UPMT-master/java/upmt/src/org/zoolu/tools/Iterator.java
/*
 * Copyright (C) 2005 Luca Veltri - University of Parma - Italy
 * 
 * This file is part of MjSip (http://www.mjsip.org)
 * 
 * MjSip 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.
 * 
 * MjSip 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 MjSip; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Author(s):
 * Luca Veltri (luca.veltri@unipr.it)
 */

package org.zoolu.tools;


import java.util.Vector;


/** Iterator
  */
public class Iterator
{
   Vector v;
   int i;

   public Iterator(Vector vector)
   {  v=vector;
      i=-1;
   }  

   public boolean hasNext()
   {  return i<(v.size()-1);
   }

   public synchronized Object next()
   {  if (++i<v.size()) return v.elementAt(i);
      else return null;
   }

   public synchronized void remove()
   {  v.removeElementAt(i);
      i--;
   }
}

