If this serializer stuff works first try than I'm surprised

src/main/java/com/seibel/lod/core/a7/datatype/full/IdBiomeBlockStateMap.java

@@ -1,13 +1,19 @@
 package com.seibel.lod.core.a7.datatype.full;
 
+import com.seibel.lod.core.handlers.dependencyInjection.SingletonHandler;
+import com.seibel.lod.core.wrapperInterfaces.IWrapperFactory;
 import com.seibel.lod.core.wrapperInterfaces.block.IBlockStateWrapper;
 import com.seibel.lod.core.wrapperInterfaces.world.IBiomeWrapper;
+
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Objects;
 
 // WARNING: This is not THREAD-SAFE!
 public class IdBiomeBlockStateMap {
+    public static final IWrapperFactory FACTORY = SingletonHandler.get(IWrapperFactory.class);
+
     public static final class Entry {
         public final IBiomeWrapper biome;
         public final IBlockStateWrapper blockState;
@@ -25,6 +31,18 @@ public class IdBiomeBlockStateMap {
             if (!(other instanceof Entry)) return false;
             return ((Entry) other).biome.equals(biome) && ((Entry) other).blockState.equals(blockState);
         }
+
+        public String serialize() {
+            return biome.serialize() + " " + blockState.serialize();
+        }
+
+        public static Entry deserialize(String str) throws IOException {
+            String[] strs = str.split(" ");
+            if (strs.length != 2) throw new IOException("Failed to deserialize BiomeBlockStateEntry");
+            IBiomeWrapper biome = FACTORY.deserializeBiomeWrapper(strs[0]);
+            IBlockStateWrapper blockState = FACTORY.deserializeBlockStateWrapper(strs[1]);
+            return new Entry(biome, blockState);
+        }
     }
 
 

src/main/java/com/seibel/lod/core/wrapperInterfaces/IWrapperFactory.java

@@ -22,6 +22,8 @@ package com.seibel.lod.core.wrapperInterfaces;
 import com.seibel.lod.core.builders.lodBuilding.LodBuilder;
 import com.seibel.lod.core.handlers.dependencyInjection.IBindable;
 import com.seibel.lod.core.objects.lod.LodDimension;
+import com.seibel.lod.core.wrapperInterfaces.block.IBlockStateWrapper;
+import com.seibel.lod.core.wrapperInterfaces.world.IBiomeWrapper;
 import com.seibel.lod.core.wrapperInterfaces.world.ILevelWrapper;
 import com.seibel.lod.core.wrapperInterfaces.worldGeneration.AbstractBatchGenerationEnvionmentWrapper;
 
@@ -35,4 +37,7 @@ public interface IWrapperFactory extends IBindable
 {
 	AbstractBatchGenerationEnvionmentWrapper createBatchGenerator(LodBuilder newLodBuilder,
 			LodDimension newLodDimension, ILevelWrapper worldWrapper);
+
+	IBiomeWrapper deserializeBiomeWrapper(String str);
+	IBlockStateWrapper deserializeBlockStateWrapper(String str);
 }

src/main/java/com/seibel/lod/core/wrapperInterfaces/block/IBlockStateWrapper.java

@@ -2,4 +2,6 @@ package com.seibel.lod.core.wrapperInterfaces.block;
 
 public interface IBlockStateWrapper {
     IBlockStateWrapper AIR = null;
+
+    String serialize();
 }

src/main/java/com/seibel/lod/core/wrapperInterfaces/chunk/IChunkWrapper.java

@@ -41,10 +41,12 @@ public interface IChunkWrapper extends IBindable
 	int getHeightMapValue(int xRel, int zRel);
 	
 	IBiomeWrapper getBiome(int x, int y, int z);
-	
+
+	@Deprecated
 	IBlockDetailWrapper getBlockDetail(int x, int y, int z);
 
 	// Returns null if block doesn't exist. Note that this can cross chunk boundaries.
+	@Deprecated
 	IBlockDetailWrapper getBlockDetailAtFace(int x, int y, int z, ELodDirection dir);
 
 	@Deprecated

src/main/java/com/seibel/lod/core/wrapperInterfaces/world/IBiomeWrapper.java

@@ -37,5 +37,6 @@ public interface IBiomeWrapper extends IBindable
 	int getFolliageTint();
 	
 	int getWaterTint();
-	
+
+    String serialize();
 }