Serialization/Deserialization of world

core/src/main/java/mc/core/serialization/IChunkReader.java

@@ -0,0 +1,10 @@
+package mc.core.serialization;
+
+import mc.core.world.Chunk;
+import mc.core.world.Region;
+
+import java.io.IOException;
+
+public interface IChunkReader {
+    Chunk read (Region region, int x, int y, int z) throws IOException;
+}

core/src/main/java/mc/core/serialization/IRegionReaderWriter.java

@@ -0,0 +1,12 @@
+package mc.core.serialization;
+
+import mc.core.world.Region;
+import mc.core.world.World;
+
+import java.io.IOException;
+
+public interface IRegionReaderWriter {
+
+    Region read (int x, int z, World world) throws IOException;
+    void write (Region region) throws IOException;
+}

core/src/main/java/mc/core/world/Biome.java

@@ -43,4 +43,8 @@ public enum Biome {
         this.name = name;
         this.color = color;
     }
+
+    public static Biome getById(int id) {
+        return Biome.values()[id];
+    }
 }

core/src/main/java/mc/core/world/Chunk.java

@@ -14,15 +14,11 @@ import java.io.Serializable;
  * +-------------+----------------+------------+
  * | param       | range          | bits       |
  * +-------------+----------------+------------+
- * |             |                | 3          |
- * +-------------+----------------+------------+
- * | block_count | 0:4096         | 13         |
- * +-------------+----------------+------------+
  * | blocks      | array          | 24*count   |
  * +-------------+----------------+------------+
  *
- * Total: 16 bits header (2 bytes) + 24 * block_count bits (3 * block_count bytes)
- * Max size: 12290 bytes (~12 Kb per chunk)
+ * Total: 24 * block_count bits (3 * block_count bytes)
+ * Max size: 12288 bytes (~12 Kb per chunk)
  *
  */
 /* 16x16x16 */

core/src/main/java/mc/core/world/Region.java

@@ -1,5 +1,6 @@
 package mc.core.world;
 
+import mc.core.serialization.IRegionReaderWriter;
 import mc.core.serialization.Serializer;
 
 import java.io.IOException;
@@ -29,5 +30,5 @@ public interface Region extends Serializable{
     Biome getBiomeAt (int x, int z);
     void setBiome (int x, int z, Biome biome);
 
-    void save(Serializer<Chunk> chunkSerializer, Serializer<Region> regionSerializer) throws IOException;
+    void save(Serializer<Chunk> chunkSerializer, IRegionReaderWriter regionReaderWritter) throws IOException;
 }