Added MetaBlock to store block and metadata

Must be retrieved with MetaBlock.getMetaBlock(block, meta)

src/main/java/cr0s/warpdrive/conf/MetaBlock.java

@@ -0,0 +1,52 @@
+package cr0s.warpdrive.conf;
+
+import java.util.HashMap;
+
+import net.minecraft.block.Block;
+
+public class MetaBlock {
+
+	private static final int MAX_METADATA = 16;//I think this is 16?
+	
+	private static HashMap<String, MetaBlock[]> metablocks = new HashMap<String, MetaBlock[]>();
+
+	private Block block;
+	private int metadata;
+	
+	private MetaBlock(Block b, int metadata) {
+		this.block = b;
+		this.metadata = metadata;
+	}
+	
+	/**
+	 * @return the block
+	 */
+	public Block getBlock() {
+		return block;
+	}
+	
+	/**
+	 * @return the metadata
+	 */
+	public int getMetadata() {
+		return metadata;
+	}
+
+	public static MetaBlock getMetaBlock(Block b, int metadata) {
+
+		MetaBlock[] block = metablocks.get(b.getUnlocalizedName());
+
+		if (block == null) {
+			block = new MetaBlock[MAX_METADATA];
+			metablocks.put(b.getUnlocalizedName(), block);
+		}
+
+		if (block[metadata] == null) {
+			block[metadata] = new MetaBlock(b, metadata);
+		}
+
+		return block[metadata];
+	}
+
+
+}