/** * Generated from platform:/resource/SocialNetwork_plugin/queries/queries/Ecore.vql */ package queries; import java.util.Arrays; import java.util.Collection; 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.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.EStructuralFeatureInstancesKey; import org.eclipse.viatra.query.runtime.matchers.backend.QueryEvaluationHint; 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.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. * *

Original source: *

 *         pattern superTypes(c1:EClass, c2:EClass){
 *         	EClass.eSuperTypes(c1,c2);
 *         }
 * 
* * @see Matcher * @see Match * */ @SuppressWarnings("all") public final class SuperTypes extends BaseGeneratedEMFQuerySpecification { /** * Pattern-specific match representation of the queries.superTypes pattern, * to be used in conjunction with {@link Matcher}. * *

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 EClass fC1; private EClass fC2; private static List parameterNames = makeImmutableList("c1", "c2"); private Match(final EClass pC1, final EClass pC2) { this.fC1 = pC1; this.fC2 = pC2; } @Override public Object get(final String parameterName) { if ("c1".equals(parameterName)) return this.fC1; if ("c2".equals(parameterName)) return this.fC2; return null; } public EClass getC1() { return this.fC1; } public EClass getC2() { return this.fC2; } @Override public boolean set(final String parameterName, final Object newValue) { if (!isMutable()) throw new java.lang.UnsupportedOperationException(); if ("c1".equals(parameterName) ) { this.fC1 = (EClass) newValue; return true; } if ("c2".equals(parameterName) ) { this.fC2 = (EClass) newValue; return true; } return false; } public void setC1(final EClass pC1) { if (!isMutable()) throw new java.lang.UnsupportedOperationException(); this.fC1 = pC1; } public void setC2(final EClass pC2) { if (!isMutable()) throw new java.lang.UnsupportedOperationException(); this.fC2 = pC2; } @Override public String patternName() { return "queries.superTypes"; } @Override public List parameterNames() { return SuperTypes.Match.parameterNames; } @Override public Object[] toArray() { return new Object[]{fC1, fC2}; } @Override public SuperTypes.Match toImmutable() { return isMutable() ? newMatch(fC1, fC2) : this; } @Override public String prettyPrint() { StringBuilder result = new StringBuilder(); result.append("\"c1\"=" + prettyPrintValue(fC1) + ", "); result.append("\"c2\"=" + prettyPrintValue(fC2)); return result.toString(); } @Override public int hashCode() { return Objects.hash(fC1, fC2); } @Override public boolean equals(final Object obj) { if (this == obj) return true; if (obj == null) { return false; } if ((obj instanceof SuperTypes.Match)) { SuperTypes.Match other = (SuperTypes.Match) obj; return Objects.equals(fC1, other.fC1) && Objects.equals(fC2, other.fC2); } 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 SuperTypes specification() { return SuperTypes.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 SuperTypes.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 pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return the new, mutable (partial) match object. * */ public static SuperTypes.Match newMutableMatch(final EClass pC1, final EClass pC2) { return new Mutable(pC1, pC2); } /** * Returns a new (partial) match. * This can be used e.g. to call the matcher with a partial match. *

The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object. * @param pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return the (partial) match object. * */ public static SuperTypes.Match newMatch(final EClass pC1, final EClass pC2) { return new Immutable(pC1, pC2); } private static final class Mutable extends SuperTypes.Match { Mutable(final EClass pC1, final EClass pC2) { super(pC1, pC2); } @Override public boolean isMutable() { return true; } } private static final class Immutable extends SuperTypes.Match { Immutable(final EClass pC1, final EClass pC2) { super(pC1, pC2); } @Override public boolean isMutable() { return false; } } } /** * Generated pattern matcher API of the queries.superTypes pattern, * providing pattern-specific query methods. * *

Use the pattern matcher on a given model via {@link #on(ViatraQueryEngine)}, * e.g. in conjunction with {@link ViatraQueryEngine#on(QueryScope)}. * *

Matches of the pattern will be represented as {@link Match}. * *

Original source: *

   * pattern superTypes(c1:EClass, c2:EClass){
   * 	EClass.eSuperTypes(c1,c2);
   * }
   * 
* * @see Match * @see SuperTypes * */ public static class Matcher extends BaseMatcher { /** * 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 SuperTypes.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 SuperTypes.Matcher create() { return new Matcher(); } private static final int POSITION_C1 = 0; private static final int POSITION_C2 = 1; private static final Logger LOGGER = ViatraQueryLoggingUtil.getLogger(SuperTypes.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 pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return matches represented as a Match object. * */ public Collection getAllMatches(final EClass pC1, final EClass pC2) { return rawStreamAllMatches(new Object[]{pC1, pC2}).collect(Collectors.toSet()); } /** * Returns a stream of all matches of the pattern that conform to the given fixed values of some parameters. *

* NOTE: 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 undefined. * In such cases, either rely on {@link #getAllMatches()} or collect the results of the stream in end-user code. * @param pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return a stream of matches represented as a Match object. * */ public Stream streamAllMatches(final EClass pC1, final EClass pC2) { return rawStreamAllMatches(new Object[]{pC1, pC2}); } /** * 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 pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return a match represented as a Match object, or null if no match is found. * */ public Optional getOneArbitraryMatch(final EClass pC1, final EClass pC2) { return rawGetOneArbitraryMatch(new Object[]{pC1, pC2}); } /** * 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 pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return true if the input is a valid (partial) match of the pattern. * */ public boolean hasMatch(final EClass pC1, final EClass pC2) { return rawHasMatch(new Object[]{pC1, pC2}); } /** * Returns the number of all matches of the pattern that conform to the given fixed values of some parameters. * @param pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return the number of pattern matches found. * */ public int countMatches(final EClass pC1, final EClass pC2) { return rawCountMatches(new Object[]{pC1, pC2}); } /** * 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 pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, 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 EClass pC1, final EClass pC2, final Consumer processor) { return rawForOneArbitraryMatch(new Object[]{pC1, pC2}, processor); } /** * Returns a new (partial) match. * This can be used e.g. to call the matcher with a partial match. *

The returned match will be immutable. Use {@link #newEmptyMatch()} to obtain a mutable match object. * @param pC1 the fixed value of pattern parameter c1, or null if not bound. * @param pC2 the fixed value of pattern parameter c2, or null if not bound. * @return the (partial) match object. * */ public SuperTypes.Match newMatch(final EClass pC1, final EClass pC2) { return SuperTypes.Match.newMatch(pC1, pC2); } /** * Retrieve the set of values that occur in matches for c1. * @return the Set of all values or empty set if there are no matches * */ protected Stream rawStreamAllValuesOfc1(final Object[] parameters) { return rawStreamAllValues(POSITION_C1, parameters).map(EClass.class::cast); } /** * Retrieve the set of values that occur in matches for c1. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc1() { return rawStreamAllValuesOfc1(emptyArray()).collect(Collectors.toSet()); } /** * Retrieve the set of values that occur in matches for c1. * @return the Set of all values or empty set if there are no matches * */ public Stream streamAllValuesOfc1() { return rawStreamAllValuesOfc1(emptyArray()); } /** * Retrieve the set of values that occur in matches for c1. *

* NOTE: 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 undefined. * 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 streamAllValuesOfc1(final SuperTypes.Match partialMatch) { return rawStreamAllValuesOfc1(partialMatch.toArray()); } /** * Retrieve the set of values that occur in matches for c1. *

* NOTE: 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 undefined. * 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 streamAllValuesOfc1(final EClass pC2) { return rawStreamAllValuesOfc1(new Object[]{null, pC2}); } /** * Retrieve the set of values that occur in matches for c1. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc1(final SuperTypes.Match partialMatch) { return rawStreamAllValuesOfc1(partialMatch.toArray()).collect(Collectors.toSet()); } /** * Retrieve the set of values that occur in matches for c1. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc1(final EClass pC2) { return rawStreamAllValuesOfc1(new Object[]{null, pC2}).collect(Collectors.toSet()); } /** * Retrieve the set of values that occur in matches for c2. * @return the Set of all values or empty set if there are no matches * */ protected Stream rawStreamAllValuesOfc2(final Object[] parameters) { return rawStreamAllValues(POSITION_C2, parameters).map(EClass.class::cast); } /** * Retrieve the set of values that occur in matches for c2. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc2() { return rawStreamAllValuesOfc2(emptyArray()).collect(Collectors.toSet()); } /** * Retrieve the set of values that occur in matches for c2. * @return the Set of all values or empty set if there are no matches * */ public Stream streamAllValuesOfc2() { return rawStreamAllValuesOfc2(emptyArray()); } /** * Retrieve the set of values that occur in matches for c2. *

* NOTE: 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 undefined. * 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 streamAllValuesOfc2(final SuperTypes.Match partialMatch) { return rawStreamAllValuesOfc2(partialMatch.toArray()); } /** * Retrieve the set of values that occur in matches for c2. *

* NOTE: 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 undefined. * 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 streamAllValuesOfc2(final EClass pC1) { return rawStreamAllValuesOfc2(new Object[]{pC1, null}); } /** * Retrieve the set of values that occur in matches for c2. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc2(final SuperTypes.Match partialMatch) { return rawStreamAllValuesOfc2(partialMatch.toArray()).collect(Collectors.toSet()); } /** * Retrieve the set of values that occur in matches for c2. * @return the Set of all values or empty set if there are no matches * */ public Set getAllValuesOfc2(final EClass pC1) { return rawStreamAllValuesOfc2(new Object[]{pC1, null}).collect(Collectors.toSet()); } @Override protected SuperTypes.Match tupleToMatch(final Tuple t) { try { return SuperTypes.Match.newMatch((EClass) t.get(POSITION_C1), (EClass) t.get(POSITION_C2)); } catch(ClassCastException e) { LOGGER.error("Element(s) in tuple not properly typed!",e); return null; } } @Override protected SuperTypes.Match arrayToMatch(final Object[] match) { try { return SuperTypes.Match.newMatch((EClass) match[POSITION_C1], (EClass) match[POSITION_C2]); } catch(ClassCastException e) { LOGGER.error("Element(s) in array not properly typed!",e); return null; } } @Override protected SuperTypes.Match arrayToMatchMutable(final Object[] match) { try { return SuperTypes.Match.newMutableMatch((EClass) match[POSITION_C1], (EClass) match[POSITION_C2]); } 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 querySpecification() { return SuperTypes.instance(); } } private SuperTypes() { super(GeneratedPQuery.INSTANCE); } /** * @return the singleton instance of the query specification * @throws ViatraQueryRuntimeException if the pattern definition could not be loaded * */ public static SuperTypes instance() { try{ return LazyHolder.INSTANCE; } catch (ExceptionInInitializerError err) { throw processInitializerError(err); } } @Override protected SuperTypes.Matcher instantiate(final ViatraQueryEngine engine) { return SuperTypes.Matcher.on(engine); } @Override public SuperTypes.Matcher instantiate() { return SuperTypes.Matcher.create(); } @Override public SuperTypes.Match newEmptyMatch() { return SuperTypes.Match.newEmptyMatch(); } @Override public SuperTypes.Match newMatch(final Object... parameters) { return SuperTypes.Match.newMatch((org.eclipse.emf.ecore.EClass) parameters[0], (org.eclipse.emf.ecore.EClass) parameters[1]); } /** * Inner class allowing the singleton instance of {@link JvmGenericType: queries.SuperTypes (visibility: PUBLIC, simpleName: SuperTypes, identifier: queries.SuperTypes, deprecated: ) (abstract: false, static: false, final: true, packageName: queries) (interface: false, strictFloatingPoint: false, anonymous: false)} to be created * not at the class load time of the outer class, * but rather at the first call to {@link JvmGenericType: queries.SuperTypes (visibility: PUBLIC, simpleName: SuperTypes, identifier: queries.SuperTypes, deprecated: ) (abstract: false, static: false, final: true, packageName: queries) (interface: false, strictFloatingPoint: false, anonymous: false)#instance()}. * *

This workaround is required e.g. to support recursion. * */ private static class LazyHolder { private static final SuperTypes INSTANCE = new SuperTypes(); /** * Statically initializes the query specification after the field {@link #INSTANCE} is assigned. * This initialization order is required to support indirect recursion. * *

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 SuperTypes.GeneratedPQuery INSTANCE = new GeneratedPQuery(); private final PParameter parameter_c1 = new PParameter("c1", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT); private final PParameter parameter_c2 = new PParameter("c2", "org.eclipse.emf.ecore.EClass", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.eclipse.org/emf/2002/Ecore", "EClass")), PParameterDirection.INOUT); private final List parameters = Arrays.asList(parameter_c1, parameter_c2); private GeneratedPQuery() { super(PVisibility.PUBLIC); } @Override public String getFullyQualifiedName() { return "queries.superTypes"; } @Override public List getParameterNames() { return Arrays.asList("c1","c2"); } @Override public List getParameters() { return parameters; } @Override public Set doGetContainedBodies() { setEvaluationHints(new QueryEvaluationHint(null, QueryEvaluationHint.BackendRequirement.UNSPECIFIED)); Set bodies = new LinkedHashSet<>(); { PBody body = new PBody(this); PVariable var_c1 = body.getOrCreateVariableByName("c1"); PVariable var_c2 = body.getOrCreateVariableByName("c2"); new TypeConstraint(body, Tuples.flatTupleOf(var_c1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass"))); new TypeConstraint(body, Tuples.flatTupleOf(var_c2), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass"))); body.setSymbolicParameters(Arrays.asList( new ExportedParameter(body, var_c1, parameter_c1), new ExportedParameter(body, var_c2, parameter_c2) )); // EClass.eSuperTypes(c1,c2) new TypeConstraint(body, Tuples.flatTupleOf(var_c1), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass"))); PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}"); new TypeConstraint(body, Tuples.flatTupleOf(var_c1, var__virtual_0_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass", "eSuperTypes"))); new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_0_), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EClass"))); new Equality(body, var__virtual_0_, var_c2); bodies.add(body); } return bodies; } } }