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src/share/jaxws_classes/com/sun/xml/internal/ws/api/pipe/Engine.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/api/pipe/Engine.java

Thu, 31 Aug 2017 15:18:52 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:18:52 +0800

changeset 637

9c07ef4934dd

parent 368

0989ad8c0860

parent 0

373ffda63c9a

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.xml.internal.ws.api.pipe;
aoqi@0	27
aoqi@0	28	import java.util.concurrent.Executor;
aoqi@0	29	import java.util.concurrent.Executors;
aoqi@0	30	import java.util.concurrent.ThreadFactory;
aoqi@0	31	import java.util.concurrent.atomic.AtomicInteger;
aoqi@0	32
aoqi@0	33	import com.sun.xml.internal.ws.api.message.Packet;
aoqi@0	34	import com.sun.xml.internal.ws.api.server.Container;
aoqi@0	35	import com.sun.xml.internal.ws.api.server.ContainerResolver;
aoqi@0	36
aoqi@0	37	/**
aoqi@0	38	* Collection of {@link Fiber}s.
aoqi@0	39	* Owns an {@link Executor} to run them.
aoqi@0	40	*
aoqi@0	41	* @author Kohsuke Kawaguchi
aoqi@0	42	* @author Jitendra Kotamraju
aoqi@0	43	*/
aoqi@0	44	public class Engine {
aoqi@0	45	private volatile Executor threadPool;
aoqi@0	46	public final String id;
aoqi@0	47	private final Container container;
aoqi@0	48
aoqi@0	49	String getId() { return id; }
aoqi@0	50	Container getContainer() { return container; }
aoqi@0	51	Executor getExecutor() { return threadPool; }
aoqi@0	52
aoqi@0	53	public Engine(String id, Executor threadPool) {
aoqi@0	54	this(id, ContainerResolver.getDefault().getContainer(), threadPool);
aoqi@0	55	}
aoqi@0	56
aoqi@0	57	public Engine(String id, Container container, Executor threadPool) {
aoqi@0	58	this(id, container);
aoqi@0	59	this.threadPool = threadPool != null ? wrap(threadPool) : null;
aoqi@0	60	}
aoqi@0	61
aoqi@0	62	public Engine(String id) {
aoqi@0	63	this(id, ContainerResolver.getDefault().getContainer());
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	public Engine(String id, Container container) {
aoqi@0	67	this.id = id;
aoqi@0	68	this.container = container;
aoqi@0	69	}
aoqi@0	70
aoqi@0	71	public void setExecutor(Executor threadPool) {
aoqi@0	72	this.threadPool = threadPool != null ? wrap(threadPool) : null;
aoqi@0	73	}
aoqi@0	74
aoqi@0	75	void addRunnable(Fiber fiber) {
aoqi@0	76	if(threadPool==null) {
aoqi@0	77	synchronized(this) {
aoqi@0	78	threadPool = wrap(Executors.newCachedThreadPool(new DaemonThreadFactory()));
aoqi@0	79	}
aoqi@0	80	}
aoqi@0	81	threadPool.execute(fiber);
aoqi@0	82	}
aoqi@0	83
aoqi@0	84	private Executor wrap(Executor ex) {
aoqi@0	85	return ContainerResolver.getDefault().wrapExecutor(container, ex);
aoqi@0	86	}
aoqi@0	87
aoqi@0	88	/**
aoqi@0	89	* Creates a new fiber in a suspended state.
aoqi@0	90	*
aoqi@0	91	* <p>
aoqi@0	92	* To start the returned fiber, call {@link Fiber#start(Tube,Packet,Fiber.CompletionCallback)}.
aoqi@0	93	* It will start executing the given {@link Tube} with the given {@link Packet}.
aoqi@0	94	*
aoqi@0	95	* @return new Fiber
aoqi@0	96	*/
aoqi@0	97	public Fiber createFiber() {
aoqi@0	98	return new Fiber(this);
aoqi@0	99	}
aoqi@0	100
aoqi@0	101	private static class DaemonThreadFactory implements ThreadFactory {
aoqi@0	102	static final AtomicInteger poolNumber = new AtomicInteger(1);
aoqi@0	103	final AtomicInteger threadNumber = new AtomicInteger(1);
aoqi@0	104	final String namePrefix;
aoqi@0	105
aoqi@0	106	DaemonThreadFactory() {
aoqi@0	107	namePrefix = "jaxws-engine-" + poolNumber.getAndIncrement() + "-thread-";
aoqi@0	108	}
aoqi@0	109
aoqi@0	110	public Thread newThread(Runnable r) {
aoqi@0	111	Thread t = new Thread(null, r, namePrefix + threadNumber.getAndIncrement(), 0);
aoqi@0	112	if (!t.isDaemon()) {
aoqi@0	113	t.setDaemon(true);
aoqi@0	114	}
aoqi@0	115	if (t.getPriority() != Thread.NORM_PRIORITY) {
aoqi@0	116	t.setPriority(Thread.NORM_PRIORITY);
aoqi@0	117	}
aoqi@0	118	return t;
aoqi@0	119	}
aoqi@0	120	}
aoqi@0	121	}