--- a/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultChangeSet.java	Fri Feb 08 03:50:21 2013 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultChangeSet.java	Fri Feb 08 12:32:37 2013 +0900
@@ -3,19 +3,17 @@
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.Node;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.DefaultNode;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.DefaultLogger;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.Operation;
+import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation;
 
 public class DefaultChangeSet implements ChangeSet
 {
-	private final DefaultNode root;
+	private final Node root;
 	private final ChangeSet previous;
 	private final ChangeList changeList;
 	private final String uuid;
 	private final long revision;
 	
-	public DefaultChangeSet(DefaultNode _node,ChangeSet _prev,ChangeList _log,String _uuid,long _revision)
+	public DefaultChangeSet(Node _node,ChangeSet _prev,ChangeList _log,String _uuid,long _revision)
 	{
 		root = _node;
 		previous = _prev;
@@ -25,7 +23,7 @@
 	}
 
 	@Override
-	public DefaultNode getRoot()
+	public Node getRoot()
 	{
 		return root;
 	}
@@ -55,7 +53,7 @@
 	}
 
 	@Override
-	public Iterable<Operation> getOperations()
+	public Iterable<TreeOperation> getOperations()
 	{
 		return changeList;
 	}