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Glassfish example source code file (NamingService.java)
The Glassfish NamingService.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. * * * This file incorporates work covered by the following copyright and * permission notice: * * Copyright 2004 The Apache Software Foundation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.naming; import java.util.logging.*; import javax.naming.Context; import javax.management.NotificationBroadcasterSupport; import javax.management.ObjectName; import javax.management.MBeanServer; import javax.management.MBeanRegistration; import javax.management.AttributeChangeNotification; import javax.management.Notification; /** * Implementation of the NamingService JMX MBean. * * @author <a href="mailto:remm@apache.org">Remy Maucherat * @version $Revision: 1.3 $ */ public final class NamingService extends NotificationBroadcasterSupport implements NamingServiceMBean, MBeanRegistration { private static final Logger log = Logger.getLogger( NamingService.class.getName()); // ----------------------------------------------------- Instance Variables /** * Status of the Slide domain. */ private int state = STOPPED; /** * Notification sequence number. */ private long sequenceNumber = 0; /** * Old URL packages value. */ private String oldUrlValue = ""; /** * Old initial context value. */ private String oldIcValue = ""; // ---------------------------------------------- MBeanRegistration Methods public ObjectName preRegister(MBeanServer server, ObjectName name) throws Exception { return new ObjectName(OBJECT_NAME); } public void postRegister(Boolean registrationDone) { if (!registrationDone.booleanValue()) destroy(); } public void preDeregister() throws Exception { } public void postDeregister() { destroy(); } // ----------------------------------------------------- SlideMBean Methods /** * Retruns the Catalina component name. */ public String getName() { return NAME; } /** * Returns the state. */ public int getState() { return state; } /** * Returns a String representation of the state. */ public String getStateString() { return states[state]; } /** * Start the servlet container. */ public void start() throws Exception { Notification notification = null; if (state != STOPPED) return; state = STARTING; // Notifying the MBEan server that we're starting notification = new AttributeChangeNotification (this, sequenceNumber++, System.currentTimeMillis(), "Starting " + NAME, "State", "java.lang.Integer", Integer.valueOf(STOPPED), Integer.valueOf(STARTING)); sendNotification(notification); try { String value = "org.apache.naming"; String oldValue = System.getProperty(Context.URL_PKG_PREFIXES); if (oldValue != null) { oldUrlValue = oldValue; value = oldValue + ":" + value; } System.setProperty(Context.URL_PKG_PREFIXES, value); oldValue = System.getProperty(Context.INITIAL_CONTEXT_FACTORY); if (oldValue != null) { oldIcValue = oldValue; } else { System.setProperty(Context.INITIAL_CONTEXT_FACTORY, Constants.Package + ".java.javaURLContextFactory"); } } catch (Throwable t) { state = STOPPED; notification = new AttributeChangeNotification (this, sequenceNumber++, System.currentTimeMillis(), "Stopped " + NAME, "State", "java.lang.Integer", Integer.valueOf(STARTING), Integer.valueOf(STOPPED)); sendNotification(notification); } state = STARTED; notification = new AttributeChangeNotification (this, sequenceNumber++, System.currentTimeMillis(), "Started " + NAME, "State", "java.lang.Integer", Integer.valueOf(STARTING), Integer.valueOf(STARTED)); sendNotification(notification); } /** * Stop the servlet container. */ public void stop() { Notification notification = null; if (state != STARTED) return; state = STOPPING; notification = new AttributeChangeNotification (this, sequenceNumber++, System.currentTimeMillis(), "Stopping " + NAME, "State", "java.lang.Integer", Integer.valueOf(STARTED), Integer.valueOf(STOPPING)); sendNotification(notification); try { System.setProperty(Context.URL_PKG_PREFIXES, oldUrlValue); System.setProperty(Context.INITIAL_CONTEXT_FACTORY, oldIcValue); } catch (Throwable t) { log.log(Level.WARNING, "Unable to restore original system properties", t); } state = STOPPED; notification = new AttributeChangeNotification (this, sequenceNumber++, System.currentTimeMillis(), "Stopped " + NAME, "State", "java.lang.Integer", Integer.valueOf(STOPPING), Integer.valueOf(STOPPED)); sendNotification(notification); } /** * Destroy servlet container (if any is running). */ public void destroy() { if (getState() != STOPPED) stop(); } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish NamingService.java source code file: |
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