Mercurial > hg > release > icedtea7-forest-2.0 > jaxws
view sources/jaxws_src/src/com/sun/xml/internal/ws/api/pipe/Engine.java @ 282:78c175236707
Update to jdk7-jaxws-2009_09_28.zip
author | andrew |
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date | Thu, 22 Sep 2011 02:57:13 +0100 |
parents | c608b38af726 |
children | 2a5e9984bdb8 |
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/* * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ package com.sun.xml.internal.ws.api.pipe; import java.util.concurrent.Executor; import java.util.concurrent.Executors; import java.util.concurrent.ThreadFactory; import java.util.concurrent.atomic.AtomicInteger; import com.sun.xml.internal.ws.api.message.Packet; /** * Collection of {@link Fiber}s. * Owns an {@link Executor} to run them. * * @author Kohsuke Kawaguchi * @author Jitendra Kotamraju */ public class Engine { private volatile Executor threadPool; public final String id; public Engine(String id, Executor threadPool) { this(id); this.threadPool = threadPool; } public Engine(String id) { this.id = id; } public void setExecutor(Executor threadPool) { this.threadPool = threadPool; } void addRunnable(Fiber fiber) { if(threadPool==null) { synchronized(this) { threadPool = Executors.newCachedThreadPool(new DaemonThreadFactory()); } } threadPool.execute(fiber); } /** * Creates a new fiber in a suspended state. * * <p> * To start the returned fiber, call {@link Fiber#start(Tube,Packet,Fiber.CompletionCallback)}. * It will start executing the given {@link Tube} with the given {@link Packet}. * * @return new Fiber */ public Fiber createFiber() { return new Fiber(this); } private static class DaemonThreadFactory implements ThreadFactory { static final AtomicInteger poolNumber = new AtomicInteger(1); final ThreadGroup group; final AtomicInteger threadNumber = new AtomicInteger(1); final String namePrefix; DaemonThreadFactory() { SecurityManager s = System.getSecurityManager(); group = (s != null)? s.getThreadGroup() : Thread.currentThread().getThreadGroup(); namePrefix = "jaxws-engine-" + poolNumber.getAndIncrement() + "-thread-"; } public Thread newThread(Runnable r) { Thread t = new Thread(group, r, namePrefix + threadNumber.getAndIncrement(), 0); if (!t.isDaemon()) t.setDaemon(true); if (t.getPriority() != Thread.NORM_PRIORITY) t.setPriority(Thread.NORM_PRIORITY); return t; } } }