Optimize Chunk#getPos

get rid of object creation

Spigot-Server-Patches/0352-Optimize-Chunk-getPos.patch

@@ -0,0 +1,34 @@
+From bd27b410c06aa3d5b0d4b93db276d478a3f1ff02 Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Tue, 28 Aug 2018 21:35:05 -0400
+Subject: [PATCH] Optimize Chunk#getPos
+
+Don't create an object just to get chunk coords.
+
+diff --git a/src/main/java/net/minecraft/server/Chunk.java b/src/main/java/net/minecraft/server/Chunk.java
+index f3d9211baa..ed6d0dce33 100644
+--- a/src/main/java/net/minecraft/server/Chunk.java
++++ b/src/main/java/net/minecraft/server/Chunk.java
+@@ -169,8 +169,9 @@ public class Chunk implements IChunkAccess {
+         // CraftBukkit start
+         this.bukkitChunk = new org.bukkit.craftbukkit.CraftChunk(this);
+         this.chunkKey = ChunkCoordIntPair.a(this.locX, this.locZ);
++        this.chunkCoords = new ChunkCoordIntPair(this.locX, this.locZ); // Paper
+     }
+-
++    private final ChunkCoordIntPair chunkCoords; // Paper
+     public org.bukkit.Chunk bukkitChunk;
+     public boolean mustSave;
+     public boolean newChunk;
+@@ -1161,7 +1162,7 @@ public class Chunk implements IChunkAccess {
+     }
+ 
+     public ChunkCoordIntPair getPos() {
+-        return new ChunkCoordIntPair(this.locX, this.locZ);
++        return this.chunkCoords; // Paper
+     }
+ 
+     public boolean b(int i, int j) {
+-- 
+2.18.0
+