forked from JavaTX/JavaCompilerCore
Merge branch 'bigRefactoringUnifyComment' into bytecodeGenericsSecond
This commit is contained in:
pl@gohorb.ba-horb.de
commit
4b99b38b47
@ -587,9 +587,13 @@ public class TYPEStmt implements StatementVisitor{
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*/
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RefTypeOrTPHOrWildcardOrGeneric retType = assumption.getReceiverType(resolver);
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methodConstraint.add(forMethod.name.equals("apply") ? //PL 2019-11-29: Tenaerer Operator eingefügt, weil bei Lambda-Ausdrücken keine Suntype FunN$$ existiert
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new Pair(forMethod.receiver.getType(), retType, PairOperator.EQUALSDOT)
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: new Pair(forMethod.receiver.getType(), retType, PairOperator.SMALLERDOT));
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methodConstraint.add(new Pair(forMethod.receiver.getType(), retType,
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PairOperator.EQUALSDOT));//PL 2020-03-17 SMALLERDOT in EQUALSDOT umgewandelt, weil alle geerbten Methoden in den jeweilen Klassen enthalten sind.
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//Fuer Bytecodegenerierung PL 2020-03-09 wird derzeit nicht benutzt ANFANG
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//methodConstraint.add(new Pair(forMethod.receiverType, retType,
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// PairOperator.EQUALSDOT));
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//Fuer Bytecodegenerierung PL 2020-03-09 wird derzeit nicht benutzt ENDE
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methodConstraint.add(new Pair(assumption.getReturnType(resolver), forMethod.getType(),
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PairOperator.EQUALSDOT));
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@ -655,7 +655,6 @@ public class RuleSet implements IRuleSet{
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else
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t1.getTypeParams().forEach(x -> occuringTypes.push(x));
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}
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Queue<UnifyPair> result1 = new LinkedList<UnifyPair>(pairs);
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ArrayList<UnifyPair> result = new ArrayList<UnifyPair>();
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boolean applied = false;
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@ -669,6 +668,7 @@ public class RuleSet implements IRuleSet{
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&& pair.getLhsType() instanceof PlaceholderType)
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lhsType = (PlaceholderType) pair.getLhsType();
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rhsType = pair.getRhsType(); //PL eingefuegt 2017-09-29 statt !((rhsType = pair.getRhsType()) instanceof PlaceholderType)
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if(lhsType != null
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//&& !((rhsType = pair.getRhsType()) instanceof PlaceholderType) //PL geloescht am 2017-09-29 Begründung: auch Typvariablen muessen ersetzt werden.
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&& typeMap.get(lhsType) > 1 // The type occurs in more pairs in the set than just the recent pair.
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@ -34,7 +34,7 @@ public class TypeUnify2Task extends TypeUnifyTask {
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System.out.println("two");
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}
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one = true;
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Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField, true);
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Set<Set<UnifyPair>> res = unify2(setToFlatten, eq, oderConstraintsField, fc, parallel, rekTiefeField);
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/*if (isUndefinedPairSetSet(res)) {
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return new HashSet<>(); }
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else
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@ -110,6 +110,9 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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protected boolean parallel;
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//Gives if unify is not called from checkA
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private boolean finalresult = true;
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int rekTiefeField;
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Integer nOfUnify = 0;
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@ -257,7 +260,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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ArrayList<Set<Constraint<UnifyPair>>> remainingOderconstraints = oderConstraintsField.stream()
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.filter(x -> x.size()>1)
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.collect(Collectors.toCollection(ArrayList::new));
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Set<Set<UnifyPair>> res = unify(neweq, remainingOderconstraints, fc, parallel, rekTiefeField, true);
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Set<Set<UnifyPair>> res = unify(neweq, remainingOderconstraints, fc, parallel, rekTiefeField);
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noOfThread--;
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try {
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logFile.close();
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@ -299,7 +302,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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* @param fc The finite closure
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* @return The set of all principal type unifiers
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*/
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protected Set<Set<UnifyPair>> unify(final Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, Boolean finalresult) {
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protected Set<Set<UnifyPair>> unify(final Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
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//Set<UnifyPair> aas = eq.stream().filter(x -> x.getLhsType().getName().equals("AA") //&& x.getPairOp().equals(PairOperator.SMALLERDOT)
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// ).collect(Collectors.toCollection(HashSet::new));
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//writeLog(nOfUnify.toString() + " AA: " + aas.toString());
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@ -308,9 +311,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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//}
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//.collect(Collectors.toCollection(HashSet::new)));
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/*
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* Step 1: Repeated application of reduce, adapt, erase, swap
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*/
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synchronized (usedTasks) {
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if (this.myIsCancelled()) {
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return new HashSet<>();
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@ -339,6 +340,29 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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return ret;
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}
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/*
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* Occurs-Check durchfuehren
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*/
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Set<UnifyPair> ocurrPairs = eq.stream().filter(x -> {
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UnifyType lhs, rhs;
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return (lhs = x.getLhsType()) instanceof PlaceholderType
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&& !((rhs = x.getRhsType()) instanceof PlaceholderType)
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&& rhs.getTypeParams().occurs((PlaceholderType)lhs);})
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.map(x -> { x.setUndefinedPair(); return x;})
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.collect(Collectors.toCollection(HashSet::new));
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writeLog("ocurrPairs: " + ocurrPairs);
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if (ocurrPairs.size() > 0) {
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Set<Set<UnifyPair>> ret = new HashSet<>();
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ret.add(ocurrPairs);
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return ret;
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}
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/*
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* Step 1: Repeated application of reduce, adapt, erase, swap
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*/
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Set<UnifyPair> eq0;
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Set<UnifyPair> eq0Prime;
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Optional<Set<UnifyPair>> eqSubst = Optional.of(eq);
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@ -457,12 +481,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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//Aufruf von computeCartesianRecursive ANFANG
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//writeLog("topLevelSets: " + topLevelSets.toString());
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return computeCartesianRecursive(new HashSet<>(), new ArrayList<>(topLevelSets), eq, oderConstraintsOutput, fc, parallel, rekTiefe, finalresult);
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return computeCartesianRecursive(new ArrayList<>(topLevelSets), eq, oderConstraintsOutput, fc, parallel, rekTiefe);
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}
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Set<Set<UnifyPair>> unify2(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, Boolean finalresult) {
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Set<Set<UnifyPair>> unify2(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
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//Aufruf von computeCartesianRecursive ENDE
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//keine Ahnung woher das kommt
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@ -551,12 +575,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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}
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else if(eqPrimePrime.isPresent()) {
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Set<Set<UnifyPair>> unifyres = unifyres1 = unify(eqPrimePrime.get(), newOderConstraints, fc, parallel, rekTiefe, finalresult);
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Set<Set<UnifyPair>> unifyres = unifyres1 = unify(eqPrimePrime.get(), newOderConstraints, fc, parallel, rekTiefe);
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eqPrimePrimeSet.addAll(unifyres);
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}
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else {
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Set<Set<UnifyPair>> unifyres = unifyres2 = unify(eqPrime, newOderConstraints, fc, parallel, rekTiefe, finalresult);
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Set<Set<UnifyPair>> unifyres = unifyres2 = unify(eqPrime, newOderConstraints, fc, parallel, rekTiefe);
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eqPrimePrimeSet.addAll(unifyres);
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@ -587,22 +611,36 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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/**
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* Computes the cartesian product of topLevelSets step by step.
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* @param topLevelSets List of Sets of Sets, where a cartesian product have to be built
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* Ex.: [{{a =. Integer}, {a = Object}}, {{a = Vector<b>, b =. Integer}, {a = Vector<b>, b =. Object}}]
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* @param eq Original set of equations which should be unified
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* @param oderConstraints Remaining or-constraints
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* @param fc The finite closure
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* @param parallel If the algorithm should be parallelized run
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* @param rekTiefe Deep of recursive calls
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* @return The set of all principal type unifiers
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*/
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Set<Set<UnifyPair>> computeCartesianRecursive(ArrayList<Set<? extends Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe) {
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Set<Set<UnifyPair>> computeCartesianRecursive(Set<Set<UnifyPair>> fstElems, ArrayList<Set<? extends Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, Boolean finalresult) {
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//ArrayList<Set<Set<UnifyPair>>> remainingSets = new ArrayList<>(topLevelSets);
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fstElems.addAll(topLevelSets.stream()
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//oneElems: Alle 1-elementigen Mengen, die nur ein Paar
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//a <. theta, theta <. a oder a =. theta enthalten
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Set<Set<UnifyPair>> oneElems = new HashSet<>();
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oneElems.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<? extends 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<Set<UnifyPair>> result = unify2(fstElems, eq, oderConstraints, fc, parallel, rekTiefe, finalresult);
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//optNextSet: Eine mehrelementige Menge, wenn vorhanden
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Optional<Set<? extends Set<UnifyPair>>> optNextSet = topLevelSets.stream().filter(x -> x.size()>1).findAny();
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if (!optNextSet.isPresent()) {//Alle Elemente sind 1-elementig
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Set<Set<UnifyPair>> result = unify2(oneElems, eq, oderConstraints, fc, parallel, rekTiefe);
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return result;
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}
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Set<? extends Set<UnifyPair>> nextSet = remainingSets.remove(0);
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Set<? extends Set<UnifyPair>> nextSet = optNextSet.get();
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//writeLog("nextSet: " + nextSet.toString());
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List<Set<UnifyPair>> nextSetasList =new ArrayList<>(nextSet);
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/*
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@ -617,6 +655,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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Set<Set<UnifyPair>> result = new HashSet<>();
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int variance = 0;
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/* Varianzbestimmung Anfang
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* Oderconstraint, wenn entweder kein Basepair oder unterschiedliche Basepairs => oderConstraint = true;
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* Varianz = 1 => Argumentvariable
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* Varianz = -1 => Rückgabevariable
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* Varianz = 0 => unklar
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* Varianz = 2 => Operatoren oderConstraints */
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ArrayList<UnifyPair> zeroNextElem = new ArrayList<>(nextSetasList.get(0));
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UnifyPair fstBasePair = zeroNextElem.remove(0).getBasePair();
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Boolean oderConstraint = false;
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@ -639,16 +683,15 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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}
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else {
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//variance = 2;
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oderConstraint = true;
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}
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}
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else {
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//variance = 2;
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oderConstraint = true;
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}
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if (oderConstraint) {//Varianz-Bestimmung Oder-Constraints
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//Varianz-Bestimmung Oder-Constraints
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if (oderConstraint) {
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if (printtag) System.out.println("nextSetasList " + nextSetasList);
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Optional<Integer> optVariance =
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nextSetasList.iterator()
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@ -661,23 +704,22 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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((PlaceholderType)x.getGroundBasePair().getLhsType()).getVariance())
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.findAny();
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//Fuer Operatorenaufrufe wird variance auf 2 gesetzt.
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//da kein Receiver existiert also keon x.getGroundBasePair().getLhsType() instanceof PlaceholderType
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//Es werden alle Elemente des Kartesischen Produkts abgearbeitet
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//da kein Receiver existiert also kein x.getGroundBasePair().getLhsType() instanceof PlaceholderType
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//Bei Varianz = 2 werden alle Elemente des Kartesischen Produkts abgearbeitet
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variance = optVariance.isPresent() ? optVariance.get() : 2;
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}
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/* Varianzbestimmung Ende */
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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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Set<UnifyPair> nextSetElem = nextSetasList.get(0);
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//writeLog("BasePair1: " + nextSetElem + " " + nextSetElem.iterator().next().getBasePair());
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/* sameEqSet-Bestimmung: Wenn a = ty \in nextSet dann enthaelt sameEqSet alle Paare a < ty1 oder ty2 < a aus fstElems */
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/* sameEqSet-Bestimmung: Wenn a = ty \in nextSet dann enthaelt sameEqSet
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* alle Paare a < ty1 oder ty2 < a aus oneElems */
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Set<UnifyPair> sameEqSet = new HashSet<>();
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//optOrigPair enthaelt ggf. das Paar a = ty \in nextSet
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Optional<UnifyPair> optOrigPair = null;
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//if (variance != 2) {
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if (!oderConstraint) {
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optOrigPair = nextSetElem.stream().filter(x -> (
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//x.getBasePair() != null && ist gegeben wenn variance != 2
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@ -701,7 +743,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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tyVar = origPair.getRhsType();
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}
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UnifyType tyVarEF = tyVar;
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sameEqSet = fstElems.stream().map(xx -> xx.iterator().next())
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sameEqSet = oneElems.stream().map(xx -> xx.iterator().next())
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.filter(x -> (((x.getLhsType().equals(tyVarEF) && !(x.getRhsType() instanceof PlaceholderType))
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|| (x.getRhsType().equals(tyVarEF) && !(x.getLhsType() instanceof PlaceholderType)))))
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.collect(Collectors.toCollection(HashSet::new));
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@ -710,14 +752,21 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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/* sameEqSet-Bestimmung Ende */
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Set<UnifyPair> a = null;
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while (nextSetasList.size() > 0) { //(nextSetasList.size() != 0) {
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while (nextSetasList.size() > 0) {
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Set<UnifyPair> a_last = a;
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//Liste der Faelle für die parallele Verarbeitung
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/* Liste der Faelle für die parallele Verarbeitung
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* Enthaelt Elemente, die nicht in Relation zu aktuellem Fall in der
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* Variablen a stehen. Diese muesse auf alle Faelle bearbeitet werden,
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* Deshalb wird ihre Berechnung parallel angestossen.
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*/
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List<Set<UnifyPair>> nextSetasListRest = new ArrayList<>();
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//Liste der Faelle, bei dem Receiver jeweils "? extends" enthaelt bzw. nicht enthaelt
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//In der Regel ein Element
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/* Liste der Faelle, bei dem Receiver jeweils "? extends" enthaelt bzw. nicht enthaelt
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* In der Regel ist dies genau ein Element
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* Dieses Element wird später aus nextSetasList geloescht, wenn das jeweils andere Element zum Erfolg
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* gefuehrt hat.
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*/
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List<Set<UnifyPair>> nextSetasListOderConstraints = new ArrayList<>();
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writeLog("nextSet: " + nextSet.toString());
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@ -740,6 +789,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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//Alle maximale Elemente in nextSetasListRest bestimmen
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//nur für diese wird parallele Berechnung angestossen.
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nextSetasListRest = oup.maxElements(nextSetasListRest);
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}
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else if (variance == -1) {
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@ -760,10 +810,13 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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}
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//Alle minimalen Elemente in nextSetasListRest bestimmen
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//nur für diese wird parallele Berechnung angestossen.
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nextSetasListRest = oup.minElements(nextSetasListRest);
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}
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else if (variance == 2) {
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a = nextSetasList.remove(0);
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//Fuer alle Elemente wird parallele Berechnung angestossen.
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nextSetasListRest = new ArrayList<>(nextSetasList);
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}
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else if (variance == 0) {
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@ -789,54 +842,32 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
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}
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}
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}
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//writeLog("nextSet: " + nextSetasList.toString()+ "\n");
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//nextSetasList.remove(a);
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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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Set<Set<UnifyPair>> elems = new HashSet<Set<UnifyPair>>(oneElems);
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writeLog("a1: " + rekTiefe + " "+ "variance: "+ variance + " " + a.toString()+ "\n");
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//elems.add(a); PL 2019-01-20 Muss weg, weil das in jeweiligen Thread erfolgen muss. Fuer den sequentiellen Fall
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//im else-Zweig
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//if (remainingSets.isEmpty()) {//muss immer gegeben sein, weil nur 1 Element der topLevelSets mehr als ein Elemet enthaelt
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//writeLog("Vor unify2 Aufruf: " + elems.toString());
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//Ergebnisvariable für den aktuelle Thread
|
||||
Set<Set<UnifyPair>> res = new HashSet<>();
|
||||
|
||||
//Menge der Ergebnisse der geforkten Threads
|
||||
Set<Set<Set<UnifyPair>>> add_res = new HashSet<>();
|
||||
|
||||
|
||||
Set<Set<UnifyPair>> aParDef = new HashSet<>();
|
||||
|
||||
/* PL 2019-03-11 Anfang eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
if (!oderConstraint && !sameEqSet.isEmpty()) {
|
||||
Optional<UnifyPair> optAPair = a.stream().filter(x -> (
|
||||
//x.getBasePair() != null && ist gegeben wenn variance != 2
|
||||
//x.getBasePair().getPairOp().equals(PairOperator.SMALLERDOT) &&
|
||||
(x.getPairOp().equals(PairOperator.EQUALSDOT)
|
||||
/*
|
||||
(x.getBasePair().getLhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getLhsType()))
|
||||
|| (x.getBasePair().getRhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
*/
|
||||
))).filter(x -> //Sicherstellen, dass bei a = ty a auch wirklich die gesuchte Typvariable ist
|
||||
x.getLhsType().equals(x.getBasePair().getLhsType()) ||
|
||||
x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
).findFirst();
|
||||
|
||||
if (optAPair.isPresent()) {//basepair ist entweder a <. Ty oder ty <. a
|
||||
UnifyPair aPair = optAPair.get();
|
||||
//writeLog("optOrigPair: " + optOrigPair + " " + "aPair: " + aPair+ " " + "aPair.basePair(): " + aPair.getBasePair());
|
||||
writeLog("variance: " + new Integer(variance).toString() + "sameEqSet:" + sameEqSet);
|
||||
if (!checkA(aPair, sameEqSet, elems, result)) {
|
||||
a = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
/* Wenn bei (a \in theta) \in a zu Widerspruch in oneElems wird
|
||||
* a verworfen und zu nächstem Element von nextSetasList gegangen
|
||||
*/
|
||||
if (!oderConstraint && !sameEqSet.isEmpty() && !checkNoContradiction(a, sameEqSet, result)) {
|
||||
a = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
/* PL 2019-03-11 Ende eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
|
||||
/* Wenn parallel gearbeitet wird, wird je nach Varianz ein neuer Thread
|
||||
* gestartet, der parallel weiterarbeitet.
|
||||
*/
|
||||
if(parallel && (variance == 1) && noOfThread <= MaxNoOfThreads) {
|
||||
Set<TypeUnify2Task> forks = new HashSet<>();
|
||||
Set<UnifyPair> newEqOrig = new HashSet<>(eq);
|
||||
@ -865,35 +896,14 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
writeLog("1 RM" + nSaL.toString());
|
||||
}
|
||||
|
||||
/* PL 2019-03-13 Anfang eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
if (!oderConstraint) {//weiss nicht ob das wirklich stimmt
|
||||
Optional<UnifyPair> optAPair = nSaL.stream().filter(x -> (
|
||||
//x.getBasePair() != null && ist gegeben wenn variance != 2
|
||||
//x.getBasePair().getPairOp().equals(PairOperator.SMALLERDOT) &&
|
||||
(x.getPairOp().equals(PairOperator.EQUALSDOT)
|
||||
/*
|
||||
(x.getBasePair().getLhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getLhsType()))
|
||||
|| (x.getBasePair().getRhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
*/
|
||||
))).filter(x -> //Sicherstellen, dass bei a = ty a auch wirklich die gesuchte Typvariable ist
|
||||
x.getLhsType().equals(x.getBasePair().getLhsType()) ||
|
||||
x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
).findFirst();
|
||||
|
||||
if (optAPair.isPresent()) {//basepair ist entweder a <. Ty oder ty <. a
|
||||
UnifyPair aPair = optAPair.get();
|
||||
//writeLog("optOrigPair: " + optOrigPair + " " + "aPair: " + aPair+ " " + "aPair.basePair(): " + aPair.getBasePair());
|
||||
writeLog("variance: " + new Integer(variance).toString() + "sameEqSet:" + sameEqSet);
|
||||
if (!sameEqSet.isEmpty() && !checkA(aPair, sameEqSet, elems, result)) {
|
||||
nSaL = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
if (!oderConstraint) {
|
||||
//ueberpruefung ob zu a =. ty \in nSaL in sameEqSet ein Widerspruch besteht
|
||||
if (!sameEqSet.isEmpty() && !checkNoContradiction(nSaL, sameEqSet, result)) {
|
||||
nSaL = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
/* PL 2019-03-13 Ende eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
else {
|
||||
nextSetasListOderConstraints.add(((Constraint<UnifyPair>)nSaL).getExtendConstraint());
|
||||
}
|
||||
@ -985,35 +995,14 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
writeLog("-1 RM" + nSaL.toString());
|
||||
}
|
||||
|
||||
if (!oderConstraint) {//weiss nicht ob das wirklich stimmt
|
||||
/* PL 2019-03-13 Anfang eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
Optional<UnifyPair> optAPair = nSaL.stream().filter(x -> (
|
||||
//x.getBasePair() != null && ist gegeben wenn variance != 2
|
||||
//x.getBasePair().getPairOp().equals(PairOperator.SMALLERDOT) &&
|
||||
(x.getPairOp().equals(PairOperator.EQUALSDOT)
|
||||
/*
|
||||
(x.getBasePair().getLhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getLhsType()))
|
||||
|| (x.getBasePair().getRhsType() instanceof PlaceholderType
|
||||
&& x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
*/
|
||||
))).filter(x -> //Sicherstellen, dass bei a = ty a auch wirklich die gesuchte Typvariable ist
|
||||
x.getLhsType().equals(x.getBasePair().getLhsType()) ||
|
||||
x.getLhsType().equals(x.getBasePair().getRhsType())
|
||||
).findFirst();
|
||||
|
||||
if (optAPair.isPresent()) {//basepair ist entweder a <. Ty oder ty <. a
|
||||
UnifyPair aPair = optAPair.get();
|
||||
//writeLog("optOrigPair: " + optOrigPair + " " + "aPair: " + aPair+ " " + "aPair.basePair(): " + aPair.getBasePair());
|
||||
writeLog("variance: " + new Integer(variance).toString() + "sameEqSet:" + sameEqSet);
|
||||
if (!sameEqSet.isEmpty() && !checkA(aPair, sameEqSet, elems, result)) {
|
||||
nSaL = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
if (!oderConstraint) {
|
||||
//ueberpruefung ob zu a =. ty \in nSaL in sameEqSet ein Widerspruch besteht
|
||||
if (!sameEqSet.isEmpty() && !checkNoContradiction(nSaL, sameEqSet, result)) {
|
||||
nSaL = null;
|
||||
noShortendElements++;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
/* PL 2019-03-13 Ende eingefuegt Vergleich mit anderen Paaren ggf. loeschen */
|
||||
else {
|
||||
nextSetasListOderConstraints.add(((Constraint<UnifyPair>)nSaL).getExtendConstraint());
|
||||
}
|
||||
@ -1156,11 +1145,12 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
};
|
||||
}
|
||||
//noOfThread++;
|
||||
} else {
|
||||
//parallel = false; //Wenn MaxNoOfThreads erreicht ist, sequentiell weiterarbeiten
|
||||
} 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, finalresult);
|
||||
res = unify2(elems, eq, oderConstraints, fc, parallel, rekTiefe);
|
||||
}}}
|
||||
|
||||
//Ab hier alle parallele Berechnungen wieder zusammengeführt.
|
||||
if (!isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result)) {
|
||||
//wenn korrektes Ergebnis gefunden alle Fehlerfaelle loeschen
|
||||
result = res;
|
||||
@ -1247,7 +1237,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
}
|
||||
else {
|
||||
//alle Fehlerfaelle und alle korrekten Ergebnis jeweils adden
|
||||
writeLog("RES Fst: reuslt: " + result.toString() + " res: " + res.toString());
|
||||
writeLog("RES Fst: result: " + result.toString() + " res: " + res.toString());
|
||||
result.addAll(res);
|
||||
}
|
||||
}
|
||||
@ -1259,10 +1249,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
//}
|
||||
}
|
||||
|
||||
//}
|
||||
//else {//duerfte gar nicht mehr vorkommen PL 2018-04-03
|
||||
//result.addAll(computeCartesianRecursive(elems, remainingSets, eq, fc, parallel));
|
||||
//}
|
||||
if (parallel) {
|
||||
for (Set<Set<UnifyPair>> par_res : add_res) {
|
||||
if (!isUndefinedPairSetSet(par_res) && isUndefinedPairSetSet(result)) {
|
||||
@ -1499,7 +1485,29 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
return result;
|
||||
}
|
||||
|
||||
protected Boolean checkA (UnifyPair aPair, Set<UnifyPair> sameEqSet, Set<Set<UnifyPair>> elems, Set<Set<UnifyPair>> result) {
|
||||
/**
|
||||
* checks if there is for (a = ty) \in a in sameEqSet a constradiction
|
||||
* @param a Set of actual element of constraints with a =. ty \in a
|
||||
* @param sameEqSet Set of constraints where a <. ty' and ty' <. a
|
||||
* @param result set of results which contains correct solution s and the
|
||||
* the error constraints. Error constraints are added
|
||||
* @result contradiction of (a = ty) in sameEqSet
|
||||
*/
|
||||
protected Boolean checkNoContradiction(Set<UnifyPair> a, Set<UnifyPair> sameEqSet, Set<Set<UnifyPair>> result) {
|
||||
|
||||
//optAPair enthaelt ggf. das Paar a = ty' \in a
|
||||
//unterscheidet sich von optOrigPair, da dort a = ty
|
||||
Optional<UnifyPair> optAPair =
|
||||
a.stream().filter(x -> (x.getPairOp().equals(PairOperator.EQUALSDOT)))
|
||||
.filter(x -> //Sicherstellen, dass bei a = ty a auch wirklich die gesuchte Typvariable ist
|
||||
x.getLhsType().equals(x.getBasePair().getLhsType()) ||
|
||||
x.getLhsType().equals(x.getBasePair().getRhsType()))
|
||||
.findFirst();
|
||||
|
||||
if (optAPair.isPresent()) {//basepair ist entweder a <. Ty oder ty <. a
|
||||
UnifyPair aPair = optAPair.get();
|
||||
//writeLog("optOrigPair: " + optOrigPair + " " + "aPair: " + aPair+ " " + "aPair.basePair(): " + aPair.getBasePair());
|
||||
|
||||
writeLog("checkA: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
for (UnifyPair sameEq : sameEqSet) {
|
||||
if (sameEq.getLhsType() instanceof PlaceholderType) {
|
||||
@ -1509,12 +1517,14 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
unitedSubst.addAll(sameEq.getAllSubstitutions());
|
||||
unitedSubst.addAll(sameEq.getAllBases());
|
||||
localEq.add(new UnifyPair(aPair.getRhsType(), sameEq.getRhsType(), sameEq.getPairOp(), unitedSubst, null));
|
||||
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0, false);
|
||||
finalresult = false;
|
||||
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0);
|
||||
finalresult = true;
|
||||
if (isUndefinedPairSetSet(localRes)) {
|
||||
if (result.isEmpty() || isUndefinedPairSetSet(result)) {
|
||||
result.addAll(localRes);
|
||||
}
|
||||
//writeLog("FALSE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
writeLog("FALSE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
@ -1525,20 +1535,25 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
unitedSubst.addAll(sameEq.getAllSubstitutions());
|
||||
unitedSubst.addAll(sameEq.getAllBases());
|
||||
localEq.add(new UnifyPair(sameEq.getLhsType(), aPair.getRhsType(), sameEq.getPairOp(), unitedSubst, null));
|
||||
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0, false);
|
||||
finalresult = false;
|
||||
Set<Set<UnifyPair>> localRes = unify(localEq, new ArrayList<>(), fc, false, 0);
|
||||
finalresult = true;
|
||||
if (isUndefinedPairSetSet(localRes)) {
|
||||
if (result.isEmpty() || isUndefinedPairSetSet(result)) {
|
||||
result.addAll(localRes);
|
||||
}
|
||||
//writeLog("FALSE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
writeLog("FALSE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
//writeLog("TRUE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
writeLog("TRUE: " + aPair + "sameEqSet: " + sameEqSet);
|
||||
return true;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
protected boolean couldBecorrect(Set<Pair<Set<UnifyPair>, UnifyPair>> reducedUndefResSubstGroundedBasePair, Set<UnifyPair> nextElem) {
|
||||
return reducedUndefResSubstGroundedBasePair.stream()
|
||||
.map(pair -> {
|
||||
@ -2505,7 +2520,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
|
||||
|
||||
void writeLog(String str) {
|
||||
synchronized ( this ) {
|
||||
if (log) {
|
||||
if (log && finalresult) {
|
||||
try {
|
||||
logFile.write("Thread no.:" + thNo + "\n");
|
||||
logFile.write("noOfThread:" + noOfThread + "\n");
|
||||
|
||||
@ -40,7 +40,8 @@ public class AllgemeinTest {
|
||||
//String className = "FCTest3";
|
||||
//String className = "Var";
|
||||
//String className = "Put";
|
||||
String className = "Twice";
|
||||
//String className = "Twice";
|
||||
String className = "TestSubTypless";
|
||||
//PL 2019-10-24: genutzt fuer unterschiedliche Tests
|
||||
path = System.getProperty("user.dir")+"/src/test/resources/AllgemeinTest/" + className + ".jav";
|
||||
//path = System.getProperty("user.dir")+"/src/test/resources/AllgemeinTest/Overloading_Generics.jav";
|
||||
|
||||
Loading…
Reference in New Issue
Block a user