NodeCursorInterface.java

00001 /* -*- indent-tabs-mode: nil -*- */
00002 /*
00003  *  Main authors:
00004  *     Marco Kuhlmann <kuhlmann@ps.uni-sb.de>
00005  *
00006  *  Copyright:
00007  *     Marco Kuhlmann, 2005
00008  *
00009  *  Last modified:
00010  *     $Date: 2006-10-26 11:31:58 +0200 (Thu, 26 Oct 2006) $ by $Author: tack $
00011  *     $Revision: 3796 $
00012  *
00013  *  This file is part of Gecode, the generic constraint
00014  *  development environment:
00015  *     http://www.gecode.org
00016  *
00017  *  See the file "LICENSE" for information on usage and
00018  *  redistribution of this file, and for a
00019  *     DISCLAIMER OF ALL WARRANTIES.
00020  *
00021  */
00022 
00023 package org.gecode.gist;
00024 
00025 
00026 public interface NodeCursorInterface {
00027     abstract public Node getCurrentNode();
00028     abstract public void processCurrentNode();
00029     abstract public boolean mayMoveUpwards();
00030     abstract public void moveUpwards();
00031     abstract public boolean mayMoveDownwards();
00032     abstract public void moveDownwards();
00033     abstract public boolean mayMoveSidewards();
00034     abstract public void moveSidewards();
00035 }