From 92c93b801bfbb44afba3c6c158b911455a032f82 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Tue, 18 Dec 2018 02:15:08 +0000
Subject: [PATCH] Prevent Enderman from loading chunks


diff --git a/src/main/java/net/minecraft/server/EntityEnderman.java b/src/main/java/net/minecraft/server/EntityEnderman.java
index 5e850db327..d4c4dc2fdc 100644
--- a/src/main/java/net/minecraft/server/EntityEnderman.java
+++ b/src/main/java/net/minecraft/server/EntityEnderman.java
@@ -325,7 +325,8 @@ public class EntityEnderman extends EntityMonster {
             int j = MathHelper.floor(this.enderman.locY + random.nextDouble() * 3.0D);
             int k = MathHelper.floor(this.enderman.locZ - 2.0D + random.nextDouble() * 4.0D);
             BlockPosition blockposition = new BlockPosition(i, j, k);
-            IBlockData iblockdata = world.getType(blockposition);
+            IBlockData iblockdata = world.getTypeIfLoaded(blockposition); // Paper
+            if (iblockdata == null) return; // Paper
             Block block = iblockdata.getBlock();
             Vec3D vec3d = new Vec3D((double) MathHelper.floor(this.enderman.locX) + 0.5D, (double) j + 0.5D, (double) MathHelper.floor(this.enderman.locZ) + 0.5D);
             Vec3D vec3d1 = new Vec3D((double) i + 0.5D, (double) j + 0.5D, (double) k + 0.5D);
@@ -367,7 +368,8 @@ public class EntityEnderman extends EntityMonster {
             int j = MathHelper.floor(this.a.locY + random.nextDouble() * 2.0D);
             int k = MathHelper.floor(this.a.locZ - 1.0D + random.nextDouble() * 2.0D);
             BlockPosition blockposition = new BlockPosition(i, j, k);
-            IBlockData iblockdata = world.getType(blockposition);
+            IBlockData iblockdata = world.getTypeIfLoaded(blockposition); // Paper
+            if (iblockdata == null) return; // Paper
             BlockPosition blockposition1 = blockposition.down();
             IBlockData iblockdata1 = world.getType(blockposition1);
             IBlockData iblockdata2 = Block.getValidBlockForPosition(getEnderman().getCarried(), getEnderman().world, blockposition); // Paper - Fix MC-124320
-- 
2.21.0