package org.jboss.book.jmx.xmbean;import java.rmi.RemoteException;import java.rmi.server.UnicastRemoteObject;import javax.management.Attribute;import javax.management.MBeanInfo;import javax.management.MBeanOperationInfo;import javax.management.MBeanParameterInfo;import javax.management.Notification;import javax.management.ObjectName;import javax.naming.InitialContext;import org.jboss.jmx.adaptor.rmi.RMIAdaptor;import org.jboss.jmx.adaptor.rmi.RMINotificationListener;/** * A client that demonstrates how to connect to the JMX server using * the RMI adaptor. * * @author Scott.Stark@jboss.org * @version $Revision: 1.1 $ */public class TestXMBean1{   public static class Listener implements RMINotificationListener   {      public Listener() throws RemoteException      {         UnicastRemoteObject.exportObject(this);      }      public void handleNotification(Notification event, Object handback)      {         System.out.println("handleNotification, event: "+event);      }   }   /**    * @param args the command line arguments    */   public static void main(String[] args) throws Exception   {      InitialContext ic = new InitialContext();      RMIAdaptor server = (RMIAdaptor) ic.lookup("jmx/rmi/RMIAdaptor");      // Get the MBeanInfo for the JNDIMap XMBean      ObjectName name = new ObjectName("chap2.xmbean:service=JNDIMap");      MBeanInfo info = server.getMBeanInfo(name);      System.out.println("JNDIMap Class: "+info.getClassName());      MBeanOperationInfo[] opInfo = info.getOperations();      System.out.println("JNDIMap Operations: ");      for(int o = 0; o < opInfo.length; o ++)      {         MBeanOperationInfo op = opInfo[o];         String returnType = op.getReturnType();         String opName = op.getName();         System.out.print(" + "+returnType+" "+opName+"(");         MBeanParameterInfo[] params = op.getSignature();         for(int p = 0; p < params.length; p ++)         {            MBeanParameterInfo paramInfo = params[p];            String pname = paramInfo.getName();            String type = paramInfo.getType();            if( pname.equals(type) )               System.out.print(type);            else               System.out.print(type+" "+name);            if( p < params.length-1 )               System.out.print(',');         }         System.out.println(")");      }      // Register as a notification listener      Listener listener = new Listener();      server.addNotificationListener(name, listener, null, null);      // Get the InitialValues attribute      String[] initialValues = (String[]) server.getAttribute(name, "InitialValues");      for(int n = 0; n < initialValues.length; n += 2)      {         String key = initialValues[n];         String value = initialValues[n+1];         System.out.println("key="+key+", value="+value);      }      // Invoke the put(Object, Object) op      String[] sig = {"java.lang.Object", "java.lang.Object"};      Object[] opArgs = {"key1", "value1"};      server.invoke(name, "put", opArgs, sig);      System.out.println("JNDIMap.put(key1, value1) successful");      sig = new String[]{"java.lang.Object"};      opArgs = new Object[]{"key0"};      Object result0 = server.invoke(name, "get", opArgs, sig);      System.out.println("JNDIMap.get(key0): "+result0);      opArgs = new Object[]{"key1"};      Object result1 = server.invoke(name, "get", opArgs, sig);      System.out.println("JNDIMap.get(key1): "+result1);      // Change the InitialValues      initialValues[0] = "key10";      initialValues[1] = "value10";      Attribute ivalues = new Attribute("InitialValues", initialValues);      server.setAttribute(name, ivalues);      // Unregister the listener.      server.removeNotificationListener(name, listener);      UnicastRemoteObject.unexportObject(listener, true);   }}