aboutsummaryrefslogtreecommitdiffstats
path: root/Domains/hu.bme.mit.inf.dslreasoner.domains.cps/src-gen/hu/bme/mit/inf/dslreasoner/domains/cps/queries/Allocate.java
blob: 830dc8a0be0ce3658980baf720a8b760f1cdc216 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
/**
 * Generated from platform:/resource/hu.bme.mit.inf.dslreasoner.domains.cps/src/hu/bme/mit/inf/dslreasoner/domains/cps/queries/CpsQueries.vql
 */
package hu.bme.mit.inf.dslreasoner.domains.cps.queries;

import hu.bme.mit.inf.dslreasoner.domains.cps.ApplicationInstance;
import hu.bme.mit.inf.dslreasoner.domains.cps.HostInstance;
import hu.bme.mit.inf.dslreasoner.domains.cps.queries.internal.AvailableHdd;
import hu.bme.mit.inf.dslreasoner.domains.cps.queries.internal.AvailableMemory;
import hu.bme.mit.inf.dslreasoner.domains.cps.queries.internal.UnallocatedAppInstance;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.apache.log4j.Logger;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EDataType;
import org.eclipse.viatra.query.runtime.api.IPatternMatch;
import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
import org.eclipse.viatra.query.runtime.emf.types.EDataTypeInSlotsKey;
import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
import org.eclipse.viatra.query.runtime.matchers.psystem.IExpressionEvaluator;
import org.eclipse.viatra.query.runtime.matchers.psystem.IValueProvider;
import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExpressionEvaluation;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.NegativePatternCall;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.PositivePatternCall;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;

/**
 * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
 * 
 * <p>Original source:
 *         <code><pre>
 *         //
 *         // Transformation rule preconditions for rule-based DSE
 *         //
 *         
 *         pattern allocate(App : ApplicationInstance, Host : HostInstance) {
 *         	ApplicationInstance.type.requirements(App, Req);
 *         	ResourceRequirement.hostType.instances(Req, Host);
 *         	find unallocatedAppInstance(App);
 *         	find availableMemory(Host, AvailableMem);
 *         	find availableHdd(Host, AvailableHdd);
 *         	ResourceRequirement.requiredMemory(Req, RequiredMem);
 *         	ResourceRequirement.requiredHdd(Req, RequiredHdd);
 *         	check(AvailableMem {@literal >}= RequiredMem);
 *         	check(AvailableHdd {@literal >}= RequiredHdd);
 *         	neg ApplicationInstance.requirement.instances.allocatedTo(App, Host);
 *         }
 * </pre></code>
 * 
 * @see Matcher
 * @see Match
 * 
 */
@SuppressWarnings("all")
public final class Allocate extends BaseGeneratedEMFQuerySpecification<Allocate.Matcher> {
  /**
   * Pattern-specific match representation of the hu.bme.mit.inf.dslreasoner.domains.cps.queries.allocate pattern,
   * to be used in conjunction with {@link Matcher}.
   * 
   * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
   * Each instance is a (possibly partial) substitution of pattern parameters,
   * usable to represent a match of the pattern in the result of a query,
   * or to specify the bound (fixed) input parameters when issuing a query.
   * 
   * @see Matcher
   * 
   */
  public static abstract class Match extends BasePatternMatch {
    private ApplicationInstance fApp;
    
    private HostInstance fHost;
    
    private static List<String> parameterNames = makeImmutableList("App", "Host");
    
    private Match(final ApplicationInstance pApp, final HostInstance pHost) {
      this.fApp = pApp;
      this.fHost = pHost;
    }
    
    @Override
    public Object get(final String parameterName) {
      if ("App".equals(parameterName)) return this.fApp;
      if ("Host".equals(parameterName)) return this.fHost;
      return null;
    }
    
    public ApplicationInstance getApp() {
      return this.fApp;
    }
    
    public HostInstance getHost() {
      return this.fHost;
    }
    
    @Override
    public boolean set(final String parameterName, final Object newValue) {
      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
      if ("App".equals(parameterName) ) {
          this.fApp = (ApplicationInstance) newValue;
          return true;
      }
      if ("Host".equals(parameterName) ) {
          this.fHost = (HostInstance) newValue;
          return true;
      }
      return false;
    }
    
    public void setApp(final ApplicationInstance pApp) {
      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
      this.fApp = pApp;
    }
    
    public void setHost(final HostInstance pHost) {
      if (!isMutable()) throw new java.lang.UnsupportedOperationException();
      this.fHost = pHost;
    }
    
    @Override
    public String patternName() {
      return "hu.bme.mit.inf.dslreasoner.domains.cps.queries.allocate";
    }
    
    @Override
    public List<String> parameterNames() {
      return Allocate.Match.parameterNames;
    }
    
    @Override
    public Object[] toArray() {
      return new Object[]{fApp, fHost};
    }
    
    @Override
    public Allocate.Match toImmutable() {
      return isMutable() ? newMatch(fApp, fHost) : this;
    }
    
    @Override
    public String prettyPrint() {
      StringBuilder result = new StringBuilder();
      result.append("\"App\"=" + prettyPrintValue(fApp) + ", ");
      result.append("\"Host\"=" + prettyPrintValue(fHost));
      return result.toString();
    }
    
    @Override
    public int hashCode() {
      return Objects.hash(fApp, fHost);
    }
    
    @Override
    public boolean equals(final Object obj) {
      if (this == obj)
          return true;
      if (obj == null) {
          return false;
      }
      if ((obj instanceof Allocate.Match)) {
          Allocate.Match other = (Allocate.Match) obj;
          return Objects.equals(fApp, other.fApp) && Objects.equals(fHost, other.fHost);
      } else {
          // this should be infrequent
          if (!(obj instanceof IPatternMatch)) {
              return false;
          }
          IPatternMatch otherSig  = (IPatternMatch) obj;
          return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
      }
    }
    
    @Override
    public Allocate specification() {
      return Allocate.instance();
    }
    
    /**
     * Returns an empty, mutable match.
     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
     * 
     * @return the empty match.
     * 
     */
    public static Allocate.Match newEmptyMatch() {
      return new Mutable(null, null);
    }
    
    /**
     * Returns a mutable (partial) match.
     * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
     * 
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return the new, mutable (partial) match object.
     * 
     */
    public static Allocate.Match newMutableMatch(final ApplicationInstance pApp, final HostInstance pHost) {
      return new Mutable(pApp, pHost);
    }
    
    /**
     * Returns a new (partial) match.
     * This can be used e.g. to call the matcher with a partial match.
     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return the (partial) match object.
     * 
     */
    public static Allocate.Match newMatch(final ApplicationInstance pApp, final HostInstance pHost) {
      return new Immutable(pApp, pHost);
    }
    
    private static final class Mutable extends Allocate.Match {
      Mutable(final ApplicationInstance pApp, final HostInstance pHost) {
        super(pApp, pHost);
      }
      
      @Override
      public boolean isMutable() {
        return true;
      }
    }
    
    private static final class Immutable extends Allocate.Match {
      Immutable(final ApplicationInstance pApp, final HostInstance pHost) {
        super(pApp, pHost);
      }
      
      @Override
      public boolean isMutable() {
        return false;
      }
    }
  }
  
  /**
   * Generated pattern matcher API of the hu.bme.mit.inf.dslreasoner.domains.cps.queries.allocate pattern,
   * providing pattern-specific query methods.
   * 
   * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
   * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
   * 
   * <p>Matches of the pattern will be represented as {@link Match}.
   * 
   * <p>Original source:
   * <code><pre>
   * //
   * // Transformation rule preconditions for rule-based DSE
   * //
   * 
   * pattern allocate(App : ApplicationInstance, Host : HostInstance) {
   * 	ApplicationInstance.type.requirements(App, Req);
   * 	ResourceRequirement.hostType.instances(Req, Host);
   * 	find unallocatedAppInstance(App);
   * 	find availableMemory(Host, AvailableMem);
   * 	find availableHdd(Host, AvailableHdd);
   * 	ResourceRequirement.requiredMemory(Req, RequiredMem);
   * 	ResourceRequirement.requiredHdd(Req, RequiredHdd);
   * 	check(AvailableMem {@literal >}= RequiredMem);
   * 	check(AvailableHdd {@literal >}= RequiredHdd);
   * 	neg ApplicationInstance.requirement.instances.allocatedTo(App, Host);
   * }
   * </pre></code>
   * 
   * @see Match
   * @see Allocate
   * 
   */
  public static class Matcher extends BaseMatcher<Allocate.Match> {
    /**
     * Initializes the pattern matcher within an existing VIATRA Query engine.
     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
     * 
     * @param engine the existing VIATRA Query engine in which this matcher will be created.
     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
     * 
     */
    public static Allocate.Matcher on(final ViatraQueryEngine engine) {
      // check if matcher already exists
      Matcher matcher = engine.getExistingMatcher(querySpecification());
      if (matcher == null) {
          matcher = (Matcher)engine.getMatcher(querySpecification());
      }
      return matcher;
    }
    
    /**
     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
     * @return an initialized matcher
     * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
     * 
     */
    public static Allocate.Matcher create() {
      return new Matcher();
    }
    
    private static final int POSITION_APP = 0;
    
    private static final int POSITION_HOST = 1;
    
    private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(Allocate.Matcher.class);
    
    /**
     * Initializes the pattern matcher within an existing VIATRA Query engine.
     * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
     * 
     * @param engine the existing VIATRA Query engine in which this matcher will be created.
     * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
     * 
     */
    private Matcher() {
      super(querySpecification());
    }
    
    /**
     * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return matches represented as a Match object.
     * 
     */
    public Collection<Allocate.Match> getAllMatches(final ApplicationInstance pApp, final HostInstance pHost) {
      return rawStreamAllMatches(new Object[]{pApp, pHost}).collect(Collectors.toSet());
    }
    
    /**
     * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
     * </p>
     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return a stream of matches represented as a Match object.
     * 
     */
    public Stream<Allocate.Match> streamAllMatches(final ApplicationInstance pApp, final HostInstance pHost) {
      return rawStreamAllMatches(new Object[]{pApp, pHost});
    }
    
    /**
     * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
     * Neither determinism nor randomness of selection is guaranteed.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return a match represented as a Match object, or null if no match is found.
     * 
     */
    public Optional<Allocate.Match> getOneArbitraryMatch(final ApplicationInstance pApp, final HostInstance pHost) {
      return rawGetOneArbitraryMatch(new Object[]{pApp, pHost});
    }
    
    /**
     * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
     * under any possible substitution of the unspecified parameters (if any).
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return true if the input is a valid (partial) match of the pattern.
     * 
     */
    public boolean hasMatch(final ApplicationInstance pApp, final HostInstance pHost) {
      return rawHasMatch(new Object[]{pApp, pHost});
    }
    
    /**
     * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return the number of pattern matches found.
     * 
     */
    public int countMatches(final ApplicationInstance pApp, final HostInstance pHost) {
      return rawCountMatches(new Object[]{pApp, pHost});
    }
    
    /**
     * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
     * Neither determinism nor randomness of selection is guaranteed.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @param processor the action that will process the selected match.
     * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
     * 
     */
    public boolean forOneArbitraryMatch(final ApplicationInstance pApp, final HostInstance pHost, final Consumer<? super Allocate.Match> processor) {
      return rawForOneArbitraryMatch(new Object[]{pApp, pHost}, processor);
    }
    
    /**
     * Returns a new (partial) match.
     * This can be used e.g. to call the matcher with a partial match.
     * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
     * @param pApp the fixed value of pattern parameter App, or null if not bound.
     * @param pHost the fixed value of pattern parameter Host, or null if not bound.
     * @return the (partial) match object.
     * 
     */
    public Allocate.Match newMatch(final ApplicationInstance pApp, final HostInstance pHost) {
      return Allocate.Match.newMatch(pApp, pHost);
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    protected Stream<ApplicationInstance> rawStreamAllValuesOfApp(final Object[] parameters) {
      return rawStreamAllValues(POSITION_APP, parameters).map(ApplicationInstance.class::cast);
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<ApplicationInstance> getAllValuesOfApp() {
      return rawStreamAllValuesOfApp(emptyArray()).collect(Collectors.toSet());
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Stream<ApplicationInstance> streamAllValuesOfApp() {
      return rawStreamAllValuesOfApp(emptyArray());
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * </p>
     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
     *      
     * @return the Stream of all values or empty set if there are no matches
     * 
     */
    public Stream<ApplicationInstance> streamAllValuesOfApp(final Allocate.Match partialMatch) {
      return rawStreamAllValuesOfApp(partialMatch.toArray());
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * </p>
     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
     *      
     * @return the Stream of all values or empty set if there are no matches
     * 
     */
    public Stream<ApplicationInstance> streamAllValuesOfApp(final HostInstance pHost) {
      return rawStreamAllValuesOfApp(new Object[]{null, pHost});
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<ApplicationInstance> getAllValuesOfApp(final Allocate.Match partialMatch) {
      return rawStreamAllValuesOfApp(partialMatch.toArray()).collect(Collectors.toSet());
    }
    
    /**
     * Retrieve the set of values that occur in matches for App.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<ApplicationInstance> getAllValuesOfApp(final HostInstance pHost) {
      return rawStreamAllValuesOfApp(new Object[]{null, pHost}).collect(Collectors.toSet());
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    protected Stream<HostInstance> rawStreamAllValuesOfHost(final Object[] parameters) {
      return rawStreamAllValues(POSITION_HOST, parameters).map(HostInstance.class::cast);
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<HostInstance> getAllValuesOfHost() {
      return rawStreamAllValuesOfHost(emptyArray()).collect(Collectors.toSet());
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Stream<HostInstance> streamAllValuesOfHost() {
      return rawStreamAllValuesOfHost(emptyArray());
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * </p>
     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
     *      
     * @return the Stream of all values or empty set if there are no matches
     * 
     */
    public Stream<HostInstance> streamAllValuesOfHost(final Allocate.Match partialMatch) {
      return rawStreamAllValuesOfHost(partialMatch.toArray());
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * </p>
     * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
     * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
     * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
     *      
     * @return the Stream of all values or empty set if there are no matches
     * 
     */
    public Stream<HostInstance> streamAllValuesOfHost(final ApplicationInstance pApp) {
      return rawStreamAllValuesOfHost(new Object[]{pApp, null});
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<HostInstance> getAllValuesOfHost(final Allocate.Match partialMatch) {
      return rawStreamAllValuesOfHost(partialMatch.toArray()).collect(Collectors.toSet());
    }
    
    /**
     * Retrieve the set of values that occur in matches for Host.
     * @return the Set of all values or empty set if there are no matches
     * 
     */
    public Set<HostInstance> getAllValuesOfHost(final ApplicationInstance pApp) {
      return rawStreamAllValuesOfHost(new Object[]{pApp, null}).collect(Collectors.toSet());
    }
    
    @Override
    protected Allocate.Match tupleToMatch(final Tuple t) {
      try {
          return Allocate.Match.newMatch((ApplicationInstance) t.get(POSITION_APP), (HostInstance) t.get(POSITION_HOST));
      } catch(ClassCastException e) {
          LOGGER.error("Element(s) in tuple not properly typed!",e);
          return null;
      }
    }
    
    @Override
    protected Allocate.Match arrayToMatch(final Object[] match) {
      try {
          return Allocate.Match.newMatch((ApplicationInstance) match[POSITION_APP], (HostInstance) match[POSITION_HOST]);
      } catch(ClassCastException e) {
          LOGGER.error("Element(s) in array not properly typed!",e);
          return null;
      }
    }
    
    @Override
    protected Allocate.Match arrayToMatchMutable(final Object[] match) {
      try {
          return Allocate.Match.newMutableMatch((ApplicationInstance) match[POSITION_APP], (HostInstance) match[POSITION_HOST]);
      } catch(ClassCastException e) {
          LOGGER.error("Element(s) in array not properly typed!",e);
          return null;
      }
    }
    
    /**
     * @return the singleton instance of the query specification of this pattern
     * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
     * 
     */
    public static IQuerySpecification<Allocate.Matcher> querySpecification() {
      return Allocate.instance();
    }
  }
  
  private Allocate() {
    super(GeneratedPQuery.INSTANCE);
  }
  
  /**
   * @return the singleton instance of the query specification
   * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
   * 
   */
  public static Allocate instance() {
    try{
        return LazyHolder.INSTANCE;
    } catch (ExceptionInInitializerError err) {
        throw processInitializerError(err);
    }
  }
  
  @Override
  protected Allocate.Matcher instantiate(final ViatraQueryEngine engine) {
    return Allocate.Matcher.on(engine);
  }
  
  @Override
  public Allocate.Matcher instantiate() {
    return Allocate.Matcher.create();
  }
  
  @Override
  public Allocate.Match newEmptyMatch() {
    return Allocate.Match.newEmptyMatch();
  }
  
  @Override
  public Allocate.Match newMatch(final Object... parameters) {
    return Allocate.Match.newMatch((hu.bme.mit.inf.dslreasoner.domains.cps.ApplicationInstance) parameters[0], (hu.bme.mit.inf.dslreasoner.domains.cps.HostInstance) parameters[1]);
  }
  
  /**
   * Inner class allowing the singleton instance of {@link JvmGenericType: hu.bme.mit.inf.dslreasoner.domains.cps.queries.Allocate (visibility: PUBLIC, simpleName: Allocate, identifier: hu.bme.mit.inf.dslreasoner.domains.cps.queries.Allocate, deprecated: <unset>) (abstract: false, static: false, final: true, packageName: hu.bme.mit.inf.dslreasoner.domains.cps.queries) (interface: false, strictFloatingPoint: false, anonymous: false)} to be created 
   *     <b>not</b> at the class load time of the outer class, 
   *     but rather at the first call to {@link JvmGenericType: hu.bme.mit.inf.dslreasoner.domains.cps.queries.Allocate (visibility: PUBLIC, simpleName: Allocate, identifier: hu.bme.mit.inf.dslreasoner.domains.cps.queries.Allocate, deprecated: <unset>) (abstract: false, static: false, final: true, packageName: hu.bme.mit.inf.dslreasoner.domains.cps.queries) (interface: false, strictFloatingPoint: false, anonymous: false)#instance()}.
   * 
   * <p> This workaround is required e.g. to support recursion.
   * 
   */
  private static class LazyHolder {
    private static final Allocate INSTANCE = new Allocate();
    
    /**
     * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
     * This initialization order is required to support indirect recursion.
     * 
     * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
     * 
     */
    private static final Object STATIC_INITIALIZER = ensureInitialized();
    
    public static Object ensureInitialized() {
      INSTANCE.ensureInitializedInternal();
      return null;
    }
  }
  
  private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
    private static final Allocate.GeneratedPQuery INSTANCE = new GeneratedPQuery();
    
    private final PParameter parameter_App = new PParameter("App", "hu.bme.mit.inf.dslreasoner.domains.cps.ApplicationInstance", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.example.org/cps", "ApplicationInstance")), PParameterDirection.INOUT);
    
    private final PParameter parameter_Host = new PParameter("Host", "hu.bme.mit.inf.dslreasoner.domains.cps.HostInstance", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.example.org/cps", "HostInstance")), PParameterDirection.INOUT);
    
    private final List<PParameter> parameters = Arrays.asList(parameter_App, parameter_Host);
    
    private class Embedded_1_ApplicationInstance_requirement_instances_allocatedTo extends BaseGeneratedEMFPQuery {
      private final PParameter parameter_p0 = new PParameter("p0", "hu.bme.mit.inf.dslreasoner.domains.cps.ApplicationInstance", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.example.org/cps", "ApplicationInstance")), PParameterDirection.INOUT);
      
      private final PParameter parameter_p1 = new PParameter("p1", "hu.bme.mit.inf.dslreasoner.domains.cps.HostInstance", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.example.org/cps", "HostInstance")), PParameterDirection.INOUT);
      
      private final List<PParameter> embeddedParameters = Arrays.asList(parameter_p0, parameter_p1);
      
      public Embedded_1_ApplicationInstance_requirement_instances_allocatedTo() {
        super(PVisibility.EMBEDDED);
      }
      
      @Override
      public String getFullyQualifiedName() {
        return GeneratedPQuery.this.getFullyQualifiedName() + "$Embedded_1_ApplicationInstance_requirement_instances_allocatedTo";
      }
      
      @Override
      public List<PParameter> getParameters() {
        return embeddedParameters;
      }
      
      @Override
      public Set<PBody> doGetContainedBodies() {
        PBody body = new PBody(this);
        PVariable var_p0 = body.getOrCreateVariableByName("p0");
        PVariable var_p1 = body.getOrCreateVariableByName("p1");
        body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
           new ExportedParameter(body, var_p0, parameter_p0),
           new ExportedParameter(body, var_p1, parameter_p1)
        ));
        //  ApplicationInstance.requirement.instances.allocatedTo(App, Host)
        new TypeConstraint(body, Tuples.flatTupleOf(var_p0), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ApplicationInstance")));
        PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
        new TypeConstraint(body, Tuples.flatTupleOf(var_p0, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ApplicationInstance", "requirement")));
        new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "Requirement")));
        PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
        new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "Requirement", "instances")));
        new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ApplicationInstance")));
        PVariable var__virtual_2_ = body.getOrCreateVariableByName(".virtual{2}");
        new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_, var__virtual_2_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ApplicationInstance", "allocatedTo")));
        new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_2_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "HostInstance")));
        new Equality(body, var__virtual_2_, var_p1);
        return Collections.singleton(body);
      }
    }
    
    private GeneratedPQuery() {
      super(PVisibility.PUBLIC);
    }
    
    @Override
    public String getFullyQualifiedName() {
      return "hu.bme.mit.inf.dslreasoner.domains.cps.queries.allocate";
    }
    
    @Override
    public List<String> getParameterNames() {
      return Arrays.asList("App","Host");
    }
    
    @Override
    public List<PParameter> getParameters() {
      return parameters;
    }
    
    @Override
    public Set<PBody> doGetContainedBodies() {
      setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
      Set<PBody> bodies = new LinkedHashSet<>();
      {
          PBody body = new PBody(this);
          PVariable var_App = body.getOrCreateVariableByName("App");
          PVariable var_Host = body.getOrCreateVariableByName("Host");
          PVariable var_Req = body.getOrCreateVariableByName("Req");
          PVariable var_AvailableMem = body.getOrCreateVariableByName("AvailableMem");
          PVariable var_AvailableHdd = body.getOrCreateVariableByName("AvailableHdd");
          PVariable var_RequiredMem = body.getOrCreateVariableByName("RequiredMem");
          PVariable var_RequiredHdd = body.getOrCreateVariableByName("RequiredHdd");
          new TypeConstraint(body, Tuples.flatTupleOf(var_App), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ApplicationInstance")));
          new TypeConstraint(body, Tuples.flatTupleOf(var_Host), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "HostInstance")));
          body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
             new ExportedParameter(body, var_App, parameter_App),
             new ExportedParameter(body, var_Host, parameter_Host)
          ));
          // 	ApplicationInstance.type.requirements(App, Req)
          new TypeConstraint(body, Tuples.flatTupleOf(var_App), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ApplicationInstance")));
          PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
          new TypeConstraint(body, Tuples.flatTupleOf(var_App, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ApplicationInstance", "type")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ApplicationType")));
          PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ApplicationType", "requirements")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ResourceRequirement")));
          new Equality(body, var__virtual_1_, var_Req);
          // 	ResourceRequirement.hostType.instances(Req, Host)
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ResourceRequirement")));
          PVariable var__virtual_2_ = body.getOrCreateVariableByName(".virtual{2}");
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req, var__virtual_2_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ResourceRequirement", "hostType")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_2_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "HostType")));
          PVariable var__virtual_3_ = body.getOrCreateVariableByName(".virtual{3}");
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_2_, var__virtual_3_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "HostType", "instances")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_3_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "HostInstance")));
          new Equality(body, var__virtual_3_, var_Host);
          // 	find unallocatedAppInstance(App)
          new PositivePatternCall(body, Tuples.flatTupleOf(var_App), UnallocatedAppInstance.instance().getInternalQueryRepresentation());
          // 	find availableMemory(Host, AvailableMem)
          new PositivePatternCall(body, Tuples.flatTupleOf(var_Host, var_AvailableMem), AvailableMemory.instance().getInternalQueryRepresentation());
          // 	find availableHdd(Host, AvailableHdd)
          new PositivePatternCall(body, Tuples.flatTupleOf(var_Host, var_AvailableHdd), AvailableHdd.instance().getInternalQueryRepresentation());
          // 	ResourceRequirement.requiredMemory(Req, RequiredMem)
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ResourceRequirement")));
          PVariable var__virtual_4_ = body.getOrCreateVariableByName(".virtual{4}");
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req, var__virtual_4_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ResourceRequirement", "requiredMemory")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_4_), new EDataTypeInSlotsKey((EDataType)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EInt")));
          new Equality(body, var__virtual_4_, var_RequiredMem);
          // 	ResourceRequirement.requiredHdd(Req, RequiredHdd)
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "ResourceRequirement")));
          PVariable var__virtual_5_ = body.getOrCreateVariableByName(".virtual{5}");
          new TypeConstraint(body, Tuples.flatTupleOf(var_Req, var__virtual_5_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "ResourceRequirement", "requiredHdd")));
          new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_5_), new EDataTypeInSlotsKey((EDataType)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EInt")));
          new Equality(body, var__virtual_5_, var_RequiredHdd);
          // 	check(AvailableMem >= RequiredMem)
          new ExpressionEvaluation(body, new IExpressionEvaluator() {
          
              @Override
              public String getShortDescription() {
                  return "Expression evaluation from pattern allocate";
              }
              
              @Override
              public Iterable<String> getInputParameterNames() {
                  return Arrays.asList("AvailableMem", "RequiredMem");}
          
              @Override
              public Object evaluateExpression(IValueProvider provider) throws Exception {
                  Integer AvailableMem = (Integer) provider.getValue("AvailableMem");
                  Integer RequiredMem = (Integer) provider.getValue("RequiredMem");
                  return evaluateExpression_1_1(AvailableMem, RequiredMem);
              }
          },  null); 
          // 	check(AvailableHdd >= RequiredHdd)
          new ExpressionEvaluation(body, new IExpressionEvaluator() {
          
              @Override
              public String getShortDescription() {
                  return "Expression evaluation from pattern allocate";
              }
              
              @Override
              public Iterable<String> getInputParameterNames() {
                  return Arrays.asList("AvailableHdd", "RequiredHdd");}
          
              @Override
              public Object evaluateExpression(IValueProvider provider) throws Exception {
                  Integer AvailableHdd = (Integer) provider.getValue("AvailableHdd");
                  Integer RequiredHdd = (Integer) provider.getValue("RequiredHdd");
                  return evaluateExpression_1_2(AvailableHdd, RequiredHdd);
              }
          },  null); 
          // 	neg ApplicationInstance.requirement.instances.allocatedTo(App, Host)
          new NegativePatternCall(body, Tuples.flatTupleOf(var_App, var_Host), new Allocate.GeneratedPQuery.Embedded_1_ApplicationInstance_requirement_instances_allocatedTo());
          bodies.add(body);
      }
      return bodies;
    }
  }
  
  private static boolean evaluateExpression_1_1(final Integer AvailableMem, final Integer RequiredMem) {
    boolean _greaterEqualsThan = (AvailableMem.compareTo(RequiredMem) >= 0);
    return _greaterEqualsThan;
  }
  
  private static boolean evaluateExpression_1_2(final Integer AvailableHdd, final Integer RequiredHdd) {
    boolean _greaterEqualsThan = (AvailableHdd.compareTo(RequiredHdd) >= 0);
    return _greaterEqualsThan;
  }
}