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modified: src/de/dhbwstuttgart/core/JavaTXCompiler.java

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typeInference <-> typeInferenceOld
	modified:   src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
compute <-> computeOld
This commit is contained in:
Martin Plümicke 2018-10-19 16:24:00 +02:00
parent 225f380735
commit 6dce7058a0
2 changed files with 43 additions and 40 deletions
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74
src/de/dhbwstuttgart/core/JavaTXCompiler.java
View File

@ -103,7 +103,7 @@ public class JavaTXCompiler {
return new ArrayList<>(allClasses);
}
public List<ResultSet> typeInference() throws ClassNotFoundException {
public List<ResultSet> typeInferenceOld() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
//Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for(SourceFile sf : this.sourceFiles.values()) {
@ -215,8 +215,41 @@ public class JavaTXCompiler {
new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
}
/**
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
* @param eq The set of constraints
*/
private void varianceInheritance(Set<UnifyPair> eq) {
Set<PlaceholderType> usedTPH = new HashSet<>();
Set<PlaceholderType> phSet = eq.stream().map(x -> {
Set<PlaceholderType> pair = new HashSet<>();
if (x.getLhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getLhsType());
if (x.getRhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getRhsType());
return pair;
}).reduce(new HashSet<>(), (a,b) -> { a.addAll(b); return a;} , (c,d) -> { c.addAll(d); return c;});
ArrayList<PlaceholderType> phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0));
while(!phSetVariance.isEmpty()) {
PlaceholderType a = phSetVariance.remove(0);
usedTPH.add(a);
//HashMap<PlaceholderType,Integer> ht = new HashMap<>();
//ht.put(a, a.getVariance());
Set<UnifyPair> eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType && ((PlaceholderType)x.getLhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getRhsType().accept(new distributeVariance(), a.getVariance());});
eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getRhsType() instanceof PlaceholderType && ((PlaceholderType)x.getRhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getLhsType().accept(new distributeVariance(), a.getVariance());});
phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0 || usedTPH.contains(x)));
}
}
public List<ResultSet> typeInferenceNew() throws ClassNotFoundException {
public List<ResultSet> typeInference() throws ClassNotFoundException {
List<ClassOrInterface> allClasses = new ArrayList<>();//environment.getAllAvailableClasses();
//Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
for(SourceFile sf : this.sourceFiles.values()) {
@ -292,7 +325,7 @@ public class JavaTXCompiler {
}
}
return y; } );
varianceInheritanceConstrainSet(unifyCons);
varianceInheritanceConstraintSet(unifyCons);
//Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure, logFile, log);
//Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), unifyCons.getOderConstraints(), finiteClosure, logFile, log);
@ -321,44 +354,13 @@ public class JavaTXCompiler {
new ResultSet(UnifyTypeFactory.convert(unifyPairs, generateTPHMap(cons))))).collect(Collectors.toList());
}
/**
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
* @param eq The set of constraints
*/
private void varianceInheritance(Set<UnifyPair> eq) {
Set<PlaceholderType> usedTPH = new HashSet<>();
Set<PlaceholderType> phSet = eq.stream().map(x -> {
Set<PlaceholderType> pair = new HashSet<>();
if (x.getLhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getLhsType());
if (x.getRhsType() instanceof PlaceholderType) pair.add((PlaceholderType)x.getRhsType());
return pair;
}).reduce(new HashSet<>(), (a,b) -> { a.addAll(b); return a;} , (c,d) -> { c.addAll(d); return c;});
ArrayList<PlaceholderType> phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0));
while(!phSetVariance.isEmpty()) {
PlaceholderType a = phSetVariance.remove(0);
usedTPH.add(a);
//HashMap<PlaceholderType,Integer> ht = new HashMap<>();
//ht.put(a, a.getVariance());
Set<UnifyPair> eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getLhsType() instanceof PlaceholderType && ((PlaceholderType)x.getLhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getRhsType().accept(new distributeVariance(), a.getVariance());});
eq1 = new HashSet<>(eq);
eq1.removeIf(x -> !(x.getRhsType() instanceof PlaceholderType && ((PlaceholderType)x.getRhsType()).equals(a)));
eq1.stream().forEach(x -> { x.getLhsType().accept(new distributeVariance(), a.getVariance());});
phSetVariance = new ArrayList<>(phSet);
phSetVariance.removeIf(x -> (x.getVariance() == 0 || usedTPH.contains(x)));
}
}
/**
* Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a)
* wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
* @param eq The set of constraints
*/
private void varianceInheritanceConstrainSet(ConstraintSet<UnifyPair> cons) {
private void varianceInheritanceConstraintSet(ConstraintSet<UnifyPair> cons) {
Set<UnifyPair> eq = cons.getAll();
Set<PlaceholderType> usedTPH = new HashSet<>();
Set<PlaceholderType> phSet = eq.stream().map(x -> {

9
src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
View File

@ -156,14 +156,15 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
}
}
*/
@Override
protected Set<Set<UnifyPair>> compute() {
protected Set<Set<UnifyPair>> computeOld() {
Set<Set<UnifyPair>> res = unify(eq, fc, parallel);
if (isUndefinedPairSetSet(res)) { return new HashSet<>(); }
else return res;
}
protected Set<Set<UnifyPair>> computeNew() {
@Override
protected Set<Set<UnifyPair>> compute() {
Set<Set<UnifyPair>> fstElems = new HashSet<>();
fstElems.add(eq);
Set<Set<UnifyPair>> res = computeCartesianRecursiveOderConstraints(fstElems, oderConstraints, fc, parallel);
@ -401,7 +402,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
//else result.stream().filter(y -> !isUndefinedPairSet(y));
} // End of if (remainingSets.isEmpty())
else {//duerfte gar nicht mehr vorkommen PL 2018-04-03
result.addAll(computeCartesianRecursive(elems, remainingSets, eq, fc, parallel));
result.addAll(computeCartesianRecursiveOderConstraints(elems, remainingSets, fc, parallel));
}
return result;
} // End of while (nextSetasList.size() > 0)