| 1 | // $Id: PnfsHandler.java,v 1.35 2007-10-14 01:51:47 behrmann Exp $ |
| 2 | |
| 3 | package diskCacheV111.util ; |
| 4 | |
| 5 | import java.util.List; |
| 6 | import java.util.Collections; |
| 7 | import java.util.Set; |
| 8 | import java.util.EnumSet; |
| 9 | |
| 10 | import org.slf4j.Logger; |
| 11 | import org.slf4j.LoggerFactory; |
| 12 | |
| 13 | import dmg.cells.nucleus.CellEndpoint; |
| 14 | import dmg.cells.nucleus.CellPath; |
| 15 | import dmg.cells.nucleus.NoRouteToCellException; |
| 16 | |
| 17 | import diskCacheV111.vehicles.PnfsAddCacheLocationMessage; |
| 18 | import diskCacheV111.vehicles.PnfsClearCacheLocationMessage; |
| 19 | import diskCacheV111.vehicles.PnfsCreateDirectoryMessage; |
| 20 | import diskCacheV111.vehicles.PnfsCreateEntryMessage; |
| 21 | import diskCacheV111.vehicles.PnfsDeleteEntryMessage; |
| 22 | import diskCacheV111.vehicles.PnfsFlagMessage; |
| 23 | import diskCacheV111.vehicles.PnfsGetCacheLocationsMessage; |
| 24 | import diskCacheV111.vehicles.PnfsGetStorageInfoMessage; |
| 25 | import diskCacheV111.vehicles.PnfsMapPathMessage; |
| 26 | import diskCacheV111.vehicles.PnfsMessage; |
| 27 | import diskCacheV111.vehicles.PnfsRenameMessage; |
| 28 | import diskCacheV111.vehicles.PnfsSetFileMetaDataMessage; |
| 29 | import diskCacheV111.vehicles.PnfsSetLengthMessage; |
| 30 | import diskCacheV111.vehicles.PnfsSetStorageInfoMessage; |
| 31 | import diskCacheV111.vehicles.PnfsGetParentMessage; |
| 32 | import diskCacheV111.vehicles.PnfsSetChecksumMessage; |
| 33 | import diskCacheV111.vehicles.PoolFileFlushedMessage; |
| 34 | import diskCacheV111.vehicles.StorageInfo; |
| 35 | |
| 36 | import org.dcache.cells.CellMessageSender; |
| 37 | import org.dcache.cells.CellStub; |
| 38 | import org.dcache.auth.Subjects; |
| 39 | import org.dcache.namespace.FileAttribute; |
| 40 | import org.dcache.vehicles.FileAttributes; |
| 41 | import org.dcache.vehicles.PnfsGetFileAttributes; |
| 42 | import org.dcache.vehicles.PnfsSetFileAttributes; |
| 43 | import org.dcache.namespace.FileType; |
| 44 | import org.dcache.acl.enums.AccessMask; |
| 45 | import org.dcache.util.Checksum; |
| 46 | |
| 47 | import javax.security.auth.Subject; |
| 48 | |
| 49 | import static org.dcache.namespace.FileAttribute.*; |
| 50 | |
| 51 | public class PnfsHandler |
| 52 | implements CellMessageSender |
| 53 | { |
| 54 | private final String _poolName; |
| 55 | private static final long DEFAULT_PNFS_TIMEOUT = 30 * 60 * 1000L; |
| 56 | |
| 57 | private final CellStub _cellStub; |
| 58 | |
| 59 | private Subject _subject; |
| 60 | |
| 61 | private static final Logger _logNameSpace = |
| 62 | LoggerFactory.getLogger("logger.org.dcache.namespace." + PnfsHandler.class.getName()); |
| 63 | |
| 64 | private static CellStub createStub(CellPath path) |
| 65 | { |
| 66 | CellStub stub = new CellStub(); |
| 67 | stub.setDestinationPath(path); |
| 68 | stub.setTimeout(DEFAULT_PNFS_TIMEOUT); |
| 69 | stub.setRetryOnNoRouteToCell(true); |
| 70 | return stub; |
| 71 | } |
| 72 | |
| 73 | @Deprecated |
| 74 | public PnfsHandler(CellEndpoint endpoint, |
| 75 | CellPath pnfsManagerPath, |
| 76 | String poolName) |
| 77 | { |
| 78 | this(pnfsManagerPath, poolName); |
| 79 | setCellEndpoint(endpoint); |
| 80 | } |
| 81 | |
| 82 | @Deprecated |
| 83 | public PnfsHandler(CellEndpoint endpoint, |
| 84 | CellPath pnfsManagerPath) |
| 85 | { |
| 86 | this(pnfsManagerPath); |
| 87 | setCellEndpoint(endpoint); |
| 88 | } |
| 89 | |
| 90 | public PnfsHandler(CellPath pnfsManagerPath) |
| 91 | { |
| 92 | this(createStub(pnfsManagerPath)); |
| 93 | } |
| 94 | |
| 95 | public PnfsHandler(CellPath pnfsManagerPath, |
| 96 | String poolName) |
| 97 | { |
| 98 | this(createStub(pnfsManagerPath), poolName); |
| 99 | } |
| 100 | |
| 101 | public PnfsHandler(CellStub stub) |
| 102 | { |
| 103 | this(stub, "<client>"); |
| 104 | } |
| 105 | |
| 106 | public PnfsHandler(CellStub stub, String poolName) |
| 107 | { |
| 108 | _cellStub = stub; |
| 109 | _poolName = poolName; |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Copy constructor. The primary purpose is to create session |
| 114 | * specific PnfsHandlers with a session specific subject. Notice |
| 115 | * that the CellStub is shared between the two handlers and thus |
| 116 | * the timeout will always be the same. |
| 117 | * |
| 118 | * @param handler The PnfsHandler to copy |
| 119 | * @param subject The Subject to apply to the copy |
| 120 | */ |
| 121 | public PnfsHandler(PnfsHandler handler, Subject subject) |
| 122 | { |
| 123 | _poolName = handler._poolName; |
| 124 | _cellStub = handler._cellStub; |
| 125 | _subject = subject; |
| 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public void setCellEndpoint(CellEndpoint endpoint) |
| 130 | { |
| 131 | _cellStub.setCellEndpoint(endpoint); |
| 132 | } |
| 133 | |
| 134 | public void setSubject(Subject subject) |
| 135 | { |
| 136 | _subject = subject; |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * Sends a PnfsMessage to PnfsManager. |
| 141 | * |
| 142 | * @throws NoRouteToCellException if the PnfsManager could not be reached |
| 143 | */ |
| 144 | public void send(PnfsMessage msg) |
| 145 | throws NoRouteToCellException |
| 146 | { |
| 147 | if (_cellStub == null) { |
| 148 | throw new IllegalStateException("Missing endpoint"); |
| 149 | } |
| 150 | |
| 151 | if (_subject != null) { |
| 152 | msg.setSubject(_subject); |
| 153 | } |
| 154 | |
| 155 | _cellStub.send(msg); |
| 156 | } |
| 157 | |
| 158 | /** |
| 159 | * Sends a PnfsMessage notification to PnfsManager. No reply is |
| 160 | * expected for a notification and no failure is reported if the |
| 161 | * message could not be delivered. |
| 162 | */ |
| 163 | public void notify(PnfsMessage msg) |
| 164 | { |
| 165 | try { |
| 166 | msg.setReplyRequired(false); |
| 167 | send(msg); |
| 168 | } catch (NoRouteToCellException e) { |
| 169 | _logNameSpace.warn("Failed to deliver message " + |
| 170 | msg.getClass().getSimpleName() + |
| 171 | " to PnfsManager: " + e.getMessage()); |
| 172 | } |
| 173 | } |
| 174 | |
| 175 | public void clearCacheLocation( PnfsId pnfsId ){ |
| 176 | clearCacheLocation( pnfsId , false ); |
| 177 | } |
| 178 | public void clearCacheLocation( PnfsId pnfsId , boolean removeIfLast ){ |
| 179 | |
| 180 | notify( new PnfsClearCacheLocationMessage( |
| 181 | pnfsId, |
| 182 | _poolName, |
| 183 | removeIfLast) |
| 184 | ) ; |
| 185 | |
| 186 | } |
| 187 | public void clearCacheLocation( PnfsId pnfsId , String poolName ){ |
| 188 | |
| 189 | notify( new PnfsClearCacheLocationMessage( |
| 190 | pnfsId, |
| 191 | poolName) |
| 192 | ) ; |
| 193 | |
| 194 | } |
| 195 | |
| 196 | public void addCacheLocation( PnfsId pnfsId ) |
| 197 | throws CacheException |
| 198 | { |
| 199 | pnfsRequest( new PnfsAddCacheLocationMessage( |
| 200 | pnfsId, |
| 201 | _poolName) |
| 202 | ) ; |
| 203 | |
| 204 | } |
| 205 | |
| 206 | public void setFileSize( PnfsId pnfsId , long length )throws CacheException { |
| 207 | |
| 208 | pnfsRequest( new PnfsSetLengthMessage( |
| 209 | pnfsId, |
| 210 | length ) |
| 211 | ) ; |
| 212 | |
| 213 | } |
| 214 | public List<String> getCacheLocations( PnfsId pnfsId )throws CacheException { |
| 215 | PnfsGetCacheLocationsMessage pnfsMessage = new PnfsGetCacheLocationsMessage(pnfsId) ; |
| 216 | pnfsMessage = pnfsRequest(pnfsMessage) ; |
| 217 | List<String> assumedLocations = pnfsMessage.getCacheLocations() ; |
| 218 | |
| 219 | if (assumedLocations == null) { |
| 220 | return Collections.emptyList(); |
| 221 | } else { |
| 222 | return assumedLocations; |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | public List<String> getCacheLocationsByPath( String fileName )throws CacheException { |
| 227 | PnfsGetCacheLocationsMessage pnfsMessage = new PnfsGetCacheLocationsMessage() ; |
| 228 | pnfsMessage.setPnfsPath( fileName ) ; |
| 229 | pnfsMessage = pnfsRequest(pnfsMessage) ; |
| 230 | List<String> assumedLocations = pnfsMessage.getCacheLocations() ; |
| 231 | |
| 232 | if (assumedLocations == null) { |
| 233 | return Collections.emptyList(); |
| 234 | } else { |
| 235 | return assumedLocations; |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Sends a message to the request manager and blocks until a reply |
| 241 | * is received. In case of errors in the reply, those are thrown |
| 242 | * as a CacheException. Timeouts and failure to send the message |
| 243 | * to the PnfsManager are reported as a timeout CacheException. |
| 244 | */ |
| 245 | public <T extends PnfsMessage> T pnfsRequest( T msg ) |
| 246 | throws CacheException { |
| 247 | |
| 248 | if (_cellStub == null) |
| 249 | throw new IllegalStateException("Missing endpoint"); |
| 250 | |
| 251 | try { |
| 252 | msg.setReplyRequired(true); |
| 253 | if (_subject != null) { |
| 254 | msg.setSubject(_subject); |
| 255 | } |
| 256 | return _cellStub.sendAndWait(msg); |
| 257 | } catch (InterruptedException e) { |
| 258 | throw new CacheException(CacheException.UNEXPECTED_SYSTEM_EXCEPTION, |
| 259 | "Sending message to PnafsManager intterupted"); |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | public PnfsCreateEntryMessage createPnfsDirectory(String path) |
| 264 | throws CacheException |
| 265 | { |
| 266 | return pnfsRequest(new PnfsCreateDirectoryMessage(path)); |
| 267 | } |
| 268 | |
| 269 | public PnfsCreateEntryMessage createPnfsDirectory(String path, int uid, int gid, int mode) |
| 270 | throws CacheException |
| 271 | { |
| 272 | return pnfsRequest(new PnfsCreateDirectoryMessage(path, uid, gid, mode)); |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * Creates a directory and all its parent directories. |
| 277 | * |
| 278 | * REVISIT: Should eventually be moved to PnfsManager with a flag |
| 279 | * in the PnfsCreateEntryMessage indicating whether parent |
| 280 | * directories should be created. |
| 281 | * |
| 282 | * @returns the FileAttributes of <code>path</code> |
| 283 | */ |
| 284 | public FileAttributes createDirectories(FsPath path) |
| 285 | throws CacheException |
| 286 | { |
| 287 | PnfsCreateEntryMessage message; |
| 288 | try { |
| 289 | message = createPnfsDirectory(path.toString()); |
| 290 | } catch (FileNotFoundCacheException e) { |
| 291 | createDirectories(path.getParent()); |
| 292 | message = createPnfsDirectory(path.toString()); |
| 293 | } |
| 294 | |
| 295 | /* In case of incomplete create, delete the directory right |
| 296 | * away. |
| 297 | */ |
| 298 | if (message.getStorageInfo() == null) { |
| 299 | try { |
| 300 | deletePnfsEntry(message.getPnfsId(), path.toString()); |
| 301 | } catch (FileNotFoundCacheException e) { |
| 302 | // Already gone, so never mind |
| 303 | } catch (CacheException e) { |
| 304 | _logNameSpace.error(e.toString()); |
| 305 | } |
| 306 | |
| 307 | throw new CacheException("Failed to create directory: " + path); |
| 308 | } |
| 309 | |
| 310 | return message.getFileAttributes(); |
| 311 | } |
| 312 | |
| 313 | public PnfsCreateEntryMessage createPnfsEntry( String path ) |
| 314 | throws CacheException { |
| 315 | |
| 316 | return pnfsRequest(new PnfsCreateEntryMessage( path )) ; |
| 317 | |
| 318 | } |
| 319 | |
| 320 | public void pnfsSetFileMetaData(PnfsId pnfsId, FileMetaData meta) |
| 321 | throws CacheException |
| 322 | { |
| 323 | pnfsRequest(new PnfsSetFileMetaDataMessage(pnfsId, meta)); |
| 324 | } |
| 325 | |
| 326 | public void renameEntry(PnfsId pnfsId, String newName) |
| 327 | throws CacheException |
| 328 | { |
| 329 | renameEntry(pnfsId, newName, true); |
| 330 | } |
| 331 | |
| 332 | public void renameEntry(PnfsId pnfsId, String newName, boolean overwrite) |
| 333 | throws CacheException |
| 334 | { |
| 335 | pnfsRequest(new PnfsRenameMessage(pnfsId, newName, overwrite)); |
| 336 | } |
| 337 | |
| 338 | public void renameEntry(String path, String newName, boolean overwrite) |
| 339 | throws CacheException |
| 340 | { |
| 341 | pnfsRequest(new PnfsRenameMessage(path, newName, overwrite)); |
| 342 | } |
| 343 | |
| 344 | public PnfsCreateEntryMessage createPnfsEntry( String path , int uid , int gid , int mode ) |
| 345 | throws CacheException { |
| 346 | |
| 347 | return pnfsRequest( new PnfsCreateEntryMessage( path , uid , gid , mode ) ) ; |
| 348 | |
| 349 | } |
| 350 | |
| 351 | public void setStorageInfoByPnfsId( |
| 352 | PnfsId pnfsId , StorageInfo storageInfo , int accessMode ) |
| 353 | throws CacheException { |
| 354 | |
| 355 | /* |
| 356 | * use request, which throws exceptions in case of..... |
| 357 | */ |
| 358 | pnfsRequest( new PnfsSetStorageInfoMessage( pnfsId , storageInfo , accessMode ) ) ; |
| 359 | } |
| 360 | public PnfsGetStorageInfoMessage getStorageInfoByPnfsId( PnfsId pnfsId ) |
| 361 | throws CacheException { |
| 362 | return pnfsRequest(new PnfsGetStorageInfoMessage( pnfsId )) ; |
| 363 | |
| 364 | } |
| 365 | |
| 366 | public PnfsGetStorageInfoMessage getStorageInfoByPath( String pnfsPath ) |
| 367 | throws CacheException { |
| 368 | return getStorageInfoByPath(pnfsPath, false) ; |
| 369 | |
| 370 | } |
| 371 | |
| 372 | public PnfsGetStorageInfoMessage getStorageInfoByPath( String pnfsPath , |
| 373 | boolean requestChecksum) |
| 374 | throws CacheException { |
| 375 | |
| 376 | PnfsGetStorageInfoMessage sInfo = new PnfsGetStorageInfoMessage() ; |
| 377 | sInfo.setPnfsPath( pnfsPath ) ; |
| 378 | sInfo.setChecksumsRequested(requestChecksum); |
| 379 | return pnfsRequest( sInfo ) ; |
| 380 | |
| 381 | } |
| 382 | |
| 383 | public PnfsId getParentOf(PnfsId pnfsId) |
| 384 | throws CacheException |
| 385 | { |
| 386 | return pnfsRequest(new PnfsGetParentMessage(pnfsId)).getParent(); |
| 387 | } |
| 388 | |
| 389 | public void deletePnfsEntry(String path) throws CacheException |
| 390 | { |
| 391 | deletePnfsEntry(null, path); |
| 392 | } |
| 393 | |
| 394 | public void deletePnfsEntry(String path, Set<FileType> allowed) |
| 395 | throws CacheException |
| 396 | { |
| 397 | deletePnfsEntry(null, path, allowed); |
| 398 | } |
| 399 | |
| 400 | public void deletePnfsEntry(PnfsId pnfsid) throws CacheException |
| 401 | { |
| 402 | deletePnfsEntry(pnfsid, null); |
| 403 | } |
| 404 | |
| 405 | public void deletePnfsEntry(PnfsId pnfsid, String path) |
| 406 | throws CacheException |
| 407 | { |
| 408 | deletePnfsEntry(pnfsid, path, EnumSet.allOf(FileType.class)); |
| 409 | } |
| 410 | |
| 411 | public void deletePnfsEntry(PnfsId pnfsid, String path, |
| 412 | Set<FileType> allowed) |
| 413 | throws CacheException |
| 414 | { |
| 415 | pnfsRequest(new PnfsDeleteEntryMessage(pnfsid, path, allowed)); |
| 416 | } |
| 417 | |
| 418 | /** |
| 419 | * Getter for property __pnfsTimeout. |
| 420 | * @return Value of property __pnfsTimeout. |
| 421 | */ |
| 422 | public long getPnfsTimeout() { |
| 423 | return _cellStub.getTimeout(); |
| 424 | } |
| 425 | |
| 426 | /** |
| 427 | * Setter for property __pnfsTimeout. |
| 428 | * @param __pnfsTimeout New value of property __pnfsTimeout. |
| 429 | */ |
| 430 | public void setPnfsTimeout(long pnfsTimeout) { |
| 431 | _cellStub.setTimeout(pnfsTimeout); |
| 432 | } |
| 433 | |
| 434 | public String getPnfsFlag(PnfsId pnfsId, String flag) |
| 435 | throws CacheException |
| 436 | { |
| 437 | PnfsFlagMessage flagMessage = |
| 438 | new PnfsFlagMessage( pnfsId ,flag , PnfsFlagMessage.FlagOperation.GET ) ; |
| 439 | flagMessage.setReplyRequired( true ); |
| 440 | |
| 441 | return pnfsRequest(flagMessage).getValue(); |
| 442 | } |
| 443 | |
| 444 | public void putPnfsFlag(PnfsId pnfsId, String flag, String value) |
| 445 | { |
| 446 | PnfsFlagMessage flagMessage = |
| 447 | new PnfsFlagMessage( pnfsId ,flag , PnfsFlagMessage.FlagOperation.SET ) ; |
| 448 | flagMessage.setReplyRequired( false ); |
| 449 | flagMessage.setValue(value); |
| 450 | notify(flagMessage); |
| 451 | } |
| 452 | |
| 453 | public void fileFlushed(PnfsId pnfsId, StorageInfo storageInfo ) throws CacheException { |
| 454 | |
| 455 | PoolFileFlushedMessage fileFlushedMessage = new PoolFileFlushedMessage(_poolName, pnfsId, storageInfo); |
| 456 | |
| 457 | // throws exception if something goes wrong |
| 458 | pnfsRequest(fileFlushedMessage); |
| 459 | |
| 460 | } |
| 461 | |
| 462 | /** |
| 463 | * Get path corresponding to given pnfsid. |
| 464 | * |
| 465 | * @param pnfsID |
| 466 | * @return path |
| 467 | * @throws CacheException |
| 468 | */ |
| 469 | public String getPathByPnfsId(PnfsId pnfsID) throws CacheException { |
| 470 | return pnfsRequest(new PnfsMapPathMessage(pnfsID)).getGlobalPath(); |
| 471 | } |
| 472 | |
| 473 | /** |
| 474 | * Get pnfsid corresponding to given path. |
| 475 | * |
| 476 | * @param path |
| 477 | * @return pnfsid |
| 478 | * @throws CacheException |
| 479 | */ |
| 480 | public PnfsId getPnfsIdByPath(String path) throws CacheException { |
| 481 | return pnfsRequest(new PnfsMapPathMessage(path)).getPnfsId(); |
| 482 | } |
| 483 | |
| 484 | /** |
| 485 | * Get file attributes. The PnfsManager is free to return less attributes |
| 486 | * than requested. If <code>attr</code> is an empty array, file existence |
| 487 | * if checked. |
| 488 | * |
| 489 | * @param pnfsid |
| 490 | * @param attr array of requested attributes. |
| 491 | * @return requested attributes |
| 492 | */ |
| 493 | public FileAttributes getFileAttributes(PnfsId pnfsid, Set<FileAttribute> attr) throws CacheException { |
| 494 | return pnfsRequest(new PnfsGetFileAttributes(pnfsid, attr)).getFileAttributes(); |
| 495 | } |
| 496 | |
| 497 | /** |
| 498 | * Get file attributes. The PnfsManager is free to return less attributes |
| 499 | * than requested. If <code>attr</code> is an empty array, file existence |
| 500 | * if checked. |
| 501 | * |
| 502 | * @param pnfsid |
| 503 | * @param attr array of requested attributes. |
| 504 | * @param mask Additional AccessMask access rights to check |
| 505 | * @return requested attributes |
| 506 | */ |
| 507 | public FileAttributes getFileAttributes(PnfsId pnfsid, Set<FileAttribute> attr, Set<AccessMask> mask) |
| 508 | throws CacheException |
| 509 | { |
| 510 | PnfsGetFileAttributes msg = new PnfsGetFileAttributes(pnfsid, attr); |
| 511 | msg.setAccessMask(mask); |
| 512 | return pnfsRequest(msg).getFileAttributes(); |
| 513 | } |
| 514 | |
| 515 | /** |
| 516 | * Get file attributes. The PnfsManager is free to return less attributes |
| 517 | * than requested. If <code>attr</code> is an empty array, file existence |
| 518 | * if checked. |
| 519 | * |
| 520 | * @param path |
| 521 | * @param attr array of requested attributes. |
| 522 | * @return requested attributes |
| 523 | */ |
| 524 | public FileAttributes getFileAttributes(String path, Set<FileAttribute> attr) |
| 525 | throws CacheException |
| 526 | { |
| 527 | return pnfsRequest(new PnfsGetFileAttributes(path, attr)).getFileAttributes(); |
| 528 | } |
| 529 | |
| 530 | /** |
| 531 | * Get file attributes. The PnfsManager is free to return less attributes |
| 532 | * than requested. If <code>attr</code> is an empty array, file existence |
| 533 | * if checked. |
| 534 | * |
| 535 | * @param path |
| 536 | * @param attr array of requested attributes. |
| 537 | * @param mask Additional AccessMask access rights to check |
| 538 | * @return requested attributes |
| 539 | */ |
| 540 | public FileAttributes getFileAttributes(String path, |
| 541 | Set<FileAttribute> attr, |
| 542 | Set<AccessMask> mask) |
| 543 | throws CacheException |
| 544 | { |
| 545 | PnfsGetFileAttributes msg = new PnfsGetFileAttributes(path, attr); |
| 546 | msg.setAccessMask(mask); |
| 547 | return pnfsRequest(msg).getFileAttributes(); |
| 548 | } |
| 549 | |
| 550 | /** |
| 551 | * Set file attributes. If <code>attr</code> is an empty array, |
| 552 | * file existence if checked. |
| 553 | * |
| 554 | * @param pnfsid |
| 555 | * @param attr array of requested attributes. |
| 556 | * @return requested attributes |
| 557 | */ |
| 558 | public void setFileAttributes(PnfsId pnfsid, FileAttributes attr) |
| 559 | throws CacheException |
| 560 | { |
| 561 | pnfsRequest(new PnfsSetFileAttributes(pnfsid, attr)); |
| 562 | } |
| 563 | |
| 564 | public void setChecksum(PnfsId pnfsId, Checksum checksum) |
| 565 | throws CacheException |
| 566 | { |
| 567 | PnfsSetChecksumMessage message = |
| 568 | new PnfsSetChecksumMessage(pnfsId, |
| 569 | checksum.getType().getType(), |
| 570 | checksum.getValue()); |
| 571 | pnfsRequest(message); |
| 572 | } |
| 573 | } |