--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/alice/jungle/operations/NetworkPutAttributeOperation.java	Tue Nov 26 06:43:10 2013 +0900
@@ -0,0 +1,67 @@
+package alice.jungle.operations;
+
+import java.nio.ByteBuffer;
+
+import org.msgpack.annotation.Message;
+
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.Command;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.NodeOperation;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.EditableNode;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.PutAttribute;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error;
+@Message
+public class NetworkPutAttributeOperation  implements NodeOperation
+{
+	
+/*  MessagePack cannot handle final.
+ *
+ *	private final String key;
+ *	private final ByteBuffer value;
+ */
+	private String key;
+	private ByteBuffer value;
+	
+	public NetworkPutAttributeOperation()
+	{
+		key = null;
+		value = null;
+	}
+	
+	public NetworkPutAttributeOperation(String _key,ByteBuffer _value)
+	{
+		key = _key;
+		value = _value;
+	}
+	
+	@Override
+	public Command getCommand()
+	{
+		return Command.PUT_ATTRIBUTE;
+	}
+	
+	@Override
+	public <T extends EditableNode<T>> Either<Error, T> invoke(T _target)
+	{
+		PutAttribute putAttribute = new PutAttribute(key,value);
+		return putAttribute.edit(_target);
+	}
+
+	@Override
+	public int getPosition()
+	{
+		return -1;
+	}
+
+	@Override
+	public String getKey()
+	{
+		return key;
+	}
+
+	@Override
+	public ByteBuffer getValue()
+	{
+		return value;
+	}
+}