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JavaMail 1.6.2 Source Code Files
JavaMail Source Code Files are provided in the source package file, httpcomponents-client-5.2-src.zip.
You can browse JavaMail Source Code files below:
✍: FYIcenter.com
⏎ javax/mail/EventQueue.java
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2017 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://oss.oracle.com/licenses/CDDL+GPL-1.1 * or 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 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 javax.mail; import java.util.EventListener; import java.util.Vector; import java.util.Queue; import java.util.WeakHashMap; import java.util.concurrent.BlockingQueue; import java.util.concurrent.LinkedBlockingQueue; import java.util.concurrent.Executor; import javax.mail.event.MailEvent; /** * Package private class used by Store & Folder to dispatch events. * This class implements an event queue, and a dispatcher thread that * dequeues and dispatches events from the queue. * * @author Bill Shannon */ class EventQueue implements Runnable { private volatile BlockingQueue<QueueElement> q; private Executor executor; private static WeakHashMap<ClassLoader,EventQueue> appq; /** * A special event that causes the queue processing task to terminate. */ static class TerminatorEvent extends MailEvent { private static final long serialVersionUID = -2481895000841664111L; TerminatorEvent() { super(new Object()); } @Override public void dispatch(Object listener) { // Kill the event dispatching thread. Thread.currentThread().interrupt(); } } /** * A "struct" to put on the queue. */ static class QueueElement { MailEvent event = null; Vector<? extends EventListener> vector = null; QueueElement(MailEvent event, Vector<? extends EventListener> vector) { this.event = event; this.vector = vector; } } /** * Construct an EventQueue using the specified Executor. * If the Executor is null, threads will be created as needed. */ EventQueue(Executor ex) { this.executor = ex; } /** * Enqueue an event. */ synchronized void enqueue(MailEvent event, Vector<? extends EventListener> vector) { // if this is the first event, create the queue and start the event task if (q == null) { q = new LinkedBlockingQueue<>(); if (executor != null) { executor.execute(this); } else { Thread qThread = new Thread(this, "JavaMail-EventQueue"); qThread.setDaemon(true); // not a user thread qThread.start(); } } q.add(new QueueElement(event, vector)); } /** * Terminate the task running the queue, but only if there is a queue. */ synchronized void terminateQueue() { if (q != null) { Vector<EventListener> dummyListeners = new Vector<>(); dummyListeners.setSize(1); // need atleast one listener q.add(new QueueElement(new TerminatorEvent(), dummyListeners)); q = null; } } /** * Create (if necessary) an application-scoped event queue. * Application scoping is based on the thread's context class loader. */ static synchronized EventQueue getApplicationEventQueue(Executor ex) { ClassLoader cl = Session.getContextClassLoader(); if (appq == null) appq = new WeakHashMap<>(); EventQueue q = appq.get(cl); if (q == null) { q = new EventQueue(ex); appq.put(cl, q); } return q; } /** * Pull events off the queue and dispatch them. */ @Override public void run() { BlockingQueue<QueueElement> bq = q; if (bq == null) return; try { loop: for (;;) { // block until an item is available QueueElement qe = bq.take(); MailEvent e = qe.event; Vector<? extends EventListener> v = qe.vector; for (int i = 0; i < v.size(); i++) try { e.dispatch(v.elementAt(i)); } catch (Throwable t) { if (t instanceof InterruptedException) break loop; // ignore anything else thrown by the listener } qe = null; e = null; v = null; } } catch (InterruptedException e) { // just die } } }
⏎ javax/mail/EventQueue.java
Or download all of them as a single archive file:
File name: javax.mail-1.6.2-sources.jar File size: 851487 bytes Release date: 2018-08-29 Download
⇒ Download and Install javax.mail-1.5.4.jar
⇐ Download and Install javax.mail-1.6.2.jar
2016-01-07, 9278👍, 0💬
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