--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/csharp/jp.ac.u-ryukyu.ie.cr/jungle-main/store/impl/logger/LoggingAttributes.cs	Sun Oct 23 07:40:50 2016 +0900
@@ -0,0 +1,48 @@
+using UnityEngine;
+
+public class LoggingAttributes {
+
+	private TreeNode wrap;
+	private OperationLog log;
+
+	public LoggingAttributes(TreeNode _wrap,OperationLog _log)
+	{
+		wrap = _wrap;
+		log = _log;
+	}	
+
+	public byte[] get(string _key)
+	{
+		TreeNodeAttributes attributes = wrap.getAttributes();
+		return attributes.get(_key);
+	}
+
+	private Either<Error,LoggingNode> edit(NodeOperation _op)
+	{
+		Either<Error,TreeNode> either = _op.invoke(wrap);
+		if(either.isA()){
+			Debug.Log ("faild put");
+			return DefaultEither<Error,LoggingNode>.newA(either.a());
+		}
+
+		TreeNode newNode = either.b();
+		OperationLog newLog = log.add(_op); 
+		LoggingNode newLogNode = new LoggingNode(newNode,newLog);
+
+		return DefaultEither<Error,LoggingNode>.newB(newLogNode);
+	}
+
+	public Either<Error,LoggingNode> delete(string _key)
+	{
+
+		DeleteAttributeOperation deleteAttribute = new DeleteAttributeOperation(_key);
+		return edit(deleteAttribute);
+	}
+
+	public Either<Error,LoggingNode> put(string _key, byte[] _value)
+	{
+		PutAttributeOperation putAttribute = new PutAttributeOperation(_key,_value);
+		return edit(putAttribute);
+	}
+
+}