--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/store/impl/logger/LoggingNode.java	Thu Sep 11 16:38:26 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/store/impl/logger/LoggingNode.java	Fri Sep 12 14:37:09 2014 +0900
@@ -1,9 +1,12 @@
 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger;
 
+import fj.data.List;
+import fj.data.TreeMap;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
+import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.Logging;
 
 
-public class LoggingNode
+public class LoggingNode implements Logging
 {
 	public LoggingNode(TreeNode _wrap)
 	{
@@ -19,23 +22,32 @@
 	private final TreeNode wrap;
 	private final OperationLog log;
 	
+	@Override
 	public LoggingAttributes getAttributes()
 	{
 		return new LoggingAttributes(wrap,log);
 	}
 
+	@Override
 	public LoggingChildren getChildren()
 	{
 		return new LoggingChildren(wrap,log);
 	}
 	
+	@Override
 	public OperationLog getOperationLog()
 	{
 		return log;
 	}
 	
+	@Override
 	public TreeNode getWrap()
 	{
 		return wrap;
 	}
+
+	@Override
+	public TreeMap<String, List<TreeNode>> getIndex() {
+		return null;
+	}
 }