Paper/Spigot-Server-Patches/0335-Optimize-CraftBlockData-Creation.patch
Zach Brown 8ed2992da9
Make scan-for-legacy-ender-dragon config work again
Portion of diff was dropped in the mappings update commit.

Also remove the option to remove invalid statistics. The server will
automatically do this now as of... 1.13?, our option wasn't even doing anything.
2018-12-14 20:17:27 -05:00

74 lines
3.1 KiB
Diff

From 682fb9d99363928b21ea5ae8596fe6352cf1386f Mon Sep 17 00:00:00 2001
From: miclebrick <miclebrick@outlook.com>
Date: Thu, 23 Aug 2018 11:45:32 -0400
Subject: [PATCH] Optimize CraftBlockData Creation
Avoids a hashmap lookup by cacheing a reference to the CraftBlockData
and cloning it when one is needed.
diff --git a/src/main/java/net/minecraft/server/BlockData.java b/src/main/java/net/minecraft/server/BlockData.java
index fbe181c1f..bd86cd2e5 100644
--- a/src/main/java/net/minecraft/server/BlockData.java
+++ b/src/main/java/net/minecraft/server/BlockData.java
@@ -1,6 +1,7 @@
package net.minecraft.server;
import com.google.common.collect.ImmutableMap;
+import org.bukkit.craftbukkit.block.data.CraftBlockData;
public class BlockData extends BlockDataAbstract<Block, IBlockData> implements IBlockData {
public BlockData(Block block, ImmutableMap<IBlockState<?>, Comparable<?>> immutablemap) {
@@ -10,4 +11,14 @@ public class BlockData extends BlockDataAbstract<Block, IBlockData> implements I
public Block getBlock() {
return this.e_;
}
+
+ // Paper start - impl cached craft block data, lazy load to fix issue with loading at the wrong time
+ private CraftBlockData cachedCraftBlockData;
+
+ @Override
+ public CraftBlockData createCraftBlockData() {
+ if(cachedCraftBlockData == null) cachedCraftBlockData = CraftBlockData.createData(this);
+ return (CraftBlockData) cachedCraftBlockData.clone();
+ }
+ // Paper end
}
diff --git a/src/main/java/net/minecraft/server/IBlockData.java b/src/main/java/net/minecraft/server/IBlockData.java
index 1423419b9..2d855aae6 100644
--- a/src/main/java/net/minecraft/server/IBlockData.java
+++ b/src/main/java/net/minecraft/server/IBlockData.java
@@ -23,6 +23,8 @@ public interface IBlockData extends IBlockDataHolder<IBlockData> {
Block getBlock();
+ org.bukkit.craftbukkit.block.data.CraftBlockData createCraftBlockData(); // Paper - property for converting IBlockData to CraftBlockData, should only be used by CraftBlockData#fromData and should return a clone
+
default Material getMaterial() {
return this.getBlock().n(this);
}
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 d470e2b34..b9279d925 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
@@ -501,7 +501,17 @@ public class CraftBlockData implements BlockData {
return craft;
}
+ // Paper start - optimize creating BlockData to not need a map lookup
+ static {
+ // Initialize cached data for all IBlockData instances after registration
+ Block.REGISTRY_ID.iterator().forEachRemaining(IBlockData::createCraftBlockData);
+ }
public static CraftBlockData fromData(IBlockData data) {
+ return data.createCraftBlockData();
+ }
+
+ public static CraftBlockData createData(IBlockData data) {
+ // Paper end
return MAP.getOrDefault(data.getBlock().getClass(), CraftBlockData::new).apply(data);
}
}
--
2.20.0