Change.java :  » Wiki-Engine » VeryQuickWiki » vqwiki » Java Open Source

package vqwiki;

import java.util.Calendar;
import java.util.Date;

/*
Very Quick Wiki - WikiWikiWeb clone
Copyright (C) 2001-2002 Gareth Cronin

This program is free software; you can redistribute it and/or modify
it under the terms of the latest version of the GNU Lesser General
Public License as published by the Free Software Foundation;

This program 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 program (gpl.txt); if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

public class Change implements java.io.Serializable, Comparable {

    protected String topic;
    protected String user;
    protected Date time;
    protected String virtualWiki;

    /**
     *
     */
    public Change() {
    }

    /**
     *
     */
    public String getTopic() {
        return topic;
    }

    /**
     *
     */
    public Change(String virtualWiki, String inTopic, String inUser, Date changeDate) {
        this.topic = inTopic;
        this.user = inUser;
        this.time = changeDate;
        this.virtualWiki = virtualWiki;
    }

    /**
     *
     */
    public void setTopic(String topic) {
        this.topic = topic;
    }

    /**
     *
     */
    public String getUser() {
        return user;
    }

    /**
     *
     */
    public String getUsername() {
        try {
            return WikiBase.getInstance().getUsergroupInstance().getFullnameById(user);
        } catch (Exception e) {
            return user;
        }
    }

    /**
     *
     */
    public void setUser(String user) {
        this.user = user;
    }

    /**
     *
     */
    public Date getTime() {
        return time;
    }

    /**
     *
     */
    public void setTime(Date time) {
        this.time = time;
    }

    /**
     *
     */
    public String getVirtualWiki() {
        return virtualWiki;
    }

    /**
     *
     */
    public void setVirtualWiki(String virtualWiki) {
        this.virtualWiki = virtualWiki;
    }

    /**
     *
     */
    public int compareTo(Object o) {
        Change incomingChange = (Change) o;
        if (time.before(incomingChange.time)) {
            return 1;
        }
        if (time.after(incomingChange.time)) {
            return -1;
        }
        return 0;
    }

    /**
     *
     */
    public boolean equals(Object o) {
        if (o == null) return false;
        if (!(o instanceof Change)) return false;
        Change c = (Change) o;
        if (!this.topic.equals(c.getTopic()) || !this.user.equals(c.getUser())) {
            return false;
        }
        Calendar cal1 = Calendar.getInstance();
        Calendar cal2 = Calendar.getInstance();
        cal1.setTime(this.time);
        cal2.setTime(c.getTime());
        if (cal1.get(Calendar.DATE) != cal2.get(Calendar.DATE) ||
            cal1.get(Calendar.MONTH) != cal2.get(Calendar.MONTH) ||
            cal1.get(Calendar.YEAR) != cal2.get(Calendar.YEAR)) {
            return false;
        }
        return true;
    }
}