org.simantics.interop.mapping/src/org/simantics/interop/mapping/Mapper.java

   1 package org.simantics.interop.mapping;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.Collection;\r
   5 import java.util.Iterator;\r
   6 import java.util.List;\r
   7 \r
   8 import org.eclipse.core.runtime.IProgressMonitor;\r
   9 import org.eclipse.core.runtime.NullProgressMonitor;\r
  10 import org.simantics.db.ReadGraph;\r
  11 import org.simantics.db.Resource;\r
  12 import org.simantics.db.Session;\r
  13 import org.simantics.db.VirtualGraph;\r
  14 import org.simantics.db.WriteGraph;\r
  15 import org.simantics.db.common.request.ReadRequest;\r
  16 import org.simantics.db.common.request.WriteRequest;\r
  17 import org.simantics.db.common.request.WriteResultRequest;\r
  18 import org.simantics.db.common.utils.NameUtils;\r
  19 import org.simantics.db.exception.DatabaseException;\r
  20 import org.simantics.db.layer0.util.SessionGarbageCollection;\r
  21 import org.simantics.db.request.Read;\r
  22 import org.simantics.interop.mapping.data.GraphNode;\r
  23 import org.simantics.interop.mapping.data.Identifiable;\r
  24 import org.simantics.interop.mapping.data.Link;\r
  25 import org.simantics.interop.mapping.data.ResourceIdentifiable;\r
  26 import org.simantics.ui.jobs.SessionGarbageCollectorJob;\r
  27 import org.simantics.utils.datastructures.MapList;\r
  28 import org.simantics.utils.datastructures.Pair;\r
  29 \r
  30 /**\r
  31  * \r
  32  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
  33  *\r
  34  */\r
  35 public class Mapper {\r
  36         \r
  37         public static final boolean USE_SPLIT_TRANSACTIONS = false; // Split transactions\r
  38         public static int OBJECTS_PER_TRANSACTION = 5000;           // number of objects handled per transaction (split mode) \r
  39         private static boolean SLEEP_BETWEEN_WRITES = false;        // sleep between transactions (split mode)     \r
  40         private static int SLEEP_TIME = 10;                         // time to sleep (ms)\r
  41         private static boolean COLLECT_BETWEEN_WRITES = false;      // Run SessionGC between split transactions\r
  42         private static boolean COLLECT_WITHIN_TRANSACTIONS = true;  // Run Collect within transactions (both modes)\r
  43         public static int OBJECTS_BEFORE_COLLECT = 5000;            // number of objects that are handled before collect (non-split mode)\r
  44         \r
  45         private List<InitializedRule> initializedRules = new ArrayList<InitializedRule>();\r
  46         private List<Pair<IdentificationRule, Pair<Integer,GenerationRule>>> generationRules;\r
  47         private List<List<ModificationRule>> globalModificationRules;\r
  48         private List<List<Pair<IdentificationRule, ModificationRule>>> modificationRules;\r
  49         private List<Pair<ConnectionIdentificationRule, ConnectionGenerationRule>> connectionRules;\r
  50 \r
  51         int maxGenPass = 0;\r
  52         \r
  53         public Mapper() {\r
  54                 long maxMemory = Runtime.getRuntime().maxMemory();\r
  55                 maxMemory /= (1024*1024);                            // Convert to MB;\r
  56                 int use = 290;                                       // Estimated memory usage of the system\r
  57                 int freeMem = (int)maxMemory-use;                                        // Free memory for mappings    \r
  58                 OBJECTS_BEFORE_COLLECT = (freeMem * freeMem) / 1000; //600M heap -> 84, 3000M heap -> 5645\r
  59                 if (OBJECTS_BEFORE_COLLECT < 2)\r
  60                         OBJECTS_BEFORE_COLLECT = 2;\r
  61                 OBJECTS_PER_TRANSACTION = OBJECTS_BEFORE_COLLECT;\r
  62                 \r
  63                 \r
  64                 generationRules = new ArrayList<Pair<IdentificationRule,Pair<Integer,GenerationRule>>>();\r
  65                 modificationRules = new ArrayList<List<Pair<IdentificationRule,ModificationRule>>>();\r
  66                 globalModificationRules = new ArrayList<List<ModificationRule>>();\r
  67                 connectionRules = new ArrayList<Pair<ConnectionIdentificationRule, ConnectionGenerationRule>>();\r
  68         }\r
  69         \r
  70         public void addRule(int pass, IdentificationRule idRule, GenerationRule genRule) {\r
  71                 if (idRule == null || genRule == null) throw new NullPointerException();\r
  72                 generationRules.add(new Pair<IdentificationRule, Pair<Integer,GenerationRule>>(idRule, new Pair<Integer,GenerationRule>(pass,genRule)));\r
  73                 maxGenPass = Math.max(maxGenPass, pass);\r
  74                 if (genRule instanceof InitializedRule)\r
  75                         initializedRules.add((InitializedRule)genRule);\r
  76         }\r
  77         \r
  78         public void addRule(IdentificationRule idRule, MappingRule mappingRule) {\r
  79                 addRule(0,idRule,mappingRule);\r
  80         }\r
  81         \r
  82         public void addRule(IdentificationRule idRule, MappingRule... mappingRules) {\r
  83                 for (MappingRule mappingRule : mappingRules)\r
  84                         addRule(0,idRule,mappingRule);\r
  85         }\r
  86         \r
  87         public void addRule(int pass, IdentificationRule idRule, MappingRule mappingRule) {\r
  88                 if (idRule == null || mappingRule == null) throw new NullPointerException();\r
  89                 if (mappingRule instanceof ModificationRule) {\r
  90                         while (pass >= modificationRules.size()) {\r
  91                                 modificationRules.add(new ArrayList<Pair<IdentificationRule,ModificationRule>>());\r
  92                         }\r
  93                         List<Pair<IdentificationRule,ModificationRule>> priList = modificationRules.get(pass);\r
  94                         priList.add(new Pair<IdentificationRule, ModificationRule>(idRule, (ModificationRule)mappingRule));\r
  95                 }\r
  96                 if (mappingRule instanceof GenerationRule)\r
  97                         generationRules.add(new Pair<IdentificationRule, Pair<Integer,GenerationRule>>(idRule, new Pair<Integer,GenerationRule>(pass,(GenerationRule)mappingRule)));\r
  98                 if (mappingRule instanceof InitializedRule)\r
  99                         initializedRules.add((InitializedRule)mappingRule);\r
 100         }\r
 101         \r
 102         public void addRule(int pass, IdentificationRule idRule, MappingRule... mappingRules) {\r
 103                 for (MappingRule mappingRule : mappingRules)\r
 104                         addRule(pass,idRule,mappingRule);\r
 105         }\r
 106         \r
 107         public void addRule(IdentificationRule idRule, ModificationRule... modRules) {\r
 108                 addRule(0, idRule, modRules);\r
 109         }\r
 110 \r
 111         public void addRule(int pass, IdentificationRule idRule, ModificationRule... modRules) {\r
 112                 if (idRule == null) throw new NullPointerException();\r
 113                 \r
 114                 while (pass >= modificationRules.size()) {\r
 115                         modificationRules.add(new ArrayList<Pair<IdentificationRule,ModificationRule>>());\r
 116                 }\r
 117                 List<Pair<IdentificationRule,ModificationRule>> priList = modificationRules.get(pass);\r
 118                 \r
 119                 for (ModificationRule modRule : modRules){\r
 120                         if (modRule == null) throw new NullPointerException();  \r
 121                         priList.add(new Pair<IdentificationRule, ModificationRule>(idRule, modRule));\r
 122                         if (modRule instanceof InitializedRule)\r
 123                                 initializedRules.add((InitializedRule)modRule);\r
 124                 }\r
 125         }\r
 126         public void addRule(ModificationRule modRule) {\r
 127                 addRule(0, modRule);\r
 128         }\r
 129         \r
 130         public void addRule(InitializedRule initRule) {\r
 131                 initializedRules.add(initRule);\r
 132         }\r
 133         \r
 134         public void addRule(int pass, ModificationRule modRule) {\r
 135                 if (modRule == null) throw new NullPointerException();\r
 136                 while (pass >= globalModificationRules.size()) {\r
 137                         globalModificationRules.add(new ArrayList<ModificationRule>());\r
 138                 }\r
 139                 List<ModificationRule> priList = globalModificationRules.get(pass);\r
 140                 priList.add(modRule);\r
 141                 if (modRule instanceof InitializedRule)\r
 142                         initializedRules.add((InitializedRule)modRule);\r
 143         }\r
 144         \r
 145         public void addRule(ConnectionIdentificationRule idRule, ConnectionGenerationRule genRule) {\r
 146                 if (idRule == null || genRule == null) throw new NullPointerException();\r
 147                 connectionRules.add(new Pair<ConnectionIdentificationRule, ConnectionGenerationRule>(idRule, genRule));\r
 148                 if (genRule instanceof InitializedRule)\r
 149                         initializedRules.add((InitializedRule)genRule);\r
 150         }\r
 151         \r
 152         /**\r
 153          * Runs the mapping procedure. Disposes nodes after mapping is done.\r
 154          * @param g\r
 155          * @param model\r
 156          * @param nodes\r
 157          * @param monitor\r
 158          * @throws Exception\r
 159          */\r
 160         public void map(WriteGraph g, Resource model, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 161                 startMapping(null);\r
 162                 try {\r
 163                         if (monitor == null)\r
 164                                 monitor = new NullProgressMonitor();\r
 165                         \r
 166                         for (InitializedRule rule : initializedRules)\r
 167                                 rule.initialize(g, model);\r
 168                         \r
 169                         applyModifications(g, nodes, monitor);\r
 170                         monitor.worked(1);\r
 171                         applyGenerations(g,nodes,monitor);\r
 172                         monitor.worked(1);\r
 173                         applyConnections(g,nodes,monitor);\r
 174                         monitor.worked(1);\r
 175                 } finally {\r
 176                         MappingTools.disposeNodes(nodes);\r
 177                         endMapping();\r
 178                 }\r
 179                 \r
 180         }\r
 181         \r
 182         /**\r
 183          * Runs the mapping procedure. Disposes nodes after mapping is done.\r
 184          * @param session\r
 185          * @param model\r
 186          * @param nodes\r
 187          * @param monitor\r
 188          * @throws Exception\r
 189          */\r
 190         public void map(Session session, Resource model, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 191                 map(session, model, null, nodes, monitor);\r
 192         }\r
 193         \r
 194         /**\r
 195          * Runs the mapping procedure. Disposes nodes after mapping is done.\r
 196          * @param session\r
 197          * @param model\r
 198          * @param vg\r
 199          * @param nodes\r
 200          * @param monitor\r
 201          * @throws Exception\r
 202          */\r
 203         public void map(Session session, Resource model, VirtualGraph vg, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 204                 startMapping(vg);\r
 205                 try {\r
 206                         long time = System.currentTimeMillis();\r
 207                         if (monitor == null)\r
 208                                 monitor = new NullProgressMonitor();\r
 209                         \r
 210                         initializeRules(session, vg, model);\r
 211                         if (USE_SPLIT_TRANSACTIONS) {\r
 212                                 applyModifications(session, nodes, monitor);\r
 213                                 monitor.worked(1);\r
 214                                 applyGenerations(session, vg, nodes, monitor);\r
 215                                 monitor.worked(1);\r
 216                                 applyConnections(session, vg, nodes, monitor);\r
 217                                 monitor.worked(1);\r
 218                         } else {\r
 219                                 applyModifications2(session, nodes, monitor);\r
 220                                 monitor.worked(1);\r
 221                                 applyGenerations2(session, vg, nodes, monitor);\r
 222                                 monitor.worked(1);\r
 223                                 applyConnections2(session, vg, nodes, monitor);\r
 224                                 monitor.worked(1);\r
 225                         }\r
 226                         long time2 = System.currentTimeMillis();\r
 227                         System.out.println("Mapping took " + ((time2-time)/1000) + " seconds");\r
 228                 } finally {\r
 229                         MappingTools.disposeNodes(nodes);\r
 230                         if (COLLECT_BETWEEN_WRITES) {\r
 231 \r
 232                                 SessionGarbageCollection.gc(null, session, true, null);\r
 233                         }\r
 234                         endMapping();\r
 235                 }\r
 236                 \r
 237         }\r
 238         \r
 239         \r
 240         //private boolean autosaveEndabled = false;\r
 241         private VirtualGraph vg;\r
 242         \r
 243         protected void startMapping(VirtualGraph vg) {\r
 244                  SessionGarbageCollectorJob.getInstance().setEnabled(false);\r
 245                  //autosaveEndabled = AutosaveCommands.getInstance().isEnabled();\r
 246                  //AutosaveCommands.getInstance().setEnabled(false);\r
 247                  this.vg = vg;\r
 248         }\r
 249         \r
 250         protected void endMapping() {\r
 251                  SessionGarbageCollectorJob.getInstance().setEnabled(true).scheduleAfterQuietTime();\r
 252                 // AutosaveCommands.getInstance().setEnabled(autosaveEndabled);\r
 253                  vg = null;\r
 254         }\r
 255         \r
 256         private void applyModifications(ReadGraph g, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 257                 \r
 258                 // Apply global modification rules first\r
 259                 \r
 260                 int passCount = Math.max(globalModificationRules.size(),modificationRules.size());\r
 261 \r
 262                 for (int pass = 0; pass < passCount; pass++) {\r
 263                         if (globalModificationRules.size() > pass) {\r
 264                                 int count = 0;\r
 265                                 List<ModificationRule> modRules = globalModificationRules.get(pass);\r
 266                                 int size = modRules.size();\r
 267                                 monitor.subTask("Running global modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 268                                 for (ModificationRule r : modRules) {\r
 269                                         Collection<GraphNode<Identifiable>> ruleModified = r.modify(g, nodes);\r
 270                                         if (ruleModified == null)\r
 271                                                 continue;\r
 272                                         for (GraphNode<Identifiable> m : ruleModified) {\r
 273                                                 if (m.isDisposed()) {\r
 274                                                         nodes.remove(m);\r
 275                                                 }\r
 276                                                 else if (!nodes.contains(m)) {\r
 277                                                         nodes.add(m);\r
 278                                                 }\r
 279                                         }\r
 280                                         monitor.subTask("Running global modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 281                                         if(monitor.isCanceled()) {\r
 282                                                 throw new CancelException("Cancel requested.");\r
 283                                         }\r
 284                                         if (COLLECT_WITHIN_TRANSACTIONS)\r
 285                                                 collect(g);\r
 286                                 }\r
 287                         } if (modificationRules.size() > pass) {\r
 288                                 int count = 0;\r
 289                                 List<Pair<IdentificationRule, ModificationRule>> modRules = modificationRules.get(pass);\r
 290                                 int size = modRules.size();\r
 291                                 monitor.subTask("Running object modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 292                                 // Apply per object modification rules \r
 293                                 for (Pair<IdentificationRule, ModificationRule> modRule : modRules) {\r
 294                                         Collection<GraphNode<Identifiable>> ruleModified = new ArrayList<GraphNode<Identifiable>>();\r
 295                                         for (GraphNode<Identifiable> n : nodes) {\r
 296                                                 applyModifications(g, n, modRule, ruleModified);\r
 297                                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 298                                                         collect2(g);\r
 299                                         }\r
 300                                         \r
 301                                         for (GraphNode<Identifiable> m : ruleModified) {\r
 302                                                 if (m.isDisposed()) {\r
 303                                                         nodes.remove(m);\r
 304                                                 }\r
 305                                                 else if (!nodes.contains(m)) {\r
 306                                                         nodes.add(m);\r
 307                                                 }\r
 308                                         }\r
 309                                         monitor.subTask("Running object modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 310                                         if(monitor.isCanceled()) {\r
 311                                                 throw new CancelException("Cancel requested.");\r
 312                                         }\r
 313                                         \r
 314                                 }\r
 315                         }\r
 316                 }\r
 317                 \r
 318         }\r
 319         \r
 320         \r
 321         \r
 322         protected void applyGenerations(WriteGraph graph, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 323                 \r
 324                 int size = nodes.size();\r
 325                 int count = 0;\r
 326                 monitor.subTask("Assigning generation rules ("+ count + "/" + size + ")");\r
 327                 // populate generation rules\r
 328                 for (GraphNode<Identifiable> n : nodes) {\r
 329                         \r
 330                         for (Pair<IdentificationRule,Pair<Integer,GenerationRule>> r : generationRules) {\r
 331                                 if (r.first.matches(graph, n)) {\r
 332                                         MappingTools.assignGenerationRule(n, r.second.first,r.second.second);\r
 333                                 }\r
 334                         }\r
 335                         monitor.subTask("Assigning generation rules ("+ (++count) + "/" + size + ")");\r
 336                         if(monitor.isCanceled()) {\r
 337                                 throw new CancelException("Cancel requested.");\r
 338                         }\r
 339                         if (COLLECT_WITHIN_TRANSACTIONS)\r
 340                                 collect2(graph);\r
 341                 }\r
 342                 \r
 343                 count = 0;\r
 344                 monitor.subTask("Generating objects ("+ count + "/" + size + ")");\r
 345                 \r
 346                 // apply generation rules.\r
 347                 //WriteWrapper g  = new WriteWrapper(graph);\r
 348                 \r
 349                 //Collection<GenerationRule> usedRules = new ArrayList<GenerationRule>();\r
 350                 for (int stage = 0; stage <= maxGenPass; stage++) {\r
 351                         count = 0;\r
 352                         for (GraphNode<Identifiable> n : nodes) {\r
 353 \r
 354                                 MapList<Integer,GenerationRule> priRules = n.getHint(MappingHints.KEY_GENERATION_RULES);\r
 355                                 if (priRules != null) {\r
 356                                         List<GenerationRule> rules = priRules.getValues(stage);\r
 357                                         for (GenerationRule r : rules) {\r
 358                                                 r.generate(graph, n);\r
 359                                         }\r
 360                                 }\r
 361 \r
 362                                 monitor.subTask("Generating objects, stage " + stage + " :  ("+ (++count) + "/" + size + ")");\r
 363                                 if(monitor.isCanceled()) {\r
 364                                         throw new CancelException("Cancel requested.");\r
 365                                 }\r
 366                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 367                                         collect2(graph);\r
 368                         }\r
 369                 }\r
 370         }\r
 371         \r
 372         protected void applyConnections(WriteGraph g, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 373                 int size = nodes.size();\r
 374                 int count = 0;\r
 375                 \r
 376                 monitor.subTask("Generating connections ("+ count + "/" + size + ")");\r
 377                 \r
 378                 for (GraphNode<Identifiable> node : nodes) {\r
 379                         applyConnections(g, node);\r
 380                         monitor.subTask("Generating connections ("+ (++count) + "/" + size + ")");\r
 381                         if(monitor.isCanceled()) {\r
 382                                 throw new CancelException("Cancel requested.");\r
 383                         }\r
 384                         if (COLLECT_WITHIN_TRANSACTIONS)\r
 385                                 collect2(g);\r
 386                 }\r
 387         }\r
 388         \r
 389         \r
 390         \r
 391         protected String getName(ReadGraph g, Identifiable res) throws DatabaseException {\r
 392                 if (res instanceof ResourceIdentifiable)\r
 393                         return NameUtils.getSafeName(g, ((ResourceIdentifiable)res).getResource());\r
 394                 else\r
 395                         return res.toString();\r
 396         }\r
 397         \r
 398 \r
 399         \r
 400         protected void initializeRules(Session session, VirtualGraph vg, final Resource model ) throws DatabaseException{\r
 401                 session.syncRequest(new WriteRequest(vg) {\r
 402                         @Override\r
 403                         public void perform(WriteGraph g) throws DatabaseException {\r
 404                                 for (InitializedRule rule : initializedRules)\r
 405                                         rule.initialize(g, model);\r
 406                                 \r
 407                         }\r
 408                 });\r
 409                 \r
 410         }\r
 411                 \r
 412         protected void collect(ReadGraph g) throws DatabaseException {\r
 413                 if (vg != null)\r
 414                         return;\r
 415                 SessionGarbageCollection.gc(g, 0, -1);\r
 416         }\r
 417         \r
 418         int collect = 0;\r
 419         \r
 420         protected void collect2(ReadGraph g) throws DatabaseException {\r
 421                 if (vg != null)\r
 422                         return;\r
 423                 \r
 424                 if (collect == OBJECTS_BEFORE_COLLECT) {\r
 425                         SessionGarbageCollection.gc(g, 0, -1);\r
 426                         collect = 0;\r
 427                 } else {\r
 428                         collect++;\r
 429                 }\r
 430         }\r
 431         \r
 432         protected void applyModifications(Session session, final Collection<GraphNode<Identifiable>> nodes, final IProgressMonitor monitor) throws Exception {\r
 433                 \r
 434                 \r
 435                 \r
 436                 int passCount = Math.max(globalModificationRules.size(),modificationRules.size());\r
 437                 \r
 438                 for (int pass = 0; pass <passCount; pass++) {\r
 439                         // Apply global modification rules first\r
 440                         if (globalModificationRules.size() > pass) {\r
 441                                 int count = 0;\r
 442                                 List<ModificationRule> modRules = globalModificationRules.get(pass);\r
 443                                 int size = modRules.size();\r
 444                                 monitor.subTask("Running global modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 445                                 for (final ModificationRule r : modRules) {\r
 446                                         session.syncRequest(new ReadRequest() {\r
 447                                                 \r
 448                                                 @Override\r
 449                                                 public void run(ReadGraph g) throws DatabaseException {\r
 450                                                         try {\r
 451                                                                 Collection<GraphNode<Identifiable>> ruleModified = r.modify(g, nodes);\r
 452                                                                 \r
 453                                                                 if (ruleModified == null)\r
 454                                                                         return;\r
 455                                                                 for (GraphNode<Identifiable> m : ruleModified) {\r
 456                                                                         if (m.isDisposed()) {\r
 457                                                                                 nodes.remove(m);\r
 458                                                                         }\r
 459                                                                         else if (!nodes.contains(m)) {\r
 460                                                                                 nodes.add(m);\r
 461                                                                         }\r
 462                                                                 }\r
 463                                                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 464                                                                         collect(g);\r
 465                                                         } catch (Exception e) {\r
 466                                                                 throw new DatabaseException(e);\r
 467                                                         }\r
 468                                                         \r
 469                                                 }\r
 470                                         });\r
 471                                         //SessionGarbageCollection.gc(null, session, true, null);\r
 472                                         monitor.subTask("Running global modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 473                                         if(monitor.isCanceled()) {\r
 474                                                 throw new CancelException("Cancel requested.");\r
 475                                         }\r
 476                                 }\r
 477                         }\r
 478                         if (modificationRules.size() > pass) {\r
 479                                 int count = 0;\r
 480                                 List<Pair<IdentificationRule, ModificationRule>> modRules = modificationRules.get(pass);\r
 481                                 int size = modRules.size();\r
 482                                 monitor.subTask("Running object modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 483                                 \r
 484                                 // Apply per object modification rules \r
 485                                 for (final Pair<IdentificationRule, ModificationRule> modRule : modRules) {\r
 486                                         final Iterator<GraphNode<Identifiable>> iter = nodes.iterator();\r
 487                                         final Collection<GraphNode<Identifiable>> ruleModified = new ArrayList<GraphNode<Identifiable>>();\r
 488                                         while (iter.hasNext()) {\r
 489                                                 session.syncRequest(new ReadRequest() {\r
 490                                                         \r
 491                                                         @Override\r
 492                                                         public void run(ReadGraph g) throws DatabaseException {\r
 493                                                                 try {\r
 494                                                                         \r
 495                                                                         int j = 0; \r
 496                                                                         //for (GraphNode<Identifiable> n : nodes) {\r
 497                                                                         while (iter.hasNext() && j < OBJECTS_PER_TRANSACTION) {\r
 498                                                                                 GraphNode<Identifiable> n = iter.next();\r
 499                                                                                 applyModifications(g, n, modRule, ruleModified);\r
 500                                                                                 j++;\r
 501                                                                         }\r
 502                                                                         if (COLLECT_WITHIN_TRANSACTIONS)\r
 503                                                                                 collect(g);\r
 504                                                                         \r
 505                                                                 } catch (Exception e) {\r
 506                                                                         throw new DatabaseException(e);\r
 507                                                                 }\r
 508                                                                 \r
 509                                                         }\r
 510                                                 });\r
 511                                         }\r
 512                                         for (GraphNode<Identifiable> m : ruleModified) {\r
 513                                                 if (m.isDisposed()) {\r
 514                                                         nodes.remove(m);\r
 515                                                 }\r
 516                                                 else if (!nodes.contains(m)) {\r
 517                                                         nodes.add(m);\r
 518                                                 }\r
 519                                         }\r
 520                                         ruleModified.clear();\r
 521                                         \r
 522                                         //SessionGarbageCollection.gc(null, session, true, null);\r
 523                                         monitor.subTask("Running object modification rules: pass (" + (pass+1) + "/" + passCount + "), rule ("+ (++count) + "/" + size + ")");\r
 524                                         if(monitor.isCanceled()) {\r
 525                                                 throw new CancelException("Cancel requested.");\r
 526                                         }\r
 527                                 }\r
 528                         }       \r
 529                 }\r
 530                 \r
 531         }\r
 532         \r
 533         private void applyModifications2(Session session, final Collection<GraphNode<Identifiable>> nodes, final IProgressMonitor monitor) throws Exception {\r
 534                 session.syncRequest(new ReadRequest() {\r
 535                         \r
 536                         @Override\r
 537                         public void run(ReadGraph g) throws DatabaseException {\r
 538                                 try {\r
 539                                         applyModifications(g, nodes, monitor);\r
 540                                 } catch (Exception e) {\r
 541                                         throw new DatabaseException(e);\r
 542                                 }\r
 543                                 \r
 544                         }\r
 545                 });\r
 546         }\r
 547         \r
 548         protected void applyGenerations(Session session, VirtualGraph vg, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 549                 \r
 550                 int size = nodes.size();\r
 551                 int count = 0;\r
 552                 monitor.subTask("Assigning generation rules ("+ count + "/" + size + ")");\r
 553                 // populate generation rules\r
 554 \r
 555                 {\r
 556                         final Iterator<GraphNode<Identifiable>> iter = nodes.iterator();\r
 557                         while (iter.hasNext()) {\r
 558                                 int c = session.syncRequest(new Read<Integer>() {\r
 559                                         \r
 560                                         @Override\r
 561                                         public Integer perform(ReadGraph graph)\r
 562                                                         throws DatabaseException {\r
 563                                                 int j = 0;\r
 564                                                 while (iter.hasNext() && j < OBJECTS_PER_TRANSACTION) {\r
 565                                                         GraphNode<Identifiable> n = iter.next();\r
 566                                                         for (Pair<IdentificationRule,Pair<Integer,GenerationRule>> r : generationRules) {\r
 567                                                                 if (r.first.matches(graph, n)) {\r
 568                                                                         MapList<Integer,GenerationRule> rules = n.getHint(MappingHints.KEY_GENERATION_RULES);\r
 569                                                                         if (rules == null) {\r
 570                                                                                 rules = new MapList<Integer,GenerationRule>();  \r
 571                                                                         }\r
 572                                                                         rules.add(r.second.first,r.second.second);\r
 573                                                                         n.setHint(MappingHints.KEY_GENERATION_RULES, rules);\r
 574                                                                 }\r
 575                                                         }\r
 576                                                         j++;\r
 577                                                 }\r
 578                                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 579                                                         collect(graph);\r
 580                                                 return j;\r
 581                                                 \r
 582                                         }\r
 583                                 });\r
 584                                 collect(session);\r
 585                                 monitor.subTask("Assigning generation rules ("+ (count+=c) + "/" + size + ")");\r
 586                                 if(monitor.isCanceled()) {\r
 587                                         throw new CancelException("Cancel requested.");\r
 588                                 }\r
 589                                 sleep();\r
 590                         }\r
 591                 }\r
 592                 \r
 593                 count = 0;\r
 594                 monitor.subTask("Generating objects ("+ (count) + "/" + size + ")");\r
 595                 \r
 596                 // apply generation rules.\r
 597                 \r
 598                 {\r
 599                         for (int stage = 0; stage <= maxGenPass; stage++) {\r
 600                                 final int fStage = stage;\r
 601                                 count = 0;\r
 602                                 final Iterator<GraphNode<Identifiable>> iter = nodes.iterator();\r
 603                                 while (iter.hasNext()) {\r
 604                                         int c = session.syncRequest(new WriteResultRequest<Integer>(vg) {\r
 605                                                 \r
 606                                                 @Override\r
 607                                                 public Integer perform(WriteGraph graph) throws DatabaseException {\r
 608                                                         int j = 0;\r
 609                                                         try {\r
 610                                                                 while (iter.hasNext() && j < OBJECTS_PER_TRANSACTION) {\r
 611                                                                         GraphNode<Identifiable> n = iter.next();\r
 612                                                                         \r
 613                                                                         MapList<Integer,GenerationRule> priRules = n.getHint(MappingHints.KEY_GENERATION_RULES);\r
 614                                                                         if (priRules == null) {\r
 615                                                                                 j++;\r
 616                                                                                 continue;\r
 617                                                                         }\r
 618                                                                         final List<GenerationRule> rules = priRules.getValues(fStage);\r
 619                                                                         \r
 620                                                                         if (fStage == 0 && rules.size() == 0)\r
 621                                                                                 System.out.println();\r
 622                                                                         for (GenerationRule r : rules) {\r
 623                                                                                 r.generate(graph, n);\r
 624 \r
 625                                                                         }\r
 626 \r
 627                                                                                 \r
 628                                                                         j++;\r
 629                                                                         \r
 630                                                                 }\r
 631                                                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 632                                                                         collect(graph);\r
 633                                                                 return j;\r
 634                                                         \r
 635                                                 } catch (Exception e) {\r
 636                                                         throw new DatabaseException(e);\r
 637                                                 }\r
 638                                         }});\r
 639                                         collect(session);\r
 640                                         monitor.subTask("Generating objects, stage " + stage + " :  ("+ (count+=c) + "/" + size + ")");\r
 641                                         if(monitor.isCanceled()) {\r
 642                                                 throw new CancelException("Cancel requested.");\r
 643                                         }\r
 644                                         sleep();\r
 645                                 }\r
 646                         }\r
 647                 }\r
 648         }\r
 649         \r
 650         private void applyGenerations2(Session session, VirtualGraph vg, final Collection<GraphNode<Identifiable>> nodes, final IProgressMonitor monitor) throws Exception {\r
 651                 session.syncRequest(new WriteRequest(vg) {\r
 652                         \r
 653                         @Override\r
 654                         public void perform(WriteGraph graph) throws DatabaseException {\r
 655                                 try {\r
 656                                         applyGenerations(graph, nodes, monitor);\r
 657                                 } catch (Exception e) {\r
 658                                         throw new DatabaseException(e);\r
 659                                 }\r
 660                                 \r
 661                         }\r
 662                 });\r
 663         }\r
 664         \r
 665         private void collect(Session session) {\r
 666                 if (COLLECT_BETWEEN_WRITES)\r
 667                         SessionGarbageCollection.gc(null, session, true, null);\r
 668         }\r
 669         \r
 670         \r
 671         private void sleep() {\r
 672                 if (SLEEP_BETWEEN_WRITES) {\r
 673                         try {\r
 674                                 Thread.sleep(SLEEP_TIME);\r
 675                         } catch (InterruptedException e) {\r
 676                                 \r
 677                         }\r
 678                 }\r
 679         }\r
 680         \r
 681         protected void applyConnections(Session session, VirtualGraph vg, Collection<GraphNode<Identifiable>> nodes, IProgressMonitor monitor) throws Exception {\r
 682                 int size = nodes.size();\r
 683                 int count = 0;\r
 684                 \r
 685                 monitor.subTask("Generating connections ("+ count + "/" + size + ")");\r
 686                 \r
 687                 final Iterator<GraphNode<Identifiable>> iter = nodes.iterator();\r
 688                 while (iter.hasNext()) {\r
 689                         int c = session.syncRequest(new WriteResultRequest<Integer>(vg) {\r
 690                                 \r
 691                                 @Override\r
 692                                 public Integer perform(WriteGraph g) throws DatabaseException {\r
 693                                         int j = 0;\r
 694                                         try {\r
 695                                                 while (iter.hasNext() && j < OBJECTS_PER_TRANSACTION) {\r
 696                                                         GraphNode<Identifiable> node = iter.next();\r
 697                                                         applyConnections(g, node);\r
 698                                                         j++;\r
 699                                                 }\r
 700                                                 if (COLLECT_WITHIN_TRANSACTIONS)\r
 701                                                         collect(g);\r
 702                                                 return j;\r
 703                                                 \r
 704                                         } catch (Exception e) {\r
 705                                                 throw new DatabaseException(e);\r
 706                                         }       \r
 707                                 }       \r
 708                         });\r
 709                         collect(session);\r
 710                         monitor.subTask("Generating connections ("+ (count+=c) + "/" + size + ")");\r
 711                         if(monitor.isCanceled()) {\r
 712                                 throw new CancelException("Cancel requested.");\r
 713                         }\r
 714                         sleep();\r
 715                 }\r
 716         }\r
 717         \r
 718         private void applyConnections2(Session session, VirtualGraph vg, final Collection<GraphNode<Identifiable>> nodes, final IProgressMonitor monitor) throws Exception {\r
 719                 session.syncRequest(new WriteRequest(vg) {\r
 720                         \r
 721                         @Override\r
 722                         public void perform(WriteGraph graph) throws DatabaseException {\r
 723                                 try {\r
 724                                         applyConnections(graph, nodes, monitor);\r
 725                                 } catch (Exception e) {\r
 726                                         throw new DatabaseException(e);\r
 727                                 }\r
 728                                 \r
 729                         }\r
 730                 });\r
 731         }\r
 732 \r
 733         protected void applyModifications(ReadGraph g, GraphNode<Identifiable> n, Pair<IdentificationRule, ModificationRule> modRule, Collection<GraphNode<Identifiable>> ruleModified) throws Exception {\r
 734                 if (!n.isDisposed() && modRule.first.matches(g, n)) { // we have to check \r
 735                         Collection<GraphNode<Identifiable>> perRule = new ArrayList<GraphNode<Identifiable>>();\r
 736                         perRule.add(n);\r
 737                         ruleModified.addAll(modRule.second.modify(g, perRule));\r
 738                 }\r
 739         }\r
 740         \r
 741         protected void applyConnections(WriteGraph g, GraphNode<Identifiable> node) throws Exception {\r
 742                 for (Link<Identifiable> link : node.getLinks()) {\r
 743                         if (link.isMain()) {\r
 744                                 \r
 745                                 for (Pair<ConnectionIdentificationRule, ConnectionGenerationRule> r : connectionRules) {\r
 746                                         if (r.first.mathces(g, node, link.to(), link)) {\r
 747                                                 Logger.defaultLogInfo("Connecting " +  getName(g, node.getData()) + " to " + getName(g, link.to().getData()) + " " + link.getName() + "/"+link.getInverseName());\r
 748                                                 r.second.generate(g, node, link.to(), link);\r
 749                                                 break;\r
 750                                         }\r
 751                                 }\r
 752                         }\r
 753                 }\r
 754         }\r
 755 }\r