Add Async Chunk Load API

Spigot-API-Patches/0006-Add-async-chunk-load-API.patch

@@ -0,0 +1,29 @@
+From 498f77bac894f37bb813f93a2d3da2c127a2384f Mon Sep 17 00:00:00 2001
+From: Aikar <aikar@aikar.co>
+Date: Thu, 6 Nov 2014 18:29:20 -0600
+Subject: [PATCH] Add async chunk load API
+
+
+diff --git a/src/main/java/org/bukkit/World.java b/src/main/java/org/bukkit/World.java
+index ab73174..c962e7d 100644
+--- a/src/main/java/org/bukkit/World.java
++++ b/src/main/java/org/bukkit/World.java
+@@ -129,6 +129,15 @@ public interface World extends PluginMessageRecipient, Metadatable {
+      */
+     public Chunk getChunkAt(Block block);
+ 
++    // PaperSpigot start - Async chunk load API
++    public static interface ChunkLoadCallback {
++        public void onLoad(Chunk chunk);
++    }
++    public void getChunkAtAsync(int x, int z, ChunkLoadCallback cb);
++    public void getChunkAtAsync(Location location, ChunkLoadCallback cb);
++    public void getChunkAtAsync(Block block, ChunkLoadCallback cb);
++    // PaperSpigot end
++
+     /**
+      * Checks if the specified {@link Chunk} is loaded
+      *
+-- 
+1.9.1
+