--- a/src/treecms/tree/id/AbstractRandomNodeID.java	Tue May 31 15:55:28 2011 +0900
+++ b/src/treecms/tree/id/AbstractRandomNodeID.java	Wed Jun 01 15:35:50 2011 +0900
@@ -5,12 +5,12 @@
 public abstract class AbstractRandomNodeID extends AbstractNodeID
 {
 	public abstract NodeID create();
-	public abstract String getUUID();
+	public abstract String getFamilyID();
 	public abstract String getVersion();
 	public abstract NodeID update();
 	
 	public boolean isFamily(NodeID _id)
 	{
-		return (_id instanceof AbstractNodeID) ? getUUID().equals(_id.getUUID()) : false;
+		return (_id instanceof AbstractNodeID) ? getFamilyID().equals(_id.getFamilyID()) : false;
 	}
 }