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4 Commits

Author SHA1 Message Date
NoName11234
f8efe361e9 changed unifyTest to use UnifyResultModelParallel 2024-02-19 19:49:01 +01:00
NoName11234
63f854d4ee changed UnifyResultModel to UnifyResultModelParallel 2024-02-19 19:48:15 +01:00
NoName11234
532018241c implemented class UnifyResultModelParallel 2024-02-19 19:38:19 +01:00
NoName11234
9e7085bcce added class UnifyResultModelParallel 2024-02-19 19:37:33 +01:00
6 changed files with 96 additions and 48 deletions

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@@ -37,20 +37,13 @@ import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.typeAlgo.TYPE;
import de.dhbwstuttgart.typeinference.unify.RuleSet;
import de.dhbwstuttgart.typeinference.unify.TypeUnify;
import de.dhbwstuttgart.typeinference.unify.distributeVariance;
import de.dhbwstuttgart.typeinference.unify.*;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.PlaceholderType;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import de.dhbwstuttgart.util.BiRelation;
import de.dhbwstuttgart.typeinference.unify.TypeUnifyTask;
import de.dhbwstuttgart.typeinference.unify.UnifyResultListener;
import de.dhbwstuttgart.typeinference.unify.UnifyResultListenerImpl;
import de.dhbwstuttgart.typeinference.unify.UnifyResultModel;
import de.dhbwstuttgart.typeinference.unify.UnifyTaskModel;
import java.io.File;
import java.io.FileOutputStream;
@@ -376,7 +369,7 @@ public class JavaTXCompiler {
* }
*/
public UnifyResultModel typeInferenceAsync(UnifyResultListener resultListener, Writer logFile)
public UnifyResultModelParallel typeInferenceAsync(UnifyResultListener resultListener, Writer logFile)
throws ClassNotFoundException, IOException {
List<ClassOrInterface> allClasses = new ArrayList<>();// environment.getAllAvailableClasses();
// Alle Importierten Klassen in allen geparsten Sourcefiles kommen ins FC
@@ -389,7 +382,7 @@ public class JavaTXCompiler {
final ConstraintSet<Pair> cons = getConstraints();
Set<Set<UnifyPair>> results = new HashSet<>();
UnifyResultModel urm = null;
UnifyResultModelParallel urm = null;
// urm.addUnifyResultListener(resultListener);
try {
logFile = logFile == null
@@ -397,7 +390,7 @@ public class JavaTXCompiler {
: logFile;
IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses, logFile, classLoader);
System.out.println(finiteClosure);
urm = new UnifyResultModel(cons, finiteClosure);
urm = new UnifyResultModelParallel(cons, finiteClosure);
urm.addUnifyResultListener(resultListener);
ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(cons);
@@ -727,7 +720,7 @@ public class JavaTXCompiler {
}).collect(Collectors.toCollection(ArrayList::new))*/;
if (resultmodel) {
/* UnifyResultModel Anfang */
UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
UnifyResultModelParallel urm = new UnifyResultModelParallel(cons, finiteClosure);
UnifyResultListenerImpl li = new UnifyResultListenerImpl();
urm.addUnifyResultListener(li);
unify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, urm,
@@ -745,7 +738,7 @@ public class JavaTXCompiler {
// oderConstraints, finiteClosure, logFile, log, new UnifyResultModel(cons,
// finiteClosure));
Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints,
finiteClosure, logFile, log, new UnifyResultModel(cons, finiteClosure), usedTasks);
finiteClosure, logFile, log, new UnifyResultModelParallel(cons, finiteClosure), usedTasks);
System.out.println("RESULT: " + result);
logFile.write("RES: " + result.toString() + "\n");
logFile.flush();

View File

@@ -29,9 +29,10 @@ public class TypeUnify {
* @param cons
* @return
*/
public Set<Set<UnifyPair>> unify(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
public Set<Set<UnifyPair>> unify(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, resultModel, usedTasks);
ForkJoinPool pool = new ForkJoinPool();
resultModel.setPool(pool);
pool.invoke(unifyTask);
Set<Set<UnifyPair>> res = unifyTask.join();
try {
@@ -55,11 +56,12 @@ public class TypeUnify {
* @param ret
* @return
*/
public UnifyResultModel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
public UnifyResultModelParallel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, resultModel, usedTasks);
ForkJoinPool pool = new ForkJoinPool();
resultModel.setPool(pool);
pool.invoke(unifyTask);
return ret;
return resultModel;
}
/**
@@ -73,10 +75,11 @@ public class TypeUnify {
* @param ret
* @return
*/
public UnifyResultModel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
public UnifyResultModelParallel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = //new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks);
new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret, usedTasks, statistics);
new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, resultModel, usedTasks, statistics);
ForkJoinPool pool = new ForkJoinPool();
resultModel.setPool(pool);
pool.invoke(unifyTask);
Set<Set<UnifyPair>> res = unifyTask.join();
try {
@@ -88,7 +91,7 @@ public class TypeUnify {
catch (IOException e) {
System.err.println("no log-File");
}
return ret;
return resultModel;
}
/*
@@ -109,8 +112,8 @@ public class TypeUnify {
* @param cons
* @return
*/
public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, false, logFile, log, 0, ret, usedTasks);
public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks) {
TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, false, logFile, log, 0, resultModel, usedTasks);
unifyTask.statistics = statistics;
Set<Set<UnifyPair>> res = unifyTask.compute();
try {

View File

@@ -23,14 +23,14 @@ public class TypeUnify2Task extends TypeUnifyTask {
TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq,
List<Set<Constraint<UnifyPair>>> oderConstraints,
Set<UnifyPair> nextSetElement,
IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks,
IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks,
Set<UnifyPair> methodSignatureConstraintUebergabe, Writer statistics) {
this(setToFlatten, eq, oderConstraints, nextSetElement, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, methodSignatureConstraintUebergabe );
this(setToFlatten, eq, oderConstraints, nextSetElement, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, methodSignatureConstraintUebergabe );
}
public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks, Set<UnifyPair> methodSignatureConstraintUebergabe) {
super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks, Set<UnifyPair> methodSignatureConstraintUebergabe) {
super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks);
this.setToFlatten = setToFlatten;
this.nextSetElement = nextSetElement;
this.methodSignatureConstraintUebergabe = methodSignatureConstraintUebergabe;

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@@ -17,17 +17,12 @@ import java.util.concurrent.RecursiveTask;
import java.util.function.BiFunction;
import java.util.function.BinaryOperator;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.apache.commons.io.output.NullOutputStream;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.interfaces.IMatch;
import de.dhbwstuttgart.typeinference.unify.interfaces.IRuleSet;
@@ -47,7 +42,6 @@ import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
import de.dhbwstuttgart.typeinference.unify.model.WildcardType;
import de.dhbwstuttgart.util.Pair;
import de.dhbwstuttgart.typeinference.unify.model.OrderingUnifyPair;
import de.dhbwstuttgart.core.JavaTXCompiler;
import java.io.File;
import java.io.FileWriter;
@@ -55,7 +49,6 @@ import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import com.google.common.collect.Ordering;
import org.apache.commons.io.output.NullWriter;
@@ -78,7 +71,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
/**
* Fuer die Threads
*/
UnifyResultModel urm;
protected UnifyResultModelParallel resultModel;
protected static int noOfThread = 0;
private static int totalnoOfThread = 0;
int thNo;
@@ -157,11 +150,11 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
*/
//statistics
public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks, Writer statistics) {
this(eq,oderConstraints, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks, Writer statistics) {
this(eq,oderConstraints, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks);
this.statistics = statistics;
}
public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks) {
public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Constraint<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModelParallel resultModel, UnifyTaskModel usedTasks) {
synchronized (this) {
if(statistics==null){
statistics = new NullWriter();
@@ -214,7 +207,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
*/
rules = new RuleSet(logFile);
this.rekTiefeField = rekTiefe;
this.urm = urm;
this.resultModel = resultModel;
this.usedTasks = usedTasks;
this.usedTasks.add(this);
}
@@ -605,7 +598,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
*/
urm.notify(eqPrimePrimeSet);
resultModel.notify(eqPrimePrimeSet);
writeStatistics("Result: " + eqPrimePrimeSet.toString());
}
}
@@ -937,7 +930,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
newElemsOrig.add(a);
/* FORK ANFANG */
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, methodSignatureConstraint);
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, methodSignatureConstraint);
//forks.add(forkOrig);
synchronized(usedTasks) {
if (this.myIsCancelled()) {
@@ -975,7 +968,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
List<Set<Constraint<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
newElems.add(nSaL);
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, new HashSet<>(methodSignatureConstraint));
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, new HashSet<>(methodSignatureConstraint));
forks.add(fork);
synchronized(usedTasks) {
if (this.myIsCancelled()) {
@@ -1039,7 +1032,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
newElemsOrig.add(a);
/* FORK ANFANG */
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, new HashSet<>(methodSignatureConstraint));
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, new HashSet<>(methodSignatureConstraint));
//forks.add(forkOrig);
synchronized(usedTasks) {
if (this.myIsCancelled()) {
@@ -1076,7 +1069,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
List<Set<Constraint<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
newElems.add(nSaL);
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, new HashSet<>(methodSignatureConstraint));
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, new HashSet<>(methodSignatureConstraint));
forks.add(fork);
synchronized(usedTasks) {
if (this.myIsCancelled()) {
@@ -1141,7 +1134,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
newElemsOrig.add(a);
/* FORK ANFANG */
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, new HashSet<>(methodSignatureConstraint));
TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, new HashSet<>(methodSignatureConstraint));
//forks.add(forkOrig);
synchronized(usedTasks) {
if (this.myIsCancelled()) {
@@ -1162,7 +1155,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
List<Set<Constraint<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
newElems.add(nSaL);
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks, methodSignatureConstraint);
TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, resultModel, usedTasks, methodSignatureConstraint);
forks.add(fork);
synchronized(usedTasks) {
if (this.myIsCancelled()) {

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@@ -0,0 +1,58 @@
package de.dhbwstuttgart.typeinference.unify;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
import java.util.*;
import java.util.concurrent.ForkJoinPool;
import java.util.stream.Collectors;
public class UnifyResultModelParallel {
private ForkJoinPool pool;
private ConstraintSet<Pair> cons;
private IFiniteClosure fc;
private List<UnifyResultListener> listeners = new ArrayList<>();
public UnifyResultModelParallel(ConstraintSet<Pair> cons, IFiniteClosure fc){
this.cons = cons;
this.fc = fc;
}
public void setPool(ForkJoinPool pool){
this.pool = pool;
}
public void addUnifyResultListener(UnifyResultListener listenerToAdd) {
listeners.add(listenerToAdd);
}
public void removeUnifyResultListener(UnifyResultListener listenerToRemove) {
listeners.remove(listenerToRemove);
}
public void notify(Set<Set<UnifyPair>> eqPrimePrimeSet){
pool.execute(()->{
Object HashSet;
Set<Set<UnifyPair>> eqPrimePrimeSetRet = eqPrimePrimeSet.stream().map(x -> {
Optional<Set<UnifyPair>> res = new RuleSet().subst(x.stream().map(y -> {
if (y.getPairOp() == PairOperator.SMALLERDOTWC) y.setPairOp(PairOperator.EQUALSDOT);
return y; //alle Paare a <.? b erden durch a =. b ersetzt
}).collect(Collectors.toCollection(HashSet::new)));
if (res.isPresent()) {//wenn subst ein Erg liefert wurde was veraendert
return new TypeUnifyTask().applyTypeUnificationRules(res.get(), fc);
}
else return x; //wenn nichts veraendert wurde wird x zurueckgegeben
}).collect(Collectors.toCollection(HashSet::new));
List<ResultSet> newResult = eqPrimePrimeSetRet.stream().map(unifyPairs ->
new ResultSet(UnifyTypeFactory.convert(unifyPairs, de.dhbwstuttgart.typeinference.constraints.Pair.generateTPHMap(cons))))
.collect(Collectors.toList());
UnifyResultEvent evt = new UnifyResultEvent(newResult);
for (UnifyResultListener listener : listeners) {
listener.onNewTypeResultFound(evt);
}
});
}
}

View File

@@ -13,6 +13,7 @@ import de.dhbwstuttgart.typeinference.constraints.Pair;
import de.dhbwstuttgart.typeinference.result.ResultSet;
import de.dhbwstuttgart.typeinference.unify.TypeUnify;
import de.dhbwstuttgart.typeinference.unify.UnifyResultModel;
import de.dhbwstuttgart.typeinference.unify.UnifyResultModelParallel;
import de.dhbwstuttgart.typeinference.unify.UnifyTaskModel;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
import de.dhbwstuttgart.typeinference.unify.model.*;
@@ -91,11 +92,11 @@ public class UnifyTest {
TypeUnify unifyAlgo = new TypeUnify();
ConstraintSet<Pair> cons = new ConstraintSet<>();
UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
UnifyResultModelParallel urm = new UnifyResultModelParallel(cons, finiteClosure);
UnifyTaskModel tasks = new UnifyTaskModel();
Set<Set<UnifyPair>> solution = unifyAlgo.unify(undConstraints, oderConstraints, finiteClosure, new NullWriter(), false, urm, tasks);
System.out.println(solution.size());
//System.out.println(solution);
System.out.println(solution);
}
/*
@Test