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1/**
2 * Generated from platform:/resource/case.study.pledge.run/src/queries/case_study_A.vql
3 */
4package queries;
5
6import Taxation.Dependent;
7import java.util.Arrays;
8import java.util.Collection;
9import java.util.LinkedHashSet;
10import java.util.List;
11import java.util.Objects;
12import java.util.Optional;
13import java.util.Set;
14import java.util.function.Consumer;
15import java.util.stream.Collectors;
16import java.util.stream.Stream;
17import org.apache.log4j.Logger;
18import org.eclipse.emf.ecore.EClass;
19import org.eclipse.emf.ecore.EDataType;
20import org.eclipse.viatra.query.runtime.api.IPatternMatch;
21import org.eclipse.viatra.query.runtime.api.IQuerySpecification;
22import org.eclipse.viatra.query.runtime.api.ViatraQueryEngine;
23import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
24import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecification;
25import org.eclipse.viatra.query.runtime.api.impl.BaseMatcher;
26import org.eclipse.viatra.query.runtime.api.impl.BasePatternMatch;
27import org.eclipse.viatra.query.runtime.emf.types.EClassTransitiveInstancesKey;
28import org.eclipse.viatra.query.runtime.emf.types.EDataTypeInSlotsKey;
29import org.eclipse.viatra.query.runtime.emf.types.EStructuralFeatureInstancesKey;
30import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint;
31import org.eclipse.viatra.query.runtime.matchers.psystem.IExpressionEvaluator;
32import org.eclipse.viatra.query.runtime.matchers.psystem.IValueProvider;
33import org.eclipse.viatra.query.runtime.matchers.psystem.PBody;
34import org.eclipse.viatra.query.runtime.matchers.psystem.PVariable;
35import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.Equality;
36import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExportedParameter;
37import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.ExpressionEvaluation;
38import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.ConstantValue;
39import org.eclipse.viatra.query.runtime.matchers.psystem.basicenumerables.TypeConstraint;
40import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameter;
41import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PParameterDirection;
42import org.eclipse.viatra.query.runtime.matchers.psystem.queries.PVisibility;
43import org.eclipse.viatra.query.runtime.matchers.tuple.Tuple;
44import org.eclipse.viatra.query.runtime.matchers.tuple.Tuples;
45import org.eclipse.viatra.query.runtime.util.ViatraQueryLoggingUtil;
46
47/**
48 * A pattern-specific query specification that can instantiate Matcher in a type-safe way.
49 *
50 * <p>Original source:
51 * <code><pre>
52 * pattern x_inv03_eligAll(dep : Dependent) {
53 * Dependent.birth_year(dep, by);
54 * check(2018-by {@literal <}= 21);
55 * } or {
56 * Dependent.continued_studies(dep, true);
57 * }
58 * </pre></code>
59 *
60 * @see Matcher
61 * @see Match
62 *
63 */
64@SuppressWarnings("all")
65public final class X_inv03_eligAll extends BaseGeneratedEMFQuerySpecification<X_inv03_eligAll.Matcher> {
66 /**
67 * Pattern-specific match representation of the queries.x_inv03_eligAll pattern,
68 * to be used in conjunction with {@link Matcher}.
69 *
70 * <p>Class fields correspond to parameters of the pattern. Fields with value null are considered unassigned.
71 * Each instance is a (possibly partial) substitution of pattern parameters,
72 * usable to represent a match of the pattern in the result of a query,
73 * or to specify the bound (fixed) input parameters when issuing a query.
74 *
75 * @see Matcher
76 *
77 */
78 public static abstract class Match extends BasePatternMatch {
79 private Dependent fDep;
80
81 private static List<String> parameterNames = makeImmutableList("dep");
82
83 private Match(final Dependent pDep) {
84 this.fDep = pDep;
85 }
86
87 @Override
88 public Object get(final String parameterName) {
89 switch(parameterName) {
90 case "dep": return this.fDep;
91 default: return null;
92 }
93 }
94
95 @Override
96 public Object get(final int index) {
97 switch(index) {
98 case 0: return this.fDep;
99 default: return null;
100 }
101 }
102
103 public Dependent getDep() {
104 return this.fDep;
105 }
106
107 @Override
108 public boolean set(final String parameterName, final Object newValue) {
109 if (!isMutable()) throw new java.lang.UnsupportedOperationException();
110 if ("dep".equals(parameterName) ) {
111 this.fDep = (Dependent) newValue;
112 return true;
113 }
114 return false;
115 }
116
117 public void setDep(final Dependent pDep) {
118 if (!isMutable()) throw new java.lang.UnsupportedOperationException();
119 this.fDep = pDep;
120 }
121
122 @Override
123 public String patternName() {
124 return "queries.x_inv03_eligAll";
125 }
126
127 @Override
128 public List<String> parameterNames() {
129 return X_inv03_eligAll.Match.parameterNames;
130 }
131
132 @Override
133 public Object[] toArray() {
134 return new Object[]{fDep};
135 }
136
137 @Override
138 public X_inv03_eligAll.Match toImmutable() {
139 return isMutable() ? newMatch(fDep) : this;
140 }
141
142 @Override
143 public String prettyPrint() {
144 StringBuilder result = new StringBuilder();
145 result.append("\"dep\"=" + prettyPrintValue(fDep));
146 return result.toString();
147 }
148
149 @Override
150 public int hashCode() {
151 return Objects.hash(fDep);
152 }
153
154 @Override
155 public boolean equals(final Object obj) {
156 if (this == obj)
157 return true;
158 if (obj == null) {
159 return false;
160 }
161 if ((obj instanceof X_inv03_eligAll.Match)) {
162 X_inv03_eligAll.Match other = (X_inv03_eligAll.Match) obj;
163 return Objects.equals(fDep, other.fDep);
164 } else {
165 // this should be infrequent
166 if (!(obj instanceof IPatternMatch)) {
167 return false;
168 }
169 IPatternMatch otherSig = (IPatternMatch) obj;
170 return Objects.equals(specification(), otherSig.specification()) && Arrays.deepEquals(toArray(), otherSig.toArray());
171 }
172 }
173
174 @Override
175 public X_inv03_eligAll specification() {
176 return X_inv03_eligAll.instance();
177 }
178
179 /**
180 * Returns an empty, mutable match.
181 * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
182 *
183 * @return the empty match.
184 *
185 */
186 public static X_inv03_eligAll.Match newEmptyMatch() {
187 return new Mutable(null);
188 }
189
190 /**
191 * Returns a mutable (partial) match.
192 * Fields of the mutable match can be filled to create a partial match, usable as matcher input.
193 *
194 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
195 * @return the new, mutable (partial) match object.
196 *
197 */
198 public static X_inv03_eligAll.Match newMutableMatch(final Dependent pDep) {
199 return new Mutable(pDep);
200 }
201
202 /**
203 * Returns a new (partial) match.
204 * This can be used e.g. to call the matcher with a partial match.
205 * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
206 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
207 * @return the (partial) match object.
208 *
209 */
210 public static X_inv03_eligAll.Match newMatch(final Dependent pDep) {
211 return new Immutable(pDep);
212 }
213
214 private static final class Mutable extends X_inv03_eligAll.Match {
215 Mutable(final Dependent pDep) {
216 super(pDep);
217 }
218
219 @Override
220 public boolean isMutable() {
221 return true;
222 }
223 }
224
225 private static final class Immutable extends X_inv03_eligAll.Match {
226 Immutable(final Dependent pDep) {
227 super(pDep);
228 }
229
230 @Override
231 public boolean isMutable() {
232 return false;
233 }
234 }
235 }
236
237 /**
238 * Generated pattern matcher API of the queries.x_inv03_eligAll pattern,
239 * providing pattern-specific query methods.
240 *
241 * <p>Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)},
242 * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}.
243 *
244 * <p>Matches of the pattern will be represented as {@link Match}.
245 *
246 * <p>Original source:
247 * <code><pre>
248 * pattern x_inv03_eligAll(dep : Dependent) {
249 * Dependent.birth_year(dep, by);
250 * check(2018-by {@literal <}= 21);
251 * } or {
252 * Dependent.continued_studies(dep, true);
253 * }
254 * </pre></code>
255 *
256 * @see Match
257 * @see X_inv03_eligAll
258 *
259 */
260 public static class Matcher extends BaseMatcher<X_inv03_eligAll.Match> {
261 /**
262 * Initializes the pattern matcher within an existing VIATRA Query engine.
263 * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
264 *
265 * @param engine the existing VIATRA Query engine in which this matcher will be created.
266 * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
267 *
268 */
269 public static X_inv03_eligAll.Matcher on(final ViatraQueryEngine engine) {
270 // check if matcher already exists
271 Matcher matcher = engine.getExistingMatcher(querySpecification());
272 if (matcher == null) {
273 matcher = (Matcher)engine.getMatcher(querySpecification());
274 }
275 return matcher;
276 }
277
278 /**
279 * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
280 * @return an initialized matcher
281 * @noreference This method is for internal matcher initialization by the framework, do not call it manually.
282 *
283 */
284 public static X_inv03_eligAll.Matcher create() {
285 return new Matcher();
286 }
287
288 private static final int POSITION_DEP = 0;
289
290 private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(X_inv03_eligAll.Matcher.class);
291
292 /**
293 * Initializes the pattern matcher within an existing VIATRA Query engine.
294 * If the pattern matcher is already constructed in the engine, only a light-weight reference is returned.
295 *
296 * @param engine the existing VIATRA Query engine in which this matcher will be created.
297 * @throws ViatraQueryRuntimeException if an error occurs during pattern matcher creation
298 *
299 */
300 private Matcher() {
301 super(querySpecification());
302 }
303
304 /**
305 * Returns the set of all matches of the pattern that conform to the given fixed values of some parameters.
306 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
307 * @return matches represented as a Match object.
308 *
309 */
310 public Collection<X_inv03_eligAll.Match> getAllMatches(final Dependent pDep) {
311 return rawStreamAllMatches(new Object[]{pDep}).collect(Collectors.toSet());
312 }
313
314 /**
315 * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters.
316 * </p>
317 * <strong>NOTE</strong>: It is important not to modify the source model while the stream is being processed.
318 * If the match set of the pattern changes during processing, the contents of the stream is <strong>undefined</strong>.
319 * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code.
320 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
321 * @return a stream of matches represented as a Match object.
322 *
323 */
324 public Stream<X_inv03_eligAll.Match> streamAllMatches(final Dependent pDep) {
325 return rawStreamAllMatches(new Object[]{pDep});
326 }
327
328 /**
329 * Returns an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
330 * Neither determinism nor randomness of selection is guaranteed.
331 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
332 * @return a match represented as a Match object, or null if no match is found.
333 *
334 */
335 public Optional<X_inv03_eligAll.Match> getOneArbitraryMatch(final Dependent pDep) {
336 return rawGetOneArbitraryMatch(new Object[]{pDep});
337 }
338
339 /**
340 * Indicates whether the given combination of specified pattern parameters constitute a valid pattern match,
341 * under any possible substitution of the unspecified parameters (if any).
342 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
343 * @return true if the input is a valid (partial) match of the pattern.
344 *
345 */
346 public boolean hasMatch(final Dependent pDep) {
347 return rawHasMatch(new Object[]{pDep});
348 }
349
350 /**
351 * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters.
352 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
353 * @return the number of pattern matches found.
354 *
355 */
356 public int countMatches(final Dependent pDep) {
357 return rawCountMatches(new Object[]{pDep});
358 }
359
360 /**
361 * Executes the given processor on an arbitrarily chosen match of the pattern that conforms to the given fixed values of some parameters.
362 * Neither determinism nor randomness of selection is guaranteed.
363 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
364 * @param processor the action that will process the selected match.
365 * @return true if the pattern has at least one match with the given parameter values, false if the processor was not invoked
366 *
367 */
368 public boolean forOneArbitraryMatch(final Dependent pDep, final Consumer<? super X_inv03_eligAll.Match> processor) {
369 return rawForOneArbitraryMatch(new Object[]{pDep}, processor);
370 }
371
372 /**
373 * Returns a new (partial) match.
374 * This can be used e.g. to call the matcher with a partial match.
375 * <p>The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object.
376 * @param pDep the fixed value of pattern parameter dep, or null if not bound.
377 * @return the (partial) match object.
378 *
379 */
380 public X_inv03_eligAll.Match newMatch(final Dependent pDep) {
381 return X_inv03_eligAll.Match.newMatch(pDep);
382 }
383
384 /**
385 * Retrieve the set of values that occur in matches for dep.
386 * @return the Set of all values or empty set if there are no matches
387 *
388 */
389 protected Stream<Dependent> rawStreamAllValuesOfdep(final Object[] parameters) {
390 return rawStreamAllValues(POSITION_DEP, parameters).map(Dependent.class::cast);
391 }
392
393 /**
394 * Retrieve the set of values that occur in matches for dep.
395 * @return the Set of all values or empty set if there are no matches
396 *
397 */
398 public Set<Dependent> getAllValuesOfdep() {
399 return rawStreamAllValuesOfdep(emptyArray()).collect(Collectors.toSet());
400 }
401
402 /**
403 * Retrieve the set of values that occur in matches for dep.
404 * @return the Set of all values or empty set if there are no matches
405 *
406 */
407 public Stream<Dependent> streamAllValuesOfdep() {
408 return rawStreamAllValuesOfdep(emptyArray());
409 }
410
411 @Override
412 protected X_inv03_eligAll.Match tupleToMatch(final Tuple t) {
413 try {
414 return X_inv03_eligAll.Match.newMatch((Dependent) t.get(POSITION_DEP));
415 } catch(ClassCastException e) {
416 LOGGER.error("Element(s) in tuple not properly typed!",e);
417 return null;
418 }
419 }
420
421 @Override
422 protected X_inv03_eligAll.Match arrayToMatch(final Object[] match) {
423 try {
424 return X_inv03_eligAll.Match.newMatch((Dependent) match[POSITION_DEP]);
425 } catch(ClassCastException e) {
426 LOGGER.error("Element(s) in array not properly typed!",e);
427 return null;
428 }
429 }
430
431 @Override
432 protected X_inv03_eligAll.Match arrayToMatchMutable(final Object[] match) {
433 try {
434 return X_inv03_eligAll.Match.newMutableMatch((Dependent) match[POSITION_DEP]);
435 } catch(ClassCastException e) {
436 LOGGER.error("Element(s) in array not properly typed!",e);
437 return null;
438 }
439 }
440
441 /**
442 * @return the singleton instance of the query specification of this pattern
443 * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
444 *
445 */
446 public static IQuerySpecification<X_inv03_eligAll.Matcher> querySpecification() {
447 return X_inv03_eligAll.instance();
448 }
449 }
450
451 private X_inv03_eligAll() {
452 super(GeneratedPQuery.INSTANCE);
453 }
454
455 /**
456 * @return the singleton instance of the query specification
457 * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
458 *
459 */
460 public static X_inv03_eligAll instance() {
461 try{
462 return LazyHolder.INSTANCE;
463 } catch (ExceptionInInitializerError err) {
464 throw processInitializerError(err);
465 }
466 }
467
468 @Override
469 protected X_inv03_eligAll.Matcher instantiate(final ViatraQueryEngine engine) {
470 return X_inv03_eligAll.Matcher.on(engine);
471 }
472
473 @Override
474 public X_inv03_eligAll.Matcher instantiate() {
475 return X_inv03_eligAll.Matcher.create();
476 }
477
478 @Override
479 public X_inv03_eligAll.Match newEmptyMatch() {
480 return X_inv03_eligAll.Match.newEmptyMatch();
481 }
482
483 @Override
484 public X_inv03_eligAll.Match newMatch(final Object... parameters) {
485 return X_inv03_eligAll.Match.newMatch((Taxation.Dependent) parameters[0]);
486 }
487
488 /**
489 * Inner class allowing the singleton instance of {@link X_inv03_eligAll} to be created
490 * <b>not</b> at the class load time of the outer class,
491 * but rather at the first call to {@link X_inv03_eligAll#instance()}.
492 *
493 * <p> This workaround is required e.g. to support recursion.
494 *
495 */
496 private static class LazyHolder {
497 private static final X_inv03_eligAll INSTANCE = new X_inv03_eligAll();
498
499 /**
500 * Statically initializes the query specification <b>after</b> the field {@link #INSTANCE} is assigned.
501 * This initialization order is required to support indirect recursion.
502 *
503 * <p> The static initializer is defined using a helper field to work around limitations of the code generator.
504 *
505 */
506 private static final Object STATIC_INITIALIZER = ensureInitialized();
507
508 public static Object ensureInitialized() {
509 INSTANCE.ensureInitializedInternal();
510 return null;
511 }
512 }
513
514 private static class GeneratedPQuery extends BaseGeneratedEMFPQuery {
515 private static final X_inv03_eligAll.GeneratedPQuery INSTANCE = new GeneratedPQuery();
516
517 private final PParameter parameter_dep = new PParameter("dep", "Taxation.Dependent", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http:///TaxCard.ecore", "Dependent")), PParameterDirection.INOUT);
518
519 private final List<PParameter> parameters = Arrays.asList(parameter_dep);
520
521 private GeneratedPQuery() {
522 super(PVisibility.PUBLIC);
523 }
524
525 @Override
526 public String getFullyQualifiedName() {
527 return "queries.x_inv03_eligAll";
528 }
529
530 @Override
531 public List<String> getParameterNames() {
532 return Arrays.asList("dep");
533 }
534
535 @Override
536 public List<PParameter> getParameters() {
537 return parameters;
538 }
539
540 @Override
541 public Set<PBody> doGetContainedBodies() {
542 setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED));
543 Set<PBody> bodies = new LinkedHashSet<>();
544 {
545 PBody body = new PBody(this);
546 PVariable var_dep = body.getOrCreateVariableByName("dep");
547 PVariable var_by = body.getOrCreateVariableByName("by");
548 new TypeConstraint(body, Tuples.flatTupleOf(var_dep), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http:///TaxCard.ecore", "Dependent")));
549 body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
550 new ExportedParameter(body, var_dep, parameter_dep)
551 ));
552 // Dependent.birth_year(dep, by)
553 new TypeConstraint(body, Tuples.flatTupleOf(var_dep), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http:///TaxCard.ecore", "Dependent")));
554 PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
555 new TypeConstraint(body, Tuples.flatTupleOf(var_dep, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http:///TaxCard.ecore", "Physical_Person", "birth_year")));
556 new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EDataTypeInSlotsKey((EDataType)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EInt")));
557 new Equality(body, var__virtual_0_, var_by);
558 // check(2018-by <= 21)
559 new ExpressionEvaluation(body, new IExpressionEvaluator() {
560
561 @Override
562 public String getShortDescription() {
563 return "Expression evaluation from pattern x_inv03_eligAll";
564 }
565
566 @Override
567 public Iterable<String> getInputParameterNames() {
568 return Arrays.asList("by");}
569
570 @Override
571 public Object evaluateExpression(IValueProvider provider) throws Exception {
572 Integer by = (Integer) provider.getValue("by");
573 return evaluateExpression_1_1(by);
574 }
575 }, null);
576 bodies.add(body);
577 }
578 {
579 PBody body = new PBody(this);
580 PVariable var_dep = body.getOrCreateVariableByName("dep");
581 new TypeConstraint(body, Tuples.flatTupleOf(var_dep), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http:///TaxCard.ecore", "Dependent")));
582 body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
583 new ExportedParameter(body, var_dep, parameter_dep)
584 ));
585 // Dependent.continued_studies(dep, true)
586 PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
587 new ConstantValue(body, var__virtual_0_, true);
588 new TypeConstraint(body, Tuples.flatTupleOf(var_dep), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http:///TaxCard.ecore", "Dependent")));
589 PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
590 new TypeConstraint(body, Tuples.flatTupleOf(var_dep, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http:///TaxCard.ecore", "Dependent", "continued_studies")));
591 new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EDataTypeInSlotsKey((EDataType)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EBoolean")));
592 new Equality(body, var__virtual_1_, var__virtual_0_);
593 bodies.add(body);
594 }
595 return bodies;
596 }
597 }
598
599 private static boolean evaluateExpression_1_1(final Integer by) {
600 return ((2018 - (by).intValue()) <= 21);
601 }
602
603 private static boolean evaluateExpression_2_1() {
604 return true;
605 }
606}