001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004
005  This file is part of Granite Data Services.
006
007  Granite Data Services is free software; you can redistribute it and/or modify
008  it under the terms of the GNU Library General Public License as published by
009  the Free Software Foundation; either version 2 of the License, or (at your
010  option) any later version.
011
012  Granite Data Services is distributed in the hope that it will be useful, but
013  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015  for more details.
016
017  You should have received a copy of the GNU Library General Public License
018  along with this library; if not, see <http://www.gnu.org/licenses/>.
019*/
020
021package org.granite.jmx;
022
023import javax.management.ObjectName;
024import javax.servlet.ServletContext;
025
026import org.granite.config.ServletGraniteConfig;
027import org.granite.config.flex.ServletServicesConfig;
028import org.granite.logging.Logger;
029
030/**
031 * An utility class that register/unregister GraniteDS MBeans.
032 * 
033 * @author Franck WOLFF
034 */
035public class GraniteMBeanInitializer {
036        
037        private static final Logger log = Logger.getLogger(GraniteMBeanInitializer.class);
038
039        public static void registerMBeans(ServletContext context, ServletGraniteConfig gConfig, ServletServicesConfig sConfig) {
040                String appName = ServletGraniteConfig.getConfig(context).getMBeanContextName();
041        try {
042            ObjectName name = new ObjectName("org.graniteds:type=GraniteDS,app=" + appName);
043                log.info("Registering MBean: %s", name);
044            OpenMBean mBean = OpenMBean.createMBean(gConfig);
045                MBeanServerLocator.getInstance().register(mBean, name);
046        }
047        catch (Exception e) {
048                log.error(e, "Could not register GraniteDS MBean for context: %s", appName);
049        }
050        }       
051
052        public static void unregisterMBeans(ServletContext context) {
053                String appName = ServletGraniteConfig.getConfig(context).getMBeanContextName();
054        try {
055            ObjectName name = new ObjectName("org.graniteds:type=GraniteDS,app=" + appName);
056                log.info("Unregistering MBean: %s", name);
057                MBeanServerLocator.getInstance().unregister(name);
058        }
059        catch (Exception e) {
060                log.error(e, "Could not unregister GraniteDS MBean for context: %s", appName);
061        }
062        }       
063}