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src/share/jaxws_classes/com/sun/xml/internal/ws/client/AsyncResponseImpl.java@9c07ef4934dd (annotated)

src/share/jaxws_classes/com/sun/xml/internal/ws/client/AsyncResponseImpl.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.client;
aoqi@0	27
aoqi@0	28	import com.sun.istack.internal.Nullable;
aoqi@0	29	import com.sun.xml.internal.ws.api.Cancelable;
aoqi@0	30	import com.sun.xml.internal.ws.util.CompletedFuture;
aoqi@0	31
aoqi@0	32	import javax.xml.ws.AsyncHandler;
aoqi@0	33	import javax.xml.ws.Response;
aoqi@0	34	import javax.xml.ws.WebServiceException;
aoqi@0	35	import java.util.Map;
aoqi@0	36	import java.util.concurrent.FutureTask;
aoqi@0	37
aoqi@0	38	/**
aoqi@0	39	* {@link Response} implementation. When Runnbale is executed, it just hands the
aoqi@0	40	* request to Fiber and returns. When the Fiber finishes the execution, it sets
aoqi@0	41	* response in the {@link FutureTask}
aoqi@0	42	*
aoqi@0	43	* @author Jitendra Kotamraju
aoqi@0	44	*/
aoqi@0	45	public final class AsyncResponseImpl<T> extends FutureTask<T> implements Response<T>, ResponseContextReceiver {
aoqi@0	46
aoqi@0	47	/**
aoqi@0	48	* Optional {@link AsyncHandler} that gets invoked
aoqi@0	49	* at the completion of the task.
aoqi@0	50	*/
aoqi@0	51	private final AsyncHandler<T> handler;
aoqi@0	52	private ResponseContext responseContext;
aoqi@0	53	private final Runnable callable;
aoqi@0	54	private Cancelable cancelable;
aoqi@0	55
aoqi@0	56	/**
aoqi@0	57	*
aoqi@0	58	* @param runnable
aoqi@0	59	* This {@link Runnable} is executed asynchronously.
aoqi@0	60	* @param handler
aoqi@0	61	* Optional {@link AsyncHandler} to invoke at the end
aoqi@0	62	* of the processing. Can be null.
aoqi@0	63	*/
aoqi@0	64	public AsyncResponseImpl(Runnable runnable, @Nullable AsyncHandler<T> handler) {
aoqi@0	65	super(runnable, null);
aoqi@0	66	this.callable = runnable;
aoqi@0	67	this.handler = handler;
aoqi@0	68	}
aoqi@0	69
aoqi@0	70	@Override
aoqi@0	71	public void run() {
aoqi@0	72	// override so that AsyncInvoker calls set()
aoqi@0	73	// when Fiber calls the callback
aoqi@0	74	try {
aoqi@0	75	callable.run();
aoqi@0	76	} catch (WebServiceException e) {
aoqi@0	77	//it could be a WebServiceException or a ProtocolException or any RuntimeException
aoqi@0	78	// resulting due to some internal bug.
aoqi@0	79	set(null, e);
aoqi@0	80	} catch (Throwable e) {
aoqi@0	81	//its some other exception resulting from user error, wrap it in
aoqi@0	82	// WebServiceException
aoqi@0	83	set(null, new WebServiceException(e));
aoqi@0	84	}
aoqi@0	85	}
aoqi@0	86
aoqi@0	87
aoqi@0	88	public ResponseContext getContext() {
aoqi@0	89	return responseContext;
aoqi@0	90	}
aoqi@0	91
aoqi@0	92	public void setResponseContext(ResponseContext rc) {
aoqi@0	93	responseContext = rc;
aoqi@0	94	}
aoqi@0	95
aoqi@0	96	public void set(final T v, final Throwable t) {
aoqi@0	97	// call the handler before we mark the future as 'done'
aoqi@0	98	if (handler!=null) {
aoqi@0	99	try {
aoqi@0	100	/**
aoqi@0	101	* {@link Response} object passed into the callback.
aoqi@0	102	* We need a separate {@link java.util.concurrent.Future} because we don't want {@link ResponseImpl}
aoqi@0	103	* to be marked as 'done' before the callback finishes execution.
aoqi@0	104	* (That would provide implicit synchronization between the application code
aoqi@0	105	* in the main thread and the callback code, and is compatible with the JAX-RI 2.0 FCS.
aoqi@0	106	*/
aoqi@0	107	class CallbackFuture<T> extends CompletedFuture<T> implements Response<T> {
aoqi@0	108	public CallbackFuture(T v, Throwable t) {
aoqi@0	109	super(v, t);
aoqi@0	110	}
aoqi@0	111
aoqi@0	112	public Map<String, Object> getContext() {
aoqi@0	113	return AsyncResponseImpl.this.getContext();
aoqi@0	114	}
aoqi@0	115	}
aoqi@0	116	handler.handleResponse(new CallbackFuture<T>(v, t));
aoqi@0	117	} catch (Throwable e) {
aoqi@0	118	super.setException(e);
aoqi@0	119	return;
aoqi@0	120	}
aoqi@0	121	}
aoqi@0	122	if (t != null) {
aoqi@0	123	super.setException(t);
aoqi@0	124	} else {
aoqi@0	125	super.set(v);
aoqi@0	126	}
aoqi@0	127	}
aoqi@0	128
aoqi@0	129	public void setCancelable(Cancelable cancelable) {
aoqi@0	130	this.cancelable = cancelable;
aoqi@0	131	}
aoqi@0	132
aoqi@0	133	public boolean cancel(boolean mayInterruptIfRunning) {
aoqi@0	134	if (cancelable != null)
aoqi@0	135	cancelable.cancel(mayInterruptIfRunning);
aoqi@0	136	return super.cancel(mayInterruptIfRunning);
aoqi@0	137	}
aoqi@0	138	}