fix bukkit pack reloading

platforms/bukkit/common/src/main/java/com/dfsek/terra/bukkit/generator/BukkitBlockPopulator.java

@@ -0,0 +1,33 @@
+package com.dfsek.terra.bukkit.generator;
+
+import org.bukkit.generator.BlockPopulator;
+import org.bukkit.generator.LimitedRegion;
+import org.bukkit.generator.WorldInfo;
+import org.jetbrains.annotations.NotNull;
+
+import java.util.Random;
+
+import com.dfsek.terra.api.block.state.BlockState;
+import com.dfsek.terra.api.config.ConfigPack;
+import com.dfsek.terra.bukkit.world.BukkitProtoWorld;
+
+
+public class BukkitBlockPopulator extends BlockPopulator {
+    private ConfigPack pack;
+    private final BlockState air;
+    
+    public BukkitBlockPopulator(ConfigPack pack, BlockState air) {
+        this.pack = pack;
+        this.air = air;
+    }
+    
+    public void setPack(ConfigPack pack) {
+        this.pack = pack;
+    }
+    
+    @Override
+    public void populate(@NotNull WorldInfo worldInfo, @NotNull Random random, int chunkX, int chunkZ,
+                         @NotNull LimitedRegion limitedRegion) {
+        pack.getStages().forEach(generationStage -> generationStage.populate(new BukkitProtoWorld(limitedRegion, air, pack.getBiomeProvider())));
+    }
+}

platforms/bukkit/common/src/main/java/com/dfsek/terra/bukkit/generator/BukkitChunkGeneratorWrapper.java

@@ -45,12 +45,14 @@ public class BukkitChunkGeneratorWrapper extends org.bukkit.generator.ChunkGener
     private final BlockState air;
     private ChunkGenerator delegate;
     private ConfigPack pack;
+    private final BukkitBlockPopulator blockPopulator;
     
 
     public BukkitChunkGeneratorWrapper(ChunkGenerator delegate, ConfigPack pack, BlockState air) {
         this.delegate = delegate;
         this.pack = pack;
         this.air = air;
+        this.blockPopulator = new BukkitBlockPopulator(pack, air);
     }
     
     public void setDelegate(ChunkGenerator delegate) {
@@ -70,16 +72,7 @@ public class BukkitChunkGeneratorWrapper extends org.bukkit.generator.ChunkGener
     
     @Override
     public @NotNull List<BlockPopulator> getDefaultPopulators(@NotNull World world) {
-        return pack.getStages()
+        return List.of(blockPopulator);
-                   .stream()
-                   .map(generationStage -> new BlockPopulator() {
-                       @Override
-                       public void populate(@NotNull WorldInfo worldInfo, @NotNull Random random, int x, int z,
-                                            @NotNull LimitedRegion limitedRegion) {
-                           generationStage.populate(new BukkitProtoWorld(limitedRegion, air, pack.getBiomeProvider()));
-                       }
-                   })
-                   .collect(Collectors.toList());
     }
     
     @Override