Paper/Spigot-Server-Patches/0271-Optimize-CraftBlockData-Creation.patch
Mariell e38eceb42a
Updated Upstream (Spigot) (#4745)
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

Spigot Changes:
a19903d2 SPIGOT-520: Add option to disable player data saving
2020-11-08 10:00:43 +00:00

50 lines
2.4 KiB
Diff

From 0000000000000000000000000000000000000000 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/BlockBase.java b/src/main/java/net/minecraft/server/BlockBase.java
index 8bcca73ae48ee822d32a6d23be2e1056a376e5f6..62e7c6cb1b363d1ee626c4405f8c30e74aba03e9 100644
--- a/src/main/java/net/minecraft/server/BlockBase.java
+++ b/src/main/java/net/minecraft/server/BlockBase.java
@@ -323,6 +323,14 @@ public abstract class BlockBase {
this.o = blockbase_info.t;
this.p = blockbase_info.u;
}
+ // Paper start - impl cached craft block data, lazy load to fix issue with loading at the wrong time
+ private org.bukkit.craftbukkit.block.data.CraftBlockData cachedCraftBlockData;
+
+ public org.bukkit.craftbukkit.block.data.CraftBlockData createCraftBlockData() {
+ if (cachedCraftBlockData == null) cachedCraftBlockData = org.bukkit.craftbukkit.block.data.CraftBlockData.createData(getBlockData());
+ return (org.bukkit.craftbukkit.block.data.CraftBlockData) cachedCraftBlockData.clone();
+ }
+ // Paper end
public void a() {
if (!this.getBlock().o()) {
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 4dc3856cdadc91af227b7ae3f6e9b973d9fd4111..d79946ecc15c7a822267b8fa58323e6c1bc2ab6d 100644
--- a/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
+++ b/src/main/java/org/bukkit/craftbukkit/block/data/CraftBlockData.java
@@ -509,7 +509,17 @@ 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);
}
}