ManagementReprFactory.java

package org.objectweb.jonas.jmx;

// JOnAS Log
import java.io.IOException;
import java.net.MalformedURLException;

import javax.management.MBeanServerConnection;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;

import org.objectweb.jonas.common.Log;
import org.objectweb.jonas.service.ServiceManager;
import org.objectweb.util.monolog.api.BasicLevel;
import org.objectweb.util.monolog.api.Logger;

public class ManagementReprFactory {
    private ManagementReprFactory() {
    }
    private static Logger logger = Log.getLogger("org.objectweb.jonas.jmx");

    public static ManagementRepr getManagementRepr() {
        ManagementRepr representative = null;
        ClassLoader classLoader = ManagementReprFactory.class.getClassLoader();
        try {
            Class managemntRepClass = classLoader.loadClass("org.objectweb.jonas.jmx.ManagementReprImpl");
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory , managemntRep class loaded");
            representative = (ManagementRepr) managemntRepClass.newInstance();
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory , managemntRep created");
        } catch (Exception e) {
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory exception : " + e.toString());
        }
        return representative;
    }

    public static ManagementRepr getManagementRepr(String serverName) {
        ManagementRepr representative = null;
        ClassLoader classLoader = ManagementReprFactory.class.getClassLoader();
        try {
            Class managemntRepClass = classLoader.loadClass("org.objectweb.jonas.jmx.ManagementReprImplJSR160");
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory , managemntRep class loaded");
            representative = (ManagementRepr) managemntRepClass.newInstance();
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory , managemntRep created");
            MBeanServerConnection connection = null;
            JmxService jmxService = (JmxService) ServiceManager.getInstance().getJmxService();
            /*
            String name = jmxService.getJonasServerName();
            JMXServiceURL[] urls = jmxService.getConnectorServerURLs();
            // create a connector client for the connector server at the given url
            JMXConnector connector = null;
            try {
                connector = JMXConnectorFactory.newJMXConnector(urls[0], null);
                connector.connect(null);
                connection = connector.getMBeanServerConnection();
            } catch (MalformedURLException e) {
                // there is no provider for the protocol in url
                connection = null;
            } catch (IOException e) {
                // connector client or connection cannot be made because of a communication problem.
                connection = null;
            } catch (java.lang.SecurityException e) {
                // connection cannot be made for security reasons
                connection = null;
            }
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory , connection created for current server");
            */
            connection = jmxService.getServerConnection(serverName);
            if (connection == null) {
                logger.log(BasicLevel.WARN, "ManagementReprFactory could not get connection for server " + serverName);
            } else {
                logger.log(BasicLevel.DEBUG, "ManagementReprFactory got connection for server " + serverName);
                ((ManagementReprImplJSR160) representative).setMBeanServerConnection(connection);
            }
        } catch (Exception e) {
            logger.log(BasicLevel.DEBUG, "ManagementReprFactory exception : " + e.toString());
        }
        return representative;
    }
}

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