will not cache ones with the custom states inside of the
+ // brackets in a different order, though
+ reloadCache();
+ }
+
+ public static void reloadCache() {
+ stringDataCache.clear();
+ Block.BLOCK_STATE_REGISTRY.forEach(blockData -> stringDataCache.put(blockData.toString(), blockData.createCraftBlockData()));
+ }
+ // Paper end
+
public static CraftBlockData newData(Material material, String data) {
Preconditions.checkArgument(material == null || material.isBlock(), "Cannot get data for not block %s", material);
+ // Paper start - cache block data strings
+ if (material != null) {
+ Block block = CraftMagicNumbers.getBlock(material);
+ if (block != null) {
+ net.minecraft.resources.ResourceLocation key = BuiltInRegistries.BLOCK.getKey(block);
+ data = data == null ? key.toString() : key + data;
+ }
+ }
+
+ CraftBlockData cached = stringDataCache.computeIfAbsent(data, s -> createNewData(null, s));
+ return (CraftBlockData) cached.clone();
+ }
+
+ private static CraftBlockData createNewData(Material material, String data) {
+ // Paper end - cache block data strings
net.minecraft.world.level.block.state.BlockState blockData;
Block block = CraftMagicNumbers.getBlock(material);
Map<Property<?>, Comparable<?>> parsed = null;