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package org.eclipse.viatra.solver.data.query.building;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import org.eclipse.viatra.solver.data.query.view.RelationView;
public class PredicateBuilder_string {
private PredicateBuilder_string() {}
public static PredicateBuild1 predicate(String name) {
return new PredicateBuild1(name);
}
public static class PredicateBuild1 {
private String name;
public PredicateBuild1(String name) {
this.name = name;
}
public PredicateBuild2 parameters(String... parameters) {
return new PredicateBuild2(name, parameters);
}
}
public static class PredicateBuild2 {
private String name;
private String[] parameters;
public PredicateBuild2(String name, String[] parameters) {
this.name = name;
this.parameters = parameters;
}
public PredicateBuild3 clause(DNFAtom...constraints) {
return new PredicateBuild3(name,parameters,List.<DNFAtom[]>of(constraints));
}
}
public static class PredicateBuild3 {
String name;
String[] parameters;
List<DNFAtom[]> clauses;
public PredicateBuild3(String name, String[] parameters, List<DNFAtom[]> clauses) {
super();
this.name = name;
this.parameters = parameters;
this.clauses = clauses;
}
public PredicateBuild3 clause(DNFAtom...constraints) {
List<DNFAtom[]> newClauses = new ArrayList<>();
newClauses.addAll(clauses);
newClauses.add(constraints);
return new PredicateBuild3(name, parameters, newClauses);
}
public DNFPredicate build() {
List<Variable> newParameters = new ArrayList<>(this.parameters.length);
for(int i = 0; i<this.parameters.length; i++) {
newParameters.add(new Variable(parameters[i]));
}
List<DNFAnd> newClauses = new ArrayList<>(this.clauses.size());
for(DNFAtom[] clause : this.clauses) {
List<DNFAtom> constraints = new ArrayList<>(clause.length);
Collections.addAll(constraints, clause);
newClauses.add(new DNFAnd(new HashSet<>(), constraints));
}
return new DNFPredicate(name,newParameters,newClauses);
}
}
private static Variable stringToVariable(String name) {
if(name != null) {
return new Variable(name);
} else {
return null;
}
}
private static List<Variable> stringToVariable(String[] names) {
List<Variable> variables = new ArrayList<>();
for(int i = 0; i<names.length; i++) {
variables.add(stringToVariable(names[i]));
}
return variables;
}
public static EquivalenceAtom cEquals(String v1, String v2) {
return new EquivalenceAtom(true,stringToVariable(v1),stringToVariable(v2));
}
public static EquivalenceAtom cNotEquals(String v1, String v2) {
return new EquivalenceAtom(false,stringToVariable(v1),stringToVariable(v2));
}
public static RelationAtom cInRelation(RelationView<?> view, String... variables) {
return new RelationAtom(view, stringToVariable(variables));
}
public static PredicateAtom cInPredicate(DNFPredicate referred, String... variables) {
return new PredicateAtom(true, false, referred, stringToVariable(variables));
}
public static PredicateAtom cInTransitivePredicate(DNFPredicate referred, String... variables) {
return new PredicateAtom(true, true, referred, stringToVariable(variables));
}
public static PredicateAtom cNotInPredicate(DNFPredicate referred, String... variables) {
return new PredicateAtom(false, false, referred, stringToVariable(variables));
}
}
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