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modified: src/main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java

Browse Source 
modified:   src/main/java/de/dhbwstuttgart/syntaxtree/visual/OutputGenerator.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/constraints/Constraint.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/constraints/ConstraintSet.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/constraints/Pair.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/RuleSet.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
	modified:   src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
This commit is contained in:
pl@gohorb.ba-horb.de 2023-02-02 14:49:30 +01:00
parent 0c9612a2ea
commit e699fc36ae
9 changed files with 101 additions and 31 deletions
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12
src/main/java/de/dhbwstuttgart/syntaxtree/factory/UnifyTypeFactory.java
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@ -152,12 +152,12 @@ public class UnifyTypeFactory {
}
//NEVER USED
public static Constraint<UnifyPair> convert(Constraint<Pair> constraint){
Constraint<UnifyPair> unifyPairConstraint = constraint.stream()
.map(UnifyTypeFactory::convert)
.collect(Collectors.toCollection( () -> new Constraint<UnifyPair> (constraint.isInherited(), convert(constraint.getExtendConstraint()))));
return unifyPairConstraint;
}
//public static Constraint<UnifyPair> convert(Constraint<Pair> constraint){
// Constraint<UnifyPair> unifyPairConstraint = constraint.stream()
// .map(UnifyTypeFactory::convert)
// .collect(Collectors.toCollection( () -> new Constraint<UnifyPair> (constraint.isInherited(), convert(constraint.getExtendConstraint()))));
// return unifyPairConstraint;
//}
public static UnifyPair convert(Pair p) {
UnifyPair ret = null;

1
src/main/java/de/dhbwstuttgart/syntaxtree/visual/OutputGenerator.java
View File

@ -271,6 +271,7 @@ public class OutputGenerator implements ASTVisitor{
public void visit(MethodCall methodCall) {
methodCall.receiver.accept(this);
out.append("."+methodCall.name);
out.append(" Signature: "+methodCall.signature);
methodCall.getArgumentList().accept(this);
}

16
src/main/java/de/dhbwstuttgart/typeinference/constraints/Constraint.java
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@ -10,6 +10,11 @@ public class Constraint<A> extends HashSet<A> {
private static final long serialVersionUID = 1L;
private Boolean isInherited = false;//wird nur für die Method-Constraints benoetigt
/*
* wird verwendet um bei der Codegenerierung die richtige Methoden - Signatur
* auszuwaehlen
*/
/*private*/ Set<A> methodSignatureConstraint = new HashSet<>();
private Constraint<A> extendConstraint = null;
@ -21,9 +26,10 @@ public class Constraint<A> extends HashSet<A> {
this.isInherited = isInherited;
}
public Constraint(Boolean isInherited, Constraint<A> extendConstraint) {
public Constraint(Boolean isInherited, Constraint<A> extendConstraint, Set<A> methodSignatureConstraint) {
this.isInherited = isInherited;
this.extendConstraint = extendConstraint;
this.methodSignatureConstraint = methodSignatureConstraint;
}
public void setIsInherited(Boolean isInherited) {
@ -41,6 +47,14 @@ public class Constraint<A> extends HashSet<A> {
public void setExtendConstraint(Constraint<A> c) {
extendConstraint = c;
}
public Set<A> getmethodSignatureConstraint() {
return methodSignatureConstraint;
}
public void setmethodSignatureConstraint(Set<A> c) {
methodSignatureConstraint = c;
}
public String toString() {
return super.toString() + "\nisInherited = " + isInherited

3
src/main/java/de/dhbwstuttgart/typeinference/constraints/ConstraintSet.java
View File

@ -77,7 +77,8 @@ public class ConstraintSet<A> {
.map(o)
.collect(Collectors.toCollection((as.getExtendConstraint() != null)
? () -> new Constraint<B> (as.isInherited(),
as.getExtendConstraint().stream().map(o).collect(Collectors.toCollection(Constraint::new)))
as.getExtendConstraint().stream().map(o).collect(Collectors.toCollection(Constraint::new)),
as.getmethodSignatureConstraint().stream().map(o).collect(Collectors.toCollection(HashSet::new)))
: () -> new Constraint<B> (as.isInherited())
));

12
src/main/java/de/dhbwstuttgart/typeinference/constraints/Pair.java
View File

@ -14,6 +14,7 @@ public class Pair implements Serializable
public final RefTypeOrTPHOrWildcardOrGeneric TA2;
private PairOperator eOperator = PairOperator.SMALLER;
private Boolean noUnification = false;
public Pair(RefTypeOrTPHOrWildcardOrGeneric TA1, RefTypeOrTPHOrWildcardOrGeneric TA2 )
@ -31,7 +32,16 @@ public class Pair implements Serializable
this(TA1,TA2);
this.eOperator = eOp;
}
public Pair(RefTypeOrTPHOrWildcardOrGeneric TA1, RefTypeOrTPHOrWildcardOrGeneric TA2, PairOperator eOp, Boolean noUnification)
{
// Konstruktor
this(TA1,TA2);
this.eOperator = eOp;
this.noUnification = noUnification;
}
public String toString()
{
// otth: Gibt ein Paar als String aus --> zum Debuggen und Vergleichen

38
src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
View File

@ -641,6 +641,10 @@ public class TYPEStmt implements StatementVisitor{
//PL 2023-01-24: dafuer ? extends receiverType noch ergaenzt
extendsMethodConstraint.add(new Pair(forMethod.receiver.getType(), new ExtendsWildcardType(receiverType, receiverType.getOffset()), PairOperator.EQUALSDOT));
//gegenseite Verschraenkung der beiden Mengen von Typannahmen
methodConstraint.setExtendConstraint(extendsMethodConstraint);
extendsMethodConstraint.setExtendConstraint(methodConstraint);
//Fuer Bytecodegenerierung PL 2020-03-09 wird derzeit nicht benutzt ANFANG
//methodConstraint.add(new Pair(forMethod.receiverType, retType,
// PairOperator.EQUALSDOT));
@ -655,6 +659,13 @@ public class TYPEStmt implements StatementVisitor{
methodConstraint.addAll(parameterContraints);
extendsMethodConstraint.addAll(parameterContraints);
Set<Pair> methodSignatureConstraint = generatemethodSignatureConstraint(forMethod, assumption, info, resolver);
System.out.println("methodSignatureConstraint; " + methodSignatureConstraint);
methodConstraint.setmethodSignatureConstraint(methodSignatureConstraint);
extendsMethodConstraint.setmethodSignatureConstraint(methodSignatureConstraint);
Set<Constraint<Pair>> ret = new HashSet<>();
ret.add(methodConstraint);
ret.add(extendsMethodConstraint);
@ -670,8 +681,7 @@ public class TYPEStmt implements StatementVisitor{
RefTypeOrTPHOrWildcardOrGeneric argType = foMethod.arglist.getArguments().get(i).getType();
RefTypeOrTPHOrWildcardOrGeneric assType = assumption.getArgTypes(resolver).get(i);
//Zuordnung von MethoCall.signature (Argumenttypen) zu der Argumenttypen der ausgewaehlten Methode (assumption.params)
ret.add(new Pair(foMethod.signature.get(i), assumption.getArgTypes().get(i), PairOperator.EQUALSDOT));
ret.add(new Pair(argType, assType, PairOperator.SMALLERDOT));
@ -679,14 +689,26 @@ public class TYPEStmt implements StatementVisitor{
// ret.add(new Pair(foMethod.argTypes.get(i), assType, PairOperator.EQUALSDOT));
//Fuer Bytecodegenerierung PL 2020-03-09 wird derzeit nicht benutzt ENDE
}
//Zuordnung von MethodCall.signature(ReturnType) zu dem ReturnType der ausgewaehlten Methode (assumption.returnType)
System.out.println(foMethod.name);
ret.add(new Pair(foMethod.signature.get(foMethod.signature.size()-1), assumption.getReturnType(), PairOperator.EQUALSDOT));
return ret;
}
protected Set<Pair> generatemethodSignatureConstraint(MethodCall foMethod, MethodAssumption assumption,
TypeInferenceBlockInformation info, GenericsResolver resolver) {
Set<Pair> ret = new HashSet<>();
for(int i = 0; i<foMethod.arglist.getArguments().size(); i++){
//Zuordnung von MethoCall.signature (Argumenttypen) zu der Argumenttypen der ausgewaehlten Methode (assumption.params)
ret.add(new Pair(foMethod.signature.get(i), assumption.getArgTypes().get(i), PairOperator.EQUALSDOT));
}
//Zuordnung von MethodCall.signature(ReturnType) zu dem ReturnType der ausgewaehlten Methode (assumption.returnType)
System.out.println(foMethod.name);
ret.add(new Pair(foMethod.signature.get(foMethod.signature.size()-1), assumption.getReturnType(), PairOperator.EQUALSDOT));
return ret;
}
public static List<MethodAssumption> getMethods(String name, int numArgs, TypeInferenceBlockInformation info) {
List<MethodAssumption> ret = new ArrayList<>();

3
src/main/java/de/dhbwstuttgart/typeinference/unify/RuleSet.java
View File

@ -683,7 +683,8 @@ public class RuleSet implements IRuleSet{
x -> uni.apply(pair,x)).collect(Collectors.toCollection((b.getExtendConstraint() != null)
? () -> new Constraint<UnifyPair>(
b.isInherited(),
b.getExtendConstraint().stream().map(x -> uni.apply(pair,x)).collect(Collectors.toCollection(Constraint::new)))
b.getExtendConstraint().stream().map(x -> uni.apply(pair,x)).collect(Collectors.toCollection(Constraint::new)),
b.getmethodSignatureConstraint().stream().map(x -> uni.apply(pair,x)).collect(Collectors.toCollection(HashSet::new)))
: () -> new Constraint<UnifyPair>(b.isInherited())
));
oderConstraints.replaceAll(oc -> oc.stream().map(applyUni).collect(Collectors.toCollection(HashSet::new)));

2
src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java
View File

@ -34,7 +34,7 @@ public class TypeUnify2Task extends TypeUnifyTask {
System.out.println("two");
}
one = true;
Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField);
Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField, false);
/*if (isUndefinedPairSetSet(res)) {
return new HashSet<>(); }
else

45
src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
View File

@ -260,7 +260,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
ArrayList<Set<Constraint<UnifyPair>>> remainingOderconstraints = oderConstraintsField.stream()
.filter(x -> x.size()>1)
.collect(Collectors.toCollection(ArrayList::new));
Set<Set<UnifyPair>> res = unify(neweq, remainingOderconstraints, fc, parallel, rekTiefeField);
Set<Set<UnifyPair>> res = unify(neweq, remainingOderconstraints, fc, parallel, rekTiefeField, false);
noOfThread--;
try {
logFile.close();
@ -305,7 +305,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
* @param fc The finite closure
* @return The set of all principal type unifiers
*/
protected Set<Set<UnifyPair>> unify(final Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
protected Set<Set<UnifyPair>> unify(final Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, boolean sameEq) {
//Set<UnifyPair> aas = eq.stream().filter(x -> x.getLhsType().getName().equals("AA") //&& x.getPairOp().equals(PairOperator.SMALLERDOT)
// ).collect(Collectors.toCollection(HashSet::new));
//writeLog(nOfUnify.toString() + " AA: " + aas.toString());
@ -484,12 +484,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
//Aufruf von computeCartesianRecursive ANFANG
//writeLog("topLevelSets: " + topLevelSets.toString());
return computeCartesianRecursive(new ArrayList<>(topLevelSets), eq, oderConstraintsOutput, fc, parallel, rekTiefe);
return computeCartesianRecursive(new ArrayList<>(topLevelSets), eq, oderConstraintsOutput, fc, parallel, rekTiefe, sameEq);
}
Set<Set<UnifyPair>> unify2(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
Set<Set<UnifyPair>> unify2(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, boolean sameEq) {
//Aufruf von computeCartesianRecursive ENDE
//keine Ahnung woher das kommt
@ -578,12 +578,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
}
}
else if(eqPrimePrime.isPresent()) {
Set<Set<UnifyPair>> unifyres = unifyres1 = unify(eqPrimePrime.get(), newOderConstraints, fc, parallel, rekTiefe);
Set<Set<UnifyPair>> unifyres = unifyres1 = unify(eqPrimePrime.get(), newOderConstraints, fc, parallel, rekTiefe, sameEq);
eqPrimePrimeSet.addAll(unifyres);
}
else {
Set<Set<UnifyPair>> unifyres = unifyres2 = unify(eqPrime, newOderConstraints, fc, parallel, rekTiefe);
Set<Set<UnifyPair>> unifyres = unifyres2 = unify(eqPrime, newOderConstraints, fc, parallel, rekTiefe, sameEq);
eqPrimePrimeSet.addAll(unifyres);
@ -625,7 +625,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
* @param rekTiefe Deep of recursive calls
* @return The set of all principal type unifiers
*/
Set<Set<UnifyPair>> computeCartesianRecursive(ArrayList<Set<? extends Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
Set<Set<UnifyPair>> computeCartesianRecursive(ArrayList<Set<? extends Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, boolean sameEq) {
//oneElems: Alle 1-elementigen Mengen, die nur ein Paar
//a <. theta, theta <. a oder a =. theta enthalten
@ -639,7 +639,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
Optional<Set<? extends Set<UnifyPair>>> optNextSet = topLevelSets.stream().filter(x -> x.size()>1).findAny();
if (!optNextSet.isPresent()) {//Alle Elemente sind 1-elementig
Set<Set<UnifyPair>> result = unify2(oneElems, eq, oderConstraints, fc, parallel, rekTiefe);
Set<Set<UnifyPair>> result = unify2(oneElems, eq, oderConstraints, fc, parallel, rekTiefe, sameEq);
return result;
}
@ -705,7 +705,10 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
x.getPairOp() == PairOperator.EQUALSDOT)
.map(x ->
((PlaceholderType)x.getGroundBasePair().getLhsType()).getVariance())
.findAny();
.reduce((n,m) -> { if ((n == 0) && (m==0)) return 0;
else if (n !=0) return n; //es muss mindestens eine Variance != 0 sein
else return m;
});
//Fuer Operatorenaufrufe wird variance auf 2 gesetzt.
//da kein Receiver existiert also kein x.getGroundBasePair().getLhsType() instanceof PlaceholderType
//Bei Varianz = 2 werden alle Elemente des Kartesischen Produkts abgearbeitet
@ -1150,10 +1153,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
//noOfThread++;
} else {//parallel = false oder MaxNoOfThreads ist erreicht, sequentiell weiterarbeiten
elems.add(a); //PL 2019-01-16 muss das wirklich hin steht schon in Zeile 859 ja braucht man siehe Zeile 859
res = unify2(elems, eq, oderConstraints, fc, parallel, rekTiefe);
res = unify2(elems, eq, oderConstraints, fc, parallel, rekTiefe, sameEq);
}}}
//Ab hier alle parallele Berechnungen wieder zusammengeführt.
Set<UnifyPair> methodSignatureConstraint =
oderConstraint ?
((Constraint<UnifyPair>)a).getmethodSignatureConstraint()
: new HashSet<>();
if (oderConstraint) {
System.out.println("ERSTELLUNG: " +methodSignatureConstraint);
}
if (!isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result)) {
//wenn korrektes Ergebnis gefunden alle Fehlerfaelle loeschen
result = res;
@ -1482,6 +1492,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
//}
//else result.stream().filter(y -> !isUndefinedPairSet(y));
writeLog("res: " + res.toString());
if (oderConstraint && !sameEq && !isUndefinedPairSetSet(result)) {
System.out.println("methodSignatureConstraint Return: " + methodSignatureConstraint);
result.forEach(x -> x.addAll(methodSignatureConstraint));
/*
result = result.stream().map(
x -> { Optional<Set<UnifyPair>> help = rules.subst(x);
return help.isPresent() ?
help.get():
x; }).collect(Collectors.toSet());
*/
}
}
//2020-02-02: if (variance ==2) Hier Aufruf von filterOverriding einfuegen
writeLog("Return computeCR: " + result.toString());
@ -1521,7 +1542,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
unitedSubst.addAll(sameEq.getAllBases());
localEq.add(new UnifyPair(aPair.getRhsType(), sameEq.getRhsType(), sameEq.getPairOp(), unitedSubst, null));
finalresult = false;
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0);
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0, true);
finalresult = true;
if (isUndefinedPairSetSet(localRes)) {
if (result.isEmpty() || isUndefinedPairSetSet(result)) {
@ -1539,7 +1560,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
unitedSubst.addAll(sameEq.getAllBases());
localEq.add(new UnifyPair(sameEq.getLhsType(), aPair.getRhsType(), sameEq.getPairOp(), unitedSubst, null));
finalresult = false;
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0);
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0, true);
finalresult = true;
if (isUndefinedPairSetSet(localRes)) {
if (result.isEmpty() || isUndefinedPairSetSet(result)) {