version.java

网站即时通讯系统

/*
 Copyright (C) 2003 Adam Olsen

 This program 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 1, or (at your option)
 any later version.

 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 General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

package com.valhalla.jbother.jabber.smack;

import org.jivesoftware.smack.packet.IQ;

/**
 * IQ packet for representing jabber:iq:version
 * 
 * @author Adam Olsen
 * @version 1.0
 */
public class Version extends IQ {
    private String name = null;

    private String os = null;

    private String version = null;

    /**
     * Default constructor - sets up the packet with no information
     */
    public Version() {
        this("", "", "");
    }

    /**
     * Sets up the packet with information
     * 
     * @param name
     *            the client name
     * @param version
     *            the client version
     * @param os
     *            the client os
     */
    public Version(String name, String version, String os) {
        this.name = name;
        this.version = version;
        this.os = os;
    }

    /**
     * @return the client name
     */
    public String getName() {
        return name;
    }

    /**
     * @return the client version
     */
    public String getVersion() {
        return version;
    }

    /**
     * @return the client os
     */
    public String getOs() {
        return os;
    }

    /**
     * @param name
     *            the client name
     */
    public void setName(String name) {
        this.name = name;
    }

    /**
     * @param version
     *            the client version
     */
    public void setVersion(String version) {
        this.version = version;
    }

    /**
     * @param os
     *            the client operating system
     */
    public void setOs(String os) {
        this.os = os;
    }

    /**
     * Builds the packet
     * 
     * @return the XML version of the packet
     */
    public String getChildElementXML() {
        StringBuffer buf = new StringBuffer();
        buf.append("<query xmlns=\"jabber:iq:version\">");

        if (name != null) {
            buf.append("<name>").append(name).append("</name>");
        }
        if (version != null) {
            buf.append("<version>").append(version).append("</version>");
        }
        if (os != null) {
            buf.append("<os>").append(os).append("</os>");
        }

        buf.append("</query>");
        return buf.toString();
    }
}