forked from JavaTX/JavaCompilerCore
modified: ../../src/de/dhbwstuttgart/core/JavaTXCompiler.java
modified: ../../src/de/dhbwstuttgart/typeinference/constraints/ConstraintSet.java modified: ../../src/de/dhbwstuttgart/typeinference/unify/TypeUnify.java modified: ../../src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
This commit is contained in:
Martin Plümicke
parent
6ce9f4415e
commit
6a87f443e4
@ -239,75 +239,69 @@ public class JavaTXCompiler {
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logFile.write(ASTTypePrinter.print(sf));
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}
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logFile.flush();
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Set<List<Constraint<UnifyPair>>> cardProd = unifyCons.cartesianProduct();
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for (List<Constraint<UnifyPair>> xCons : cardProd ){
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Set<UnifyPair> xConsSet = new HashSet<>();
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for (Constraint<UnifyPair> constraint : xCons) {
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xConsSet.addAll(constraint);
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}
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//.collect(Collectors.toCollection(ArrayList::new))))
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System.out.println(xConsSet);
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Set<String> paraTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().map(y -> y.getParameterList().getFormalparalist()
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.stream().filter(z -> z.getType() instanceof TypePlaceholder)
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.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
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.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
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.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
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Set<String> returnTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
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Set<String> paraTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().map(y -> y.getParameterList().getFormalparalist()
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.stream().filter(z -> z.getType() instanceof TypePlaceholder)
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.map(z -> ((TypePlaceholder)z.getType()).getName()).collect(Collectors.toCollection(HashSet::new)))
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.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;}, (a,b) -> { a.addAll(b); return a;} ) )
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.reduce(new HashSet<String>(), (a,b) -> { a.addAll(b); return a;} );
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Set<String> returnTypeVarNames = allClasses.stream().map(x -> x.getMethods().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
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.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
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Set<String> fieldTypeVarNames = allClasses.stream().map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
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Set<String> fieldTypeVarNames = allClasses.stream().map(x -> x.getFieldDecl().stream().filter(y -> y.getReturnType() instanceof TypePlaceholder)
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.map(z -> ((TypePlaceholder)z.getReturnType()).getName()).collect(Collectors.toCollection(HashSet::new))).reduce((a,b) -> { a.addAll(b); return a;} ).get();
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returnTypeVarNames.addAll(fieldTypeVarNames);
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returnTypeVarNames.addAll(fieldTypeVarNames);
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unifyCons = unifyCons.map(x -> {
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//Hier muss ueberlegt werden, ob
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//1. alle Argument- und Retuntyp-Variablen in allen UnifyPairs
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// mit disableWildcardtable() werden.
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//2. alle Typvariablen mit Argument- oder Retuntyp-Variablen
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//in Beziehung auch auf disableWildcardtable() gesetzt werden muessen
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//PL 2018-04-23
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if ((x.getLhsType() instanceof PlaceholderType)) {
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if (paraTypeVarNames.contains(x.getLhsType().getName())) {
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((PlaceholderType)x.getLhsType()).setVariance((byte)1);
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((PlaceholderType)x.getLhsType()).disableWildcardtable();
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}
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if (returnTypeVarNames.contains(x.getLhsType().getName())) {
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((PlaceholderType)x.getLhsType()).setVariance((byte)-1);
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((PlaceholderType)x.getLhsType()).disableWildcardtable();
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}
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unifyCons = unifyCons.map(x -> {
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//Hier muss ueberlegt werden, ob
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//1. alle Argument- und Retuntyp-Variablen in allen UnifyPairs
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// mit disableWildcardtable() werden.
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//2. alle Typvariablen mit Argument- oder Retuntyp-Variablen
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//in Beziehung auch auf disableWildcardtable() gesetzt werden muessen
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//PL 2018-04-23
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if ((x.getLhsType() instanceof PlaceholderType)) {
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if (paraTypeVarNames.contains(x.getLhsType().getName())) {
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((PlaceholderType)x.getLhsType()).setVariance((byte)1);
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((PlaceholderType)x.getLhsType()).disableWildcardtable();
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}
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if ((x.getRhsType() instanceof PlaceholderType)) {
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if (paraTypeVarNames.contains(x.getRhsType().getName())) {
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((PlaceholderType)x.getRhsType()).setVariance((byte)1);
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((PlaceholderType)x.getRhsType()).disableWildcardtable();
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}
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if (returnTypeVarNames.contains(x.getRhsType().getName())) {
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((PlaceholderType)x.getRhsType()).setVariance((byte)-1);
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((PlaceholderType)x.getRhsType()).disableWildcardtable();
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}
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if (returnTypeVarNames.contains(x.getLhsType().getName())) {
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((PlaceholderType)x.getLhsType()).setVariance((byte)-1);
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((PlaceholderType)x.getLhsType()).disableWildcardtable();
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}
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return x;//HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS ANDERE SEITE
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}).map( y -> {
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if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) {
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if (((PlaceholderType)y.getLhsType()).getVariance() != 0 && ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
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((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType()).getVariance());
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}
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if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
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((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType()).getVariance());
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}
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}
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return y; } );
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varianceInheritanceConstrainSet(unifyCons);
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Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
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//Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
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System.out.println("RESULT: " + result);
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logFile.write("RES: " + result.toString()+"\n");
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logFile.flush();
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results.addAll(result);
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}
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}
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if ((x.getRhsType() instanceof PlaceholderType)) {
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if (paraTypeVarNames.contains(x.getRhsType().getName())) {
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((PlaceholderType)x.getRhsType()).setVariance((byte)1);
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((PlaceholderType)x.getRhsType()).disableWildcardtable();
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}
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if (returnTypeVarNames.contains(x.getRhsType().getName())) {
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((PlaceholderType)x.getRhsType()).setVariance((byte)-1);
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((PlaceholderType)x.getRhsType()).disableWildcardtable();
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}
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}
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return x;//HIER DIE JEWEILS RECHT BZW. LINKE SEITE AUF GLEICHE VARIANZ SETZEN WIE DIE JEWEILS ANDERE SEITE
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}).map( y -> {
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if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) {
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if (((PlaceholderType)y.getLhsType()).getVariance() != 0 && ((PlaceholderType)y.getRhsType()).getVariance() == 0) {
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((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType()).getVariance());
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}
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if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) {
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((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType()).getVariance());
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}
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}
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return y; } );
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varianceInheritanceConstrainSet(unifyCons);
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//Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
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//Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
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Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), unifyCons.getOderConstraints(), finiteClosure, logFile, log);
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System.out.println("RESULT: " + result);
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logFile.write("RES: " + result.toString()+"\n");
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logFile.flush();
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results.addAll(result);
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results = results.stream().map(x -> {
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Optional<Set<UnifyPair>> res = new RuleSet().subst(x.stream().map(y -> {
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if (y.getPairOp() == PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT);
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@ -328,7 +322,8 @@ public class JavaTXCompiler {
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}
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/**
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* Vererbt alle Variancen
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* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
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* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
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* @param eq The set of constraints
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*/
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private void varianceInheritance(Set<UnifyPair> eq) {
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@ -359,7 +354,8 @@ public class JavaTXCompiler {
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}
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/**
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* Vererbt alle Variancen
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* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
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* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
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* @param eq The set of constraints
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*/
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private void varianceInheritanceConstrainSet(ConstraintSet<UnifyPair> cons) {
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@ -70,4 +70,12 @@ public class ConstraintSet<A> {
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}
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return ret;
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}
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public List<Set<Constraint<A>>> getOderConstraints() {
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return oderConstraints;
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}
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public Set<A> getUndConstraints() {
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return undConstraints;
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}
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}
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@ -1,9 +1,11 @@
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package de.dhbwstuttgart.typeinference.unify;
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import java.io.FileWriter;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.ForkJoinPool;
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import de.dhbwstuttgart.typeinference.constraints.Constraint;
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import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
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import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
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@ -21,5 +23,11 @@ public class TypeUnify {
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Set<Set<UnifyPair>> res = unifyTask.compute();
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return res;
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}
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public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, FileWriter logFile, Boolean log) {
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TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, false, logFile, log);
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Set<Set<UnifyPair>> res = unifyTask.compute();
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return res;
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}
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}
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@ -18,6 +18,7 @@ import java.util.function.BinaryOperator;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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import de.dhbwstuttgart.typeinference.constraints.Constraint;
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import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
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import de.dhbwstuttgart.typeinference.unify.interfaces.IRuleSet;
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import de.dhbwstuttgart.typeinference.unify.interfaces.ISetOperations;
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@ -71,7 +72,9 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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*/
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protected IRuleSet rules;
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protected Set<UnifyPair> eq;
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protected Set<UnifyPair> eq; //und-constraints
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protected List<Set<Set<UnifyPair>>> oderConstraints;
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protected IFiniteClosure fc;
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@ -101,6 +104,25 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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rules = new RuleSet(logFile);
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}
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public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, FileWriter logFile, Boolean log) {
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this.eq = eq;
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//this.oderConstraints = oderConstraints.stream().map(x -> x.stream().map(y -> new HashSet<>(y)).collect(Collectors.toSet(HashSet::new))).collect(Collectors.toList(ArrayList::new));
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this.oderConstraints = oderConstraints.stream().map(x -> {
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Set<Set<UnifyPair>> ret = new HashSet<>();
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for (Constraint<UnifyPair> y : x) {
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ret.add(new HashSet<>(y));
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}
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return ret;
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}).collect(Collectors.toCollection(ArrayList::new));
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//x.stream().map(y -> new HashSet<>(y)).collect(Collectors.toSet(HashSet::new))).collect(Collectors.toList(ArrayList::new));
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this.fc = fc;
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this.oup = new OrderingUnifyPair(fc);
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this.parallel = parallel;
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this.logFile = logFile;
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this.log = log;
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rules = new RuleSet(logFile);
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}
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/**
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* Vererbt alle Variancen
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@ -141,6 +163,251 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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else return res;
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}
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protected Set<Set<UnifyPair>> computeNew() {
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Set<Set<UnifyPair>> fstElems = new HashSet<>();
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fstElems.add(eq);
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Set<Set<UnifyPair>> res = computeCartesianRecursiveOderConstraints(fstElems, oderConstraints, fc, parallel);
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if (isUndefinedPairSetSet(res)) { return new HashSet<>(); }
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else return res;
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}
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public Set<Set<UnifyPair>> computeCartesianRecursiveOderConstraints(Set<Set<UnifyPair>> fstElems, List<Set<Set<UnifyPair>>> topLevelSets, IFiniteClosure fc, boolean parallel) {
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//ArrayList<Set<Set<UnifyPair>>> remainingSets = new ArrayList<>(topLevelSets);
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fstElems.addAll(topLevelSets.stream()
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.filter(x -> x.size()==1)
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.map(y -> y.stream().findFirst().get())
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.collect(Collectors.toCollection(HashSet::new)));
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ArrayList<Set<Set<UnifyPair>>> remainingSets = topLevelSets.stream()
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.filter(x -> x.size()>1)
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.collect(Collectors.toCollection(ArrayList::new));
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if (remainingSets.isEmpty()) {//Alle Elemente sind 1-elementig
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Set<UnifyPair> eq = new HashSet<>();
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fstElems.stream().forEach(x -> eq.addAll(x));
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Set<Set<UnifyPair>> result = unify(eq, fc, parallel);
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return result;
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}
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Set<Set<UnifyPair>> nextSet = remainingSets.remove(0);
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writeLog("nextSet: " + nextSet.toString());
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List<Set<UnifyPair>> nextSetasList =new ArrayList<>(nextSet);
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try {
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//List<Set<UnifyPair>>
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//nextSetasList = oup.sortedCopy(nextSet);//new ArrayList<>(nextSet);
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}
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catch (java.lang.IllegalArgumentException e) {
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System.out.print("");
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}
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Set<Set<UnifyPair>> result = new HashSet<>();
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int variance = 0;
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Optional<Integer> xi = nextSetasList.stream().map(x -> x.stream().filter(y -> y.getLhsType() instanceof PlaceholderType)
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.filter(z -> ((PlaceholderType)z.getLhsType()).getVariance() != 0)
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.map(c -> ((PlaceholderType)c.getLhsType()).getVariance())
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.reduce((a,b)-> {if (a==b) return a; else return 0; }))
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.filter(d -> d.isPresent())
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.map(e -> e.get())
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.findAny();
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if (xi.isPresent()) {
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variance = xi.get();
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}
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//if (variance == 1 && nextSetasList.size() > 1) {
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// List<Set<UnifyPair>> al = new ArrayList<>(nextSetasList.size());
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// for (int ii = 0; ii < nextSetasList.size();ii++) {
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// al.add(0,nextSetasList.get(ii));
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// }
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// nextSetasList = al;
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//}
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//Set<UnifyPair> a = nextSetasListIt.next();
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/*if (nextSetasList.size()>1) {zu loeschen
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if (nextSetasList.iterator().next().iterator().next().getLhsType().getName().equals("D"))
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System.out.print("");
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if (variance == 1) {
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a_next = oup.max(nextSetasList.iterator());
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}
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else if (variance == -1) {
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a_next = oup.min(nextSetasList.iterator());
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}
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else if (variance == 0) {
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a_next = nextSetasList.iterator().next();
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}
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}
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else {
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a_next = nextSetasList.iterator().next();
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}
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*/
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if (!nextSetasList.iterator().hasNext())
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System.out.print("");
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if (nextSetasList.iterator().next().stream().filter(x -> x.getLhsType().getName().equals("D")).findFirst().isPresent() && nextSetasList.size()>1)
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System.out.print("");
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writeLog("nextSetasList: " + nextSetasList.toString());
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while (nextSetasList.size() > 0) { //(nextSetasList.size() != 0) {
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Set<UnifyPair> a = null;
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if (variance == 1) {
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a = oup.max(nextSetasList.iterator());
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nextSetasList.remove(a);
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}
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else if (variance == -1) {
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a = oup.min(nextSetasList.iterator());
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nextSetasList.remove(a);
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}
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else if (variance == 0) {
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a = nextSetasList.remove(0);
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}
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//writeLog("nextSet: " + nextSetasList.toString()+ "\n");
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//nextSetasList.remove(a);
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/* zu loeschen
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if (nextSetasList.size() > 0) {
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if (nextSetasList.size()>1) {
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if (variance == 1) {
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a_next = oup.max(nextSetasList.iterator());
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}
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else if (variance == -1) {
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a_next = oup.min(nextSetasList.iterator());
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}
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else {
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a_next = nextSetasList.iterator().next();
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}
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}
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else {
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a_next = nextSetasList.iterator().next();
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}
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}
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*/
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//PL 2018-03-01
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//TODO: 1. Maximum und Minimum unterscheiden
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//TODO: 2. compare noch für alle Elmemente die nicht X =. ty sind erweitern
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//for(Set<UnifyPair> a : newSet) {
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i++;
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Set<Set<UnifyPair>> elems = new HashSet<Set<UnifyPair>>(fstElems);
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elems.add(a);
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if (remainingSets.isEmpty()) {
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writeLog("Vor unify Aufruf: " + eq.toString());
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Set<UnifyPair> eq = new HashSet<>();
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fstElems.stream().forEach(x -> eq.addAll(x));
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Set<Set<UnifyPair>> res = unify(eq, fc, parallel);
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if (!isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result)) {
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//wenn korrektes Ergebnis gefunden alle Fehlerfaelle loeschen
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result = res;
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}
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else {
|
||||
if ((isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result))
|
||||
|| (!isUndefinedPairSetSet(res) && !isUndefinedPairSetSet(result))
|
||||
|| result.isEmpty()) {
|
||||
//alle Fehlerfaelle und alle korrekten Ergebnis jeweils adden
|
||||
result.addAll(res);
|
||||
}
|
||||
//else {
|
||||
//wenn Korrekte Ergebnisse da und Feherfälle dazukommen Fehlerfälle ignorieren
|
||||
// if (isUndefinedPairSetSet(res) && !isUndefinedPairSetSet(result)) {
|
||||
// result = result;
|
||||
// }
|
||||
//}
|
||||
}
|
||||
|
||||
|
||||
/* auskommentiert um alle Max und min Betrachtung auszuschalten ANFANG */
|
||||
if (!result.isEmpty() && !isUndefinedPairSetSet(res)) {
|
||||
if (nextSetasList.iterator().hasNext() && nextSetasList.iterator().next().stream().filter(x -> x.getLhsType().getName().equals("B")).findFirst().isPresent() && nextSetasList.size()>1)
|
||||
System.out.print("");
|
||||
Iterator<Set<UnifyPair>> nextSetasListIt = new ArrayList<Set<UnifyPair>>(nextSetasList).iterator();
|
||||
if (variance == 1) {
|
||||
System.out.println("");
|
||||
while (nextSetasListIt.hasNext()) {
|
||||
Set<UnifyPair> a_next = nextSetasListIt.next();
|
||||
if (a.equals(a_next) ||
|
||||
(oup.compare(a, a_next) == 1)) {
|
||||
nextSetasList.remove(a_next);
|
||||
}
|
||||
else {
|
||||
System.out.println("");
|
||||
}
|
||||
}
|
||||
}
|
||||
else { if (variance == -1) {
|
||||
System.out.println("");
|
||||
while (nextSetasListIt.hasNext()) {
|
||||
Set<UnifyPair> a_next = nextSetasListIt.next();
|
||||
if (a.equals(a_next) ||
|
||||
(oup.compare(a, a_next) == -1)) {
|
||||
nextSetasList.remove(0);
|
||||
}
|
||||
else {
|
||||
System.out.println("");
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (variance == 0) {
|
||||
break;
|
||||
}}
|
||||
}
|
||||
/* auskommentiert um alle Max und min Betrachtung auszuschalten ENDE */
|
||||
|
||||
if (isUndefinedPairSetSet(res)) {
|
||||
int nofstred= 0;
|
||||
Set<UnifyPair> abhSubst = res.stream()
|
||||
.map(b ->
|
||||
b.stream()
|
||||
.map(x -> x.getAllSubstitutions())
|
||||
.reduce((y,z) -> { y.addAll(z); return y;}).get())
|
||||
.reduce((y,z) -> { y.addAll(z); return y;}).get();
|
||||
Set<UnifyPair> b = a;//effective final a
|
||||
Set<UnifyPair> durchschnitt = abhSubst.stream()
|
||||
.filter(x -> b.contains(x))
|
||||
//.filter(y -> abhSubst.contains(y))
|
||||
.collect(Collectors.toCollection(HashSet::new));
|
||||
//Set<PlaceholderType> vars = durchschnitt.stream().map(x -> (PlaceholderType)x.getLhsType()).collect(Collectors.toCollection(HashSet::new));
|
||||
int len = nextSetasList.size();
|
||||
Set<UnifyPair> undefRes = res.stream().reduce((y,z) -> { y.addAll(z); return y;}).get(); //flatten aller undef results
|
||||
Set<Pair<Set<UnifyPair>, UnifyPair>> reducedUndefResSubstGroundedBasePair = undefRes.stream()
|
||||
.map(x -> { Set<UnifyPair> su = x.getAllSubstitutions(); //alle benutzten Substitutionen
|
||||
su.add(x.getGroundBasePair()); // urspruengliches Paar
|
||||
su.removeAll(durchschnitt); //alle aktuell genänderten Paare entfernen
|
||||
return new Pair<>(su, x.getGroundBasePair());})
|
||||
.collect(Collectors.toCollection(HashSet::new));
|
||||
if (res.size() > 1) {
|
||||
System.out.println();
|
||||
}
|
||||
nextSetasList = nextSetasList.stream().filter(x -> {
|
||||
//Boolean ret = false;
|
||||
//for (PlaceholderType var : vars) {
|
||||
// ret = ret || x.stream().map(b -> b.getLhsType().equals(var)).reduce((c,d) -> c || d).get();
|
||||
//}
|
||||
return (!x.containsAll(durchschnitt));
|
||||
})//.filter(y -> couldBecorrect(reducedUndefResSubstGroundedBasePair, y)) //fuer testzwecke auskommentiert um nofstred zu bestimmen PL 2018-10-10
|
||||
.collect(Collectors.toCollection(ArrayList::new));
|
||||
nofstred = nextSetasList.size();
|
||||
//NOCH NICHT korrekt PL 2018-10-12
|
||||
//nextSetasList = nextSetasList.stream().filter(y -> couldBecorrect(reducedUndefResSubstGroundedBasePair, y))
|
||||
// .collect(Collectors.toCollection(ArrayList::new));
|
||||
writeLog("res (undef): " + res.toString());
|
||||
writeLog("abhSubst: " + abhSubst.toString());
|
||||
writeLog("a: " + a.toString());
|
||||
writeLog("Durchschnitt: " + durchschnitt.toString());
|
||||
writeLog("nextSet: " + nextSet.toString());
|
||||
writeLog("nextSetasList: " + nextSetasList.toString());
|
||||
writeLog("Number first erased Elements (undef): " + (len - nofstred));
|
||||
writeLog("Number second erased Elements (undef): " + (nofstred- nextSetasList.size()));
|
||||
writeLog("Number erased Elements (undef): " + (len - nextSetasList.size()));
|
||||
noAllErasedElements = noAllErasedElements + (len - nextSetasList.size());
|
||||
writeLog("Number of all erased Elements (undef): " + noAllErasedElements.toString());
|
||||
noBacktracking++;
|
||||
writeLog("Number of Backtracking: " + noBacktracking);
|
||||
System.out.println("");
|
||||
}
|
||||
//if (nextSetasList.size() == 0 && isUndefinedPairSetSet(result) && nextSet.size() > 1) {
|
||||
// return result;
|
||||
//}
|
||||
//else {
|
||||
// result.removeIf(y -> isUndefinedPairSet(y));
|
||||
//}
|
||||
//else result.stream().filter(y -> !isUndefinedPairSet(y));
|
||||
}
|
||||
else {//duerfte gar nicht mehr vorkommen PL 2018-04-03
|
||||
result.addAll(computeCartesianRecursive(elems, remainingSets, eq, fc, parallel));
|
||||
}
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Computes all principal type unifiers for a set of constraints.
|
||||
* @param eq The set of constraints
|
||||
|
||||
Loading…
Reference in New Issue
Block a user