Mercurial > hg > openmind
annotate src/main/java/org/mpi/openmind/repository/services/AbstractPersistenceService.java @ 26:5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
| author | Robert Casties <casties@mpiwg-berlin.mpg.de> |
|---|---|
| date | Fri, 05 Aug 2016 22:02:18 +0200 |
| parents | c23ae718fdd3 |
| children | 8ea716da439f |
| rev | line source |
|---|---|
| 1 | 1 package org.mpi.openmind.repository.services; |
| 2 | |
| 3 import java.text.DecimalFormat; | |
| 4 import java.util.ArrayList; | |
| 5 import java.util.List; | |
| 6 import java.util.Map; | |
| 7 | |
| 8 import org.apache.commons.lang.StringUtils; | |
| 9 import org.apache.log4j.Logger; | |
| 10 import org.hibernate.Query; | |
| 11 import org.hibernate.Session; | |
| 12 import org.mpi.openmind.configuration.ConfigurationService; | |
| 13 import org.mpi.openmind.repository.bo.Attribute; | |
| 14 import org.mpi.openmind.repository.bo.Entity; | |
| 15 import org.mpi.openmind.repository.bo.Node; | |
| 16 import org.mpi.openmind.repository.bo.Relation; | |
| 17 import org.mpi.openmind.repository.bo.View; | |
| 18 import org.mpi.openmind.repository.bo.utils.Sequence; | |
| 19 import org.mpi.openmind.repository.utils.HibernateUtil; | |
| 20 import org.mpi.openmind.repository.utils.OwnValueGenerator; | |
| 21 | |
| 22 /** | |
| 23 * | |
| 24 * @author jurzua | |
| 25 */ | |
| 26 public abstract class AbstractPersistenceService { | |
| 27 | |
| 28 private ConfigurationService configurationService; | |
| 29 | |
| 30 private OwnValueGenerator ownValueGenerator; | |
| 31 | |
| 32 private final static String NODE_SEQUENCE = "nodeSequence"; | |
| 33 | |
| 34 private static Logger logger = Logger | |
| 35 .getLogger(AbstractPersistenceService.class); | |
| 36 | |
| 37 private boolean importModus = false; | |
| 38 | |
| 39 /* | |
| 40 * static { logger.setLevel(Level.DEBUG); PatternLayout layout = new | |
| 41 * PatternLayout( "%d{ABSOLUTE} %5p %c{1}:%L - %m%n"); Appender stdout = new | |
| 42 * ConsoleAppender(layout, "System.out"); logger.addAppender(stdout); } | |
| 43 */ | |
| 44 | |
| 45 public AbstractPersistenceService() { | |
| 46 } | |
| 47 | |
| 48 public String generateOwnValue(Entity entity) { | |
| 49 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 50 String ownValue = null; | |
| 51 | |
| 52 try { | |
| 53 session.getTransaction().begin(); | |
| 54 ownValue = this.ownValueGenerator.generateOwnValue(entity, session); | |
| 55 } catch (Exception e) { | |
| 56 logger.error(e.getMessage(), e); | |
| 57 // e.printStackTrace(); | |
| 58 } finally { | |
| 59 session.getTransaction().commit(); | |
| 60 } | |
| 61 | |
| 62 return ownValue; | |
| 63 } | |
| 64 | |
| 65 /** | |
| 66 * Performs the actual disabling of the Hibernate second-level cache. | |
| 67 */ | |
| 68 /* | |
| 69 protected void disableSecondLevelCache() { | |
| 70 Map<Object, Cache> cacheRegionsMap = ((SessionFactoryImpl) HibernateUtil | |
| 71 .getSessionFactory()).getAllSecondLevelCacheRegions(); | |
| 72 Collection<Cache> cacheRegions = cacheRegionsMap.values(); | |
| 73 for (Cache cache : cacheRegions) { | |
| 74 cache.clear(); | |
| 75 } | |
| 76 }*/ | |
| 77 | |
| 78 public int dropAssertions() { | |
| 79 int row = 0; | |
| 80 try { | |
| 81 Session session = HibernateUtil.getSessionFactory() | |
| 82 .getCurrentSession(); | |
| 83 session.beginTransaction(); | |
| 84 String sql = "DELETE FROM Node WHERE type = 'ABox'"; | |
| 85 Query query = session.createQuery(sql); | |
| 86 row = query.executeUpdate(); | |
| 87 | |
| 88 logger.info("Drop assertions - rows deleted= " + row); | |
| 89 | |
| 90 session.getTransaction().commit(); | |
| 91 } catch (Exception e) { | |
| 92 logger.error(e.getMessage(), e); | |
| 93 // e.printStackTrace(); | |
| 94 } | |
| 95 return row; | |
| 96 } | |
| 97 | |
| 98 public int dropDefinitions() { | |
| 99 int row = 0; | |
| 100 try { | |
| 101 Session session = HibernateUtil.getSessionFactory() | |
| 102 .getCurrentSession(); | |
| 103 session.beginTransaction(); | |
| 104 String sql = "DELETE FROM Node WHERE type = 'TBox'"; | |
| 105 Query query = session.createQuery(sql); | |
| 106 row = query.executeUpdate(); | |
| 107 | |
| 108 logger.info("Drop definitions - rows deleted= " + row); | |
| 109 | |
| 110 session.getTransaction().commit(); | |
| 111 } catch (Exception e) { | |
| 112 logger.error(e.getMessage(), e); | |
| 113 // e.printStackTrace(); | |
| 114 } | |
| 115 return row; | |
| 116 } | |
| 117 | |
| 118 public void saveOrUpdateObject(Object obj) { | |
| 119 try { | |
| 120 Session session = HibernateUtil.getSessionFactory() | |
| 121 .getCurrentSession(); | |
| 122 session.getTransaction().begin(); | |
| 123 session.saveOrUpdate(obj); | |
| 124 session.getTransaction().commit(); | |
| 125 } catch (Exception e) { | |
| 126 logger.error(e.getMessage(), e); | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 private void saveNode0(Session session, Node node, Sequence idSequence){ | |
| 131 node.autoNormalize(); | |
| 132 node.setSystemStatus(Node.SYS_STATUS_CURRENT_VERSION); | |
| 133 | |
| 134 if(node.getModificationTime() == null){ | |
| 135 node.setModificationTime(System.currentTimeMillis()); | |
| 136 } | |
| 137 if(node.getVersion() == null){ | |
| 138 node.increaseVersion(); | |
| 139 } | |
| 140 | |
| 141 if (node.getId() == null){ | |
| 142 node.setId(idSequence.generateId()); | |
| 143 } | |
| 144 | |
| 145 if (node.getRowId() == null){ | |
| 146 session.save(node); | |
| 147 }else{ | |
| 148 session.merge(node); | |
| 149 } | |
| 150 | |
| 151 logger.info("Saved node\t" + node); | |
| 152 } | |
| 153 | |
| 154 public void saveNode(Node node) throws Exception { | |
| 155 | |
| 156 logger.info("Saving node\t" + node); | |
| 157 | |
| 158 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 159 session.getTransaction().begin(); | |
| 160 | |
| 161 Sequence idSequence = this.getIdSequence(session); | |
| 162 | |
| 163 this.saveNode0(session, node, idSequence); | |
| 164 | |
| 165 session.save(idSequence); | |
| 166 | |
| 167 session.getTransaction().commit(); | |
| 168 logger.info("Node saved\t" + node); | |
| 169 } | |
| 170 | |
| 171 public void saveNodeList(List<Node> nodeList) throws Exception{ | |
| 172 | |
| 173 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 174 session.getTransaction().begin(); | |
| 175 | |
| 176 Sequence idSequence = this.getIdSequence(session); | |
| 177 /* | |
| 178 long start = System.currentTimeMillis(); | |
| 179 DecimalFormat df = new DecimalFormat("#.##"); | |
| 180 int counter = 0; | |
| 181 */ | |
| 182 logger.info("##### Saving Node List: " + nodeList.size() + " #####"); | |
| 183 | |
| 184 for (Node node : nodeList) { | |
| 185 this.saveNode0(session, node, idSequence); | |
| 186 /* | |
| 187 double percent = ((double) counter / (double) nodeList.size()) * 100.0; | |
| 188 long diff = System.currentTimeMillis() - start; | |
| 189 double min = (double) diff / (double) (60 * 1000); | |
| 190 | |
| 191 if ((percent % 10) < 0.005) { | |
| 192 logger.debug("\n[" + df.format(percent) + " %] counter: " | |
| 193 + counter + " / " + nodeList.size()); | |
| 194 | |
| 195 logger.debug("Tempo: " + (double) counter / min); | |
| 196 } | |
| 197 counter++; | |
| 198 */ | |
| 199 } | |
| 200 | |
| 201 session.save(idSequence); | |
| 202 session.getTransaction().commit(); | |
| 203 } | |
| 204 | |
| 205 /** | |
| 206 * <p> | |
| 207 * This method delete the nodes and its history. | |
| 208 * </p> | |
| 209 * | |
| 210 * @param nodeList | |
| 211 */ | |
| 212 public void removeNode(Node node) { | |
| 213 try { | |
| 214 Session session = HibernateUtil.getSessionFactory() | |
| 215 .getCurrentSession(); | |
| 216 session.getTransaction().begin(); | |
| 217 | |
| 218 this.removeNodesById(node.getId(), session); | |
| 219 | |
| 220 session.getTransaction().commit(); | |
| 221 } catch (Exception e) { | |
| 222 logger.error(e.getMessage(), e); | |
| 223 // e.printStackTrace(); | |
| 224 } | |
| 225 } | |
| 226 | |
| 227 /** | |
| 228 * <p> | |
| 229 * This method delete the nodes and its history. | |
| 230 * </p> | |
| 231 * | |
| 232 * @param nodeList | |
| 233 */ | |
| 234 public void removeNodeList(List<Node> nodeList) { | |
| 235 try { | |
| 236 Session session = HibernateUtil.getSessionFactory() | |
| 237 .getCurrentSession(); | |
| 238 session.getTransaction().begin(); | |
| 239 | |
| 240 logger.debug("##### Deleting Node List: " + nodeList.size() | |
| 241 + " #####"); | |
| 242 | |
| 243 for (Node node : nodeList) { | |
| 244 this.removeNodesById(node.getId(), session); | |
| 245 } | |
| 246 | |
| 247 session.getTransaction().commit(); | |
| 248 } catch (Exception e) { | |
| 249 logger.error(e.getMessage(), e); | |
| 250 // e.printStackTrace(); | |
| 251 } | |
| 252 } | |
| 253 | |
| 254 /** | |
| 255 * Save every part of the entity but not generate new versions nor ownValue | |
| 256 * | |
| 257 * @param nodeList | |
| 258 */ | |
| 259 public void saveEntityListAsNode(List<Entity> entList) { | |
| 260 int entitiesSize = 0; | |
| 261 int nodeSize = 0; | |
| 262 long start = System.currentTimeMillis(); | |
| 263 try { | |
| 264 Session session = HibernateUtil.getSessionFactory() | |
| 265 .getCurrentSession(); | |
| 266 session.getTransaction().begin(); | |
| 267 | |
| 268 Sequence idSequence = this.getIdSequence(session); | |
| 269 | |
| 270 DecimalFormat df = new DecimalFormat("#.##"); | |
| 271 int counter = 0; | |
| 272 | |
| 273 List<Node> nodeList = generateNodeList(entList); | |
| 274 logger.debug("##### Saving Node List #####"); | |
| 275 logger.debug("Entities: " + entList.size() + " #####"); | |
| 276 logger.debug("Nodes: " + nodeList.size() + " #####"); | |
| 277 | |
| 278 entitiesSize = entList.size(); | |
| 279 nodeSize = nodeList.size(); | |
| 280 | |
| 281 for (Node node : nodeList) { | |
| 282 | |
| 283 node.autoNormalize(); | |
| 284 | |
| 285 if (node.getId() == null) | |
| 286 node.setId(idSequence.generateId()); | |
| 287 if (node.getRowId() == null) | |
| 288 session.save(node); | |
| 289 else | |
| 290 session.merge(node); | |
| 291 | |
| 292 double percent = ((double) counter / (double) nodeList.size()) * 100.0; | |
| 293 long diff = System.currentTimeMillis() - start; | |
| 294 double min = (double) diff / (double) (60 * 1000); | |
| 295 | |
| 296 if ((percent % 10) < 0.005) { | |
| 297 logger.debug("\n[" + df.format(percent) + " %] counter: " | |
| 298 + counter + " / " + nodeList.size()); | |
| 299 | |
| 300 logger.debug("Tempo: " + (double) counter / min); | |
| 301 } | |
| 302 counter++; | |
| 303 } | |
| 304 | |
| 305 session.save(idSequence); | |
| 306 session.getTransaction().commit(); | |
| 307 | |
| 308 StringBuilder sb = new StringBuilder(); | |
| 309 sb.append("\n\t#### saveEntityListAsNode ####\n"); | |
| 310 sb.append("\tentitiesSize=\t" + entitiesSize + "\n"); | |
| 311 sb.append("\tnodeSize=\t" + nodeSize + "\n"); | |
| 312 sb.append("\ttime[ms]=\t" + (System.currentTimeMillis() - start) | |
| 313 + "\n"); | |
| 314 logger.info(sb.toString()); | |
| 315 | |
| 316 } catch (Exception e) { | |
| 317 logger.error(e.getMessage(), e); | |
| 318 e.printStackTrace(); | |
| 319 } | |
| 320 } | |
| 321 | |
| 322 private List<Node> generateNodeList(List<Entity> list) { | |
| 323 List<Node> list0 = new ArrayList<Node>(); | |
| 324 for (Entity ent : list) { | |
| 325 list0.add(ent); | |
| 326 for (Attribute att : ent.getAttributes()) { | |
| 327 list0.add(att); | |
| 328 } | |
| 329 for (Relation rel : ent.getSourceRelations()) { | |
| 330 list0.add(rel); | |
| 331 } | |
| 332 for (Relation rel : ent.getTargetRelations()) { | |
| 333 list0.add(rel); | |
| 334 } | |
| 335 } | |
| 336 return list0; | |
| 337 } | |
| 338 | |
| 339 /** | |
| 340 * @param nodeList | |
| 341 */ | |
| 342 public void saveEntityListAsNodeWithoutContent(List<Entity> nodeList) | |
| 343 throws Exception { | |
| 344 long start = System.currentTimeMillis(); | |
| 345 | |
| 346 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 347 session.getTransaction().begin(); | |
| 348 | |
| 349 Sequence idSequence = this.getIdSequence(session); | |
| 350 DecimalFormat df = new DecimalFormat("#.##"); | |
| 351 int counter = 0; | |
| 352 | |
| 353 logger.debug("##### Saving Node List: " + nodeList.size() + " #####"); | |
| 354 | |
| 355 for (Entity node : nodeList) { | |
| 356 node.autoNormalize(); | |
| 357 if (node.getId() == null) | |
| 358 node.setId(idSequence.generateId()); | |
| 359 if (node.getRowId() == null) | |
| 360 session.save(node); | |
| 361 else | |
| 362 session.merge(node); | |
| 363 double percent = ((double) counter / (double) nodeList.size()) * 100.0; | |
| 364 long diff = System.currentTimeMillis() - start; | |
| 365 double min = (double) diff / (double) (60 * 1000); | |
| 366 | |
| 367 if ((percent % 10) < 0.005) { | |
| 368 logger.debug("\n[" + df.format(percent) + " %] counter: " | |
| 369 + counter + " / " + nodeList.size()); | |
| 370 | |
| 371 logger.debug("Tempo: " + (double) counter / min); | |
| 372 } | |
| 373 counter++; | |
| 374 } | |
| 375 | |
| 376 session.save(idSequence); | |
| 377 session.getTransaction().commit(); | |
| 378 } | |
| 379 | |
| 380 public void deleteEntityList(List<Entity> entities) { | |
| 381 try { | |
| 382 Session session = HibernateUtil.getSessionFactory() | |
| 383 .getCurrentSession(); | |
| 384 session.getTransaction().begin(); | |
| 385 | |
| 386 for (Entity ent : entities) { | |
| 387 this.removePersistenceEntity(ent, session); | |
| 388 } | |
| 389 | |
| 390 session.getTransaction().commit(); | |
| 391 } catch (Exception e) { | |
| 392 logger.error(e.getMessage(), e); | |
| 393 // e.printStackTrace(); | |
| 394 } | |
| 395 } | |
| 396 | |
| 397 public void saveEntityList(List<Entity> entities) throws Exception { | |
| 398 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 399 session.getTransaction().begin(); | |
| 400 | |
| 401 for (Entity entity : entities) { | |
| 402 saveEntity0(session, entity); | |
| 403 } | |
| 404 | |
| 405 session.getTransaction().commit(); | |
| 406 } | |
| 407 | |
| 408 public Map<Long, Long> saveEntityListAsNew(List<Entity> entities, | |
| 409 Map<Long, Long> idMap) throws Exception { | |
| 410 | |
| 411 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 412 session.getTransaction().begin(); | |
| 413 Sequence idSequence = this.getIdSequence(session); | |
| 414 | |
| 415 for (Entity entity : entities) { | |
| 416 | |
| 417 Long oldId = entity.getId(); | |
| 418 entity.resetId(); | |
| 419 entity.resetRowId(); | |
| 420 this.saveEntity0(session, entity); | |
| 421 idMap.put(oldId, entity.getId()); | |
| 422 } | |
| 423 | |
| 424 session.save(idSequence); | |
| 425 session.getTransaction().commit(); | |
| 426 return idMap; | |
| 427 } | |
| 428 | |
| 429 /** | |
| 430 * <p> | |
| 431 * This method deletes all entities by type (TBox/ABox), it means the method | |
| 432 * deletes either all concepts or all assertions. | |
| 433 * </p> | |
| 434 * <p> | |
| 435 * The history of every deleted entity will be removed too. | |
| 436 * </p> | |
| 437 * | |
| 438 * @param type | |
| 439 * Node.TYPE_TBOX or Node.TYPE_ABOX | |
| 440 */ | |
| 441 @Deprecated | |
| 442 public void deleteEntities(Long id, String type, Boolean deleteHistory) { | |
| 443 if (!(Node.TYPE_ABOX.equals(type) || Node.TYPE_TBOX.equals(type))) { | |
| 444 throw new IllegalArgumentException( | |
| 445 "The parameter 'type' should be either: " + Node.TYPE_ABOX | |
| 446 + " or " + Node.TYPE_TBOX + ", but was: " + type); | |
| 447 } | |
| 448 | |
| 449 List<Entity> entList = this.getEntities(id, | |
| 450 Node.SYS_STATUS_CURRENT_VERSION, type, null); | |
| 451 | |
| 452 // loading previous versions | |
| 453 List<Entity> historyEntList = new ArrayList<Entity>(); | |
| 454 if (deleteHistory) { | |
| 455 for (Entity ent : entList) { | |
| 456 historyEntList.addAll(this.getEntities(ent.getId(), | |
| 457 Node.SYS_STATUS_PREVIOUS_VERSION, type, null)); | |
| 458 } | |
| 459 } | |
| 460 | |
| 461 try { | |
| 462 Session session = HibernateUtil.getSessionFactory() | |
| 463 .getCurrentSession(); | |
| 464 session.getTransaction().begin(); | |
| 465 | |
| 466 for (Entity ent : entList) { | |
| 467 this.removePersistenceEntity(ent, session); | |
| 468 } | |
| 469 if (deleteHistory) { | |
| 470 for (Entity ent : historyEntList) { | |
| 471 this.removePersistenceEntity(ent, session); | |
| 472 } | |
| 473 } | |
| 474 | |
| 475 session.getTransaction().commit(); | |
| 476 } catch (Exception e) { | |
| 477 logger.error(e.getMessage(), e); | |
| 478 // e.printStackTrace(); | |
| 479 } | |
| 480 } | |
| 481 | |
| 482 /** | |
| 483 * This deleting is made using JDBC and not hibernate. The history is too | |
| 484 * removed by this method. TODO test what could happen with the hibernate | |
| 485 * cache | |
| 486 * | |
| 487 * @param ent | |
| 488 * @param session | |
| 489 */ | |
| 490 private void removePersistenceEntity(Entity ent, Session session) { | |
| 491 for (Attribute att : ent.getAttributes()) { | |
| 492 // session.delete(att); | |
| 493 removeNodesById(att.getId(), session); | |
| 494 for (View view : att.getViews()) { | |
| 495 // session.delete(view); | |
| 496 removeNodesById(view.getId(), session); | |
| 497 } | |
| 498 } | |
| 499 for (Relation rel : ent.getSourceRelations()) { | |
| 500 // session.delete(rel); | |
| 501 removeNodesById(rel.getId(), session); | |
| 502 for (View view : rel.getViews()) { | |
| 503 // session.delete(view); | |
| 504 removeNodesById(view.getId(), session); | |
| 505 } | |
| 506 } | |
| 507 for (Relation rel : ent.getTargetRelations()) { | |
| 508 // session.delete(rel); | |
| 509 removeNodesById(rel.getId(), session); | |
| 510 for (View view : rel.getViews()) { | |
| 511 // session.delete(view); | |
| 512 removeNodesById(view.getId(), session); | |
| 513 } | |
| 514 } | |
| 515 for (View view : ent.getViews()) { | |
| 516 // session.delete(view); | |
| 517 removeNodesById(view.getId(), session); | |
| 518 } | |
| 519 // session.delete(ent); | |
| 520 removeNodesById(ent.getId(), session); | |
| 521 } | |
| 522 | |
| 523 private int removeNodesById(Long id, Session session) { | |
| 524 String sql = "DELETE FROM Node WHERE id = :id"; | |
| 525 Query query = session.createQuery(sql); | |
| 526 query.setLong("id", id); | |
| 527 return query.executeUpdate(); | |
| 528 } | |
| 529 | |
| 530 /** | |
| 531 * <p> | |
| 532 * Changes the system status of the entity from CURRENT_VERSION to | |
| 533 * PREVIOUS_VERSION. | |
| 534 * </p> | |
| 535 * | |
| 536 * <p> | |
| 537 * It means, the entity will stay in the DB, but the it will not be visible | |
| 538 * by the ordinary methods. | |
| 539 * </p> | |
| 540 * | |
| 541 * @param entity | |
| 542 */ | |
| 543 public void removeEntCurrentVersion(Long entId, String type) | |
| 544 throws Exception { | |
| 545 logger.info("Deleting entity [ID=" + entId + ", type=" + type | |
| 546 + "]. But keeping history in DB."); | |
| 547 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 548 session.getTransaction().begin(); | |
| 549 | |
| 550 if (entId != null) { | |
| 551 //this method get the current version. Related to the relation, the time_modification is not consider, | |
| 552 //because it it producing problems. | |
| 553 List<Entity> previousEntityList = | |
| 554 this.getEntities(session, entId, | |
| 555 Node.SYS_STATUS_CURRENT_VERSION, | |
| 556 type, null, false); | |
| 557 if (previousEntityList.size() > 0) { | |
| 558 if (previousEntityList.size() > 1) { | |
| 559 System.err | |
| 560 .println("[PersistenceService.saveEntity] found more than one current entities!"); | |
| 561 } | |
| 562 | |
| 563 Entity previousEntity = previousEntityList.get(0); | |
| 564 logger.info("Saving previous entity: " + previousEntity); | |
| 565 this.savePreviousEntity(session, previousEntity); | |
| 566 } | |
| 567 } | |
| 568 session.getTransaction().commit(); | |
| 569 } | |
| 570 | |
| 571 /* | |
| 572 * public void removeEntity(Long entId, String type) { | |
| 573 * logger.info("Deleting entity [ID=" + entId + ", type=" + type + | |
| 574 * "]. But keeping history in DB."); Session session = | |
| 575 * HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 576 * session.getTransaction().begin(); | |
| 577 * | |
| 578 * if (entId != null) { List<Entity> previousEntityList = | |
| 579 * this.getEntities(session, entId, Node.SYS_STATUS_CURRENT_VERSION, type, | |
| 580 * null); if (previousEntityList.size() > 0) { if (previousEntityList.size() | |
| 581 * > 1) { System.err .println( | |
| 582 * "[PersistenceService.saveEntity] found more than one current entities!"); | |
| 583 * } | |
| 584 * | |
| 585 * Entity previousEntity = previousEntityList.get(0); | |
| 586 * logger.info("Saving previous entity: " + previousEntity); | |
| 587 * this.savePreviousEntity(session, previousEntity); } } } | |
| 588 */ | |
| 589 | |
| 590 public void savePreviousEntity(Entity entity) throws Exception { | |
| 591 | |
| 592 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 593 session.getTransaction().begin(); | |
| 594 | |
| 595 if (entity.getId() != null) { | |
| 596 List<Entity> previousEntityList = this.getEntities(session, | |
| 597 entity.getId(), Node.SYS_STATUS_CURRENT_VERSION, | |
| 598 entity.getType(), null, false); | |
| 599 if (previousEntityList.size() > 0) { | |
| 600 if (previousEntityList.size() > 1) { | |
| 601 logger.error("[PersistenceService.saveEntity] found more than one current entities!"); | |
| 602 } | |
| 603 Entity previousEntity = previousEntityList.get(0); | |
| 604 logger.debug("Saving previous entity: " + previousEntity); | |
| 605 this.savePreviousEntity(session, previousEntity); | |
| 606 } | |
| 607 } | |
| 608 this.saveCurrentEntity(session, entity, null); | |
| 609 session.getTransaction().commit(); | |
| 610 } | |
| 611 | |
| 612 /** | |
| 613 * | |
| 614 * @param entity | |
| 615 * @return | |
| 616 */ | |
| 617 public void saveEntity(Entity entity) throws Exception { | |
| 618 | |
| 619 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 620 session.getTransaction().begin(); | |
| 621 | |
| 622 saveEntity0(session, entity); | |
| 623 | |
| 624 session.getTransaction().commit(); | |
| 625 | |
| 626 } | |
| 627 | |
| 628 private void saveEntity0(Session session, Entity entity) throws Exception { | |
| 629 if (entity.getId() != null) { | |
| 630 List<Entity> previousEntityList = this.getEntities(session, entity.getId(), Node.SYS_STATUS_CURRENT_VERSION, entity.getType(), null, false); | |
| 631 if (previousEntityList.size() > 0) { | |
| 632 if (previousEntityList.size() > 1) { | |
| 633 logger.error("[PersistenceService.saveEntity] found more than one current entities!"); | |
| 634 } | |
| 635 | |
| 636 Entity previousEntity = previousEntityList.get(0); | |
| 637 logger.info("Saving previous entity: " + previousEntity); | |
| 638 this.savePreviousEntity(session, previousEntity); | |
| 639 } | |
| 640 } | |
| 641 this.saveCurrentEntity(session, entity, null); | |
| 642 } | |
| 643 | |
| 644 private void saveCurrentEntity(Session session, Entity entity, | |
| 645 Sequence idSequence) throws Exception { | |
| 646 Long time = System.currentTimeMillis(); | |
| 647 entity.setSystemStatus(Node.SYS_STATUS_CURRENT_VERSION); | |
| 648 entity.resetRowId(); | |
| 649 entity.increaseVersion(); | |
| 650 entity.setObjectClass(entity.getObjectClass()); | |
| 651 entity.setModificationTime(time); | |
| 652 entity.setType(entity.getType()); | |
| 653 entity.setUser(entity.getUser()); | |
| 654 entity.autoNormalize(); | |
| 655 // generating of id, connecting rels, atts and views to the entity | |
| 656 this.prepareEntity(session, entity, idSequence); | |
| 657 this.saveEntity(session, entity); | |
| 658 } | |
| 659 | |
| 660 /** | |
| 661 * Here the modification time will be propagated from the entity to its | |
| 662 * relations an attributes. | |
| 663 * | |
| 664 * @param session | |
| 665 * @param entity | |
| 666 * @return | |
| 667 */ | |
| 668 private Entity prepareEntity(Session session, Entity entity, | |
| 669 Sequence idSequence) { | |
| 670 | |
| 671 if (entity.getId() == null) { | |
| 672 if (idSequence == null) | |
| 673 entity.setId(this.generateId(session)); | |
| 674 else | |
| 675 entity.setId(idSequence.generateId()); | |
| 676 } | |
| 677 | |
| 678 for (Attribute att : entity.getAttributes()) { | |
| 679 if (att.getId() == null) { | |
| 680 if (idSequence == null) | |
| 681 att.setId(this.generateId(session)); | |
| 682 else | |
| 683 att.setId(idSequence.generateId()); | |
| 684 } | |
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685 logger.debug("setting att source to entity: "+entity); |
| 1 | 686 att.setSourceId(entity.getId()); |
| 687 att.setSourceModif(entity.getModificationTime()); | |
| 688 att.setSourceObjectClass(entity.getObjectClass()); | |
| 689 att.autoNormalize(); | |
| 690 } | |
| 691 | |
| 692 // TODO normalize the name of the relations?? | |
| 693 for (Relation rel : entity.getSourceRelations()) { | |
| 694 if (rel.getId() == null) { | |
| 695 if (idSequence == null) | |
| 696 rel.setId(this.generateId(session)); | |
| 697 else | |
| 698 rel.setId(idSequence.generateId()); | |
| 699 } | |
| 700 rel.setSourceId(entity.getId()); | |
| 701 rel.setSourceModif(entity.getModificationTime()); | |
| 702 rel.setSourceObjectClass(entity.getObjectClass()); | |
| 703 rel.autoNormalize(); | |
| 704 if(StringUtils.equals(entity.getType(), Node.TYPE_ABOX)){ | |
| 705 rel.setObjectClass(rel.getOwnValue()); | |
| 706 }else if(StringUtils.equals(entity.getType(), Node.TYPE_TBOX)){ | |
| 707 rel.setObjectClass(Node.TYPE_TBOX); | |
| 708 } | |
| 709 | |
| 710 // new Attributes for relations | |
| 711 for (Attribute att : rel.getAttributes()) { | |
| 712 if (att.getId() == null) { | |
| 713 if (idSequence == null) | |
| 714 att.setId(this.generateId(session)); | |
| 715 else | |
| 716 att.setId(idSequence.generateId()); | |
| 717 } | |
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718 logger.debug("setting att source to (source)relation: "+rel); |
| 1 | 719 att.setSourceId(rel.getId()); |
| 720 att.setSourceModif(rel.getModificationTime()); | |
| 721 // TODO this should be analyzed | |
| 722 att.setSourceObjectClass(rel.getOwnValue()); | |
| 723 att.autoNormalize(); | |
| 724 } | |
| 725 } | |
| 726 | |
| 727 for (Relation rel : entity.getTargetRelations()) { | |
| 728 if (rel.getId() == null) { | |
| 729 if (idSequence == null) | |
| 730 rel.setId(this.generateId(session)); | |
| 731 else | |
| 732 rel.setId(idSequence.generateId()); | |
| 733 } | |
| 734 rel.setTargetId(entity.getId()); | |
| 735 rel.setTargetModif(entity.getModificationTime()); | |
| 736 rel.setTargetObjectClass(entity.getObjectClass()); | |
| 737 rel.autoNormalize(); | |
| 738 if(StringUtils.equals(entity.getType(), Node.TYPE_ABOX)){ | |
| 739 rel.setObjectClass(rel.getOwnValue()); | |
| 740 }else if(StringUtils.equals(entity.getType(), Node.TYPE_TBOX)){ | |
| 741 rel.setObjectClass(Node.TYPE_TBOX); | |
| 742 } | |
| 743 // new Attributes for relations | |
| 744 for (Attribute att : rel.getAttributes()) { | |
| 745 if (att.getId() == null) { | |
| 746 if (idSequence == null) | |
| 747 att.setId(this.generateId(session)); | |
| 748 else | |
| 749 att.setId(idSequence.generateId()); | |
| 750 } | |
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751 logger.debug("setting att source to (target)relation: "+rel); |
| 1 | 752 att.setSourceId(rel.getId()); |
| 753 att.setSourceModif(rel.getModificationTime()); | |
| 754 // TODO this should be analyzed | |
| 755 att.setSourceObjectClass(rel.getOwnValue()); | |
| 756 att.autoNormalize(); | |
| 757 } | |
| 758 } | |
| 759 for (View view : entity.getViews()) { | |
| 760 if (view.getId() == null) { | |
| 761 if (idSequence == null) | |
| 762 view.setId(this.generateId(session)); | |
| 763 else | |
| 764 view.setId(idSequence.generateId()); | |
| 765 } | |
| 766 view.setSourceId(entity.getId()); | |
| 767 view.setSourceModif(entity.getModificationTime()); | |
| 768 view.setSourceObjectClass(entity.getObjectClass()); | |
| 769 view.autoNormalize(); | |
| 770 } | |
| 771 return entity; | |
| 772 } | |
| 773 | |
| 774 /** | |
| 775 * Saves an entity setting its system state as previous_version | |
| 776 * | |
| 777 * @param session | |
| 778 * @param entity | |
| 779 */ | |
| 780 private void savePreviousEntity(Session session, Entity entity) { | |
| 781 entity.setSystemStatus(Node.SYS_STATUS_PREVIOUS_VERSION); | |
| 782 session.save(entity); | |
| 783 for (Attribute attribute : entity.getAttributes()) { | |
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784 logger.debug(" saving prev entity attribute: "+attribute); |
| 1 | 785 session.save(attribute); |
| 786 } | |
| 787 for (Relation rel : entity.getSourceRelations()) { | |
| 788 session.save(rel); | |
| 789 for (Attribute att : rel.getAttributes()) { | |
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790 logger.debug(" saving prev (source)relation attribute: "+rel); |
| 1 | 791 session.save(att); |
| 792 } | |
| 793 } | |
| 794 for (Relation rel : entity.getTargetRelations()) { | |
| 795 session.save(rel); | |
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796 for (Attribute att : rel.getAttributes()) { |
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797 logger.debug(" saving prev (target)relation attribute: "+rel); |
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798 session.save(att); |
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799 } |
| 1 | 800 } |
| 801 for (View view : entity.getViews()) { | |
| 802 session.save(view); | |
| 803 } | |
| 804 } | |
| 805 | |
| 806 private void saveEntity(Session session, Entity entity) throws Exception { | |
| 807 logger.info("Saving current entity: " + entity); | |
| 808 session.save(entity); | |
| 809 for (Attribute attribute : entity.getAttributes()) { | |
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810 logger.debug(" saving entity attribute: "+attribute); |
| 1 | 811 session.save(attribute); |
| 812 } | |
| 813 for (Relation rel : entity.getSourceRelations()) { | |
| 814 rel.setSource(entity); | |
| 815 if (rel.getSourceId() == null || rel.getTargetId() == null) { | |
| 816 throw new IllegalStateException( | |
| 817 "Either the sourceId or the targetId was not initialized to the source relation: " | |
| 818 + rel.getOwnValue()); | |
| 819 } | |
| 820 session.save(rel); | |
| 821 for (Attribute att : rel.getAttributes()) { | |
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822 logger.debug(" saving (source)relation attribute: "+att); |
| 1 | 823 session.save(att); |
| 824 } | |
| 825 } | |
| 826 for (Relation rel : entity.getTargetRelations()) { | |
| 827 rel.setTarget(entity); | |
| 828 if (rel.getSourceId() == null || rel.getTargetId() == null) { | |
| 829 throw new IllegalStateException( | |
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830 "Either the sourceId or the targetId was not initialized to the target relation: " |
| 1 | 831 + rel.getOwnValue()); |
| 832 } | |
| 833 session.save(rel); | |
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834 for (Attribute att : rel.getAttributes()) { |
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835 logger.debug(" saving (target)relation attribute: "+att); |
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836 session.save(att); |
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837 } |
| 1 | 838 } |
| 839 | |
| 840 // Call of ownValue Generator. | |
| 841 // TODO: the method should be used always? what would happen if the | |
| 842 // ownValue returns null? | |
| 843 if (!isImportModus()) { | |
| 844 String ownValue = this.getOwnValueGenerator().generateOwnValue( | |
| 845 entity, session); | |
| 846 if (StringUtils.isNotEmpty(ownValue)) { | |
| 847 entity.setOwnValue(ownValue); | |
| 848 entity.autoNormalize(); | |
| 849 session.save(entity); | |
| 850 } | |
| 851 } | |
| 852 } | |
| 853 | |
| 854 public OwnValueGenerator getOwnValueGenerator() { | |
| 855 return ownValueGenerator; | |
| 856 } | |
| 857 | |
| 858 public void setOwnValueGenerator(OwnValueGenerator ownValueGenerator) { | |
| 859 this.ownValueGenerator = ownValueGenerator; | |
| 860 } | |
| 861 | |
| 862 /** | |
| 863 * <p> | |
| 864 * Returns entities with their corresponded contain. | |
| 865 * </p> | |
| 866 * | |
| 867 * @param session | |
| 868 * @param id | |
| 869 * @param systemStatus | |
| 870 * @param type | |
| 871 * @param ownValue | |
| 872 * @return | |
| 873 */ | |
| 874 private List<Entity> getEntities(Session session, Long id, | |
| 875 String systemStatus, String type, String ownValue, boolean considerTimeModif) { | |
| 876 | |
| 877 if (!(systemStatus.equals(Node.SYS_STATUS_PREVIOUS_VERSION) || systemStatus | |
| 878 .equals(Node.SYS_STATUS_CURRENT_VERSION))) { | |
| 879 throw new IllegalArgumentException("Invalid input systemStatus: " | |
| 880 + systemStatus); | |
| 881 } | |
| 882 | |
| 883 if (StringUtils.isNotEmpty(type) | |
| 884 && !(type.equals(Node.TYPE_ABOX) || type.equals(Node.TYPE_TBOX))) { | |
| 885 throw new IllegalArgumentException("Invalid input type: " + type); | |
| 886 } | |
| 887 | |
| 888 List<Entity> entities; | |
| 889 | |
| 890 String hqlEntities = "from Entity where systemStatus = :systemStatus"; | |
| 891 | |
| 892 if (StringUtils.isNotEmpty(type)) { | |
| 893 hqlEntities += " AND type = :type"; | |
| 894 } | |
| 895 | |
| 896 if (id != null) { | |
| 897 hqlEntities += " AND id = :id"; | |
| 898 } | |
| 899 | |
| 900 if (StringUtils.isNotEmpty(ownValue)) { | |
| 901 hqlEntities += " AND ownValue = :ownValue"; | |
| 902 } | |
| 903 | |
| 904 Query queryEntities = session.createQuery(hqlEntities); | |
| 905 queryEntities.setString("systemStatus", systemStatus); | |
| 906 | |
| 907 if (StringUtils.isNotEmpty(type)) { | |
| 908 queryEntities.setString("type", type); | |
| 909 } | |
| 910 | |
| 911 if (StringUtils.isNotEmpty(ownValue)) { | |
| 912 queryEntities.setString("ownValue", ownValue); | |
| 913 } | |
| 914 | |
| 915 if (id != null) { | |
| 916 queryEntities.setLong("id", id); | |
| 917 } | |
| 918 entities = queryEntities.list(); | |
| 919 | |
| 920 for (Entity entity : entities) { | |
| 921 entity.setLightweight(true); | |
| 922 entity = this.getEntityContent(session, entity, considerTimeModif); | |
| 923 } | |
| 924 | |
| 925 return entities; | |
| 926 } | |
| 927 | |
| 928 /** | |
| 929 * <p> | |
| 930 * Returns entities with their corresponded contain. | |
| 931 * </p> | |
| 932 * | |
| 933 * @param id | |
| 934 * @param systemStatus | |
| 935 * @param type | |
| 936 * @param ownValue | |
| 937 * @return | |
| 938 */ | |
| 939 public List<Entity> getEntities(Long id, String systemStatus, String type, | |
| 940 String ownValue) { | |
| 941 logger.debug("GET ENTITIES Entities [id=" + id + ", type=" + type | |
| 942 + ", ownValue=" + ownValue + "]"); | |
| 943 | |
| 944 if (!(systemStatus.equals(Node.SYS_STATUS_PREVIOUS_VERSION) || systemStatus | |
| 945 .equals(Node.SYS_STATUS_CURRENT_VERSION))) { | |
| 946 throw new IllegalArgumentException("Invalid input systemStatus: " | |
| 947 + systemStatus); | |
| 948 } | |
| 949 | |
| 950 if (StringUtils.isNotEmpty(type) | |
| 951 && !(type.equals(Node.TYPE_ABOX) || type.equals(Node.TYPE_TBOX))) { | |
| 952 throw new IllegalArgumentException("Invalid input type: " + type); | |
| 953 } | |
| 954 | |
| 955 List<Entity> entities = null; | |
| 956 Session session = null; | |
| 957 try { | |
| 958 long start = System.currentTimeMillis(); | |
| 959 session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 960 session.getTransaction().begin(); | |
| 961 | |
| 962 entities = this.getEntities(session, id, systemStatus, type, | |
| 963 ownValue, true); | |
| 964 | |
| 965 long dif = System.currentTimeMillis() - start; | |
| 966 | |
| 967 String s = "Found=\n"; | |
| 968 for (Entity e : entities) { | |
| 969 s += e.toString() + "\n"; | |
| 970 } | |
| 971 s += "time used= " + dif + "[ms]\n\n"; | |
| 972 logger.debug(s); | |
| 973 | |
| 974 // session.getTransaction().commit(); | |
| 975 } catch (Exception e) { | |
| 976 logger.error(e.getMessage(), e); | |
| 977 // e.printStackTrace(); | |
| 978 } finally { | |
| 979 session.getTransaction().commit(); | |
| 980 } | |
| 981 return entities; | |
| 982 } | |
| 983 | |
| 984 private String whereUpdate(String where) { | |
| 985 if (StringUtils.isEmpty(where)) | |
| 986 where = " where "; | |
| 987 else | |
| 988 where += " AND "; | |
| 989 return where; | |
| 990 } | |
| 991 | |
| 992 public List<Node> getNodes(Session session, Long id, String systemStatus, | |
| 993 Long sourceId, Long srcModif, Long targetId, Long tarModif) { | |
| 994 List<Node> nodes = null; | |
| 995 | |
| 996 String from = "from Node "; | |
| 997 String where = ""; | |
| 998 | |
| 999 if (id != null) { | |
| 1000 where = this.whereUpdate(where); | |
| 1001 where += " id = :id "; | |
| 1002 | |
| 1003 } | |
| 1004 if (StringUtils.isNotEmpty(systemStatus)) { | |
| 1005 where = this.whereUpdate(where); | |
| 1006 where += " systemStatus = :systemStatus "; | |
| 1007 } | |
| 1008 | |
| 1009 // source's attributes | |
| 1010 if (sourceId != null) { | |
| 1011 where = this.whereUpdate(where); | |
| 1012 where += " sourceId = :sourceId "; | |
| 1013 } | |
| 1014 if (srcModif != null) { | |
| 1015 where = this.whereUpdate(where); | |
| 1016 where += " sourceModif = :sourceModif "; | |
| 1017 } | |
| 1018 | |
| 1019 if (targetId != null) { | |
| 1020 where = this.whereUpdate(where); | |
| 1021 where += " targetId = :targetId "; | |
| 1022 } | |
| 1023 if (tarModif != null) { | |
| 1024 where = this.whereUpdate(where); | |
| 1025 where += " targetModif = :targetModif "; | |
| 1026 } | |
| 1027 | |
| 1028 String hql = from + where; | |
| 1029 Query query = session.createQuery(hql); | |
| 1030 | |
| 1031 if (id != null) | |
| 1032 query.setLong("id", id); | |
| 1033 if (StringUtils.isNotEmpty(systemStatus)) | |
| 1034 query.setString("systemStatus", systemStatus); | |
| 1035 | |
| 1036 if (sourceId != null) | |
| 1037 query.setLong("sourceId", sourceId); | |
| 1038 if (srcModif != null) | |
| 1039 query.setLong("sourceModif", srcModif); | |
| 1040 | |
| 1041 if (targetId != null) | |
| 1042 query.setLong("targetId", targetId); | |
| 1043 if (tarModif != null) | |
| 1044 query.setLong("targetModif", tarModif); | |
| 1045 | |
| 1046 nodes = query.list(); | |
| 1047 | |
| 1048 return nodes; | |
| 1049 } | |
| 1050 | |
| 1051 private Entity getEntityContent(Session session, Entity entity, boolean considerTimeModif) { | |
| 1052 if (entity != null && entity.isLightweight()) { | |
| 1053 entity.setLightweight(false); | |
| 1054 entity.setAttributes(new ArrayList<Attribute>()); | |
| 1055 entity.setSourceRelations(new ArrayList<Relation>()); | |
| 1056 entity.setTargetRelations(new ArrayList<Relation>()); | |
| 1057 | |
|
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1058 // FIXME: getNodes finds all attributes if id=null! |
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1059 if (entity.getId() == null) { |
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1060 logger.error("Relation with id=null! Abort loading attributes."); |
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1061 return entity; |
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1062 } |
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1063 |
| 1 | 1064 // getting Attributes and SourceRelations |
|
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1065 List<Node> nodes = null; |
| 1 | 1066 if(considerTimeModif){ |
| 1067 nodes = this.getNodes(session, null, | |
| 1068 entity.getSystemStatus(), entity.getId(), | |
| 1069 entity.getModificationTime(), null, null); | |
| 1070 }else{ | |
| 1071 nodes = this.getNodes(session, null, | |
| 1072 entity.getSystemStatus(), entity.getId(), | |
| 1073 null, null, null); | |
| 1074 } | |
| 1075 | |
| 1076 | |
| 1077 for (Node node : nodes) { | |
| 1078 if (node instanceof Attribute) { | |
| 1079 entity.addAttribute((Attribute) node); | |
| 1080 } else if (node instanceof Relation) { | |
| 1081 Relation rel = (Relation) node; | |
| 1082 // new attr for relations | |
|
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1083 // FIXME: getNodes finds all attributes if id=null! |
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1084 if (rel.getId() == null) { |
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diff
changeset
|
1085 logger.error("Relation with id=null! Abort loading attributes."); |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1086 continue; |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1087 } |
| 1 | 1088 List<Node> attrs = this.getNodes(session, null, |
| 1089 rel.getSystemStatus(), rel.getId(), | |
| 1090 rel.getModificationTime(), null, null); | |
| 1091 for (Node attNode : attrs) { | |
| 1092 if (attNode instanceof Attribute) { | |
| 1093 rel.addAttribute((Attribute) attNode); | |
| 1094 } | |
| 1095 } | |
| 1096 if(considerTimeModif){ | |
| 1097 entity.addSourceRelation(rel); | |
| 1098 }else{ | |
| 1099 entity.getSourceRelations().add(rel); | |
| 1100 } | |
| 1101 } else if (node instanceof View) { | |
| 1102 entity.getViews().add((View) node); | |
| 1103 } else { | |
| 1104 throw new IllegalArgumentException("Invalid node found: " | |
| 1105 + node); | |
| 1106 } | |
| 1107 } | |
| 1108 | |
| 1109 // getting TargetRelations | |
| 1110 List<Node> tarRels = null; | |
| 1111 | |
| 1112 if(considerTimeModif){ | |
| 1113 tarRels = this.getNodes(session, null, | |
| 1114 entity.getSystemStatus(), null, null, entity.getId(), | |
| 1115 entity.getModificationTime()); | |
| 1116 }else{ | |
| 1117 tarRels = this.getNodes(session, null, | |
| 1118 entity.getSystemStatus(), null, null, entity.getId(), | |
| 1119 null); | |
| 1120 } | |
| 1121 | |
| 1122 for (Node node : tarRels) { | |
| 1123 if (node instanceof Relation) { | |
| 1124 Relation rel = (Relation) node; | |
| 1125 // new attr for relations | |
|
26
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1126 // FIXME: getNodes finds all attributes if id=null! |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1127 if (rel.getId() == null) { |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1128 logger.error("Relation with id=null! Abort loading attributes."); |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1129 continue; |
|
5e24413d355b
Fixed bug that deleted all attributes in the system if a relation had id=null :-(
Robert Casties <casties@mpiwg-berlin.mpg.de>
parents:
25
diff
changeset
|
1130 } |
| 1 | 1131 List<Node> attrs = this.getNodes(session, null, |
| 1132 rel.getSystemStatus(), rel.getId(), | |
| 1133 rel.getModificationTime(), null, null); | |
| 1134 for (Node attNode : attrs) { | |
| 1135 if (attNode instanceof Attribute) { | |
| 1136 rel.addAttribute((Attribute) attNode); | |
| 1137 } | |
| 1138 } | |
| 1139 if(considerTimeModif){ | |
| 1140 entity.addTargetRelation(rel); | |
| 1141 }else{ | |
| 1142 entity.getTargetRelations().add(rel); | |
| 1143 } | |
| 1144 } else { | |
| 1145 throw new IllegalArgumentException("Invalid node found: " | |
| 1146 + node); | |
| 1147 } | |
| 1148 } | |
| 1149 } | |
| 1150 return entity; | |
| 1151 } | |
| 1152 | |
| 1153 public Entity getEntityContent(Entity entity) { | |
| 1154 if (entity != null && entity.isLightweight()) { | |
| 1155 try { | |
| 1156 logger.debug("GET ENTITY CONTENT [objClass=" | |
| 1157 + entity.getObjectClass() + ", id=" + entity.getId() | |
| 1158 + ", ownValue=" + entity.getOwnValue() + "]"); | |
| 1159 long start = System.currentTimeMillis(); | |
| 1160 Session session = HibernateUtil.getSessionFactory() | |
| 1161 .getCurrentSession(); | |
| 1162 session.getTransaction().begin(); | |
| 1163 | |
| 1164 entity = this.getEntityContent(session, entity, true); | |
| 1165 long diff = System.currentTimeMillis() - start; | |
| 1166 logger.debug("Time to get content=" + diff + "(s)"); | |
| 1167 session.getTransaction().commit(); | |
| 1168 } catch (Exception e) { | |
| 1169 logger.error(e.getMessage(), e); | |
| 1170 // e.printStackTrace(); | |
| 1171 } | |
| 1172 } | |
| 1173 return entity; | |
| 1174 } | |
| 1175 | |
| 1176 public List<String> getObjecClassSuggestion(String objectClass, | |
| 1177 Class nodeClass, int maxResults) { | |
| 1178 objectClass += "%"; | |
| 1179 try { | |
| 1180 | |
| 1181 List<String> suggestions = new ArrayList<String>(); | |
| 1182 Session session = HibernateUtil.getSessionFactory() | |
| 1183 .getCurrentSession(); | |
| 1184 session.getTransaction().begin(); | |
| 1185 String hql = "from "; | |
| 1186 if (nodeClass.equals(Entity.class)) { | |
| 1187 hql += "Entity "; | |
| 1188 } | |
| 1189 if (nodeClass.equals(Relation.class)) { | |
| 1190 hql += "Relation "; | |
| 1191 } | |
| 1192 if (nodeClass.equals(Attribute.class)) { | |
| 1193 hql += "Attribute "; | |
| 1194 } | |
| 1195 if (nodeClass.equals(Node.class)) { | |
| 1196 hql += "Node "; | |
| 1197 } | |
| 1198 if (nodeClass.equals(View.class)) { | |
| 1199 hql += "View "; | |
| 1200 } | |
| 1201 hql += " where objectClass like :objectClass " | |
| 1202 + "group by objectClass"; | |
| 1203 | |
| 1204 Query query = session.createQuery(hql); | |
| 1205 query.setString("objectClass", objectClass); | |
| 1206 query.setMaxResults(maxResults); | |
| 1207 List<Node> list = query.list(); | |
| 1208 for (Node node : list) { | |
| 1209 suggestions.add(node.getObjectClass()); | |
| 1210 } | |
| 1211 return suggestions; | |
| 1212 | |
| 1213 } catch (Exception e) { | |
| 1214 logger.error(e.getMessage(), e); | |
| 1215 // e.printStackTrace(); | |
| 1216 } | |
| 1217 return null; | |
| 1218 } | |
| 1219 | |
| 1220 public List<String> getOwnValueSuggestion(String ownValue, Class nodeClass, | |
| 1221 int maxResults) { | |
| 1222 ownValue += "%"; | |
| 1223 try { | |
| 1224 | |
| 1225 List<String> suggestions = new ArrayList<String>(); | |
| 1226 Session session = HibernateUtil.getSessionFactory() | |
| 1227 .getCurrentSession(); | |
| 1228 session.getTransaction().begin(); | |
| 1229 String hql = "from "; | |
| 1230 if (nodeClass.equals(Entity.class)) { | |
| 1231 hql += "Entity "; | |
| 1232 } | |
| 1233 if (nodeClass.equals(Relation.class)) { | |
| 1234 hql += "Relation "; | |
| 1235 } | |
| 1236 if (nodeClass.equals(Attribute.class)) { | |
| 1237 hql += "Attribute "; | |
| 1238 } | |
| 1239 if (nodeClass.equals(Node.class)) { | |
| 1240 hql += "Node "; | |
| 1241 } | |
| 1242 if (nodeClass.equals(View.class)) { | |
| 1243 hql += "View "; | |
| 1244 } | |
| 1245 hql += " where ownValue like :ownValue " + "group by ownValue"; | |
| 1246 | |
| 1247 Query query = session.createQuery(hql); | |
| 1248 query.setString("ownValue", ownValue); | |
| 1249 query.setMaxResults(maxResults); | |
| 1250 List<Node> list = query.list(); | |
| 1251 for (Node node : list) { | |
| 1252 suggestions.add(node.getOwnValue()); | |
| 1253 } | |
| 1254 return suggestions; | |
| 1255 | |
| 1256 } catch (Exception e) { | |
| 1257 logger.error(e.getMessage(), e); | |
| 1258 // e.printStackTrace(); | |
| 1259 } | |
| 1260 return null; | |
| 1261 } | |
| 1262 | |
| 1263 public Entity loadEntitiesForTargetRelation(Entity entity) { | |
| 1264 try { | |
| 1265 // where parent_id = :parent_id AND type = :type | |
| 1266 Session session = HibernateUtil.getSessionFactory() | |
| 1267 .getCurrentSession(); | |
| 1268 session.getTransaction().begin(); | |
| 1269 | |
| 1270 for (Relation rel : entity.getTargetRelations()) { | |
| 1271 List<Entity> entities = this.getEntities(session, | |
| 1272 rel.getSourceId(), Node.SYS_STATUS_CURRENT_VERSION, | |
| 1273 null, null, true); | |
| 1274 if (entities.size() > 0) { | |
| 1275 Entity source = entities.get(0); | |
| 1276 rel.setSource(source); | |
| 1277 } | |
| 1278 } | |
| 1279 | |
| 1280 session.getTransaction().commit(); | |
| 1281 return entity; | |
| 1282 } catch (Exception e) { | |
| 1283 logger.error(e.getMessage(), e); | |
| 1284 // e.printStackTrace(); | |
| 1285 } | |
| 1286 return entity; | |
| 1287 } | |
| 1288 | |
| 1289 protected List<Entity> getLightweightEntities(Session session, | |
| 1290 String systemStatus, Long id, String type, String objectClass, | |
| 1291 String ownValue, boolean ownValueSubString, int maxResult) { | |
| 1292 | |
| 1293 String hqlEntities = "from Entity where "; | |
| 1294 if (StringUtils.isNotEmpty(ownValue)) { | |
| 1295 if (ownValueSubString) | |
| 1296 hqlEntities += "ownValue like :ownValue AND "; | |
| 1297 else | |
| 1298 hqlEntities += "ownValue = :ownValue AND "; | |
| 1299 } | |
| 1300 if (id != null) { | |
| 1301 hqlEntities += "id = :id AND "; | |
| 1302 } | |
| 1303 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1304 hqlEntities += "objectClass = :objectClass AND "; | |
| 1305 } | |
| 1306 if (StringUtils.isNotEmpty(type)) { | |
| 1307 hqlEntities += "type = :type AND "; | |
| 1308 } | |
| 1309 | |
| 1310 hqlEntities += "systemStatus = :systemStatus "; | |
| 1311 | |
| 1312 // it will be now sorted by openmind | |
| 1313 // + "order by ownValue"; | |
| 1314 | |
| 1315 Query queryEntities = session.createQuery(hqlEntities); | |
| 1316 queryEntities.setString("systemStatus", systemStatus); | |
| 1317 if (StringUtils.isNotEmpty(ownValue)) { | |
| 1318 if (ownValueSubString) { | |
| 1319 queryEntities.setString("ownValue", "%" + ownValue + "%"); | |
| 1320 logger.info("ownValue=%" + ownValue + "%"); | |
| 1321 } else { | |
| 1322 queryEntities.setString("ownValue", ownValue); | |
| 1323 logger.info("ownValue=" + ownValue); | |
| 1324 } | |
| 1325 } | |
| 1326 if (maxResult > 0) { | |
| 1327 queryEntities.setMaxResults(maxResult); | |
| 1328 } | |
| 1329 | |
| 1330 if (StringUtils.isNotEmpty(type)) { | |
| 1331 queryEntities.setString("type", type); | |
| 1332 } | |
| 1333 if (id != null) { | |
| 1334 queryEntities.setLong("id", id); | |
| 1335 } | |
| 1336 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1337 queryEntities.setString("objectClass", objectClass); | |
| 1338 } | |
| 1339 List<Entity> entities = queryEntities.list(); | |
| 1340 | |
| 1341 for(Entity ent : entities){ | |
| 1342 ent.setLightweight(true); | |
| 1343 } | |
| 1344 | |
| 1345 return entities; | |
| 1346 } | |
| 1347 | |
| 1348 /** | |
| 1349 * Own value is searched as substring | |
| 1350 * | |
| 1351 * @param systemStatus | |
| 1352 * @param id | |
| 1353 * @param type | |
| 1354 * @param objectClass | |
| 1355 * @param ownValue | |
| 1356 * @param maxResult | |
| 1357 * @return | |
| 1358 */ | |
| 1359 public List<Entity> getLightweightEntities(String systemStatus, Long id, | |
| 1360 String type, String objectClass, String ownValue, | |
| 1361 boolean ownValueSubString, int maxResult) { | |
| 1362 logger.debug("GET LW ENTITIES [type=" + type + " id=" + id | |
| 1363 + ", objectClass=" + objectClass + ", ownValue=" + ownValue | |
| 1364 + "]"); | |
| 1365 | |
| 1366 List<Entity> entities = new ArrayList<Entity>(); | |
| 1367 if (!(systemStatus.equals(Node.SYS_STATUS_PREVIOUS_VERSION) || systemStatus | |
| 1368 .equals(Node.SYS_STATUS_CURRENT_VERSION))) { | |
| 1369 throw new IllegalArgumentException("Invalid input systemStatus: " | |
| 1370 + systemStatus); | |
| 1371 } | |
| 1372 | |
| 1373 if (StringUtils.isNotEmpty(type) | |
| 1374 && !(type.equals(Node.TYPE_ABOX) || type.equals(Node.TYPE_TBOX))) { | |
| 1375 throw new IllegalArgumentException("Invalid input type: " + type); | |
| 1376 } | |
| 1377 | |
| 1378 try { | |
| 1379 // where parent_id = :parent_id AND type = :type | |
| 1380 Session session = HibernateUtil.getSessionFactory() | |
| 1381 .getCurrentSession(); | |
| 1382 session.getTransaction().begin(); | |
| 1383 | |
| 1384 entities = this.getLightweightEntities(session, systemStatus, id, | |
| 1385 type, objectClass, ownValue, ownValueSubString, maxResult); | |
| 1386 | |
| 1387 | |
| 1388 session.getTransaction().commit(); | |
| 1389 return entities; | |
| 1390 } catch (Exception e) { | |
| 1391 logger.error(e.getMessage(), e); | |
| 1392 } | |
| 1393 return entities; | |
| 1394 } | |
| 1395 | |
| 1396 private Sequence getIdSequence(Session session) { | |
| 1397 Sequence sequence = null; | |
| 1398 String hqlJoin = "from Sequence where name = :name"; | |
| 1399 Query query = session.createQuery(hqlJoin); | |
| 1400 query.setString("name", NODE_SEQUENCE); | |
| 1401 List<Sequence> sequences = query.list(); | |
| 1402 if (sequences.size() > 0) | |
| 1403 sequence = sequences.get(0); | |
| 1404 if (sequence == null) { | |
| 1405 sequence = new Sequence(NODE_SEQUENCE, new Long(0)); | |
| 1406 } | |
| 1407 return sequence; | |
| 1408 } | |
| 1409 | |
| 1410 protected Long generateId(Session session) { | |
| 1411 Long id = null; | |
| 1412 Sequence sequence = null; | |
| 1413 String hqlJoin = "from Sequence where name = :name"; | |
| 1414 Query query = session.createQuery(hqlJoin); | |
| 1415 query.setString("name", NODE_SEQUENCE); | |
| 1416 List<Sequence> sequences = query.list(); | |
| 1417 if (sequences.size() > 0) { | |
| 1418 sequence = sequences.get(0); | |
| 1419 } else { | |
| 1420 sequence = new Sequence(NODE_SEQUENCE, new Long(0)); | |
| 1421 } | |
| 1422 id = sequence.generateId(); | |
| 1423 session.save(sequence); | |
| 1424 return id; | |
| 1425 } | |
| 1426 | |
| 1427 public ConfigurationService getConfigurationService() { | |
| 1428 return configurationService; | |
| 1429 } | |
| 1430 | |
| 1431 public void setConfigurationService( | |
| 1432 ConfigurationService configurationService) { | |
| 1433 this.configurationService = configurationService; | |
| 1434 } | |
| 1435 | |
| 1436 public boolean isImportModus() { | |
| 1437 return importModus; | |
| 1438 } | |
| 1439 | |
| 1440 public void setImportModus(boolean importModus) { | |
| 1441 this.importModus = importModus; | |
| 1442 } | |
| 1443 | |
| 1444 // ################################################################# | |
| 1445 // ################################################################# | |
| 1446 // ################################################################# | |
| 1447 | |
| 1448 public List<Relation> getDefRelations() { | |
| 1449 List<Relation> list = new ArrayList<Relation>(); | |
| 1450 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 1451 try { | |
| 1452 session.getTransaction().begin(); | |
| 1453 | |
| 1454 String hql = "from Relation where systemStatus = :systemStatus and type = :type"; | |
| 1455 Query query = session.createQuery(hql); | |
| 1456 | |
| 1457 query.setString("systemStatus", Node.SYS_STATUS_CURRENT_VERSION); | |
| 1458 query.setString("type", Node.TYPE_TBOX); | |
| 1459 | |
| 1460 list = query.list(); | |
| 1461 /* | |
| 1462 * for(Relation rel : list){ List<Node> attrs = | |
| 1463 * this.getNodes(session, null, rel.getSystemStatus(), rel.getId(), | |
| 1464 * rel.getModificationTime(), null, null); for(Node attNode : | |
| 1465 * attrs){ if(attNode instanceof Attribute){ | |
| 1466 * rel.addAttribute((Attribute)attNode); } } } | |
| 1467 */ | |
| 1468 | |
| 1469 } catch (Exception e) { | |
| 1470 logger.error(e.getMessage(), e); | |
| 1471 } finally { | |
| 1472 session.getTransaction().commit(); | |
| 1473 } | |
| 1474 return list; | |
| 1475 } | |
| 1476 | |
| 1477 public List<Attribute> getDefAttributes() { | |
| 1478 List<Attribute> list = new ArrayList<Attribute>(); | |
| 1479 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 1480 try { | |
| 1481 session.getTransaction().begin(); | |
| 1482 | |
| 1483 String hql = "from Attribute where systemStatus = :systemStatus and type = :type"; | |
| 1484 Query query = session.createQuery(hql); | |
| 1485 | |
| 1486 query.setString("systemStatus", Node.SYS_STATUS_CURRENT_VERSION); | |
| 1487 query.setString("type", Node.TYPE_TBOX); | |
| 1488 | |
| 1489 list = query.list(); | |
| 1490 | |
| 1491 } catch (Exception e) { | |
| 1492 logger.error(e.getMessage(), e); | |
| 1493 } finally { | |
| 1494 session.getTransaction().commit(); | |
| 1495 } | |
| 1496 return list; | |
| 1497 } | |
| 1498 | |
| 1499 public List<Entity> getLWDefinitions() throws Exception { | |
| 1500 List<Entity> list = new ArrayList<Entity>(); | |
| 1501 Session session = HibernateUtil.getSessionFactory().getCurrentSession(); | |
| 1502 | |
| 1503 session.getTransaction().begin(); | |
| 1504 | |
| 1505 String hql = "from Entity where systemStatus = :systemStatus and type = :type"; | |
| 1506 Query query = session.createQuery(hql); | |
| 1507 | |
| 1508 query.setString("systemStatus", Node.SYS_STATUS_CURRENT_VERSION); | |
| 1509 query.setString("type", Node.TYPE_TBOX); | |
| 1510 | |
| 1511 list = query.list(); | |
| 1512 for (Entity def : list) { | |
| 1513 def.setLightweight(true); | |
| 1514 } | |
| 1515 session.getTransaction().commit(); | |
| 1516 | |
| 1517 return list; | |
| 1518 } | |
| 1519 | |
| 1520 // ################################################################# | |
| 1521 // ################################################################# | |
| 1522 // ################################################################# | |
| 1523 | |
| 1524 public Long getEntityCount(String objectClass) { | |
| 1525 Long count = null; | |
| 1526 try { | |
| 1527 Session session = HibernateUtil.getSessionFactory() | |
| 1528 .getCurrentSession(); | |
| 1529 session.getTransaction().begin(); | |
| 1530 | |
| 1531 String hql = "select count(*) from Entity where "; | |
| 1532 | |
| 1533 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1534 hql += "objectClass = :objectClass AND "; | |
| 1535 } else { | |
| 1536 hql += "objectClass != :objectClass AND "; | |
| 1537 } | |
| 1538 hql += "systemStatus = :systemStatus "; | |
| 1539 | |
| 1540 Query query = session.createQuery(hql); | |
| 1541 query.setString("systemStatus", Node.SYS_STATUS_CURRENT_VERSION); | |
| 1542 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1543 query.setString("objectClass", objectClass); | |
| 1544 } else { | |
| 1545 query.setString("objectClass", Node.TYPE_TBOX); | |
| 1546 } | |
| 1547 count = (Long) query.uniqueResult(); | |
| 1548 | |
| 1549 session.getTransaction().commit(); | |
| 1550 } catch (Exception e) { | |
| 1551 logger.error(e.getMessage(), e); | |
| 1552 } | |
| 1553 return count; | |
| 1554 } | |
| 1555 | |
| 1556 /** | |
| 1557 * | |
| 1558 * @param objectClass | |
| 1559 * if it is null, it will be returned all entities (no | |
| 1560 * definition). To get the definitions objectClass should be: | |
| 1561 * Node.TYPE_TBOX | |
| 1562 * @param startRecord | |
| 1563 * @param endRecord | |
| 1564 * @return | |
| 1565 */ | |
| 1566 public List<Entity> getEntityPage(String objectClass, | |
| 1567 final int startRecord, final int endRecord) { | |
| 1568 | |
| 1569 List<Entity> entities = new ArrayList<Entity>(); | |
| 1570 try { | |
| 1571 Session session = HibernateUtil.getSessionFactory() | |
| 1572 .getCurrentSession(); | |
| 1573 session.getTransaction().begin(); | |
| 1574 | |
| 1575 String hql = "from Entity where "; | |
| 1576 | |
| 1577 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1578 hql += "objectClass = :objectClass AND "; | |
| 1579 } else { | |
| 1580 hql += "objectClass != :objectClass AND "; | |
| 1581 } | |
| 1582 | |
| 1583 hql += "systemStatus = :systemStatus order by ownValue"; | |
| 1584 | |
| 1585 Query query = session.createQuery(hql); | |
| 1586 query.setFirstResult(startRecord); | |
| 1587 query.setMaxResults(endRecord); | |
| 1588 query.setString("systemStatus", Node.SYS_STATUS_CURRENT_VERSION); | |
| 1589 if (StringUtils.isNotEmpty(objectClass)) { | |
| 1590 query.setString("objectClass", objectClass); | |
| 1591 } else { | |
| 1592 query.setString("objectClass", Node.TYPE_TBOX); | |
| 1593 } | |
| 1594 entities = query.list(); | |
| 1595 | |
| 1596 session.getTransaction().commit(); | |
| 1597 } catch (Exception e) { | |
| 1598 logger.error(e.getMessage(), e); | |
| 1599 // e.printStackTrace(); | |
| 1600 } | |
| 1601 return entities; | |
| 1602 } | |
| 1603 | |
| 1604 public static void main(String[] args) { | |
| 1605 /* | |
| 1606 * ServiceRegistry sr = new ServiceRegistry(); Long count = | |
| 1607 * sr.getPersistenceService().getEntityCount("CODEX"); | |
| 1608 * logger.info("count codex " + count); | |
| 1609 * | |
| 1610 * List<Entity> list = sr.getPersistenceService().getEntityPage("CODEX", | |
| 1611 * count.intValue() - 100, count.intValue() - 50); for(Entity e : list){ | |
| 1612 * logger.info(e.toString()); } | |
| 1613 */ | |
| 1614 } | |
| 1615 | |
| 1616 } |