21w13a

src/main/java/carpet/mixins/BastionRemnantFeatureMixin.java

@@ -4,7 +4,9 @@ import carpet.CarpetSettings;
 
 import com.google.common.collect.Lists;
 import com.mojang.serialization.Codec;
+import net.minecraft.class_6012;
 import net.minecraft.entity.EntityType;
+import net.minecraft.world.MobSpawnerLogic;
 import net.minecraft.world.biome.SpawnSettings;
 import net.minecraft.world.gen.feature.BastionRemnantFeature;
 
@@ -18,7 +20,7 @@ import java.util.List;
 @Mixin(BastionRemnantFeature.class)
 public abstract class BastionRemnantFeatureMixin extends JigsawFeature
 {
-    private static final List<SpawnSettings.SpawnEntry> spawnList = Lists.newArrayList(
+    private static final class_6012<SpawnSettings.SpawnEntry> spawnList = class_6012.method_34989(
             new SpawnSettings.SpawnEntry(EntityType.PIGLIN_BRUTE, 5, 1, 2),
             new SpawnSettings.SpawnEntry(EntityType.PIGLIN, 10, 2, 4),
             new SpawnSettings.SpawnEntry(EntityType.HOGLIN, 2, 1, 2)
@@ -30,10 +32,10 @@ public abstract class BastionRemnantFeatureMixin extends JigsawFeature
     }
 
     @Override
-    public List<SpawnSettings.SpawnEntry> getMonsterSpawns()
+    public class_6012<SpawnSettings.SpawnEntry> getMonsterSpawns()
     {
         if (CarpetSettings.piglinsSpawningInBastions)
             return spawnList;
-        return Collections.emptyList();
+        return SpawnSettings.field_30982;  // empty spawn list
     }
 }