/*

     This file is part of Combean.

     Combean is free software; you can redistribute it and/or modify

     it under the terms of the GNU General Public License as published by

     the Free Software Foundation; either version 2 of the License, or

     (at your option) any later version.

     Combean is distributed in the hope that it will be useful,

     but WITHOUT ANY WARRANTY; without even the implied warranty of

     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

     GNU General Public License for more details.

     You should have received a copy of the GNU General Public License

     along with Combean; if not, write to the Free Software

     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

 /*

  * Created on 06.01.2005

  *

  */

 package net.sourceforge.combean.interfaces.graph;

 /**

  * An iterator through Nodes.

  * 

  * @author schickin

  *

  */

 public interface NodeIterator {

         /**

          * Check if further nodes exist for this iteration.

          * 

          * @return true if there are further nodes

          */

         boolean hasNext();

         /**

          * Switch to the next node in the iteration.

          * 

          * @return the next node

          */

         Node next();

 }