Jake Slack | 03928ae | 2014-05-13 18:41:56 -0700 | [diff] [blame] | 1 | // |
| 2 | // ======================================================================== |
| 3 | // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
| 4 | // ------------------------------------------------------------------------ |
| 5 | // All rights reserved. This program and the accompanying materials |
| 6 | // are made available under the terms of the Eclipse Public License v1.0 |
| 7 | // and Apache License v2.0 which accompanies this distribution. |
| 8 | // |
| 9 | // The Eclipse Public License is available at |
| 10 | // http://www.eclipse.org/legal/epl-v10.html |
| 11 | // |
| 12 | // The Apache License v2.0 is available at |
| 13 | // http://www.opensource.org/licenses/apache2.0.php |
| 14 | // |
| 15 | // You may elect to redistribute this code under either of these licenses. |
| 16 | // ======================================================================== |
| 17 | // |
| 18 | |
| 19 | package org.eclipse.jetty.server; |
| 20 | |
| 21 | import java.io.IOException; |
| 22 | import java.io.InputStream; |
| 23 | import java.io.PrintWriter; |
| 24 | |
| 25 | import javax.servlet.DispatcherType; |
| 26 | import javax.servlet.RequestDispatcher; |
| 27 | import javax.servlet.ServletInputStream; |
| 28 | import javax.servlet.ServletOutputStream; |
| 29 | import javax.servlet.http.HttpServletRequest; |
| 30 | import javax.servlet.http.HttpServletResponse; |
| 31 | |
| 32 | import org.eclipse.jetty.continuation.ContinuationThrowable; |
| 33 | import org.eclipse.jetty.http.EncodedHttpURI; |
| 34 | import org.eclipse.jetty.http.Generator; |
| 35 | import org.eclipse.jetty.http.HttpBuffers; |
| 36 | import org.eclipse.jetty.http.HttpContent; |
| 37 | import org.eclipse.jetty.http.HttpException; |
| 38 | import org.eclipse.jetty.http.HttpFields; |
| 39 | import org.eclipse.jetty.http.HttpGenerator; |
| 40 | import org.eclipse.jetty.http.HttpHeaderValues; |
| 41 | import org.eclipse.jetty.http.HttpHeaders; |
| 42 | import org.eclipse.jetty.http.HttpMethods; |
| 43 | import org.eclipse.jetty.http.HttpParser; |
| 44 | import org.eclipse.jetty.http.HttpStatus; |
| 45 | import org.eclipse.jetty.http.HttpURI; |
| 46 | import org.eclipse.jetty.http.HttpVersions; |
| 47 | import org.eclipse.jetty.http.MimeTypes; |
| 48 | import org.eclipse.jetty.http.Parser; |
| 49 | import org.eclipse.jetty.http.PathMap; |
| 50 | import org.eclipse.jetty.io.AbstractConnection; |
| 51 | import org.eclipse.jetty.io.Buffer; |
| 52 | import org.eclipse.jetty.io.BufferCache.CachedBuffer; |
| 53 | import org.eclipse.jetty.io.Buffers; |
| 54 | import org.eclipse.jetty.io.Connection; |
| 55 | import org.eclipse.jetty.io.EndPoint; |
| 56 | import org.eclipse.jetty.io.EofException; |
| 57 | import org.eclipse.jetty.io.RuntimeIOException; |
| 58 | import org.eclipse.jetty.io.UncheckedPrintWriter; |
| 59 | import org.eclipse.jetty.server.handler.ErrorHandler; |
| 60 | import org.eclipse.jetty.server.nio.NIOConnector; |
| 61 | import org.eclipse.jetty.server.ssl.SslConnector; |
| 62 | import org.eclipse.jetty.util.QuotedStringTokenizer; |
| 63 | import org.eclipse.jetty.util.StringUtil; |
| 64 | import org.eclipse.jetty.util.URIUtil; |
| 65 | import org.eclipse.jetty.util.log.Log; |
| 66 | import org.eclipse.jetty.util.log.Logger; |
| 67 | import org.eclipse.jetty.util.resource.Resource; |
| 68 | |
| 69 | /** |
| 70 | * <p>A HttpConnection represents the connection of a HTTP client to the server |
| 71 | * and is created by an instance of a {@link Connector}. It's prime function is |
| 72 | * to associate {@link Request} and {@link Response} instances with a {@link EndPoint}. |
| 73 | * </p> |
| 74 | * <p> |
| 75 | * A connection is also the prime mechanism used by jetty to recycle objects without |
| 76 | * pooling. The {@link Request}, {@link Response}, {@link HttpParser}, {@link HttpGenerator} |
| 77 | * and {@link HttpFields} instances are all recycled for the duraction of |
| 78 | * a connection. Where appropriate, allocated buffers are also kept associated |
| 79 | * with the connection via the parser and/or generator. |
| 80 | * </p> |
| 81 | * <p> |
| 82 | * The connection state is held by 3 separate state machines: The request state, the |
| 83 | * response state and the continuation state. All three state machines must be driven |
| 84 | * to completion for every request, and all three can complete in any order. |
| 85 | * </p> |
| 86 | * <p> |
| 87 | * The HttpConnection support protocol upgrade. If on completion of a request, the |
| 88 | * response code is 101 (switch protocols), then the org.eclipse.jetty.io.Connection |
| 89 | * request attribute is checked to see if there is a new Connection instance. If so, |
| 90 | * the new connection is returned from {@link #handle()} and is used for future |
| 91 | * handling of the underlying connection. Note that for switching protocols that |
| 92 | * don't use 101 responses (eg CONNECT), the response should be sent and then the |
| 93 | * status code changed to 101 before returning from the handler. Implementors |
| 94 | * of new Connection types should be careful to extract any buffered data from |
| 95 | * (HttpParser)http.getParser()).getHeaderBuffer() and |
| 96 | * (HttpParser)http.getParser()).getBodyBuffer() to initialise their new connection. |
| 97 | * </p> |
| 98 | * |
| 99 | */ |
| 100 | public abstract class AbstractHttpConnection extends AbstractConnection |
| 101 | { |
| 102 | private static final Logger LOG = Log.getLogger(AbstractHttpConnection.class); |
| 103 | |
| 104 | private static final int UNKNOWN = -2; |
| 105 | private static final ThreadLocal<AbstractHttpConnection> __currentConnection = new ThreadLocal<AbstractHttpConnection>(); |
| 106 | |
| 107 | private int _requests; |
| 108 | |
| 109 | protected final Connector _connector; |
| 110 | protected final Server _server; |
| 111 | protected final HttpURI _uri; |
| 112 | |
| 113 | protected final Parser _parser; |
| 114 | protected final HttpFields _requestFields; |
| 115 | protected final Request _request; |
| 116 | protected volatile ServletInputStream _in; |
| 117 | |
| 118 | protected final Generator _generator; |
| 119 | protected final HttpFields _responseFields; |
| 120 | protected final Response _response; |
| 121 | protected volatile Output _out; |
| 122 | protected volatile OutputWriter _writer; |
| 123 | protected volatile PrintWriter _printWriter; |
| 124 | |
| 125 | int _include; |
| 126 | |
| 127 | private Object _associatedObject; // associated object |
| 128 | |
| 129 | private int _version = UNKNOWN; |
| 130 | |
| 131 | private String _charset; |
| 132 | private boolean _expect = false; |
| 133 | private boolean _expect100Continue = false; |
| 134 | private boolean _expect102Processing = false; |
| 135 | private boolean _head = false; |
| 136 | private boolean _host = false; |
| 137 | private boolean _delayedHandling=false; |
| 138 | private boolean _earlyEOF = false; |
| 139 | |
| 140 | /* ------------------------------------------------------------ */ |
| 141 | public static AbstractHttpConnection getCurrentConnection() |
| 142 | { |
| 143 | return __currentConnection.get(); |
| 144 | } |
| 145 | |
| 146 | /* ------------------------------------------------------------ */ |
| 147 | protected static void setCurrentConnection(AbstractHttpConnection connection) |
| 148 | { |
| 149 | __currentConnection.set(connection); |
| 150 | } |
| 151 | |
| 152 | /* ------------------------------------------------------------ */ |
| 153 | public AbstractHttpConnection(Connector connector, EndPoint endpoint, Server server) |
| 154 | { |
| 155 | super(endpoint); |
| 156 | _uri = StringUtil.__UTF8.equals(URIUtil.__CHARSET)?new HttpURI():new EncodedHttpURI(URIUtil.__CHARSET); |
| 157 | _connector = connector; |
| 158 | HttpBuffers ab = (HttpBuffers)_connector; |
| 159 | _parser = newHttpParser(ab.getRequestBuffers(), endpoint, new RequestHandler()); |
| 160 | _requestFields = new HttpFields(); |
| 161 | _responseFields = new HttpFields(); |
| 162 | _request = new Request(this); |
| 163 | _response = new Response(this); |
| 164 | _generator = newHttpGenerator(ab.getResponseBuffers(), endpoint); |
| 165 | _generator.setSendServerVersion(server.getSendServerVersion()); |
| 166 | _server = server; |
| 167 | } |
| 168 | |
| 169 | /* ------------------------------------------------------------ */ |
| 170 | protected AbstractHttpConnection(Connector connector, EndPoint endpoint, Server server, |
| 171 | Parser parser, Generator generator, Request request) |
| 172 | { |
| 173 | super(endpoint); |
| 174 | |
| 175 | _uri = URIUtil.__CHARSET.equals(StringUtil.__UTF8)?new HttpURI():new EncodedHttpURI(URIUtil.__CHARSET); |
| 176 | _connector = connector; |
| 177 | _parser = parser; |
| 178 | _requestFields = new HttpFields(); |
| 179 | _responseFields = new HttpFields(); |
| 180 | _request = request; |
| 181 | _response = new Response(this); |
| 182 | _generator = generator; |
| 183 | _generator.setSendServerVersion(server.getSendServerVersion()); |
| 184 | _server = server; |
| 185 | } |
| 186 | |
| 187 | protected HttpParser newHttpParser(Buffers requestBuffers, EndPoint endpoint, HttpParser.EventHandler requestHandler) |
| 188 | { |
| 189 | return new HttpParser(requestBuffers, endpoint, requestHandler); |
| 190 | } |
| 191 | |
| 192 | protected HttpGenerator newHttpGenerator(Buffers responseBuffers, EndPoint endPoint) |
| 193 | { |
| 194 | return new HttpGenerator(responseBuffers, endPoint); |
| 195 | } |
| 196 | |
| 197 | /* ------------------------------------------------------------ */ |
| 198 | /** |
| 199 | * @return the parser used by this connection |
| 200 | */ |
| 201 | public Parser getParser() |
| 202 | { |
| 203 | return _parser; |
| 204 | } |
| 205 | |
| 206 | /* ------------------------------------------------------------ */ |
| 207 | /** |
| 208 | * @return the number of requests handled by this connection |
| 209 | */ |
| 210 | public int getRequests() |
| 211 | { |
| 212 | return _requests; |
| 213 | } |
| 214 | |
| 215 | /* ------------------------------------------------------------ */ |
| 216 | public Server getServer() |
| 217 | { |
| 218 | return _server; |
| 219 | } |
| 220 | |
| 221 | /* ------------------------------------------------------------ */ |
| 222 | /** |
| 223 | * @return Returns the associatedObject. |
| 224 | */ |
| 225 | public Object getAssociatedObject() |
| 226 | { |
| 227 | return _associatedObject; |
| 228 | } |
| 229 | |
| 230 | /* ------------------------------------------------------------ */ |
| 231 | /** |
| 232 | * @param associatedObject The associatedObject to set. |
| 233 | */ |
| 234 | public void setAssociatedObject(Object associatedObject) |
| 235 | { |
| 236 | _associatedObject = associatedObject; |
| 237 | } |
| 238 | |
| 239 | /* ------------------------------------------------------------ */ |
| 240 | /** |
| 241 | * @return Returns the connector. |
| 242 | */ |
| 243 | public Connector getConnector() |
| 244 | { |
| 245 | return _connector; |
| 246 | } |
| 247 | |
| 248 | /* ------------------------------------------------------------ */ |
| 249 | /** |
| 250 | * @return Returns the requestFields. |
| 251 | */ |
| 252 | public HttpFields getRequestFields() |
| 253 | { |
| 254 | return _requestFields; |
| 255 | } |
| 256 | |
| 257 | /* ------------------------------------------------------------ */ |
| 258 | /** |
| 259 | * @return Returns the responseFields. |
| 260 | */ |
| 261 | public HttpFields getResponseFields() |
| 262 | { |
| 263 | return _responseFields; |
| 264 | } |
| 265 | |
| 266 | /* ------------------------------------------------------------ */ |
| 267 | /** |
| 268 | * Find out if the request supports CONFIDENTIAL security. |
| 269 | * @param request the incoming HTTP request |
| 270 | * @return the result of calling {@link Connector#isConfidential(Request)}, or false |
| 271 | * if there is no connector |
| 272 | */ |
| 273 | public boolean isConfidential(Request request) |
| 274 | { |
| 275 | return _connector != null && _connector.isConfidential(request); |
| 276 | } |
| 277 | |
| 278 | /* ------------------------------------------------------------ */ |
| 279 | /** |
| 280 | * Find out if the request supports INTEGRAL security. |
| 281 | * @param request the incoming HTTP request |
| 282 | * @return the result of calling {@link Connector#isIntegral(Request)}, or false |
| 283 | * if there is no connector |
| 284 | */ |
| 285 | public boolean isIntegral(Request request) |
| 286 | { |
| 287 | return _connector != null && _connector.isIntegral(request); |
| 288 | } |
| 289 | |
| 290 | /* ------------------------------------------------------------ */ |
| 291 | /** |
| 292 | * @return <code>false</code> (this method is not yet implemented) |
| 293 | */ |
| 294 | public boolean getResolveNames() |
| 295 | { |
| 296 | return _connector.getResolveNames(); |
| 297 | } |
| 298 | |
| 299 | /* ------------------------------------------------------------ */ |
| 300 | /** |
| 301 | * @return Returns the request. |
| 302 | */ |
| 303 | public Request getRequest() |
| 304 | { |
| 305 | return _request; |
| 306 | } |
| 307 | |
| 308 | /* ------------------------------------------------------------ */ |
| 309 | /** |
| 310 | * @return Returns the response. |
| 311 | */ |
| 312 | public Response getResponse() |
| 313 | { |
| 314 | return _response; |
| 315 | } |
| 316 | |
| 317 | /* ------------------------------------------------------------ */ |
| 318 | /** |
| 319 | * Get the inputStream from the connection. |
| 320 | * <p> |
| 321 | * If the associated response has the Expect header set to 100 Continue, |
| 322 | * then accessing the input stream indicates that the handler/servlet |
| 323 | * is ready for the request body and thus a 100 Continue response is sent. |
| 324 | * |
| 325 | * @return The input stream for this connection. |
| 326 | * The stream will be created if it does not already exist. |
| 327 | * @throws IOException if the input stream cannot be retrieved |
| 328 | */ |
| 329 | public ServletInputStream getInputStream() throws IOException |
| 330 | { |
| 331 | // If the client is expecting 100 CONTINUE, then send it now. |
| 332 | if (_expect100Continue) |
| 333 | { |
| 334 | // is content missing? |
| 335 | if (((HttpParser)_parser).getHeaderBuffer()==null || ((HttpParser)_parser).getHeaderBuffer().length()<2) |
| 336 | { |
| 337 | if (_generator.isCommitted()) |
| 338 | throw new IllegalStateException("Committed before 100 Continues"); |
| 339 | |
| 340 | ((HttpGenerator)_generator).send1xx(HttpStatus.CONTINUE_100); |
| 341 | } |
| 342 | _expect100Continue=false; |
| 343 | } |
| 344 | |
| 345 | if (_in == null) |
| 346 | _in = new HttpInput(AbstractHttpConnection.this); |
| 347 | return _in; |
| 348 | } |
| 349 | |
| 350 | /* ------------------------------------------------------------ */ |
| 351 | /** |
| 352 | * @return The output stream for this connection. The stream will be created if it does not already exist. |
| 353 | */ |
| 354 | public ServletOutputStream getOutputStream() |
| 355 | { |
| 356 | if (_out == null) |
| 357 | _out = new Output(); |
| 358 | return _out; |
| 359 | } |
| 360 | |
| 361 | /* ------------------------------------------------------------ */ |
| 362 | /** |
| 363 | * @param encoding the PrintWriter encoding |
| 364 | * @return A {@link PrintWriter} wrapping the {@link #getOutputStream output stream}. The writer is created if it |
| 365 | * does not already exist. |
| 366 | */ |
| 367 | public PrintWriter getPrintWriter(String encoding) |
| 368 | { |
| 369 | getOutputStream(); |
| 370 | if (_writer==null) |
| 371 | { |
| 372 | _writer=new OutputWriter(); |
| 373 | if (_server.isUncheckedPrintWriter()) |
| 374 | _printWriter=new UncheckedPrintWriter(_writer); |
| 375 | else |
| 376 | _printWriter = new PrintWriter(_writer) |
| 377 | { |
| 378 | public void close() |
| 379 | { |
| 380 | synchronized (lock) |
| 381 | { |
| 382 | try |
| 383 | { |
| 384 | out.close(); |
| 385 | } |
| 386 | catch (IOException e) |
| 387 | { |
| 388 | setError(); |
| 389 | } |
| 390 | } |
| 391 | } |
| 392 | }; |
| 393 | } |
| 394 | _writer.setCharacterEncoding(encoding); |
| 395 | return _printWriter; |
| 396 | } |
| 397 | |
| 398 | /* ------------------------------------------------------------ */ |
| 399 | public boolean isResponseCommitted() |
| 400 | { |
| 401 | return _generator.isCommitted(); |
| 402 | } |
| 403 | |
| 404 | /* ------------------------------------------------------------ */ |
| 405 | public boolean isEarlyEOF() |
| 406 | { |
| 407 | return _earlyEOF; |
| 408 | } |
| 409 | |
| 410 | /* ------------------------------------------------------------ */ |
| 411 | public void reset() |
| 412 | { |
| 413 | _parser.reset(); |
| 414 | _parser.returnBuffers(); // TODO maybe only on unhandle |
| 415 | _requestFields.clear(); |
| 416 | _request.recycle(); |
| 417 | _generator.reset(); |
| 418 | _generator.returnBuffers();// TODO maybe only on unhandle |
| 419 | _responseFields.clear(); |
| 420 | _response.recycle(); |
| 421 | _uri.clear(); |
| 422 | _writer=null; |
| 423 | _earlyEOF = false; |
| 424 | } |
| 425 | |
| 426 | /* ------------------------------------------------------------ */ |
| 427 | protected void handleRequest() throws IOException |
| 428 | { |
| 429 | boolean error = false; |
| 430 | |
| 431 | String threadName=null; |
| 432 | Throwable async_exception=null; |
| 433 | try |
| 434 | { |
| 435 | if (LOG.isDebugEnabled()) |
| 436 | { |
| 437 | threadName=Thread.currentThread().getName(); |
| 438 | Thread.currentThread().setName(threadName+" - "+_uri); |
| 439 | } |
| 440 | |
| 441 | |
| 442 | // Loop here to handle async request redispatches. |
| 443 | // The loop is controlled by the call to async.unhandle in the |
| 444 | // finally block below. If call is from a non-blocking connector, |
| 445 | // then the unhandle will return false only if an async dispatch has |
| 446 | // already happened when unhandle is called. For a blocking connector, |
| 447 | // the wait for the asynchronous dispatch or timeout actually happens |
| 448 | // within the call to unhandle(). |
| 449 | |
| 450 | final Server server=_server; |
| 451 | boolean was_continuation=_request._async.isContinuation(); |
| 452 | boolean handling=_request._async.handling() && server!=null && server.isRunning(); |
| 453 | while (handling) |
| 454 | { |
| 455 | _request.setHandled(false); |
| 456 | |
| 457 | String info=null; |
| 458 | try |
| 459 | { |
| 460 | _uri.getPort(); |
| 461 | String path = null; |
| 462 | |
| 463 | try |
| 464 | { |
| 465 | path = _uri.getDecodedPath(); |
| 466 | } |
| 467 | catch (Exception e) |
| 468 | { |
| 469 | LOG.warn("Failed UTF-8 decode for request path, trying ISO-8859-1"); |
| 470 | LOG.ignore(e); |
| 471 | path = _uri.getDecodedPath(StringUtil.__ISO_8859_1); |
| 472 | } |
| 473 | |
| 474 | info=URIUtil.canonicalPath(path); |
| 475 | if (info==null && !_request.getMethod().equals(HttpMethods.CONNECT)) |
| 476 | { |
| 477 | if (path==null && _uri.getScheme()!=null && _uri.getHost()!=null) |
| 478 | { |
| 479 | info="/"; |
| 480 | _request.setRequestURI(""); |
| 481 | } |
| 482 | else |
| 483 | throw new HttpException(400); |
| 484 | } |
| 485 | _request.setPathInfo(info); |
| 486 | |
| 487 | if (_out!=null) |
| 488 | _out.reopen(); |
| 489 | |
| 490 | if (_request._async.isInitial()) |
| 491 | { |
| 492 | _request.setDispatcherType(DispatcherType.REQUEST); |
| 493 | _connector.customize(_endp, _request); |
| 494 | server.handle(this); |
| 495 | } |
| 496 | else |
| 497 | { |
| 498 | if (_request._async.isExpired()&&!was_continuation) |
| 499 | { |
| 500 | async_exception = (Throwable)_request.getAttribute(RequestDispatcher.ERROR_EXCEPTION); |
| 501 | _response.setStatus(500,async_exception==null?"Async Timeout":"Async Exception"); |
| 502 | _request.setAttribute(RequestDispatcher.ERROR_STATUS_CODE,new Integer(500)); |
| 503 | _request.setAttribute(RequestDispatcher.ERROR_MESSAGE, _response.getReason()); |
| 504 | _request.setDispatcherType(DispatcherType.ERROR); |
| 505 | |
| 506 | ErrorHandler eh = _request._async.getContextHandler().getErrorHandler(); |
| 507 | if (eh instanceof ErrorHandler.ErrorPageMapper) |
| 508 | { |
| 509 | String error_page=((ErrorHandler.ErrorPageMapper)eh).getErrorPage((HttpServletRequest)_request._async.getRequest()); |
| 510 | if (error_page!=null) |
| 511 | { |
| 512 | AsyncContinuation.AsyncEventState state = _request._async.getAsyncEventState(); |
| 513 | state.setPath(error_page); |
| 514 | } |
| 515 | } |
| 516 | } |
| 517 | else |
| 518 | _request.setDispatcherType(DispatcherType.ASYNC); |
| 519 | server.handleAsync(this); |
| 520 | } |
| 521 | } |
| 522 | catch (ContinuationThrowable e) |
| 523 | { |
| 524 | LOG.ignore(e); |
| 525 | } |
| 526 | catch (EofException e) |
| 527 | { |
| 528 | async_exception=e; |
| 529 | LOG.debug(e); |
| 530 | error=true; |
| 531 | _request.setHandled(true); |
| 532 | if (!_response.isCommitted()) |
| 533 | _generator.sendError(500, null, null, true); |
| 534 | } |
| 535 | catch (RuntimeIOException e) |
| 536 | { |
| 537 | async_exception=e; |
| 538 | LOG.debug(e); |
| 539 | error=true; |
| 540 | _request.setHandled(true); |
| 541 | } |
| 542 | catch (HttpException e) |
| 543 | { |
| 544 | LOG.debug(e); |
| 545 | error=true; |
| 546 | _request.setHandled(true); |
| 547 | _response.sendError(e.getStatus(), e.getReason()); |
| 548 | } |
| 549 | catch (Throwable e) |
| 550 | { |
| 551 | async_exception=e; |
| 552 | LOG.warn(String.valueOf(_uri),e); |
| 553 | error=true; |
| 554 | _request.setHandled(true); |
| 555 | _generator.sendError(info==null?400:500, null, null, true); |
| 556 | |
| 557 | } |
| 558 | finally |
| 559 | { |
| 560 | // Complete async requests |
| 561 | if (error && _request.isAsyncStarted()) |
| 562 | _request.getAsyncContinuation().errorComplete(); |
| 563 | |
| 564 | was_continuation=_request._async.isContinuation(); |
| 565 | handling = !_request._async.unhandle() && server.isRunning() && _server!=null; |
| 566 | } |
| 567 | } |
| 568 | } |
| 569 | finally |
| 570 | { |
| 571 | if (threadName!=null) |
| 572 | Thread.currentThread().setName(threadName); |
| 573 | |
| 574 | if (_request._async.isUncompleted()) |
| 575 | { |
| 576 | |
| 577 | _request._async.doComplete(async_exception); |
| 578 | |
| 579 | if (_expect100Continue) |
| 580 | { |
| 581 | LOG.debug("100 continues not sent"); |
| 582 | // We didn't send 100 continues, but the latest interpretation |
| 583 | // of the spec (see httpbis) is that the client will either |
| 584 | // send the body anyway, or close. So we no longer need to |
| 585 | // do anything special here other than make the connection not persistent |
| 586 | _expect100Continue = false; |
| 587 | if (!_response.isCommitted()) |
| 588 | _generator.setPersistent(false); |
| 589 | } |
| 590 | |
| 591 | if(_endp.isOpen()) |
| 592 | { |
| 593 | if (error) |
| 594 | { |
| 595 | _endp.shutdownOutput(); |
| 596 | _generator.setPersistent(false); |
| 597 | if (!_generator.isComplete()) |
| 598 | _response.complete(); |
| 599 | } |
| 600 | else |
| 601 | { |
| 602 | if (!_response.isCommitted() && !_request.isHandled()) |
| 603 | _response.sendError(HttpServletResponse.SC_NOT_FOUND); |
| 604 | _response.complete(); |
| 605 | if (_generator.isPersistent()) |
| 606 | _connector.persist(_endp); |
| 607 | } |
| 608 | } |
| 609 | else |
| 610 | { |
| 611 | _response.complete(); |
| 612 | } |
| 613 | |
| 614 | _request.setHandled(true); |
| 615 | } |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | /* ------------------------------------------------------------ */ |
| 620 | public abstract Connection handle() throws IOException; |
| 621 | |
| 622 | /* ------------------------------------------------------------ */ |
| 623 | public void commitResponse(boolean last) throws IOException |
| 624 | { |
| 625 | if (!_generator.isCommitted()) |
| 626 | { |
| 627 | _generator.setResponse(_response.getStatus(), _response.getReason()); |
| 628 | try |
| 629 | { |
| 630 | // If the client was expecting 100 continues, but we sent something |
| 631 | // else, then we need to close the connection |
| 632 | if (_expect100Continue && _response.getStatus()!=100) |
| 633 | _generator.setPersistent(false); |
| 634 | _generator.completeHeader(_responseFields, last); |
| 635 | } |
| 636 | catch(RuntimeException e) |
| 637 | { |
| 638 | LOG.warn("header full: " + e); |
| 639 | |
| 640 | _response.reset(); |
| 641 | _generator.reset(); |
| 642 | _generator.setResponse(HttpStatus.INTERNAL_SERVER_ERROR_500,null); |
| 643 | _generator.completeHeader(_responseFields,Generator.LAST); |
| 644 | _generator.complete(); |
| 645 | throw new HttpException(HttpStatus.INTERNAL_SERVER_ERROR_500); |
| 646 | } |
| 647 | |
| 648 | } |
| 649 | if (last) |
| 650 | _generator.complete(); |
| 651 | } |
| 652 | |
| 653 | /* ------------------------------------------------------------ */ |
| 654 | public void completeResponse() throws IOException |
| 655 | { |
| 656 | if (!_generator.isCommitted()) |
| 657 | { |
| 658 | _generator.setResponse(_response.getStatus(), _response.getReason()); |
| 659 | try |
| 660 | { |
| 661 | _generator.completeHeader(_responseFields, Generator.LAST); |
| 662 | } |
| 663 | catch(RuntimeException e) |
| 664 | { |
| 665 | LOG.warn("header full: "+e); |
| 666 | LOG.debug(e); |
| 667 | |
| 668 | _response.reset(); |
| 669 | _generator.reset(); |
| 670 | _generator.setResponse(HttpStatus.INTERNAL_SERVER_ERROR_500,null); |
| 671 | _generator.completeHeader(_responseFields,Generator.LAST); |
| 672 | _generator.complete(); |
| 673 | throw new HttpException(HttpStatus.INTERNAL_SERVER_ERROR_500); |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | _generator.complete(); |
| 678 | } |
| 679 | |
| 680 | /* ------------------------------------------------------------ */ |
| 681 | public void flushResponse() throws IOException |
| 682 | { |
| 683 | try |
| 684 | { |
| 685 | commitResponse(Generator.MORE); |
| 686 | _generator.flushBuffer(); |
| 687 | } |
| 688 | catch(IOException e) |
| 689 | { |
| 690 | throw (e instanceof EofException) ? e:new EofException(e); |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | /* ------------------------------------------------------------ */ |
| 695 | public Generator getGenerator() |
| 696 | { |
| 697 | return _generator; |
| 698 | } |
| 699 | |
| 700 | /* ------------------------------------------------------------ */ |
| 701 | public boolean isIncluding() |
| 702 | { |
| 703 | return _include>0; |
| 704 | } |
| 705 | |
| 706 | /* ------------------------------------------------------------ */ |
| 707 | public void include() |
| 708 | { |
| 709 | _include++; |
| 710 | } |
| 711 | |
| 712 | /* ------------------------------------------------------------ */ |
| 713 | public void included() |
| 714 | { |
| 715 | _include--; |
| 716 | if (_out!=null) |
| 717 | _out.reopen(); |
| 718 | } |
| 719 | |
| 720 | /* ------------------------------------------------------------ */ |
| 721 | public boolean isIdle() |
| 722 | { |
| 723 | return _generator.isIdle() && (_parser.isIdle() || _delayedHandling); |
| 724 | } |
| 725 | |
| 726 | /* ------------------------------------------------------------ */ |
| 727 | /** |
| 728 | * @see org.eclipse.jetty.io.Connection#isSuspended() |
| 729 | */ |
| 730 | public boolean isSuspended() |
| 731 | { |
| 732 | return _request.getAsyncContinuation().isSuspended(); |
| 733 | } |
| 734 | |
| 735 | /* ------------------------------------------------------------ */ |
| 736 | public void onClose() |
| 737 | { |
| 738 | LOG.debug("closed {}",this); |
| 739 | } |
| 740 | |
| 741 | /* ------------------------------------------------------------ */ |
| 742 | public boolean isExpecting100Continues() |
| 743 | { |
| 744 | return _expect100Continue; |
| 745 | } |
| 746 | |
| 747 | /* ------------------------------------------------------------ */ |
| 748 | public boolean isExpecting102Processing() |
| 749 | { |
| 750 | return _expect102Processing; |
| 751 | } |
| 752 | |
| 753 | /* ------------------------------------------------------------ */ |
| 754 | public int getMaxIdleTime() |
| 755 | { |
| 756 | if (_connector.isLowResources() && _endp.getMaxIdleTime()==_connector.getMaxIdleTime()) |
| 757 | return _connector.getLowResourceMaxIdleTime(); |
| 758 | if (_endp.getMaxIdleTime()>0) |
| 759 | return _endp.getMaxIdleTime(); |
| 760 | return _connector.getMaxIdleTime(); |
| 761 | } |
| 762 | |
| 763 | /* ------------------------------------------------------------ */ |
| 764 | public String toString() |
| 765 | { |
| 766 | return String.format("%s,g=%s,p=%s,r=%d", |
| 767 | super.toString(), |
| 768 | _generator, |
| 769 | _parser, |
| 770 | _requests); |
| 771 | } |
| 772 | |
| 773 | /* ------------------------------------------------------------ */ |
| 774 | protected void startRequest(Buffer method, Buffer uri, Buffer version) throws IOException |
| 775 | { |
| 776 | uri=uri.asImmutableBuffer(); |
| 777 | |
| 778 | _host = false; |
| 779 | _expect = false; |
| 780 | _expect100Continue=false; |
| 781 | _expect102Processing=false; |
| 782 | _delayedHandling=false; |
| 783 | _charset=null; |
| 784 | |
| 785 | if(_request.getTimeStamp()==0) |
| 786 | _request.setTimeStamp(System.currentTimeMillis()); |
| 787 | _request.setMethod(method.toString()); |
| 788 | |
| 789 | try |
| 790 | { |
| 791 | _head=false; |
| 792 | switch (HttpMethods.CACHE.getOrdinal(method)) |
| 793 | { |
| 794 | case HttpMethods.CONNECT_ORDINAL: |
| 795 | _uri.parseConnect(uri.array(), uri.getIndex(), uri.length()); |
| 796 | break; |
| 797 | |
| 798 | case HttpMethods.HEAD_ORDINAL: |
| 799 | _head=true; |
| 800 | _uri.parse(uri.array(), uri.getIndex(), uri.length()); |
| 801 | break; |
| 802 | |
| 803 | default: |
| 804 | _uri.parse(uri.array(), uri.getIndex(), uri.length()); |
| 805 | } |
| 806 | |
| 807 | _request.setUri(_uri); |
| 808 | |
| 809 | if (version==null) |
| 810 | { |
| 811 | _request.setProtocol(HttpVersions.HTTP_0_9); |
| 812 | _version=HttpVersions.HTTP_0_9_ORDINAL; |
| 813 | } |
| 814 | else |
| 815 | { |
| 816 | version= HttpVersions.CACHE.get(version); |
| 817 | if (version==null) |
| 818 | throw new HttpException(HttpStatus.BAD_REQUEST_400,null); |
| 819 | _version = HttpVersions.CACHE.getOrdinal(version); |
| 820 | if (_version <= 0) _version = HttpVersions.HTTP_1_0_ORDINAL; |
| 821 | _request.setProtocol(version.toString()); |
| 822 | } |
| 823 | } |
| 824 | catch (Exception e) |
| 825 | { |
| 826 | LOG.debug(e); |
| 827 | if (e instanceof HttpException) |
| 828 | throw (HttpException)e; |
| 829 | throw new HttpException(HttpStatus.BAD_REQUEST_400,null,e); |
| 830 | } |
| 831 | } |
| 832 | |
| 833 | /* ------------------------------------------------------------ */ |
| 834 | protected void parsedHeader(Buffer name, Buffer value) throws IOException |
| 835 | { |
| 836 | int ho = HttpHeaders.CACHE.getOrdinal(name); |
| 837 | switch (ho) |
| 838 | { |
| 839 | case HttpHeaders.HOST_ORDINAL: |
| 840 | // TODO check if host matched a host in the URI. |
| 841 | _host = true; |
| 842 | break; |
| 843 | |
| 844 | case HttpHeaders.EXPECT_ORDINAL: |
| 845 | if (_version>=HttpVersions.HTTP_1_1_ORDINAL) |
| 846 | { |
| 847 | value = HttpHeaderValues.CACHE.lookup(value); |
| 848 | switch(HttpHeaderValues.CACHE.getOrdinal(value)) |
| 849 | { |
| 850 | case HttpHeaderValues.CONTINUE_ORDINAL: |
| 851 | _expect100Continue=_generator instanceof HttpGenerator; |
| 852 | break; |
| 853 | |
| 854 | case HttpHeaderValues.PROCESSING_ORDINAL: |
| 855 | _expect102Processing=_generator instanceof HttpGenerator; |
| 856 | break; |
| 857 | |
| 858 | default: |
| 859 | String[] values = value.toString().split(","); |
| 860 | for (int i=0;values!=null && i<values.length;i++) |
| 861 | { |
| 862 | CachedBuffer cb=HttpHeaderValues.CACHE.get(values[i].trim()); |
| 863 | if (cb==null) |
| 864 | _expect=true; |
| 865 | else |
| 866 | { |
| 867 | switch(cb.getOrdinal()) |
| 868 | { |
| 869 | case HttpHeaderValues.CONTINUE_ORDINAL: |
| 870 | _expect100Continue=_generator instanceof HttpGenerator; |
| 871 | break; |
| 872 | case HttpHeaderValues.PROCESSING_ORDINAL: |
| 873 | _expect102Processing=_generator instanceof HttpGenerator; |
| 874 | break; |
| 875 | default: |
| 876 | _expect=true; |
| 877 | } |
| 878 | } |
| 879 | } |
| 880 | } |
| 881 | } |
| 882 | break; |
| 883 | |
| 884 | case HttpHeaders.ACCEPT_ENCODING_ORDINAL: |
| 885 | case HttpHeaders.USER_AGENT_ORDINAL: |
| 886 | value = HttpHeaderValues.CACHE.lookup(value); |
| 887 | break; |
| 888 | |
| 889 | case HttpHeaders.CONTENT_TYPE_ORDINAL: |
| 890 | value = MimeTypes.CACHE.lookup(value); |
| 891 | _charset=MimeTypes.getCharsetFromContentType(value); |
| 892 | break; |
| 893 | } |
| 894 | |
| 895 | _requestFields.add(name, value); |
| 896 | } |
| 897 | |
| 898 | /* ------------------------------------------------------------ */ |
| 899 | protected void headerComplete() throws IOException |
| 900 | { |
| 901 | // Handle idle race |
| 902 | if (_endp.isOutputShutdown()) |
| 903 | { |
| 904 | _endp.close(); |
| 905 | return; |
| 906 | } |
| 907 | |
| 908 | _requests++; |
| 909 | _generator.setVersion(_version); |
| 910 | switch (_version) |
| 911 | { |
| 912 | case HttpVersions.HTTP_0_9_ORDINAL: |
| 913 | break; |
| 914 | case HttpVersions.HTTP_1_0_ORDINAL: |
| 915 | _generator.setHead(_head); |
| 916 | if (_parser.isPersistent()) |
| 917 | { |
| 918 | _responseFields.add(HttpHeaders.CONNECTION_BUFFER, HttpHeaderValues.KEEP_ALIVE_BUFFER); |
| 919 | _generator.setPersistent(true); |
| 920 | } |
| 921 | else if (HttpMethods.CONNECT.equals(_request.getMethod())) |
| 922 | { |
| 923 | _generator.setPersistent(true); |
| 924 | _parser.setPersistent(true); |
| 925 | } |
| 926 | |
| 927 | if (_server.getSendDateHeader()) |
| 928 | _generator.setDate(_request.getTimeStampBuffer()); |
| 929 | break; |
| 930 | |
| 931 | case HttpVersions.HTTP_1_1_ORDINAL: |
| 932 | _generator.setHead(_head); |
| 933 | |
| 934 | if (!_parser.isPersistent()) |
| 935 | { |
| 936 | _responseFields.add(HttpHeaders.CONNECTION_BUFFER,HttpHeaderValues.CLOSE_BUFFER); |
| 937 | _generator.setPersistent(false); |
| 938 | } |
| 939 | if (_server.getSendDateHeader()) |
| 940 | _generator.setDate(_request.getTimeStampBuffer()); |
| 941 | |
| 942 | if (!_host) |
| 943 | { |
| 944 | LOG.debug("!host {}",this); |
| 945 | _generator.setResponse(HttpStatus.BAD_REQUEST_400, null); |
| 946 | _responseFields.put(HttpHeaders.CONNECTION_BUFFER, HttpHeaderValues.CLOSE_BUFFER); |
| 947 | _generator.completeHeader(_responseFields, true); |
| 948 | _generator.complete(); |
| 949 | return; |
| 950 | } |
| 951 | |
| 952 | if (_expect) |
| 953 | { |
| 954 | LOG.debug("!expectation {}",this); |
| 955 | _generator.setResponse(HttpStatus.EXPECTATION_FAILED_417, null); |
| 956 | _responseFields.put(HttpHeaders.CONNECTION_BUFFER, HttpHeaderValues.CLOSE_BUFFER); |
| 957 | _generator.completeHeader(_responseFields, true); |
| 958 | _generator.complete(); |
| 959 | return; |
| 960 | } |
| 961 | |
| 962 | break; |
| 963 | default: |
| 964 | } |
| 965 | |
| 966 | if(_charset!=null) |
| 967 | _request.setCharacterEncodingUnchecked(_charset); |
| 968 | |
| 969 | // Either handle now or wait for first content |
| 970 | if ((((HttpParser)_parser).getContentLength()<=0 && !((HttpParser)_parser).isChunking())||_expect100Continue) |
| 971 | handleRequest(); |
| 972 | else |
| 973 | _delayedHandling=true; |
| 974 | } |
| 975 | |
| 976 | /* ------------------------------------------------------------ */ |
| 977 | protected void content(Buffer buffer) throws IOException |
| 978 | { |
| 979 | if (_delayedHandling) |
| 980 | { |
| 981 | _delayedHandling=false; |
| 982 | handleRequest(); |
| 983 | } |
| 984 | } |
| 985 | |
| 986 | /* ------------------------------------------------------------ */ |
| 987 | public void messageComplete(long contentLength) throws IOException |
| 988 | { |
| 989 | if (_delayedHandling) |
| 990 | { |
| 991 | _delayedHandling=false; |
| 992 | handleRequest(); |
| 993 | } |
| 994 | } |
| 995 | |
| 996 | /* ------------------------------------------------------------ */ |
| 997 | public void earlyEOF() |
| 998 | { |
| 999 | _earlyEOF = true; |
| 1000 | } |
| 1001 | |
| 1002 | /* ------------------------------------------------------------ */ |
| 1003 | /* ------------------------------------------------------------ */ |
| 1004 | /* ------------------------------------------------------------ */ |
| 1005 | private class RequestHandler extends HttpParser.EventHandler |
| 1006 | { |
| 1007 | /* |
| 1008 | * |
| 1009 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#startRequest(org.eclipse.io.Buffer, |
| 1010 | * org.eclipse.io.Buffer, org.eclipse.io.Buffer) |
| 1011 | */ |
| 1012 | @Override |
| 1013 | public void startRequest(Buffer method, Buffer uri, Buffer version) throws IOException |
| 1014 | { |
| 1015 | AbstractHttpConnection.this.startRequest(method, uri, version); |
| 1016 | } |
| 1017 | |
| 1018 | /* |
| 1019 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#parsedHeaderValue(org.eclipse.io.Buffer) |
| 1020 | */ |
| 1021 | @Override |
| 1022 | public void parsedHeader(Buffer name, Buffer value) throws IOException |
| 1023 | { |
| 1024 | AbstractHttpConnection.this.parsedHeader(name, value); |
| 1025 | } |
| 1026 | |
| 1027 | /* |
| 1028 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#headerComplete() |
| 1029 | */ |
| 1030 | @Override |
| 1031 | public void headerComplete() throws IOException |
| 1032 | { |
| 1033 | AbstractHttpConnection.this.headerComplete(); |
| 1034 | } |
| 1035 | |
| 1036 | /* ------------------------------------------------------------ */ |
| 1037 | /* |
| 1038 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#content(int, org.eclipse.io.Buffer) |
| 1039 | */ |
| 1040 | @Override |
| 1041 | public void content(Buffer ref) throws IOException |
| 1042 | { |
| 1043 | AbstractHttpConnection.this.content(ref); |
| 1044 | } |
| 1045 | |
| 1046 | /* ------------------------------------------------------------ */ |
| 1047 | /* |
| 1048 | * (non-Javadoc) |
| 1049 | * |
| 1050 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#messageComplete(int) |
| 1051 | */ |
| 1052 | @Override |
| 1053 | public void messageComplete(long contentLength) throws IOException |
| 1054 | { |
| 1055 | AbstractHttpConnection.this.messageComplete(contentLength); |
| 1056 | } |
| 1057 | |
| 1058 | /* ------------------------------------------------------------ */ |
| 1059 | /* |
| 1060 | * (non-Javadoc) |
| 1061 | * |
| 1062 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#startResponse(org.eclipse.io.Buffer, int, |
| 1063 | * org.eclipse.io.Buffer) |
| 1064 | */ |
| 1065 | @Override |
| 1066 | public void startResponse(Buffer version, int status, Buffer reason) |
| 1067 | { |
| 1068 | if (LOG.isDebugEnabled()) |
| 1069 | LOG.debug("Bad request!: "+version+" "+status+" "+reason); |
| 1070 | } |
| 1071 | |
| 1072 | /* ------------------------------------------------------------ */ |
| 1073 | /* |
| 1074 | * (non-Javadoc) |
| 1075 | * |
| 1076 | * @see org.eclipse.jetty.server.server.HttpParser.EventHandler#earlyEOF() |
| 1077 | */ |
| 1078 | @Override |
| 1079 | public void earlyEOF() |
| 1080 | { |
| 1081 | AbstractHttpConnection.this.earlyEOF(); |
| 1082 | } |
| 1083 | } |
| 1084 | |
| 1085 | /* ------------------------------------------------------------ */ |
| 1086 | /* ------------------------------------------------------------ */ |
| 1087 | /* ------------------------------------------------------------ */ |
| 1088 | public class Output extends HttpOutput |
| 1089 | { |
| 1090 | Output() |
| 1091 | { |
| 1092 | super(AbstractHttpConnection.this); |
| 1093 | } |
| 1094 | |
| 1095 | /* ------------------------------------------------------------ */ |
| 1096 | /* |
| 1097 | * @see java.io.OutputStream#close() |
| 1098 | */ |
| 1099 | @Override |
| 1100 | public void close() throws IOException |
| 1101 | { |
| 1102 | if (isClosed()) |
| 1103 | return; |
| 1104 | |
| 1105 | if (!isIncluding() && !super._generator.isCommitted()) |
| 1106 | commitResponse(Generator.LAST); |
| 1107 | else |
| 1108 | flushResponse(); |
| 1109 | |
| 1110 | super.close(); |
| 1111 | } |
| 1112 | |
| 1113 | |
| 1114 | /* ------------------------------------------------------------ */ |
| 1115 | /* |
| 1116 | * @see java.io.OutputStream#flush() |
| 1117 | */ |
| 1118 | @Override |
| 1119 | public void flush() throws IOException |
| 1120 | { |
| 1121 | if (!super._generator.isCommitted()) |
| 1122 | commitResponse(Generator.MORE); |
| 1123 | super.flush(); |
| 1124 | } |
| 1125 | |
| 1126 | /* ------------------------------------------------------------ */ |
| 1127 | /* |
| 1128 | * @see javax.servlet.ServletOutputStream#print(java.lang.String) |
| 1129 | */ |
| 1130 | @Override |
| 1131 | public void print(String s) throws IOException |
| 1132 | { |
| 1133 | if (isClosed()) |
| 1134 | throw new IOException("Closed"); |
| 1135 | PrintWriter writer=getPrintWriter(null); |
| 1136 | writer.print(s); |
| 1137 | } |
| 1138 | |
| 1139 | /* ------------------------------------------------------------ */ |
| 1140 | public void sendResponse(Buffer response) throws IOException |
| 1141 | { |
| 1142 | ((HttpGenerator)super._generator).sendResponse(response); |
| 1143 | } |
| 1144 | |
| 1145 | /* ------------------------------------------------------------ */ |
| 1146 | public void sendContent(Object content) throws IOException |
| 1147 | { |
| 1148 | Resource resource=null; |
| 1149 | |
| 1150 | if (isClosed()) |
| 1151 | throw new IOException("Closed"); |
| 1152 | |
| 1153 | if (super._generator.isWritten()) |
| 1154 | throw new IllegalStateException("!empty"); |
| 1155 | |
| 1156 | // Convert HTTP content to content |
| 1157 | if (content instanceof HttpContent) |
| 1158 | { |
| 1159 | HttpContent httpContent = (HttpContent) content; |
| 1160 | Buffer contentType = httpContent.getContentType(); |
| 1161 | if (contentType != null && !_responseFields.containsKey(HttpHeaders.CONTENT_TYPE_BUFFER)) |
| 1162 | { |
| 1163 | String enc = _response.getSetCharacterEncoding(); |
| 1164 | if(enc==null) |
| 1165 | _responseFields.add(HttpHeaders.CONTENT_TYPE_BUFFER, contentType); |
| 1166 | else |
| 1167 | { |
| 1168 | if(contentType instanceof CachedBuffer) |
| 1169 | { |
| 1170 | CachedBuffer content_type = ((CachedBuffer)contentType).getAssociate(enc); |
| 1171 | if(content_type!=null) |
| 1172 | _responseFields.put(HttpHeaders.CONTENT_TYPE_BUFFER, content_type); |
| 1173 | else |
| 1174 | { |
| 1175 | _responseFields.put(HttpHeaders.CONTENT_TYPE_BUFFER, |
| 1176 | contentType+";charset="+QuotedStringTokenizer.quoteIfNeeded(enc,";= ")); |
| 1177 | } |
| 1178 | } |
| 1179 | else |
| 1180 | { |
| 1181 | _responseFields.put(HttpHeaders.CONTENT_TYPE_BUFFER, |
| 1182 | contentType+";charset="+QuotedStringTokenizer.quoteIfNeeded(enc,";= ")); |
| 1183 | } |
| 1184 | } |
| 1185 | } |
| 1186 | if (httpContent.getContentLength() > 0) |
| 1187 | _responseFields.putLongField(HttpHeaders.CONTENT_LENGTH_BUFFER, httpContent.getContentLength()); |
| 1188 | Buffer lm = httpContent.getLastModified(); |
| 1189 | long lml=httpContent.getResource().lastModified(); |
| 1190 | if (lm != null) |
| 1191 | { |
| 1192 | _responseFields.put(HttpHeaders.LAST_MODIFIED_BUFFER, lm); |
| 1193 | } |
| 1194 | else if (httpContent.getResource()!=null) |
| 1195 | { |
| 1196 | if (lml!=-1) |
| 1197 | _responseFields.putDateField(HttpHeaders.LAST_MODIFIED_BUFFER, lml); |
| 1198 | } |
| 1199 | |
| 1200 | Buffer etag=httpContent.getETag(); |
| 1201 | if (etag!=null) |
| 1202 | _responseFields.put(HttpHeaders.ETAG_BUFFER,etag); |
| 1203 | |
| 1204 | |
| 1205 | boolean direct=_connector instanceof NIOConnector && ((NIOConnector)_connector).getUseDirectBuffers() && !(_connector instanceof SslConnector); |
| 1206 | content = direct?httpContent.getDirectBuffer():httpContent.getIndirectBuffer(); |
| 1207 | if (content==null) |
| 1208 | content=httpContent.getInputStream(); |
| 1209 | } |
| 1210 | else if (content instanceof Resource) |
| 1211 | { |
| 1212 | resource=(Resource)content; |
| 1213 | _responseFields.putDateField(HttpHeaders.LAST_MODIFIED_BUFFER, resource.lastModified()); |
| 1214 | content=resource.getInputStream(); |
| 1215 | } |
| 1216 | |
| 1217 | // Process content. |
| 1218 | if (content instanceof Buffer) |
| 1219 | { |
| 1220 | super._generator.addContent((Buffer) content, Generator.LAST); |
| 1221 | commitResponse(Generator.LAST); |
| 1222 | } |
| 1223 | else if (content instanceof InputStream) |
| 1224 | { |
| 1225 | InputStream in = (InputStream)content; |
| 1226 | |
| 1227 | try |
| 1228 | { |
| 1229 | int max = super._generator.prepareUncheckedAddContent(); |
| 1230 | Buffer buffer = super._generator.getUncheckedBuffer(); |
| 1231 | |
| 1232 | int len=buffer.readFrom(in,max); |
| 1233 | |
| 1234 | while (len>=0) |
| 1235 | { |
| 1236 | super._generator.completeUncheckedAddContent(); |
| 1237 | _out.flush(); |
| 1238 | |
| 1239 | max = super._generator.prepareUncheckedAddContent(); |
| 1240 | buffer = super._generator.getUncheckedBuffer(); |
| 1241 | len=buffer.readFrom(in,max); |
| 1242 | } |
| 1243 | super._generator.completeUncheckedAddContent(); |
| 1244 | _out.flush(); |
| 1245 | } |
| 1246 | finally |
| 1247 | { |
| 1248 | if (resource!=null) |
| 1249 | resource.release(); |
| 1250 | else |
| 1251 | in.close(); |
| 1252 | } |
| 1253 | } |
| 1254 | else |
| 1255 | throw new IllegalArgumentException("unknown content type?"); |
| 1256 | |
| 1257 | |
| 1258 | } |
| 1259 | } |
| 1260 | |
| 1261 | /* ------------------------------------------------------------ */ |
| 1262 | /* ------------------------------------------------------------ */ |
| 1263 | /* ------------------------------------------------------------ */ |
| 1264 | public class OutputWriter extends HttpWriter |
| 1265 | { |
| 1266 | OutputWriter() |
| 1267 | { |
| 1268 | super(AbstractHttpConnection.this._out); |
| 1269 | } |
| 1270 | } |
| 1271 | |
| 1272 | |
| 1273 | } |