From 0000000000000000000000000000000000000000 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 8da3b10cd6db379cf5d9d667154dd8911813284b..b61de33513989a9097e2729f0bd733dda687644d 100644
--- a/src/main/java/net/minecraft/server/EntityEnderman.java
+++ b/src/main/java/net/minecraft/server/EntityEnderman.java
@@ -381,7 +381,8 @@ public class EntityEnderman extends EntityMonster implements IEntityAngerable {
             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);
@@ -423,7 +424,8 @@ public class EntityEnderman extends EntityMonster implements IEntityAngerable {
             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