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74 lines
3.0 KiB
Diff
74 lines
3.0 KiB
Diff
From 74f68b921eaba613b8368d573d6cc02e80d0a2c1 Mon Sep 17 00:00:00 2001
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From: miclebrick <miclebrick@outlook.com>
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Date: Thu, 23 Aug 2018 11:45:32 -0400
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Subject: [PATCH] Optimize CraftBlockData Creation
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Avoids a hashmap lookup by cacheing a reference to the CraftBlockData
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and cloning it when one is needed.
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diff --git a/src/main/java/net/minecraft/server/BlockData.java b/src/main/java/net/minecraft/server/BlockData.java
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index 4dd6c32761..1b226a77e0 100644
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--- a/src/main/java/net/minecraft/server/BlockData.java
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+++ b/src/main/java/net/minecraft/server/BlockData.java
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@@ -1,6 +1,7 @@
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package net.minecraft.server;
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import com.google.common.collect.ImmutableMap;
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+import org.bukkit.craftbukkit.block.data.CraftBlockData;
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public class BlockData extends BlockDataAbstract<Block, IBlockData> implements IBlockData {
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@@ -11,4 +12,14 @@ public class BlockData extends BlockDataAbstract<Block, IBlockData> implements I
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public Block getBlock() {
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return (Block) this.e_;
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}
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+
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+ // Paper start - impl cached craft block data, lazy load to fix issue with loading at the wrong time
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+ private CraftBlockData cachedCraftBlockData;
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+
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+ @Override
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+ public CraftBlockData createCraftBlockData() {
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+ if(cachedCraftBlockData == null) cachedCraftBlockData = CraftBlockData.createData(this);
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+ return (CraftBlockData) cachedCraftBlockData.clone();
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+ }
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+ // Paper end
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}
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diff --git a/src/main/java/net/minecraft/server/IBlockData.java b/src/main/java/net/minecraft/server/IBlockData.java
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index b57f6efb3a..7b1d750f3a 100644
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--- a/src/main/java/net/minecraft/server/IBlockData.java
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+++ b/src/main/java/net/minecraft/server/IBlockData.java
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@@ -28,6 +28,8 @@ public interface IBlockData extends IBlockDataHolder<IBlockData> {
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Block getBlock();
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+ 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
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+
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default Material getMaterial() {
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return this.getBlock().n(this);
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
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index a4f3dd1b03..baaace6937 100644
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--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
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+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
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@@ -494,7 +494,17 @@ public class CraftBlockData implements BlockData {
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return craft;
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}
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+ // Paper start - optimize creating BlockData to not need a map lookup
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+ static {
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+ // Initialize cached data for all IBlockData instances after registration
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+ Block.REGISTRY_ID.iterator().forEachRemaining(IBlockData::createCraftBlockData);
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+ }
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public static CraftBlockData fromData(IBlockData data) {
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+ return data.createCraftBlockData();
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+ }
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+
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+ public static CraftBlockData createData(IBlockData data) {
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+ // Paper end
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return MAP.getOrDefault(data.getBlock().getClass(), CraftBlockData::new).apply(data);
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}
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}
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--
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2.18.0
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