HelloWorld

package mbeanTest;

import javax.management.Notification;
import javax.management.NotificationBroadcasterSupport;

public class HelloWorld extends NotificationBroadcasterSupport implements
        HelloWorldMBean
{

    public String hello;

    private long seq = 0l;

    public HelloWorld()
    {
        this.hello = "Hello World! I am a Standard MBean";
    }

    public HelloWorld(String hello)
    {
        this.hello = hello;
    }

    public String getHello()
    {
        return hello+"： 调用方法getHello()";
    }

    @Override
    public Object getInstance()
    {
        return new Object();
    }

    /*
     * 当执行message的时候，发送一个消息(事件)
     * 
     * @see test.jmx.HelloWorldMBean#message(java.lang.String)
     */
    @Override
    public String message(String ms)
    {
        Notification notice = new Notification("type1", this, seq++,
                " the message metheod is invoked,the argument ms: " + ms);
        sendNotification(notice);
        return " the message :  ";
    }

    @Override
    public void setHello(String hello)
    {
        this.hello = hello;
    }
}