/*  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.Date;

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

    //--- Fields ----------------
    private PersonalData personalData;
    private Messages messages;

    /** For description look below where the variable is used.
     *  @@pat.root_injected 
     */
    private Forum forumGlobalVariable;

    //--- Constructors ----------
    public User(String name, String surname, String login, String www)
    {
        personalData = new PersonalData();
        personalData.setName(name);
        personalData.setSurname(surname);
        personalData.setLogin(login);
        personalData.setWww(www);

        messages = new Messages();
    }

    //--- Getters and Setters ---
    public String getLogin() { return personalData.getLogin(); }
    public Messages getMessages() { return messages; }



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

    /** @@pat.transaction */
    public void changeName(String name, String surname)
    {
        personalData.setName(name);
        personalData.setSurname(surname);
    }

    /** @@pat.transaction */
    public void newMessage(Topic topic, String contents, Date date)
    {
        Message message = new Message(topic, this, contents, date);
        messages.addMessage(message);

        /* 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 String toString()
    {
        return "[User: " + personalData.toString() + "]";
    }

    protected final static long serialVersionUID = 1L;
}