rendezvousevent.java

jxta_src_2.41b jxta 2.41b 最新版源码 from www.jxta.org

/*
 *  $Id: RendezvousEvent.java,v 1.7 2006/05/08 17:56:10 hamada Exp $
 *
 *  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
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 *  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: RendezvousEvent.java,v 1.7 2006/05/08 17:56:10 hamada Exp $
 *
 */
package net.jxta.rendezvous;

import java.util.EventObject;

import net.jxta.id.ID;

/**
 *  Container for Rendezvous Service events. The source of the event is the
 *  rendezvous service generating the event
 */
public class RendezvousEvent extends EventObject {

    /**
     *  Rendezvous connection event
     */
    public final static int RDVCONNECT = 0;

    /**
     *  Connection renewal event
     */
    public final static int RDVRECONNECT = 1;

    /**
     *  Client connection event
     */
    public final static int CLIENTCONNECT = 2;

    /**
     *  Client Connection renewal event
     */
    public final static int CLIENTRECONNECT = 3;

    /**
     *  Rendezvous disconnection event
     */
    public final static int RDVDISCONNECT = 4;

    /**
     *  Rendezvous connection failure
     */
    public final static int RDVFAILED = 5;

    /**
     *  Client disconnection event
     */
    public final static int CLIENTDISCONNECT = 6;

    /**
     *  Client connection failure
     */
    public final static int CLIENTFAILED = 7;

    /**
     *  Node has become a rendezvous
     */
    public final static int BECAMERDV = 8;

    /**
     *  Node has become a edge
     */
    public final static int BECAMEEDGE = 9;

    private final static String EVENTNAMES[] = {
                "RDVCONNECT",
                "RDVRECONNECT",
                "CLIENTCONNECT",
                "CLIENTRECONNECT",
                "RDVDISCONNECT",
                "RDVFAILED",
                "CLIENTDISCONNECT",
                "CLIENTFAILED",
                "BECAMERDV",
                "BECAMEEDGE"
            };

    private int type;
    private ID peer;

    /**
     *  Creates a new event
     *
     * @param  source  The rendezvous service which generated the event.
     * @param  type    the event type.
     * @param  peer    the peer associated with the event.
     */
    public RendezvousEvent(Object source, int type, ID peer) {
        super(source);
        this.type = type;
        this.peer = peer;
    }

    /**
     *  {@inheritDoc}
     */
    public String toString() {
        String eventType;

        if ((type >= RDVCONNECT) && (type <= BECAMEEDGE)) {
            eventType = EVENTNAMES[type];
        } else {
            eventType = "UNKNOWN (" + type + ")";
        }

        return super.toString() + " : " + eventType + " for [" + peer + "]";
    }

    /**
     *  Returns the event type
     *
     * @return    int type
     */
    public int getType() {
        return type;
    }


    /**
     *  Returns peerid
     *
     * @return    the peer associated with the event
     */
    public String getPeer() {
        return peer.toString();
    }

    /**
     *  Returns peerid
     *
     * @return    the peer associated with the event
     */
    public ID getPeerID() {
        return peer;
    }
}