--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/JungleTreeEditor.java	Tue Aug 26 07:41:35 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/JungleTreeEditor.java	Wed Aug 27 05:07:50 2014 +0900
@@ -1,23 +1,24 @@
 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle;
 
 import java.nio.ByteBuffer;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.Node;
+
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.NodePath;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeEditor;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error;
 
-public interface JungleTreeEditor
+public interface JungleTreeEditor<T extends TreeNode<T>>
 {
-	public Node getRoot();
+	public TreeNode<T> getRoot();
 	
-	public Either<Error,JungleTreeEditor> addNewChildAt(NodePath _path,int _pos);
-	public Either<Error,JungleTreeEditor> deleteChildAt(NodePath _path,int _pos);
-	public Either<Error,JungleTreeEditor> putAttribute(NodePath _path,String _key,ByteBuffer _value);
-	public Either<Error,JungleTreeEditor> deleteAttribute(NodePath _path,String _key);
-	public Either<Error,JungleTreeEditor> edit(NodePath _path,NodeEditor _editor);
+	public Either<Error,JungleTreeEditor<T>> addNewChildAt(NodePath _path,int _pos);
+	public Either<Error,JungleTreeEditor<T>> deleteChildAt(NodePath _path,int _pos);
+	public Either<Error,JungleTreeEditor<T>> putAttribute(NodePath _path,String _key,ByteBuffer _value);
+	public Either<Error,JungleTreeEditor<T>> deleteAttribute(NodePath _path,String _key);
+	public Either<Error,JungleTreeEditor<T>> edit(NodePath _path,NodeEditor _editor);
 	
-	public Either<Error,JungleTreeEditor> success();
+	public Either<Error,JungleTreeEditor<T>> success();
 	public String getID();
 	public String getRevision();
 }