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/**
* 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.internal;
import hu.bme.mit.inf.dslreasoner.domains.cps.queries.internal.SatisfyingInstance;
import java.util.Arrays;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EDataType;
import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFPQuery;
import org.eclipse.viatra.query.runtime.api.impl.BaseGeneratedEMFQuerySpecificationWithGenericMatcher;
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.context.common.JavaTransitiveInstancesKey;
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.PatternMatchCounter;
import org.eclipse.viatra.query.runtime.matchers.psystem.basicdeferred.TypeFilterConstraint;
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.Tuples;
/**
* A pattern-specific query specification that can instantiate GenericPatternMatcher in a type-safe way.
*
* <p>Original source:
* <code><pre>
* private pattern requiredAppInstances(Req : Requirement, Remaining : java Integer) {
* Instances == count find satisfyingInstance(Req, _);
* Requirement.count(Req, RequiredCount);
* Remaining == eval(RequiredCount - Instances);
* }
* </pre></code>
*
* @see GenericPatternMatcher
* @see GenericPatternMatch
*
*/
@SuppressWarnings("all")
public final class RequiredAppInstances extends BaseGeneratedEMFQuerySpecificationWithGenericMatcher {
private RequiredAppInstances() {
super(GeneratedPQuery.INSTANCE);
}
/**
* @return the singleton instance of the query specification
* @throws ViatraQueryRuntimeException if the pattern definition could not be loaded
*
*/
public static RequiredAppInstances instance() {
try{
return LazyHolder.INSTANCE;
} catch (ExceptionInInitializerError err) {
throw processInitializerError(err);
}
}
/**
* Inner class allowing the singleton instance of {@link RequiredAppInstances} to be created
* <b>not</b> at the class load time of the outer class,
* but rather at the first call to {@link RequiredAppInstances#instance()}.
*
* <p> This workaround is required e.g. to support recursion.
*
*/
private static class LazyHolder {
private static final RequiredAppInstances INSTANCE = new RequiredAppInstances();
/**
* 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 RequiredAppInstances.GeneratedPQuery INSTANCE = new GeneratedPQuery();
private final PParameter parameter_Req = new PParameter("Req", "hu.bme.mit.inf.dslreasoner.domains.cps.Requirement", new EClassTransitiveInstancesKey((EClass)getClassifierLiteralSafe("http://www.example.org/cps", "Requirement")), PParameterDirection.INOUT);
private final PParameter parameter_Remaining = new PParameter("Remaining", "java.lang.Integer", new JavaTransitiveInstancesKey(java.lang.Integer.class), PParameterDirection.INOUT);
private final List<PParameter> parameters = Arrays.asList(parameter_Req, parameter_Remaining);
private GeneratedPQuery() {
super(PVisibility.PRIVATE);
}
@Override
public String getFullyQualifiedName() {
return "hu.bme.mit.inf.dslreasoner.domains.cps.queries.requiredAppInstances";
}
@Override
public List<String> getParameterNames() {
return Arrays.asList("Req","Remaining");
}
@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_Req = body.getOrCreateVariableByName("Req");
PVariable var_Remaining = body.getOrCreateVariableByName("Remaining");
PVariable var_Instances = body.getOrCreateVariableByName("Instances");
PVariable var___0_ = body.getOrCreateVariableByName("_<0>");
PVariable var_RequiredCount = body.getOrCreateVariableByName("RequiredCount");
new TypeConstraint(body, Tuples.flatTupleOf(var_Req), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "Requirement")));
new TypeFilterConstraint(body, Tuples.flatTupleOf(var_Remaining), new JavaTransitiveInstancesKey(java.lang.Integer.class));
body.setSymbolicParameters(Arrays.<ExportedParameter>asList(
new ExportedParameter(body, var_Req, parameter_Req),
new ExportedParameter(body, var_Remaining, parameter_Remaining)
));
// Instances == count find satisfyingInstance(Req, _)
PVariable var__virtual_0_ = body.getOrCreateVariableByName(".virtual{0}");
new PatternMatchCounter(body, Tuples.flatTupleOf(var_Req, var___0_), SatisfyingInstance.instance().getInternalQueryRepresentation(), var__virtual_0_);
new Equality(body, var_Instances, var__virtual_0_);
// Requirement.count(Req, RequiredCount)
new TypeConstraint(body, Tuples.flatTupleOf(var_Req), new EClassTransitiveInstancesKey((EClass)getClassifierLiteral("http://www.example.org/cps", "Requirement")));
PVariable var__virtual_1_ = body.getOrCreateVariableByName(".virtual{1}");
new TypeConstraint(body, Tuples.flatTupleOf(var_Req, var__virtual_1_), new EStructuralFeatureInstancesKey(getFeatureLiteral("http://www.example.org/cps", "Requirement", "count")));
new TypeConstraint(body, Tuples.flatTupleOf(var__virtual_1_), new EDataTypeInSlotsKey((EDataType)getClassifierLiteral("http://www.eclipse.org/emf/2002/Ecore", "EInt")));
new Equality(body, var__virtual_1_, var_RequiredCount);
// Remaining == eval(RequiredCount - Instances)
PVariable var__virtual_2_ = body.getOrCreateVariableByName(".virtual{2}");
new ExpressionEvaluation(body, new IExpressionEvaluator() {
@Override
public String getShortDescription() {
return "Expression evaluation from pattern requiredAppInstances";
}
@Override
public Iterable<String> getInputParameterNames() {
return Arrays.asList("Instances", "RequiredCount");}
@Override
public Object evaluateExpression(IValueProvider provider) throws Exception {
Integer Instances = (Integer) provider.getValue("Instances");
Integer RequiredCount = (Integer) provider.getValue("RequiredCount");
return evaluateExpression_1_1(Instances, RequiredCount);
}
}, var__virtual_2_ );
new Equality(body, var_Remaining, var__virtual_2_);
bodies.add(body);
}
return bodies;
}
}
private static int evaluateExpression_1_1(final Integer Instances, final Integer RequiredCount) {
return ((RequiredCount).intValue() - (Instances).intValue());
}
}
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