ActiveMQ example source code file (ServiceEvent.java)

This example ActiveMQ source code file (ServiceEvent.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

eventobject, jmdns, log, logger, logging, serviceevent, serviceevent, serviceinfo, serviceinfo, string, string, stringbuffer, stringbuffer, util

The ActiveMQ ServiceEvent.java source code

/**
 * Copyright 2003-2005 Arthur van Hoff, Rick Blair
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.jmdns;

import java.util.EventObject;
import java.util.logging.Logger;

/**
 * ServiceEvent.
 *
 * @author Werner Randelshofer, Rick Blair
 * @version %I%, %G%
 */
public class ServiceEvent extends EventObject
{
    private static Logger logger = Logger.getLogger(ServiceEvent.class.toString());
    /**
     * The type name of the service.
     */
    private String type;
    /**
     * The instance name of the service. Or null, if the event was
     * fired to a service type listener.
     */
    private String name;
    /**
     * The service info record, or null if the service could be be resolved.
     * This is also null, if the event was fired to a service type listener.
     */
    private ServiceInfo info;

    /**
     * Creates a new instance.
     *
     * @param source the JmDNS instance which originated the event.
     * @param type   the type name of the service.
     * @param name   the instance name of the service.
     * @param info   the service info record, or null if the service could be be resolved.
     */
    public ServiceEvent(JmDNS source, String type, String name, ServiceInfo info)
    {
        super(source);
        this.type = type;
        this.name = name;
        this.info = info;
    }

    /**
     * Returns the JmDNS instance which originated the event.
     */
    public JmDNS getDNS()
    {
        return (JmDNS) getSource();
    }

    /**
     * Returns the fully qualified type of the service.
     */
    public String getType()
    {
        return type;
    }

    /**
     * Returns the instance name of the service.
     * Always returns null, if the event is sent to a service type listener.
     */
    public String getName()
    {
        return name;
    }

    /**
     * Returns the service info record, or null if the service could not be
     * resolved.
     * Always returns null, if the event is sent to a service type listener.
     */
    public ServiceInfo getInfo()
    {
        return info;
    }

    public String toString()
    {
        StringBuffer buf = new StringBuffer();
        buf.append("<" + getClass().getName() + "> ");
        buf.append(super.toString());
        buf.append(" name ");
        buf.append(getName());
        buf.append(" type ");
        buf.append(getType());
        buf.append(" info ");
        buf.append(getInfo());
        return buf.toString();
    }

}