JmxTest

package mbeanTest;

import java.util.Set;

import javax.management.Attribute;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.Notification;
import javax.management.NotificationListener;
import javax.management.ObjectInstance;
import javax.management.ObjectName;
import javax.management.modelmbean.RequiredModelMBean;

public class JmxTest
{
    /**
     * 测试标准MBean 需要被管理的方法、属性等在接口中定义好，创建一个类，继承此接口，然后实现时候方法，
     * 这样，但注册到MBeanServer的时候，会自动管理其，接口中的各个属性、方法。
     *
     * @throws Exception
     */

    public void test1StandardMBean() throws Exception
    {
        // MBeanServer ms = MBeanServerFactory.createMBeanServer("JMX2Test");
        MBeanServer ms = MBeanServerFactory.createMBeanServer();
        ObjectName name = new ObjectName("Hellogg:type=myfirstMbean");

        // ms.createMBean("HelloWorld", objectName);
        HelloWorld hello = new HelloWorld(" yao yao , qie ke nao ");

        // MBean需要实现NotificationBroadcaster接口，支持各种事件的发送和处理
        hello.addNotificationListener(new NotificationListener()
        {

            public void handleNotification(Notification notification,
                    Object handback)
            {
                System.out.println(" access listen : " + notification);
            }
        }, null, null);

        ms.registerMBean(hello, name);

        String s1 = (String) ms.getAttribute(name, "Hello");
        System.out.println(" the init value1 : " + s1);

        ms.setAttribute(name, new Attribute("Hello", " hi ,hi ,man "));
        String s2 = (String) ms.getAttribute(name, "Hello");
        System.out.println(" the init value2 : " + s2);

        ms.invoke(name, "message", new Object[]{ " i as message " }, new String[]{ "java.lang.String" });

        ObjectName name2 = new ObjectName("Hellogg:type=myfirstMbean");
        Set<ObjectInstance> set = ms.queryMBeans(name2, null);
        System.out.println("set: "+set);
    }

    /**
     * 动态Mbean，需要实现DynamicMBean接口，并且任何需要，管理的方法、属性，都需要在接口的方法中，
     * 自己来实现，Mbeaninfo也需要自己设置，这样编程的工作量大，但是有很大的可控性。
     *
     * @throws Exception
     */

    public void test2DynamicMBean() throws Exception
    {
        HelloWorldDynamic dynamic = new HelloWorldDynamic();

        MBeanServer ms = MBeanServerFactory.createMBeanServer();
        // 创建一个ObjectName
        ObjectName name = new ObjectName("DynamicHello:type=dinamicMbean");

        // 注册动态MBean到MBeanServer服务上去
        ms.registerMBean(dynamic, name);

        // 得到属性值
        Object o = ms.getAttribute(name, "getInstance");
        String hello = (String) ms.getAttribute(name, "gh");
        MBeanOperationInfo operation = dynamic.getMBeanInfo().getOperations()[0];
        System.out.println(" attribute value of getInstance:" + o
                + "; attribute value of gh:" + hello);

        // 执行一个方法(操作)
        ms.invoke(name, operation.getName(), null, null);
    }

    public void test3RequiredModelMBean() throws Exception
    {
        HelloWorldModelMBean hello = new HelloWorldModelMBean();

        MBeanServer ms = MBeanServerFactory.createMBeanServer();
        RequiredModelMBean modelMbean = hello.createModelBean();
        ObjectName name = new ObjectName("RequiredMBeanHello:type=ModelMbean");
        // 监听属性变化事件
        modelMbean.addAttributeChangeNotificationListener(
                new NotificationListener()
                {
                    @Override
                    public void handleNotification(Notification notification,
                            Object handback)
                    {
                        System.out.println(" --Attribute已经改变-- ");
                    }
                }, null, null);
        ms.registerMBean(modelMbean, name);

        //ms.invoke(name, "setHello", new Object[]{ " 调用setHello方法 " }, new String[]{ "java.lang.String" });
        String s = (String) ms.getAttribute(name, "hello");
        // 出发Attribute改变事件
       // ms.setAttribute(name, new Attribute("hello", "bbb"));
        String s2 = (String) ms.getAttribute(name, "hello");

        System.out.println(s);
        System.out.println(s2);
    }

    public static void main(String args[]) throws Exception
    {

        JmxTest jmx = new JmxTest();
        jmx.test3RequiredModelMBean();

    }

}