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annotate src/org/eclipse/jetty/io/nio/SelectChannelEndPoint.java @ 945:89fe80dfab2c
remove asyncDispatch()
| author | Franklin Schmidt <fschmidt@gmail.com> |
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| date | Tue, 11 Oct 2016 20:53:06 -0600 |
| parents | b77d631b9e28 |
| children | 901dcfa05c32 |
| rev | line source |
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1 // |
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2 // ======================================================================== |
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
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4 // ------------------------------------------------------------------------ |
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5 // All rights reserved. This program and the accompanying materials |
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6 // are made available under the terms of the Eclipse Public License v1.0 |
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7 // and Apache License v2.0 which accompanies this distribution. |
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8 // |
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9 // The Eclipse Public License is available at |
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10 // http://www.eclipse.org/legal/epl-v10.html |
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11 // |
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12 // The Apache License v2.0 is available at |
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13 // http://www.opensource.org/licenses/apache2.0.php |
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14 // |
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15 // You may elect to redistribute this code under either of these licenses. |
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16 // ======================================================================== |
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17 // |
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18 |
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19 package org.eclipse.jetty.io.nio; |
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20 |
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21 import java.io.IOException; |
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22 import java.io.InterruptedIOException; |
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23 import java.nio.channels.ClosedChannelException; |
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24 import java.nio.channels.SelectableChannel; |
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25 import java.nio.channels.SelectionKey; |
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26 import java.nio.channels.SocketChannel; |
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27 import java.util.Locale; |
| 865 | 28 import java.util.concurrent.RejectedExecutionException; |
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29 |
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30 import org.eclipse.jetty.io.AsyncEndPoint; |
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31 import org.eclipse.jetty.io.Buffer; |
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32 import org.eclipse.jetty.io.ConnectedEndPoint; |
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33 import org.eclipse.jetty.io.Connection; |
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34 import org.eclipse.jetty.io.EofException; |
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35 import org.eclipse.jetty.io.nio.SelectorManager.SelectSet; |
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36 import org.slf4j.Logger; |
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37 import org.slf4j.LoggerFactory; |
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38 |
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39 |
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40 /* ------------------------------------------------------------ */ |
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41 /** |
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42 * An Endpoint that can be scheduled by {@link SelectorManager}. |
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43 */ |
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44 public class SelectChannelEndPoint extends ChannelEndPoint implements AsyncEndPoint, ConnectedEndPoint |
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45 { |
| 865 | 46 public static final Logger LOG=LoggerFactory.getLogger("org.eclipse.jetty.io.nio"); |
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47 |
| 865 | 48 private final SelectorManager.SelectSet _selectSet; |
| 49 private final SelectorManager _manager; | |
| 50 private SelectionKey _key; | |
| 51 private final Runnable _handler = new Runnable() | |
| 52 { | |
| 53 public void run() { handle(); } | |
| 54 }; | |
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55 |
| 865 | 56 /** The desired value for {@link SelectionKey#interestOps()} */ |
| 57 private int _interestOps; | |
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58 |
| 865 | 59 /** |
| 60 * The connection instance is the handler for any IO activity on the endpoint. | |
| 61 * There is a different type of connection for HTTP, AJP, WebSocket and | |
| 62 * ProxyConnect. The connection may change for an SCEP as it is upgraded | |
| 63 * from HTTP to proxy connect or websocket. | |
| 64 */ | |
| 65 private volatile AsyncConnection _connection; | |
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66 |
| 865 | 67 private static final int STATE_NEEDS_DISPATCH=-1; |
| 68 private static final int STATE_UNDISPATCHED=0; | |
| 69 private static final int STATE_DISPATCHED=1; | |
| 70 private static final int STATE_ASYNC=2; | |
| 71 private int _state; | |
| 72 | |
| 73 private boolean _onIdle; | |
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74 |
| 865 | 75 /** true if the last write operation succeed and wrote all offered bytes */ |
| 76 private volatile boolean _writable = true; | |
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77 |
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78 |
| 865 | 79 /** True if a thread has is blocked in {@link #blockReadable(long)} */ |
| 80 private boolean _readBlocked; | |
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81 |
| 865 | 82 /** True if a thread has is blocked in {@link #blockWritable(long)} */ |
| 83 private boolean _writeBlocked; | |
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84 |
| 865 | 85 /** true if {@link SelectSet#destroyEndPoint(SelectChannelEndPoint)} has not been called */ |
| 86 private boolean _open; | |
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87 |
| 865 | 88 private volatile long _idleTimestamp; |
| 89 private volatile boolean _checkIdle; | |
| 90 | |
| 91 private boolean _interruptable; | |
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92 |
| 865 | 93 private boolean _ishut; |
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94 |
| 865 | 95 /* ------------------------------------------------------------ */ |
| 96 public SelectChannelEndPoint(SocketChannel channel, SelectSet selectSet, SelectionKey key, int maxIdleTime) | |
| 97 throws IOException | |
| 98 { | |
| 99 super(channel, maxIdleTime); | |
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100 |
| 865 | 101 _manager = selectSet.getManager(); |
| 102 _selectSet = selectSet; | |
| 103 _state=STATE_UNDISPATCHED; | |
| 104 _onIdle=false; | |
| 105 _open=true; | |
| 106 _key = key; | |
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107 |
| 865 | 108 setCheckForIdle(true); |
| 109 } | |
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110 |
| 865 | 111 /* ------------------------------------------------------------ */ |
| 112 public SelectionKey getSelectionKey() | |
| 113 { | |
| 114 synchronized (this) | |
| 115 { | |
| 116 return _key; | |
| 117 } | |
| 118 } | |
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119 |
| 865 | 120 public SelectorManager getSelectManager() |
| 121 { | |
| 122 return _manager; | |
| 123 } | |
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124 |
| 865 | 125 public Connection getConnection() |
| 126 { | |
| 127 return _connection; | |
| 128 } | |
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129 |
| 865 | 130 public void setConnection(Connection connection) |
| 131 { | |
| 132 _connection=(AsyncConnection)connection; | |
| 133 } | |
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134 |
| 865 | 135 /* ------------------------------------------------------------ */ |
| 136 /** Called by selectSet to schedule handling | |
| 137 * | |
| 138 */ | |
| 139 public void schedule() | |
| 140 { | |
| 141 synchronized (this) | |
| 142 { | |
| 143 // If there is no key, then do nothing | |
| 144 if (_key == null || !_key.isValid()) | |
| 145 { | |
| 146 _readBlocked=false; | |
| 147 _writeBlocked=false; | |
| 148 this.notifyAll(); | |
| 149 return; | |
| 150 } | |
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151 |
| 865 | 152 // If there are threads dispatched reading and writing |
| 153 if (_readBlocked || _writeBlocked) | |
| 154 { | |
| 155 // assert _dispatched; | |
| 156 if (_readBlocked && _key.isReadable()) | |
| 157 _readBlocked=false; | |
| 158 if (_writeBlocked && _key.isWritable()) | |
| 159 _writeBlocked=false; | |
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160 |
| 865 | 161 // wake them up is as good as a dispatched. |
| 162 this.notifyAll(); | |
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163 |
| 865 | 164 // we are not interested in further selecting |
| 165 _key.interestOps(0); | |
| 166 if (_state<STATE_DISPATCHED) | |
| 167 updateKey(); | |
| 168 return; | |
| 169 } | |
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170 |
| 865 | 171 // Remove writeable op |
| 172 if ((_key.readyOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE && (_key.interestOps() & SelectionKey.OP_WRITE) == SelectionKey.OP_WRITE) | |
| 173 { | |
| 174 // Remove writeable op | |
| 175 _interestOps = _key.interestOps() & ~SelectionKey.OP_WRITE; | |
| 176 _key.interestOps(_interestOps); | |
| 177 _writable = true; // Once writable is in ops, only removed with dispatch. | |
| 178 } | |
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179 |
| 865 | 180 // If dispatched, then deregister interest |
| 181 if (_state>=STATE_DISPATCHED) | |
| 182 _key.interestOps(0); | |
| 183 else | |
| 184 { | |
| 185 // other wise do the dispatch | |
| 186 dispatch(); | |
| 187 } | |
| 188 } | |
| 189 } | |
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190 |
| 865 | 191 /* ------------------------------------------------------------ */ |
| 192 public void dispatch() | |
| 193 { | |
| 194 synchronized(this) | |
| 195 { | |
| 196 if (_state<=STATE_UNDISPATCHED) | |
| 197 { | |
| 198 if (_onIdle) | |
| 199 _state = STATE_NEEDS_DISPATCH; | |
| 200 else | |
| 201 { | |
| 202 _state = STATE_DISPATCHED; | |
| 203 try { | |
| 204 _manager.execute(_handler); | |
| 205 } catch(RejectedExecutionException e) { | |
| 206 _state = STATE_NEEDS_DISPATCH; | |
| 207 LOG.warn("Dispatched Failed! "+this+" to "+_manager); | |
| 208 updateKey(); | |
| 209 } | |
| 210 } | |
| 211 } | |
| 212 } | |
| 213 } | |
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214 |
| 865 | 215 /* ------------------------------------------------------------ */ |
| 216 /** | |
| 217 * Called when a dispatched thread is no longer handling the endpoint. | |
| 218 * The selection key operations are updated. | |
| 219 * @return If false is returned, the endpoint has been redispatched and | |
| 220 * thread must keep handling the endpoint. | |
| 221 */ | |
| 222 protected boolean undispatch() | |
| 223 { | |
| 224 synchronized (this) | |
| 225 { | |
| 226 switch(_state) | |
| 227 { | |
| 228 case STATE_ASYNC: | |
| 229 _state=STATE_DISPATCHED; | |
| 230 return false; | |
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231 |
| 865 | 232 default: |
| 233 _state=STATE_UNDISPATCHED; | |
| 234 updateKey(); | |
| 235 return true; | |
| 236 } | |
| 237 } | |
| 238 } | |
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239 |
| 865 | 240 /* ------------------------------------------------------------ */ |
| 241 public void setCheckForIdle(boolean check) | |
| 242 { | |
| 243 if (check) | |
| 244 { | |
| 245 _idleTimestamp=System.currentTimeMillis(); | |
| 246 _checkIdle=true; | |
| 247 } | |
| 248 else | |
| 249 _checkIdle=false; | |
| 250 } | |
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251 |
| 865 | 252 /* ------------------------------------------------------------ */ |
| 253 public boolean isCheckForIdle() | |
| 254 { | |
| 255 return _checkIdle; | |
| 256 } | |
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257 |
| 865 | 258 /* ------------------------------------------------------------ */ |
| 259 protected void notIdle() | |
| 260 { | |
| 261 _idleTimestamp=System.currentTimeMillis(); | |
| 262 } | |
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263 |
| 865 | 264 /* ------------------------------------------------------------ */ |
| 265 public void checkIdleTimestamp(long now) | |
| 266 { | |
| 267 if (isCheckForIdle() && _maxIdleTime>0) | |
| 268 { | |
| 269 final long idleForMs=now-_idleTimestamp; | |
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270 |
| 865 | 271 if (idleForMs>_maxIdleTime) |
| 272 { | |
| 273 // Don't idle out again until onIdleExpired task completes. | |
| 274 setCheckForIdle(false); | |
| 275 _manager.execute(new Runnable() | |
| 276 { | |
| 277 public void run() | |
| 278 { | |
| 279 try | |
| 280 { | |
| 281 onIdleExpired(idleForMs); | |
| 282 } | |
| 283 finally | |
| 284 { | |
| 285 setCheckForIdle(true); | |
| 286 } | |
| 287 } | |
| 288 }); | |
| 289 } | |
| 290 } | |
| 291 } | |
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292 |
| 865 | 293 /* ------------------------------------------------------------ */ |
| 294 public void onIdleExpired(long idleForMs) | |
| 295 { | |
| 296 try | |
| 297 { | |
| 298 synchronized (this) | |
| 299 { | |
| 300 _onIdle=true; | |
| 301 } | |
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302 |
| 865 | 303 _connection.onIdleExpired(idleForMs); |
| 304 } | |
| 305 finally | |
| 306 { | |
| 307 synchronized (this) | |
| 308 { | |
| 309 _onIdle=false; | |
| 310 if (_state==STATE_NEEDS_DISPATCH) | |
| 311 dispatch(); | |
| 312 } | |
| 313 } | |
| 314 } | |
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315 |
| 865 | 316 /* ------------------------------------------------------------ */ |
| 317 @Override | |
| 318 public int fill(Buffer buffer) throws IOException | |
| 319 { | |
| 320 int fill=super.fill(buffer); | |
| 321 if (fill>0) | |
| 322 notIdle(); | |
| 323 return fill; | |
| 324 } | |
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325 |
| 865 | 326 /* ------------------------------------------------------------ */ |
| 327 @Override | |
| 328 public int flush(Buffer header, Buffer buffer, Buffer trailer) throws IOException | |
| 329 { | |
| 330 int l = super.flush(header, buffer, trailer); | |
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331 |
| 865 | 332 // If there was something to write and it wasn't written, then we are not writable. |
| 333 if (l==0 && ( header!=null && header.hasContent() || buffer!=null && buffer.hasContent() || trailer!=null && trailer.hasContent())) | |
| 334 { | |
| 335 synchronized (this) | |
| 336 { | |
| 337 _writable=false; | |
| 338 if (_state<STATE_DISPATCHED) | |
| 339 updateKey(); | |
| 340 } | |
| 341 } | |
| 342 else if (l>0) | |
| 343 { | |
| 344 _writable=true; | |
| 345 notIdle(); | |
| 346 } | |
| 347 return l; | |
| 348 } | |
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349 |
| 865 | 350 /* ------------------------------------------------------------ */ |
| 351 /* | |
| 352 */ | |
| 353 @Override | |
| 354 public int flush(Buffer buffer) throws IOException | |
| 355 { | |
| 356 int l = super.flush(buffer); | |
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357 |
| 865 | 358 // If there was something to write and it wasn't written, then we are not writable. |
| 359 if (l==0 && buffer!=null && buffer.hasContent()) | |
| 360 { | |
| 361 synchronized (this) | |
| 362 { | |
| 363 _writable=false; | |
| 364 if (_state<STATE_DISPATCHED) | |
| 365 updateKey(); | |
| 366 } | |
| 367 } | |
| 368 else if (l>0) | |
| 369 { | |
| 370 _writable=true; | |
| 371 notIdle(); | |
| 372 } | |
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373 |
| 865 | 374 return l; |
| 375 } | |
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376 |
| 865 | 377 /* ------------------------------------------------------------ */ |
| 378 /* | |
| 379 * Allows thread to block waiting for further events. | |
| 380 */ | |
| 381 @Override | |
| 382 public boolean blockReadable(long timeoutMs) throws IOException | |
| 383 { | |
| 384 synchronized (this) | |
| 385 { | |
| 386 if (isInputShutdown()) | |
| 387 throw new EofException(); | |
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388 |
| 865 | 389 long now=_selectSet.getNow(); |
| 390 long end=now+timeoutMs; | |
| 391 boolean check=isCheckForIdle(); | |
| 392 setCheckForIdle(true); | |
| 393 try | |
| 394 { | |
| 395 _readBlocked=true; | |
| 396 while (!isInputShutdown() && _readBlocked) | |
| 397 { | |
| 398 try | |
| 399 { | |
| 400 updateKey(); | |
| 401 this.wait(timeoutMs>0?(end-now):10000); | |
| 402 } | |
| 403 catch (final InterruptedException e) | |
| 404 { | |
| 405 LOG.warn("",e); | |
| 406 if (_interruptable) | |
| 407 throw new InterruptedIOException(){{this.initCause(e);}}; | |
| 408 } | |
| 409 finally | |
| 410 { | |
| 411 now=_selectSet.getNow(); | |
| 412 } | |
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413 |
| 865 | 414 if (_readBlocked && timeoutMs>0 && now>=end) |
| 415 return false; | |
| 416 } | |
| 417 } | |
| 418 finally | |
| 419 { | |
| 420 _readBlocked=false; | |
| 421 setCheckForIdle(check); | |
| 422 } | |
| 423 } | |
| 424 return true; | |
| 425 } | |
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426 |
| 865 | 427 /* ------------------------------------------------------------ */ |
| 428 /* | |
| 429 * Allows thread to block waiting for further events. | |
| 430 */ | |
| 431 @Override | |
| 432 public boolean blockWritable(long timeoutMs) throws IOException | |
| 433 { | |
| 434 synchronized (this) | |
| 435 { | |
| 436 if (isOutputShutdown()) | |
| 437 throw new EofException(); | |
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438 |
| 865 | 439 long now=_selectSet.getNow(); |
| 440 long end=now+timeoutMs; | |
| 441 boolean check=isCheckForIdle(); | |
| 442 setCheckForIdle(true); | |
| 443 try | |
| 444 { | |
| 445 _writeBlocked=true; | |
| 446 while (_writeBlocked && !isOutputShutdown()) | |
| 447 { | |
| 448 try | |
| 449 { | |
| 450 updateKey(); | |
| 451 this.wait(timeoutMs>0?(end-now):10000); | |
| 452 } | |
| 453 catch (final InterruptedException e) | |
| 454 { | |
| 455 LOG.warn("",e); | |
| 456 if (_interruptable) | |
| 457 throw new InterruptedIOException(){{this.initCause(e);}}; | |
| 458 } | |
| 459 finally | |
| 460 { | |
| 461 now=_selectSet.getNow(); | |
| 462 } | |
| 463 if (_writeBlocked && timeoutMs>0 && now>=end) | |
| 464 return false; | |
| 465 } | |
| 466 } | |
| 467 finally | |
| 468 { | |
| 469 _writeBlocked=false; | |
| 470 setCheckForIdle(check); | |
| 471 } | |
| 472 } | |
| 473 return true; | |
| 474 } | |
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475 |
| 865 | 476 /* ------------------------------------------------------------ */ |
| 477 /** Set the interruptable mode of the endpoint. | |
| 478 * If set to false (default), then interrupts are assumed to be spurious | |
| 479 * and blocking operations continue unless the endpoint has been closed. | |
| 480 * If true, then interrupts of blocking operations result in InterruptedIOExceptions | |
| 481 * being thrown. | |
| 482 * @param interupable | |
| 483 */ | |
| 484 public void setInterruptable(boolean interupable) | |
| 485 { | |
| 486 synchronized (this) | |
| 487 { | |
| 488 _interruptable=interupable; | |
| 489 } | |
| 490 } | |
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491 |
| 865 | 492 /* ------------------------------------------------------------ */ |
| 493 public boolean isInterruptable() | |
| 494 { | |
| 495 return _interruptable; | |
| 496 } | |
| 497 | |
| 498 /* ------------------------------------------------------------ */ | |
| 499 /** | |
| 500 * @see org.eclipse.jetty.io.AsyncEndPoint#scheduleWrite() | |
| 501 */ | |
| 502 public void scheduleWrite() | |
| 503 { | |
| 504 if (_writable) | |
| 505 LOG.debug("Required scheduleWrite {}",this); | |
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506 |
| 865 | 507 _writable=false; |
| 508 updateKey(); | |
| 509 } | |
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510 |
| 865 | 511 /* ------------------------------------------------------------ */ |
| 512 public boolean isWritable() | |
| 513 { | |
| 514 return _writable; | |
| 515 } | |
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516 |
| 865 | 517 /* ------------------------------------------------------------ */ |
| 518 public boolean hasProgressed() | |
| 519 { | |
| 520 return false; | |
| 521 } | |
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522 |
| 865 | 523 /* ------------------------------------------------------------ */ |
| 524 /** | |
| 525 * Updates selection key. Adds operations types to the selection key as needed. No operations | |
| 526 * are removed as this is only done during dispatch. This method records the new key and | |
| 527 * schedules a call to doUpdateKey to do the keyChange | |
| 528 */ | |
| 529 private void updateKey() | |
| 530 { | |
| 531 final boolean changed; | |
| 532 synchronized (this) | |
| 533 { | |
| 534 int current_ops=-1; | |
| 535 if (getChannel().isOpen()) | |
| 536 { | |
| 537 boolean read_interest = _readBlocked || (_state<STATE_DISPATCHED && !_connection.isSuspended()); | |
| 538 boolean write_interest= _writeBlocked || (_state<STATE_DISPATCHED && !_writable); | |
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539 |
| 865 | 540 _interestOps = |
| 541 ((!_socket.isInputShutdown() && read_interest ) ? SelectionKey.OP_READ : 0) | |
| 542 | ((!_socket.isOutputShutdown()&& write_interest) ? SelectionKey.OP_WRITE : 0); | |
| 543 try | |
| 544 { | |
| 545 current_ops = ((_key!=null && _key.isValid())?_key.interestOps():-1); | |
| 546 } | |
| 547 catch(Exception e) | |
| 548 { | |
| 549 _key=null; | |
| 550 LOG.trace("",e); | |
| 551 } | |
| 552 } | |
| 553 changed=_interestOps!=current_ops; | |
| 554 } | |
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555 |
| 865 | 556 if(changed) |
| 557 { | |
| 558 _selectSet.addChange(this); | |
| 559 _selectSet.wakeup(); | |
| 560 } | |
| 561 } | |
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562 |
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563 |
| 865 | 564 /* ------------------------------------------------------------ */ |
| 565 /** | |
| 566 * Synchronize the interestOps with the actual key. Call is scheduled by a call to updateKey | |
| 567 */ | |
| 568 void doUpdateKey() | |
| 569 { | |
| 570 synchronized (this) | |
| 571 { | |
| 572 if (getChannel().isOpen()) | |
| 573 { | |
| 574 if (_interestOps>0) | |
| 575 { | |
| 576 if (_key==null || !_key.isValid()) | |
| 577 { | |
| 578 SelectableChannel sc = (SelectableChannel)getChannel(); | |
| 579 if (sc.isRegistered()) | |
| 580 { | |
| 581 updateKey(); | |
| 582 } | |
| 583 else | |
| 584 { | |
| 585 try | |
| 586 { | |
| 587 _key=((SelectableChannel)getChannel()).register(_selectSet.getSelector(),_interestOps,this); | |
| 588 } | |
| 589 catch (Exception e) | |
| 590 { | |
| 591 LOG.trace("",e); | |
| 592 if (_key!=null && _key.isValid()) | |
| 593 { | |
| 594 _key.cancel(); | |
| 595 } | |
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596 |
| 865 | 597 if (_open) |
| 598 { | |
| 599 _selectSet.destroyEndPoint(this); | |
| 600 } | |
| 601 _open=false; | |
| 602 _key = null; | |
| 603 } | |
| 604 } | |
| 605 } | |
| 606 else | |
| 607 { | |
| 608 _key.interestOps(_interestOps); | |
| 609 } | |
| 610 } | |
| 611 else | |
| 612 { | |
| 613 if (_key!=null && _key.isValid()) | |
| 614 _key.interestOps(0); | |
| 615 else | |
| 616 _key=null; | |
| 617 } | |
| 618 } | |
| 619 else | |
| 620 { | |
| 621 if (_key!=null && _key.isValid()) | |
| 622 _key.cancel(); | |
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623 |
| 865 | 624 if (_open) |
| 625 { | |
| 626 _open=false; | |
| 627 _selectSet.destroyEndPoint(this); | |
| 628 } | |
| 629 _key = null; | |
| 630 } | |
| 631 } | |
| 632 } | |
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633 |
| 865 | 634 /* ------------------------------------------------------------ */ |
| 635 /* | |
| 636 */ | |
| 637 protected void handle() | |
| 638 { | |
| 639 boolean dispatched=true; | |
| 640 try | |
| 641 { | |
| 642 while(dispatched) | |
| 643 { | |
| 644 try | |
| 645 { | |
| 646 while(true) | |
| 647 { | |
| 648 final AsyncConnection next = (AsyncConnection)_connection.handle(); | |
| 649 if (next!=_connection) | |
| 650 { | |
| 651 LOG.debug("{} replaced {}",next,_connection); | |
| 652 _connection=next; | |
| 653 continue; | |
| 654 } | |
| 655 break; | |
| 656 } | |
| 657 } | |
| 658 catch (ClosedChannelException e) | |
| 659 { | |
| 660 LOG.trace("",e); | |
| 661 } | |
| 662 catch (EofException e) | |
| 663 { | |
| 664 LOG.debug("EOF", e); | |
| 665 try{close();} | |
| 666 catch(IOException e2){LOG.trace("",e2);} | |
| 667 } | |
| 668 catch (IOException e) | |
| 669 { | |
| 670 LOG.warn(e.toString()); | |
| 671 try{close();} | |
| 672 catch(IOException e2){LOG.trace("",e2);} | |
| 673 } | |
| 674 catch (Throwable e) | |
| 675 { | |
| 676 LOG.warn("handle failed", e); | |
| 677 try{close();} | |
| 678 catch(IOException e2){LOG.trace("",e2);} | |
| 679 } | |
| 680 finally | |
| 681 { | |
| 682 if (!_ishut && isInputShutdown() && isOpen()) | |
| 683 { | |
| 684 _ishut=true; | |
| 685 try | |
| 686 { | |
| 687 _connection.onInputShutdown(); | |
| 688 } | |
| 689 catch(Throwable x) | |
| 690 { | |
| 691 LOG.warn("onInputShutdown failed", x); | |
| 692 try{close();} | |
| 693 catch(IOException e2){LOG.trace("",e2);} | |
| 694 } | |
| 695 finally | |
| 696 { | |
| 697 updateKey(); | |
| 698 } | |
| 699 } | |
| 700 dispatched=!undispatch(); | |
| 701 } | |
| 702 } | |
| 703 } | |
| 704 finally | |
| 705 { | |
| 706 if (dispatched) | |
| 707 { | |
| 708 dispatched=!undispatch(); | |
| 709 while (dispatched) | |
| 710 { | |
| 711 LOG.warn("SCEP.run() finally DISPATCHED"); | |
| 712 dispatched=!undispatch(); | |
| 713 } | |
| 714 } | |
| 715 } | |
| 716 } | |
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|
717 |
| 865 | 718 /* ------------------------------------------------------------ */ |
| 719 /* | |
| 720 * @see org.eclipse.io.nio.ChannelEndPoint#close() | |
| 721 */ | |
| 722 @Override | |
| 723 public void close() throws IOException | |
| 724 { | |
| 725 try | |
| 726 { | |
| 727 super.close(); | |
| 728 } | |
| 729 catch (IOException e) | |
| 730 { | |
| 731 LOG.trace("",e); | |
| 732 } | |
| 733 finally | |
| 734 { | |
| 735 updateKey(); | |
| 736 } | |
| 737 } | |
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|
738 |
| 865 | 739 /* ------------------------------------------------------------ */ |
| 740 @Override | |
| 741 public String toString() | |
| 742 { | |
| 743 // Do NOT use synchronized (this) | |
| 744 // because it's very easy to deadlock when debugging is enabled. | |
| 745 // We do a best effort to print the right toString() and that's it. | |
| 746 SelectionKey key = _key; | |
| 747 String keyString = ""; | |
| 748 if (key != null) | |
| 749 { | |
| 750 if (key.isValid()) | |
| 751 { | |
| 752 if (key.isReadable()) | |
| 753 keyString += "r"; | |
| 754 if (key.isWritable()) | |
| 755 keyString += "w"; | |
| 756 } | |
| 757 else | |
| 758 { | |
| 759 keyString += "!"; | |
| 760 } | |
| 761 } | |
| 762 else | |
| 763 { | |
| 764 keyString += "-"; | |
| 765 } | |
| 766 return String.format("SCEP@%x{l(%s)<->r(%s),s=%d,open=%b,ishut=%b,oshut=%b,rb=%b,wb=%b,w=%b,i=%d%s}-{%s}", | |
| 767 hashCode(), | |
| 768 _socket.getRemoteSocketAddress(), | |
| 769 _socket.getLocalSocketAddress(), | |
| 770 _state, | |
| 771 isOpen(), | |
| 772 isInputShutdown(), | |
| 773 isOutputShutdown(), | |
| 774 _readBlocked, | |
| 775 _writeBlocked, | |
| 776 _writable, | |
| 777 _interestOps, | |
| 778 keyString, | |
| 779 _connection); | |
| 780 } | |
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|
781 |
| 865 | 782 /* ------------------------------------------------------------ */ |
| 783 public SelectSet getSelectSet() | |
| 784 { | |
| 785 return _selectSet; | |
| 786 } | |
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|
787 |
| 865 | 788 /* ------------------------------------------------------------ */ |
| 789 /** | |
| 790 * Don't set the SoTimeout | |
| 791 * @see org.eclipse.jetty.io.nio.ChannelEndPoint#setMaxIdleTime(int) | |
| 792 */ | |
| 793 @Override | |
| 794 public void setMaxIdleTime(int timeMs) throws IOException | |
| 795 { | |
| 796 _maxIdleTime=timeMs; | |
| 797 } | |
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798 |
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799 } |