// regular java imports

import java.io.InputStream;

import java.net.URL;



// Modeler imports

import org.apache.commons.modeler.Registry;

import org.apache.commons.modeler.ManagedBean;



// JMX imports

import javax.management.MBeanServer;

import javax.management.Attribute;

import javax.management.ObjectName;

import javax.management.modelmbean.ModelMBean;

import javax.management.modelmbean.ModelMBeanInfo;

import javax.management.MBeanAttributeInfo;



public class ModelerDemo{



	public static void main(String args[]){



		// create the registry

		Registry registry = null;

		try {

				URL url = ModelerDemo.class.getResource("mbeans-descriptors.xml");

				InputStream stream = url.openStream();

				Registry.loadRegistry(stream);

				stream.close();

				registry = Registry.getRegistry();

		} catch (Throwable t) {

				t.printStackTrace(System.out);

				System.exit(1);

		}



		// get a handle on a managed bean instance

		DemoManagedBean mBean = new DemoManagedBean();



		// create a Model MBean and register it with the MBean server

		// using the instance of the mBean

		MBeanServer mServer = registry.getServer();

  	ManagedBean managed = registry.findManagedBean("ManagedBean");



		try{

			ModelMBean modelMBean = managed.createMBean(mBean);

			String domain = mServer.getDefaultDomain();



			ObjectName oName = new ObjectName(domain + ":type=ManagedBean");



			mServer.registerMBean(modelMBean, oName);

		}catch(Exception e){



			System.err.println(e);

			System.exit(0);

		}



		// now this managed bean's Model MBean is accessible to any or all

		// JMX clients. Here, we will simply print the information about the

		// mBean and set a couple of values on it.

		try{

			ObjectName name =

				new ObjectName(mServer.getDefaultDomain() + ":type=ManagedBean");



			ModelMBeanInfo info = (ModelMBeanInfo) mServer.getMBeanInfo(name);

			System.err.println("  className=" + info.getClassName());

			System.err.println("  description=" + info.getDescription());

			System.err.println("  mbeanDescriptor=" + info.getMBeanDescriptor());



			System.err.println("================================================");

			System.err.println("Original Value of Name: " +

				mServer.getAttribute(name, "name"));



			mServer.setAttribute(name, new Attribute("name", "Vikram"));



			System.err.println("New Value of Name: " +

				mServer.getAttribute(name, "name"));



		}catch(Exception e){



			System.err.println(e);

			System.exit(0);

		}







	}



}