|
Glassfish example source code file (ServiceInitializerHandler.java)
The Glassfish ServiceInitializerHandler.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 2007-2011 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. */ package com.sun.enterprise.v3.services.impl; import com.sun.grizzly.Context; import com.sun.grizzly.TCPSelectorHandler; import com.sun.grizzly.http.SelectorThread; import com.sun.grizzly.SelectorHandler; import com.sun.grizzly.Controller; import java.io.IOException; import java.util.Collection; import java.util.logging.Logger; import java.nio.channels.SelectableChannel; import java.nio.channels.SelectionKey; import org.glassfish.internal.grizzly.LazyServiceInitializer; /** * {@link SelectorHandler} implementation {@link SelectorThread} * passes to {@link Controller}. It dumbs down * {@link TCPSelectorHandler}, to make it just good enough * for the light weight listener * * @author Vijay Ramachandran */ public class ServiceInitializerHandler extends TCPSelectorHandler { private ServiceInitializerThread selectorThread; private volatile LazyServiceInitializer targetInitializer = null; private Collection<LazyServiceInitializer> initializerImplList = null; protected static final Logger logger = Logger.getLogger(ServiceInitializerHandler.class.getName()); private final Object LOCK_OBJ = new Object(); private long timeout = 60000; public ServiceInitializerHandler(ServiceInitializerThread selectorThread) { this.selectorThread = selectorThread; initializerImplList = selectorThread.getHabitat().getAllByContract(LazyServiceInitializer.class); setSelectTimeout(timeout); } public void setSelectorThread(ServiceInitializerThread selectorThread) { this.selectorThread = selectorThread; } @Override public boolean onAcceptInterest(SelectionKey key, Context ctx) throws IOException { if (initializerImplList == null) { logger.severe("NO Lazy Initialiser was found for port = " + selectorThread.getGrizzlyListener().getListener().getPort()); return false; } SelectableChannel channel = acceptWithoutRegistration(key); if (targetInitializer == null) { synchronized (LOCK_OBJ) { LazyServiceInitializer localInitializer = targetInitializer; if (localInitializer == null) { for (LazyServiceInitializer initializer : initializerImplList) { String listenerName = selectorThread.getGrizzlyListener().getListener().getName(); if (listenerName.equalsIgnoreCase(initializer.getServiceName())) { localInitializer = initializer; break; } } if (localInitializer == null) { logger.severe("NO Lazy Initialiser implementation was found for port = " + selectorThread.getGrizzlyListener().getListener().getPort()); return false; } if (!localInitializer.initializeService()) { logger.severe("Lazy Service initialization failed for port = " + selectorThread.getGrizzlyListener().getListener().getPort()); return false; } targetInitializer = localInitializer; } } } if (channel != null) { targetInitializer.handleRequest(channel); } return false; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish ServiceInitializerHandler.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.