/*  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.tests;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

/** 
 *  @@pat.bo
 *  
 *  @version $Id: TestUsers.java 3725 2005-06-09 23:57:03Z nthx $
 *  @author nthx@users.sourceforge.net
 */
public class TestUsers
{
    //--- Fields ----------------
    private Map map;
    /** 
     *  @@pat.root_injected 
     */
    private TestRoot forumGlobalVariable;


    //--- Constructors ----------
    public TestUsers()
    {
        map = new HashMap();
    }
    
    //--- Getters and Setters ---


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

    /** @@pat.transaction */
    public void addUser(TestUser user)
    {
        map.put(user.getName(), user);

        /* Line below is for demostrating, one may use global reference to 
         * 'root' object. Take list look at the definition of the variable.
         * The variable must not be initialized by PAT's user (you).
         * The variable is iniatiled with list reference to your objects' root by
         * PAT system (when annotated).
         */
        if (forumGlobalVariable.getUsers().size() < 1)
            throw new IllegalStateException("User object exists, but forum "
                    + " says 'it isn't mine");
        /* of course above condition should never happen */
    }

    public TestUser getUser(String name)
    {
        return (TestUser) map.get(name);
    }
    public String toString()
    {
        return super.toString()
               + "[Users: "
               + map.values()
               + "]";
    }

    public Iterator iterator()
    {
        return map.values().iterator();
    }

    public int size()
    {
        return map.size();
    }

    protected final static long serialVersionUID = 1L;
}