/*  PAT: Persistent Applications Toolkit (patsystem.sf.net)
 *  Copyright (C) 2004, 2005  Tomasz Nazar, nthx at irc dot pl
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Full version of the license is /docs/LICENSE.txt
 */
package org.nthx.pat.demo;

import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;

/** 
 *  @@pat.bo
 *  
 *  @version $Id: Topics.java 3725 2005-06-09 23:57:03Z nthx $
 *  @author nthx@users.sourceforge.net
 */
public class Topics
{
    //--- Fields ----------------
    private List list;

    //--- Constructors ----------
    public Topics()
    {
        list = new ArrayList();
    }
    
    //--- Getters and Setters ---
    public Iterator iterator() { return list.iterator(); }
    public int size() { return list.size(); }

    //--- Implementation --------

    /** @@pat.transaction */
    public Topic newTopic(Topic topic)
    {
        list.add(topic);
        return topic;
    }

    public String toString()
    {
        return "[Topics: "
               + "]";
    }

    protected final static long serialVersionUID = 1L;
}