From 700f1c0ef8fcc4d9968d8a7cd85654b4d0ddac8c Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Sun, 16 Jun 2019 11:12:08 +1000
Subject: [PATCH] SPIGOT-5072: Process phantom, cat and patrol spawning in
 CustomChunkGenerator

By: md_5 <git@md-5.net>
---
 .../craftbukkit/generator/CustomChunkGenerator.java      | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java b/paper-server/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
index 0dce0f73e9c..94737486240 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/generator/CustomChunkGenerator.java
@@ -13,6 +13,9 @@ import net.minecraft.server.GeneratorSettingsDefault;
 import net.minecraft.server.HeightMap;
 import net.minecraft.server.IChunkAccess;
 import net.minecraft.server.ITileEntity;
+import net.minecraft.server.MobSpawnerCat;
+import net.minecraft.server.MobSpawnerPatrol;
+import net.minecraft.server.MobSpawnerPhantom;
 import net.minecraft.server.RegionLimitedWorldAccess;
 import net.minecraft.server.StructureGenerator;
 import net.minecraft.server.TileEntity;
@@ -33,6 +36,9 @@ public class CustomChunkGenerator extends InternalChunkGenerator<GeneratorSettin
     private final long seed;
     private final Random random;
     private final StructureGenerator strongholdGen = WorldGenerator.STRONGHOLD;
+    private final MobSpawnerPhantom mobSpawnerPhantom = new MobSpawnerPhantom();
+    private final MobSpawnerPatrol mobSpawnerPatrol = new MobSpawnerPatrol();
+    private final MobSpawnerCat mobSpawnerCat = new MobSpawnerCat();
 
     private static class CustomBiomeGrid implements BiomeGrid {
         BiomeBase[] biome;
@@ -151,6 +157,9 @@ public class CustomChunkGenerator extends InternalChunkGenerator<GeneratorSettin
 
     @Override
     public void doMobSpawning(WorldServer worldserver, boolean flag, boolean flag1) {
+        this.mobSpawnerPhantom.a(worldserver, flag, flag1);
+        this.mobSpawnerPatrol.a(worldserver, flag, flag1);
+        this.mobSpawnerCat.a(worldserver, flag, flag1);
     }
 
     @Override