papermc/Spigot-Server-Patches/0333-Optimize-CraftBlockData-Creation.patch
Shane Freeder ea855e2b46 Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Developers!: You will need to clean up your work/Minecraft/1.13.2 folder
for this

Also, restore a patch that was dropped in the last upstream

Bukkit Changes:
279eeab3 Fix command description not being set
96e2bb18 Remove debug print from SyntheticEventTest

CraftBukkit Changes:
d3ed1516 Fix dangerously threaded beacons
217a293d Don't relocate joptsimple to allow --help to work.
1be05a21 Prepare for imminent Java 12 release
a49270b2 Mappings Update
5259d80c SPIGOT-4669: Fix PlayerTeleportEvent coordinates for relative teleports

Spigot Changes:
e6eb36f2 Rebuild patches
2019-03-20 01:55:16 +00:00

73 lines
3 KiB
Diff

From 1e4052dcd847bbcde1fb82b45fc30f6a52c08cff 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 4dd6c3276..1b226a77e 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 {
@@ -11,4 +12,14 @@ public class BlockData extends BlockDataAbstract<Block, IBlockData> implements I
public Block getBlock() {
return (Block) 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 e4e4c5513..08a5acb0a 100644
--- a/src/main/java/net/minecraft/server/IBlockData.java
+++ b/src/main/java/net/minecraft/server/IBlockData.java
@@ -27,6 +27,8 @@ 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 7755e4f7a..4bb43e360 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
@@ -521,7 +521,17 @@ 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);
}
}
--
2.21.0