/* * Copyright (c) 2001 Sun Microsystems, Inc.  All rights * reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. The end-user documentation included with the redistribution, *    if any, must include the following acknowledgment: *       "This product includes software developed by the *       Sun Microsystems, Inc. for Project JXTA." *    Alternately, this acknowledgment may appear in the software itself, *    if and wherever such third-party acknowledgments normally appear. * * 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must *    not be used to endorse or promote products derived from this *    software without prior written permission. For written *    permission, please contact Project JXTA at http://www.jxta.org. * * 5. Products derived from this software may not be called "JXTA", *    nor may "JXTA" appear in their name, without prior written *    permission of Sun. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED.  IN NO EVENT SHALL SUN MICROSYSTEMS OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of Project JXTA.  For more * information on Project JXTA, please see * <http://www.jxta.org/>. * * This license is based on the BSD license adopted by the Apache Foundation. * * $Id: PeerInfoResponseMessage.java,v 1.5 2004/05/07 00:03:14 hamada Exp $ */package net.jxta.protocol;import java.util.Hashtable;import java.util.Enumeration;import net.jxta.document.Document;import net.jxta.document.Element;import net.jxta.document.MimeMediaType;import net.jxta.document.StructuredDocument;import net.jxta.document.StructuredDocumentUtils;import net.jxta.peer.PeerID;/** * This abstract class define the PeerInfoService advertisement. */public abstract class PeerInfoResponseMessage {        /**     * The Sender's (or Querying) Peer Id.     */    private PeerID spid = null;        /**     * Peer Id of the peer which published this advertisement.     */    private PeerID tpid = null;        /** String representing response  */    private StructuredDocument response = null;    /**     * Time in seconds since this peer was started.     */    private long uptime = 0;        /**     * Time in milliseconds when this peer was last polled since     * "the epoch", namely January 1, 1970, 00:00:00 GMT.     */    private long timestamp = 0;     public PeerInfoResponseMessage() {        super();    }        /**     * returns the Message type     * @return a string     *     */    public static String getMessageType() {        return "jxta:PeerInfoResponseMessage";    }        /**     * returns the sender's pid     *     * @return a string representing the peer's id     *     */    public PeerID getSourcePid() {        return spid;    }        /**     * sets the sender's pid     *     * @param pid a string representing a peer's id     *     */    public void setSourcePid(PeerID pid) {        this.spid = pid;    }        /**     * returns the target pid     *     * @return a string representing the peer's id     *     */    public PeerID getTargetPid() {        return tpid;    }        /**     * sets the target's pid     *     * @param pid a string representing a peer's id     *     */    public void setTargetPid(PeerID pid) {        this.tpid = pid;    }    /**     * returns the response     *     * @return a structured document representing request     *     */    public Element getResponse() {        if( null != response )            return StructuredDocumentUtils.copyAsDocument( response );        else            return null;    }        /**     * sets the request     *     * @param response a structured document representing a peerinfo request     *     */    public void setResponse(Element response) {        if( null != response )            this.response = StructuredDocumentUtils.copyAsDocument( response );        else            this.response = null;    }    /**     * returns the number of milliseconds since this peer was started     * @return the number of milliseconds     *     */    public long getUptime() {        return uptime;    }        /**     * sets the number of milliseconds since this peer was started     * @param milliseconds the number of milliseconds since this peer was started     *     */    public void setUptime(long milliseconds) {        this.uptime = milliseconds;    }        /**     * returns the time when this peer was last polled     *     * @return long time in milliseconds when this peer was last polled in     * milliseconds since "the epoch", namely January 1, 1970, 00:00:00     * GMT.     *     */    public long getTimestamp() {        return timestamp;    }        /**     * sets the time when this peer was last polled     *     * @param milliseconds time in milliseconds when this peer was last polled     * in milliseconds since "the epoch", namely January 1, 1970, 00:00:00     * GMT.     *     */    public void setTimestamp(long milliseconds) {        this.timestamp = milliseconds;    }    public abstract Document getDocument(MimeMediaType encodeAs);  }