From b38dea63dc59e73147e3786336135b11d2385118 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Tue, 21 May 2019 02:34:04 +0100
Subject: [PATCH] stop CraftWorld#isChunkLoaded from loading chunks


diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index a263d8e7f..4cdc16d5b 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -382,8 +382,7 @@ public class CraftWorld implements World {
 
     @Override
     public boolean isChunkLoaded(int x, int z) {
-        net.minecraft.server.Chunk chunk = world.getChunkProvider().getChunkAt(x, z, false);
-        return chunk != null && chunk.loaded;
+        return world.getChunkProvider().playerChunkMap.updatingChunks.containsKey(ChunkCoordIntPair.pair(x, z)); // Paper
     }
 
     @Override
-- 
2.21.0