src/share/jaxws_classes/com/sun/xml/internal/ws/server/provider/AsyncProviderInvokerTube.java

Tue, 06 Mar 2012 16:09:35 -0800

author
ohair
date
Tue, 06 Mar 2012 16:09:35 -0800
changeset 286
f50545b5e2f1
child 368
0989ad8c0860
permissions
-rw-r--r--

7150322: Stop using drop source bundles in jaxws
Reviewed-by: darcy, ohrstrom

ohair@286 1 /*
ohair@286 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.ws.server.provider;
ohair@286 27
ohair@286 28 import com.sun.istack.internal.NotNull;
ohair@286 29 import com.sun.istack.internal.Nullable;
ohair@286 30 import com.sun.xml.internal.ws.api.message.Packet;
ohair@286 31 import com.sun.xml.internal.ws.api.pipe.Fiber;
ohair@286 32 import com.sun.xml.internal.ws.api.pipe.NextAction;
ohair@286 33 import com.sun.xml.internal.ws.api.pipe.Tube;
ohair@286 34 import com.sun.xml.internal.ws.api.server.AsyncProvider;
ohair@286 35 import com.sun.xml.internal.ws.api.server.AsyncProviderCallback;
ohair@286 36 import com.sun.xml.internal.ws.api.server.Invoker;
ohair@286 37 import com.sun.xml.internal.ws.api.server.WSEndpoint;
ohair@286 38 import com.sun.xml.internal.ws.server.AbstractWebServiceContext;
ohair@286 39
ohair@286 40 import java.util.logging.Level;
ohair@286 41 import java.util.logging.Logger;
ohair@286 42
ohair@286 43 /**
ohair@286 44 * This {@link Tube} is used to invoke the {@link AsyncProvider} endpoints.
ohair@286 45 *
ohair@286 46 * @author Jitendra Kotamraju
ohair@286 47 */
ohair@286 48 class AsyncProviderInvokerTube<T> extends ProviderInvokerTube<T> {
ohair@286 49
ohair@286 50 private static final Logger LOGGER = Logger.getLogger(
ohair@286 51 com.sun.xml.internal.ws.util.Constants.LoggingDomain + ".server.AsyncProviderInvokerTube");
ohair@286 52
ohair@286 53 public AsyncProviderInvokerTube(Invoker invoker, ProviderArgumentsBuilder<T> argsBuilder) {
ohair@286 54 super(invoker, argsBuilder);
ohair@286 55 }
ohair@286 56
ohair@286 57 /*
ohair@286 58 * This binds the parameter for Provider endpoints and invokes the
ohair@286 59 * invoke() method of {@linke Provider} endpoint. The return value from
ohair@286 60 * invoke() is used to create a new {@link Message} that traverses
ohair@286 61 * through the Pipeline to transport.
ohair@286 62 */
ohair@286 63 public @NotNull NextAction processRequest(@NotNull Packet request) {
ohair@286 64 T param = argsBuilder.getParameter(request);
ohair@286 65 NoSuspendResumer resumer = new NoSuspendResumer();
ohair@286 66 @SuppressWarnings({ "rawtypes", "unchecked" })
ohair@286 67 AsyncProviderCallbackImpl callback = new AsyncProviderInvokerTube.AsyncProviderCallbackImpl(request, resumer);
ohair@286 68 AsyncWebServiceContext ctxt = new AsyncWebServiceContext(getEndpoint(),request);
ohair@286 69
ohair@286 70 AsyncProviderInvokerTube.LOGGER.fine("Invoking AsyncProvider Endpoint");
ohair@286 71 try {
ohair@286 72 getInvoker(request).invokeAsyncProvider(request, param, callback, ctxt);
ohair@286 73 } catch(Throwable e) {
ohair@286 74 LOGGER.log(Level.SEVERE, e.getMessage(), e);
ohair@286 75 return doThrow(e);
ohair@286 76 }
ohair@286 77
ohair@286 78 synchronized(callback) {
ohair@286 79 if (resumer.response != null)
ohair@286 80 return doReturnWith(resumer.response);
ohair@286 81
ohair@286 82 // Suspend the Fiber. AsyncProviderCallback will resume the Fiber after
ohair@286 83 // it receives response.
ohair@286 84 callback.resumer = new FiberResumer();
ohair@286 85 return doSuspend();
ohair@286 86 }
ohair@286 87 }
ohair@286 88
ohair@286 89 private interface Resumer {
ohair@286 90 public void onResume(Packet response);
ohair@286 91 }
ohair@286 92
ohair@286 93 private class FiberResumer implements Resumer {
ohair@286 94 private final Fiber fiber;
ohair@286 95
ohair@286 96 public FiberResumer() {
ohair@286 97 this.fiber = Fiber.current();
ohair@286 98 }
ohair@286 99
ohair@286 100 public void onResume(Packet response) {
ohair@286 101 fiber.resume(response);
ohair@286 102 }
ohair@286 103 }
ohair@286 104
ohair@286 105 private class NoSuspendResumer implements Resumer {
ohair@286 106 protected Packet response = null;
ohair@286 107
ohair@286 108 public void onResume(Packet response) {
ohair@286 109 this.response = response;
ohair@286 110 }
ohair@286 111 }
ohair@286 112
ohair@286 113 private class AsyncProviderCallbackImpl implements AsyncProviderCallback<T> {
ohair@286 114 private final Packet request;
ohair@286 115 private Resumer resumer;
ohair@286 116
ohair@286 117 public AsyncProviderCallbackImpl(Packet request, Resumer resumer) {
ohair@286 118 this.request = request;
ohair@286 119 this.resumer = resumer;
ohair@286 120 }
ohair@286 121
ohair@286 122 public void send(@Nullable T param) {
ohair@286 123 if (param == null) {
ohair@286 124 if (request.transportBackChannel != null) {
ohair@286 125 request.transportBackChannel.close();
ohair@286 126 }
ohair@286 127 }
ohair@286 128 Packet packet = argsBuilder.getResponse(request, param, getEndpoint().getPort(), getEndpoint().getBinding());
ohair@286 129 synchronized(this) {
ohair@286 130 resumer.onResume(packet);
ohair@286 131 }
ohair@286 132 }
ohair@286 133
ohair@286 134 public void sendError(@NotNull Throwable t) {
ohair@286 135 Exception e;
ohair@286 136 if (t instanceof RuntimeException) {
ohair@286 137 e = (RuntimeException)t;
ohair@286 138 } else {
ohair@286 139 e = new RuntimeException(t);
ohair@286 140 }
ohair@286 141 Packet packet = argsBuilder.getResponse(request, e, getEndpoint().getPort(), getEndpoint().getBinding());
ohair@286 142 synchronized(this) {
ohair@286 143 resumer.onResume(packet);
ohair@286 144 }
ohair@286 145 }
ohair@286 146 }
ohair@286 147
ohair@286 148 /**
ohair@286 149 * The single {@link javax.xml.ws.WebServiceContext} instance injected into application.
ohair@286 150 */
ohair@286 151 private static final class AsyncWebServiceContext extends AbstractWebServiceContext {
ohair@286 152 final Packet packet;
ohair@286 153
ohair@286 154 AsyncWebServiceContext(WSEndpoint endpoint, Packet packet) {
ohair@286 155 super(endpoint);
ohair@286 156 this.packet = packet;
ohair@286 157 }
ohair@286 158
ohair@286 159 public @NotNull Packet getRequestPacket() {
ohair@286 160 return packet;
ohair@286 161 }
ohair@286 162 }
ohair@286 163
ohair@286 164 public @NotNull NextAction processResponse(@NotNull Packet response) {
ohair@286 165 return doReturnWith(response);
ohair@286 166 }
ohair@286 167
ohair@286 168 public @NotNull NextAction processException(@NotNull Throwable t) {
ohair@286 169 throw new IllegalStateException("AsyncProviderInvokerTube's processException shouldn't be called.");
ohair@286 170 }
ohair@286 171
ohair@286 172 }

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