Wed, 27 Apr 2016 01:27:09 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/jaxws/
changeset: 657:d47a47f961ee
tag: jdk8u25-b17
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.handler; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import com.sun.xml.internal.ws.api.WSBinding; |
aoqi@0 | 29 | |
aoqi@0 | 30 | import javax.xml.ws.ProtocolException; |
aoqi@0 | 31 | import javax.xml.ws.handler.Handler; |
aoqi@0 | 32 | import javax.xml.ws.handler.MessageContext; |
aoqi@0 | 33 | import java.util.ArrayList; |
aoqi@0 | 34 | import java.util.List; |
aoqi@0 | 35 | import java.util.logging.Level; |
aoqi@0 | 36 | import java.util.logging.Logger; |
aoqi@0 | 37 | |
aoqi@0 | 38 | /** |
aoqi@0 | 39 | * @author WS Development Team |
aoqi@0 | 40 | */ |
aoqi@0 | 41 | abstract class HandlerProcessor<C extends MessageUpdatableContext> { |
aoqi@0 | 42 | |
aoqi@0 | 43 | boolean isClient; |
aoqi@0 | 44 | static final Logger logger = Logger.getLogger( |
aoqi@0 | 45 | com.sun.xml.internal.ws.util.Constants.LoggingDomain + ".handler"); |
aoqi@0 | 46 | |
aoqi@0 | 47 | // need request or response for Handle interface |
aoqi@0 | 48 | public enum RequestOrResponse { |
aoqi@0 | 49 | REQUEST, RESPONSE } |
aoqi@0 | 50 | |
aoqi@0 | 51 | public enum Direction { |
aoqi@0 | 52 | OUTBOUND, INBOUND } |
aoqi@0 | 53 | |
aoqi@0 | 54 | private List<? extends Handler> handlers; // may be logical/soap mixed |
aoqi@0 | 55 | |
aoqi@0 | 56 | WSBinding binding; |
aoqi@0 | 57 | private int index = -1; |
aoqi@0 | 58 | private HandlerTube owner; |
aoqi@0 | 59 | |
aoqi@0 | 60 | /** |
aoqi@0 | 61 | * The handlers that are passed in will be sorted into |
aoqi@0 | 62 | * logical and soap handlers. During this sorting, the |
aoqi@0 | 63 | * understood headers are also obtained from any soap |
aoqi@0 | 64 | * handlers. |
aoqi@0 | 65 | * |
aoqi@0 | 66 | * @param chain A list of handler objects, which can |
aoqi@0 | 67 | * be protocol or logical handlers. |
aoqi@0 | 68 | */ |
aoqi@0 | 69 | protected HandlerProcessor(HandlerTube owner, WSBinding binding, List<? extends Handler> chain) { |
aoqi@0 | 70 | this.owner = owner; |
aoqi@0 | 71 | if (chain == null) { // should only happen in testing |
aoqi@0 | 72 | chain = new ArrayList<Handler>(); |
aoqi@0 | 73 | } |
aoqi@0 | 74 | handlers = chain; |
aoqi@0 | 75 | this.binding = binding; |
aoqi@0 | 76 | } |
aoqi@0 | 77 | |
aoqi@0 | 78 | /** |
aoqi@0 | 79 | * Gives index of the handler in the chain to know what handlers in the chain |
aoqi@0 | 80 | * are invoked |
aoqi@0 | 81 | */ |
aoqi@0 | 82 | int getIndex() { |
aoqi@0 | 83 | return index; |
aoqi@0 | 84 | } |
aoqi@0 | 85 | |
aoqi@0 | 86 | /** |
aoqi@0 | 87 | * This is called when a handler returns false or throws a RuntimeException |
aoqi@0 | 88 | */ |
aoqi@0 | 89 | void setIndex(int i) { |
aoqi@0 | 90 | index = i; |
aoqi@0 | 91 | } |
aoqi@0 | 92 | |
aoqi@0 | 93 | /** |
aoqi@0 | 94 | * TODO: Just putting thoughts, |
aoqi@0 | 95 | * Current contract: This is Called during Request Processing. |
aoqi@0 | 96 | * return true, if all handlers in the chain return true |
aoqi@0 | 97 | * Current Pipe can call nextPipe.process(); |
aoqi@0 | 98 | * return false, One of the handlers has returned false or thrown a |
aoqi@0 | 99 | * RuntimeException. Remedy Actions taken: |
aoqi@0 | 100 | * 1) In this case, The processor will setIndex()to track what |
aoqi@0 | 101 | * handlers are invoked until that point. |
aoqi@0 | 102 | * 2) Previously invoked handlers are again invoked (handleMessage() |
aoqi@0 | 103 | * or handleFault()) to take remedy action. |
aoqi@0 | 104 | * CurrentPipe should NOT call nextPipe.process() |
aoqi@0 | 105 | * While closing handlers, check getIndex() to get the invoked |
aoqi@0 | 106 | * handlers. |
aoqi@0 | 107 | * @throws RuntimeException this happens when a RuntimeException occurs during |
aoqi@0 | 108 | * handleMessage during Request processing or |
aoqi@0 | 109 | * during remedy action 2) |
aoqi@0 | 110 | * CurrentPipe should NOT call nextPipe.process() and throw the |
aoqi@0 | 111 | * exception to the previous Pipe |
aoqi@0 | 112 | * While closing handlers, check getIndex() to get the invoked |
aoqi@0 | 113 | * handlers. |
aoqi@0 | 114 | */ |
aoqi@0 | 115 | public boolean callHandlersRequest(Direction direction, |
aoqi@0 | 116 | C context, |
aoqi@0 | 117 | boolean responseExpected) { |
aoqi@0 | 118 | setDirection(direction, context); |
aoqi@0 | 119 | boolean result; |
aoqi@0 | 120 | // call handlers |
aoqi@0 | 121 | try { |
aoqi@0 | 122 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 123 | result = callHandleMessage(context, 0, handlers.size() - 1); |
aoqi@0 | 124 | } else { |
aoqi@0 | 125 | result = callHandleMessage(context, handlers.size() - 1, 0); |
aoqi@0 | 126 | } |
aoqi@0 | 127 | } catch (ProtocolException pe) { |
aoqi@0 | 128 | logger.log(Level.FINER, "exception in handler chain", pe); |
aoqi@0 | 129 | if (responseExpected) { |
aoqi@0 | 130 | //insert fault message if its not a fault message |
aoqi@0 | 131 | insertFaultMessage(context, pe); |
aoqi@0 | 132 | // reverse direction |
aoqi@0 | 133 | reverseDirection(direction, context); |
aoqi@0 | 134 | //Set handleFault so that cousinTube is aware of fault |
aoqi@0 | 135 | setHandleFaultProperty(); |
aoqi@0 | 136 | // call handle fault |
aoqi@0 | 137 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 138 | callHandleFault(context, getIndex() - 1, 0); |
aoqi@0 | 139 | } else { |
aoqi@0 | 140 | callHandleFault(context, getIndex() + 1, handlers.size() - 1); |
aoqi@0 | 141 | } |
aoqi@0 | 142 | return false; |
aoqi@0 | 143 | } |
aoqi@0 | 144 | throw pe; |
aoqi@0 | 145 | } catch (RuntimeException re) { |
aoqi@0 | 146 | logger.log(Level.FINER, "exception in handler chain", re); |
aoqi@0 | 147 | throw re; |
aoqi@0 | 148 | } |
aoqi@0 | 149 | |
aoqi@0 | 150 | if (!result) { |
aoqi@0 | 151 | if (responseExpected) { |
aoqi@0 | 152 | // reverse direction |
aoqi@0 | 153 | reverseDirection(direction, context); |
aoqi@0 | 154 | // call handle message |
aoqi@0 | 155 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 156 | callHandleMessageReverse(context, getIndex() - 1, 0); |
aoqi@0 | 157 | } else { |
aoqi@0 | 158 | callHandleMessageReverse(context, getIndex() + 1, handlers.size() - 1); |
aoqi@0 | 159 | } |
aoqi@0 | 160 | } else { |
aoqi@0 | 161 | // Set handleFalse so that cousinTube is aware of false processing |
aoqi@0 | 162 | // Oneway, dispatch the message |
aoqi@0 | 163 | // cousinTube should n't call handleMessage() anymore. |
aoqi@0 | 164 | setHandleFalseProperty(); |
aoqi@0 | 165 | } |
aoqi@0 | 166 | return false; |
aoqi@0 | 167 | } |
aoqi@0 | 168 | |
aoqi@0 | 169 | return result; |
aoqi@0 | 170 | } |
aoqi@0 | 171 | |
aoqi@0 | 172 | |
aoqi@0 | 173 | /** |
aoqi@0 | 174 | * TODO: Just putting thoughts, |
aoqi@0 | 175 | * Current contract: This is Called during Response Processing. |
aoqi@0 | 176 | * Runs all handlers until handle returns false or throws a RuntimeException |
aoqi@0 | 177 | * CurrentPipe should close all the handlers in the chain. |
aoqi@0 | 178 | * throw RuntimeException, this happens when a RuntimeException occurs during |
aoqi@0 | 179 | * normal Response processing or remedy action 2) taken |
aoqi@0 | 180 | * during callHandlersRequest(). |
aoqi@0 | 181 | * CurrentPipe should close all the handlers in the chain. * |
aoqi@0 | 182 | */ |
aoqi@0 | 183 | public void callHandlersResponse(Direction direction, |
aoqi@0 | 184 | C context, boolean isFault) { |
aoqi@0 | 185 | setDirection(direction, context); |
aoqi@0 | 186 | try { |
aoqi@0 | 187 | if (isFault) { |
aoqi@0 | 188 | // call handleFault on handlers |
aoqi@0 | 189 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 190 | callHandleFault(context, 0, handlers.size() - 1); |
aoqi@0 | 191 | } else { |
aoqi@0 | 192 | callHandleFault(context, handlers.size() - 1, 0); |
aoqi@0 | 193 | } |
aoqi@0 | 194 | } else { |
aoqi@0 | 195 | // call handleMessage on handlers |
aoqi@0 | 196 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 197 | callHandleMessageReverse(context, 0, handlers.size() - 1); |
aoqi@0 | 198 | } else { |
aoqi@0 | 199 | callHandleMessageReverse(context, handlers.size() - 1, 0); |
aoqi@0 | 200 | } |
aoqi@0 | 201 | } |
aoqi@0 | 202 | } catch (RuntimeException re) { |
aoqi@0 | 203 | logger.log(Level.FINER, "exception in handler chain", re); |
aoqi@0 | 204 | throw re; |
aoqi@0 | 205 | } |
aoqi@0 | 206 | } |
aoqi@0 | 207 | |
aoqi@0 | 208 | |
aoqi@0 | 209 | /** |
aoqi@0 | 210 | * Reverses the Message Direction. |
aoqi@0 | 211 | * MessageContext.MESSAGE_OUTBOUND_PROPERTY is changed. |
aoqi@0 | 212 | */ |
aoqi@0 | 213 | private void reverseDirection(Direction origDirection, C context) { |
aoqi@0 | 214 | if (origDirection == Direction.OUTBOUND) { |
aoqi@0 | 215 | context.put(MessageContext.MESSAGE_OUTBOUND_PROPERTY, false); |
aoqi@0 | 216 | } else { |
aoqi@0 | 217 | context.put(MessageContext.MESSAGE_OUTBOUND_PROPERTY, true); |
aoqi@0 | 218 | } |
aoqi@0 | 219 | } |
aoqi@0 | 220 | |
aoqi@0 | 221 | /** |
aoqi@0 | 222 | * Sets the Message Direction. |
aoqi@0 | 223 | * MessageContext.MESSAGE_OUTBOUND_PROPERTY is changed. |
aoqi@0 | 224 | */ |
aoqi@0 | 225 | private void setDirection(Direction direction, C context) { |
aoqi@0 | 226 | if (direction == Direction.OUTBOUND) { |
aoqi@0 | 227 | context.put(MessageContext.MESSAGE_OUTBOUND_PROPERTY, true); |
aoqi@0 | 228 | } else { |
aoqi@0 | 229 | context.put(MessageContext.MESSAGE_OUTBOUND_PROPERTY, false); |
aoqi@0 | 230 | } |
aoqi@0 | 231 | } |
aoqi@0 | 232 | |
aoqi@0 | 233 | /** |
aoqi@0 | 234 | * When this property is set HandlerPipes can call handleFault() on the |
aoqi@0 | 235 | * message |
aoqi@0 | 236 | */ |
aoqi@0 | 237 | private void setHandleFaultProperty() { |
aoqi@0 | 238 | owner.setHandleFault(); |
aoqi@0 | 239 | } |
aoqi@0 | 240 | |
aoqi@0 | 241 | /** |
aoqi@0 | 242 | * When this property is set HandlerPipes will not call |
aoqi@0 | 243 | * handleMessage() during Response processing. |
aoqi@0 | 244 | */ |
aoqi@0 | 245 | private void setHandleFalseProperty() { |
aoqi@0 | 246 | owner.setHandleFalse(); |
aoqi@0 | 247 | } |
aoqi@0 | 248 | |
aoqi@0 | 249 | /** |
aoqi@0 | 250 | * When a ProtocolException is thrown, this is called. |
aoqi@0 | 251 | * If it's XML/HTTP Binding, clear the the message |
aoqi@0 | 252 | * If its SOAP/HTTP Binding, put right SOAP Fault version |
aoqi@0 | 253 | */ |
aoqi@0 | 254 | abstract void insertFaultMessage(C context, |
aoqi@0 | 255 | ProtocolException exception); |
aoqi@0 | 256 | |
aoqi@0 | 257 | /* |
aoqi@0 | 258 | * Calls handleMessage on the handlers. Indices are |
aoqi@0 | 259 | * inclusive. Exceptions get passed up the chain, and an |
aoqi@0 | 260 | * exception or return of 'false' ends processing. |
aoqi@0 | 261 | */ |
aoqi@0 | 262 | private boolean callHandleMessage(C context, int start, int end) { |
aoqi@0 | 263 | /* Do we need this check? |
aoqi@0 | 264 | if (handlers.isEmpty() || |
aoqi@0 | 265 | start == -1 || |
aoqi@0 | 266 | start == handlers.size()) { |
aoqi@0 | 267 | return false; |
aoqi@0 | 268 | } |
aoqi@0 | 269 | */ |
aoqi@0 | 270 | int i = start; |
aoqi@0 | 271 | try { |
aoqi@0 | 272 | if (start > end) { |
aoqi@0 | 273 | while (i >= end) { |
aoqi@0 | 274 | if (!handlers.get(i).handleMessage(context)) { |
aoqi@0 | 275 | setIndex(i); |
aoqi@0 | 276 | return false; |
aoqi@0 | 277 | } |
aoqi@0 | 278 | i--; |
aoqi@0 | 279 | } |
aoqi@0 | 280 | } else { |
aoqi@0 | 281 | while (i <= end) { |
aoqi@0 | 282 | if (!handlers.get(i).handleMessage(context)) { |
aoqi@0 | 283 | setIndex(i); |
aoqi@0 | 284 | return false; |
aoqi@0 | 285 | } |
aoqi@0 | 286 | i++; |
aoqi@0 | 287 | } |
aoqi@0 | 288 | } |
aoqi@0 | 289 | } catch (RuntimeException e) { |
aoqi@0 | 290 | setIndex(i); |
aoqi@0 | 291 | throw e; |
aoqi@0 | 292 | } |
aoqi@0 | 293 | return true; |
aoqi@0 | 294 | } |
aoqi@0 | 295 | |
aoqi@0 | 296 | /* |
aoqi@0 | 297 | * Calls handleMessage on the handlers. Indices are |
aoqi@0 | 298 | * inclusive. Exceptions get passed up the chain, and an |
aoqi@0 | 299 | * exception (or) |
aoqi@0 | 300 | * return of 'false' calls addHandleFalseProperty(context) and |
aoqi@0 | 301 | * ends processing. |
aoqi@0 | 302 | * setIndex() is not called. |
aoqi@0 | 303 | * |
aoqi@0 | 304 | */ |
aoqi@0 | 305 | private boolean callHandleMessageReverse(C context, int start, int end) { |
aoqi@0 | 306 | |
aoqi@0 | 307 | if (handlers.isEmpty() || |
aoqi@0 | 308 | start == -1 || |
aoqi@0 | 309 | start == handlers.size()) { |
aoqi@0 | 310 | return false; |
aoqi@0 | 311 | } |
aoqi@0 | 312 | |
aoqi@0 | 313 | int i = start; |
aoqi@0 | 314 | |
aoqi@0 | 315 | if (start > end) { |
aoqi@0 | 316 | while (i >= end) { |
aoqi@0 | 317 | if (!handlers.get(i).handleMessage(context)) { |
aoqi@0 | 318 | // Set handleFalse so that cousinTube is aware of false processing |
aoqi@0 | 319 | setHandleFalseProperty(); |
aoqi@0 | 320 | return false; |
aoqi@0 | 321 | } |
aoqi@0 | 322 | i--; |
aoqi@0 | 323 | } |
aoqi@0 | 324 | } else { |
aoqi@0 | 325 | while (i <= end) { |
aoqi@0 | 326 | if (!handlers.get(i).handleMessage(context)) { |
aoqi@0 | 327 | // Set handleFalse so that cousinTube is aware of false processing |
aoqi@0 | 328 | setHandleFalseProperty(); |
aoqi@0 | 329 | return false; |
aoqi@0 | 330 | } |
aoqi@0 | 331 | i++; |
aoqi@0 | 332 | } |
aoqi@0 | 333 | } |
aoqi@0 | 334 | return true; |
aoqi@0 | 335 | } |
aoqi@0 | 336 | |
aoqi@0 | 337 | /* |
aoqi@0 | 338 | * Calls handleFault on the handlers. Indices are |
aoqi@0 | 339 | * inclusive. Exceptions get passed up the chain, and an |
aoqi@0 | 340 | * exception or return of 'false' ends processing. |
aoqi@0 | 341 | */ |
aoqi@0 | 342 | |
aoqi@0 | 343 | private boolean callHandleFault(C context, int start, int end) { |
aoqi@0 | 344 | |
aoqi@0 | 345 | if (handlers.isEmpty() || |
aoqi@0 | 346 | start == -1 || |
aoqi@0 | 347 | start == handlers.size()) { |
aoqi@0 | 348 | return false; |
aoqi@0 | 349 | } |
aoqi@0 | 350 | |
aoqi@0 | 351 | int i = start; |
aoqi@0 | 352 | if (start > end) { |
aoqi@0 | 353 | try { |
aoqi@0 | 354 | while (i >= end) { |
aoqi@0 | 355 | if (!handlers.get(i).handleFault(context)) { |
aoqi@0 | 356 | return false; |
aoqi@0 | 357 | } |
aoqi@0 | 358 | i--; |
aoqi@0 | 359 | } |
aoqi@0 | 360 | } catch (RuntimeException re) { |
aoqi@0 | 361 | logger.log(Level.FINER, |
aoqi@0 | 362 | "exception in handler chain", re); |
aoqi@0 | 363 | throw re; |
aoqi@0 | 364 | } |
aoqi@0 | 365 | } else { |
aoqi@0 | 366 | try { |
aoqi@0 | 367 | while (i <= end) { |
aoqi@0 | 368 | if (!handlers.get(i).handleFault(context)) { |
aoqi@0 | 369 | return false; |
aoqi@0 | 370 | } |
aoqi@0 | 371 | i++; |
aoqi@0 | 372 | } |
aoqi@0 | 373 | } catch (RuntimeException re) { |
aoqi@0 | 374 | logger.log(Level.FINER, |
aoqi@0 | 375 | "exception in handler chain", re); |
aoqi@0 | 376 | throw re; |
aoqi@0 | 377 | } |
aoqi@0 | 378 | } |
aoqi@0 | 379 | return true; |
aoqi@0 | 380 | } |
aoqi@0 | 381 | |
aoqi@0 | 382 | /** |
aoqi@0 | 383 | * Calls close on the handlers from the starting |
aoqi@0 | 384 | * index through the ending index (inclusive). Made indices |
aoqi@0 | 385 | * inclusive to allow both directions more easily. |
aoqi@0 | 386 | */ |
aoqi@0 | 387 | void closeHandlers(MessageContext context, int start, int end) { |
aoqi@0 | 388 | if (handlers.isEmpty() || |
aoqi@0 | 389 | start == -1) { |
aoqi@0 | 390 | return; |
aoqi@0 | 391 | } |
aoqi@0 | 392 | if (start > end) { |
aoqi@0 | 393 | for (int i = start; i >= end; i--) { |
aoqi@0 | 394 | try { |
aoqi@0 | 395 | handlers.get(i).close(context); |
aoqi@0 | 396 | } catch (RuntimeException re) { |
aoqi@0 | 397 | logger.log(Level.INFO, |
aoqi@0 | 398 | "Exception ignored during close", re); |
aoqi@0 | 399 | } |
aoqi@0 | 400 | } |
aoqi@0 | 401 | } else { |
aoqi@0 | 402 | for (int i = start; i <= end; i++) { |
aoqi@0 | 403 | try { |
aoqi@0 | 404 | handlers.get(i).close(context); |
aoqi@0 | 405 | } catch (RuntimeException re) { |
aoqi@0 | 406 | logger.log(Level.INFO, |
aoqi@0 | 407 | "Exception ignored during close", re); |
aoqi@0 | 408 | } |
aoqi@0 | 409 | } |
aoqi@0 | 410 | } |
aoqi@0 | 411 | } |
aoqi@0 | 412 | } |