Paper/Spigot-Server-Patches/0349-Optimize-RegistryMaterials.patch
Aikar d089acb3bd
Switch to using ForgeFlower for Paper Only mc-dev imports
ForgeFlower is better than Spigots FernFlower at decompiling the source.

However, in order to maintain the CraftBukkit patches, we must keep
using spigots for the primary.

However, for any file that we import on top of Spigots imported files
there is nothing stopping us from using better decompiled files.

So these changes will use ForgeFlower to maintain a better set of
decomped files, so anything we add on top of Paper can start off
in a better spot.
2018-08-31 23:47:57 -04:00

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Diff

From 825b7b20507d171d3c14a620f650f33ae97d89cc Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 26 Aug 2018 20:49:50 -0400
Subject: [PATCH] Optimize RegistryMaterials
Use larger initial sizes to increase bucket capacity on the BiMap
BiMap.get was seen to be using a good bit of CPU time.
diff --git a/src/main/java/net/minecraft/server/RegistryMaterials.java b/src/main/java/net/minecraft/server/RegistryMaterials.java
index 83ce386e05..a47110bba8 100644
--- a/src/main/java/net/minecraft/server/RegistryMaterials.java
+++ b/src/main/java/net/minecraft/server/RegistryMaterials.java
@@ -13,8 +13,8 @@ import org.apache.logging.log4j.Logger;
public class RegistryMaterials<V> implements IRegistry<V> {
protected static final Logger a = LogManager.getLogger();
- protected final RegistryID<V> b = new RegistryID<V>(256);
- protected final BiMap<MinecraftKey, V> c = HashBiMap.create();
+ protected final RegistryID<V> b = new RegistryID<V>(2048); // Paper - use bigger expected size to reduce collisions
+ protected final BiMap<MinecraftKey, V> c = HashBiMap.create(2048); // Paper - use bigger expected size to reduce collisions
protected Object[] d;
private int x;
--
2.18.0