Merge remote-tracking branch 'origin/plugin' into plugin

# Conflicts:
#	src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
#	src/test/resources/bytecode/javFiles/MatrixOP.jav

PlugInBau.txt

@@ -1,22 +0,0 @@
-Repositories: Branches: JavaCompilerCore: simplyRes
-                        JavaCompilerPlugin: copy_libs
-JavaCompilerCore > mvn install -Dskip.test=true
-
-[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/target/JavaTXcompiler-0.2.jar to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2.jar
-[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/pom.xml to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2.pom
-[INFO] Installing /Users/pl/workspace_oxygen/JavaCompilerCore/target/JavaTXcompiler-0.2-jar-with-dependencies.jar to /Users/pl/.m2/repository/de/dhbwstuttgart/JavaTXcompiler/0.2/JavaTXcompiler-0.2-jar-with-dependencies.jar
-[INFO] ------------------------------------------------------------------------
-[INFO] BUILD SUCCESS
-[INFO] ------------------------------------------------------------------------
-[INFO] Total time:  23.279 s
-[INFO] Finished at: 2019-09-17T09:31:30+02:00
-[INFO] -------------------------------------
-
-JavaCompilerCore > cd target
-
-JavaCompilerCore/target >  cp JavaTXcompiler-0.2.jar ../../Plugin_JCC/JavaCompilerPlugin/bundles/JavaCompilerPlugin.Plugin/lib/JavaTXcompiler.jar
-
-Im Eclipse: Plugin_JCC/JavaCompilerPlugin>  mvn install
-
-Plugin_JCC/JavaCompilerPlugin/releng/JavaCompilerPlugin.Update/target >  cp JavaCompilerPlugin.Update-0.1.0-SNAPSHOT.zip ~/webdav/public_html/javatx/javatx_XXXXXX.zip
-

pom.xml

@@ -7,14 +7,14 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 	<artifactId>JavaTXcompiler</artifactId>
 	<packaging>jar</packaging>
 
-	<version>0.2</version>
+	<version>0.1</version>
 	<name>JavaTXcompiler</name>
 	<url>http://maven.apache.org</url>
 	<dependencies>
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.11</version>
+			<version>4.0</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>
@@ -127,7 +127,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 								<!-- specify your depencies here -->
 								<!-- groupId:artifactId:version -->
 								<artifact>
-									<id>de.dhbwstuttgart:JavaTXcompiler:0.2</id>
+									<id>de.dhbwstuttgart:JavaTXcompiler:0.1</id>
 								</artifact>
 								<artifact>
 									<id>org.reflections:reflections:0.9.11</id>

src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java

@@ -0,0 +1,929 @@
+package de.dhbwstuttgart.typeinference.unify;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.LinkedHashSet;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map.Entry;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.RecursiveTask;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
+import de.dhbwstuttgart.typeinference.unify.interfaces.IRuleSet;
+import de.dhbwstuttgart.typeinference.unify.interfaces.ISetOperations;
+import de.dhbwstuttgart.typeinference.unify.interfaces.IUnify;
+import de.dhbwstuttgart.typeinference.unify.model.ExtendsType;
+import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
+import de.dhbwstuttgart.typeinference.unify.model.PlaceholderType;
+import de.dhbwstuttgart.typeinference.unify.model.SuperType;
+import de.dhbwstuttgart.typeinference.unify.model.TypeParams;
+import de.dhbwstuttgart.typeinference.unify.model.Unifier;
+import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
+import de.dhbwstuttgart.typeinference.unify.model.UnifyType;
+import de.dhbwstuttgart.typeinference.unify.model.OrderingUnifyPair;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+
+import com.google.common.collect.Ordering;
+
+
+/**
+ * Implementation of the type unification algorithm
+ * @author Florian Steurer
+ */
+public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
+
+	private static final long serialVersionUID = 1L;
+	private static int i = 0;
+	private boolean printtag = false;
+	
+	public static final String rootDirectory = System.getProperty("user.dir")+"/test/logFiles/";
+	FileWriter logFile;
+
+	/**
+	 * The implementation of setOps that will be used during the unification
+	 */
+	protected ISetOperations setOps = new GuavaSetOperations();
+	
+	/**
+	 * The implementation of the standard unify that will be used during the unification
+	 */
+	protected IUnify stdUnify = new MartelliMontanariUnify();
+	
+	/**
+	 * The implementation of the rules that will be used during the unification.
+	 */
+	protected IRuleSet rules;
+	
+	protected Set<UnifyPair> eq;
+	
+	protected IFiniteClosure fc;
+	
+	protected Ordering<Set<UnifyPair>> oup;
+	
+	protected boolean parallel;
+	
+	public TypeUnifyTask() { 
+		rules = new RuleSet();
+	}
+	
+	public TypeUnifyTask(Set<UnifyPair> eq, IFiniteClosure fc, boolean parallel, FileWriter logFile) {
+		this.eq = eq;
+		this.fc = fc;
+		this.oup = new OrderingUnifyPair(fc);
+		this.parallel = parallel;
+		this.logFile = logFile;
+		rules = new RuleSet(logFile);
+	}
+
+	@Override
+	protected Set<Set<UnifyPair>> compute() {
+		return unify(eq, fc, parallel);
+	}
+	
+	/**
+	 * Computes all principal type unifiers for a set of constraints.
+	 * @param eq The set of constraints
+	 * @param fc The finite closure
+	 * @return The set of all principal type unifiers
+	 */
+	protected Set<Set<UnifyPair>> unify(Set<UnifyPair> eq, IFiniteClosure fc, boolean parallel)  {
+		/*
+		 * Step 1: Repeated application of reduce, adapt, erase, swap 
+		 */
+		writeLog("Unifikation: " + eq.toString());
+		eq = eq.stream().map(x -> {x.setVariance((byte)-1); return x;}).collect(Collectors.toCollection(HashSet::new));
+		Set<UnifyPair> eq0 = applyTypeUnificationRules(eq, fc);
+
+		/*
+		 * Step 2 and 3: Create a subset eq1s of pairs where both sides are TPH and eq2s of the other pairs
+		 */
+		Set<UnifyPair> eq1s = new HashSet<>();
+		Set<UnifyPair> eq2s = new HashSet<>();
+		splitEq(eq0, eq1s, eq2s);
+		
+		/*
+		 * Step 4: Create possible typings
+		 * 
+		 * "Manche Autoren identifizieren die Paare (a, (b,c)) und ((a,b),c) 
+		 * mit dem geordneten Tripel (a,b,c), wodurch das kartesische Produkt auch assoziativ wird." - Wikipedia
+		 */
+		
+		// There are up to 10 toplevel set. 8 of 10 are the result of the 
+		// cartesian product of the sets created by pattern matching.
+		List<Set<Set<UnifyPair>>> topLevelSets = new ArrayList<>();
+		
+		//System.out.println(eq2s);
+		
+		if(eq1s.size() != 0) { // Do not add empty sets or the cartesian product will always be empty.
+			Set<Set<UnifyPair>> wrap = new HashSet<>();
+			wrap.add(eq1s);
+			topLevelSets.add(wrap); // Add Eq1'
+		}
+
+		// Add the set of [a =. Theta | (a=. Theta) in Eq2']
+		Set<UnifyPair> bufferSet = eq2s.stream() 
+				.filter(x -> x.getPairOp() == PairOperator.EQUALSDOT && x.getLhsType() instanceof PlaceholderType)
+				.collect(Collectors.toSet());
+		
+		if(bufferSet.size() != 0) { // Do not add empty sets or the cartesian product will always be empty.
+			Set<Set<UnifyPair>> wrap = new HashSet<>();
+			wrap.add(bufferSet);
+			topLevelSets.add(wrap);
+			eq2s.removeAll(bufferSet);
+		}
+		
+		// Sets that originate from pair pattern matching
+		// Sets of the "second level"
+		Set<UnifyPair> undefinedPairs = new HashSet<>();
+		if (printtag) System.out.println("eq2s " + eq2s);
+		//writeLog("BufferSet: " + bufferSet.toString()+"\n");
+		Set<Set<Set<Set<UnifyPair>>>> secondLevelSets = calculatePairSets(eq2s, fc, undefinedPairs);
+		                                                //PL 2017-09-20: Im calculatePairSets wird möglicherweise O .< java.lang.Integer 
+		                                                //nicht ausgewertet Faculty Beispiel im 1. Schritt
+		                                                //PL 2017-10-03 geloest, muesste noch mit FCs mit kleineren
+		                                                //Typen getestet werden.
+		if (printtag) System.out.println("secondLevelSets:" +secondLevelSets);
+		// If pairs occured that did not match one of the cartesian product cases,
+		// those pairs are contradictory and the unification is impossible.
+		if(!undefinedPairs.isEmpty()) {
+			writeLog("UndefinedPairs; " + undefinedPairs);
+			Set<Set<UnifyPair>> error = new HashSet<>();
+			error.add(undefinedPairs);
+			return error;
+		}
+		
+		/* Up to here, no cartesian products are calculated.
+		 * filters for pairs and sets can be applied here */
+		
+		// Alternative: Sub cartesian products of the second level (pattern matched) sets
+		// "the big (x)"
+		/* for(Set<Set<Set<UnifyPair>>> secondLevelSet : secondLevelSets) {
+			//System.out.println("secondLevelSet "+secondLevelSet.size());
+			List<Set<Set<UnifyPair>>> secondLevelSetList = new ArrayList<>(secondLevelSet);
+			Set<List<Set<UnifyPair>>> cartResult = setOps.cartesianProduct(secondLevelSetList);
+			//System.out.println("CardResult: "+cartResult.size());
+			// Flatten and add to top level sets
+			Set<Set<UnifyPair>> flat = new HashSet<>();
+			int j = 0;
+			for(List<Set<UnifyPair>> s : cartResult) {
+				j++;
+				//System.out.println("s from CardResult: "+cartResult.size() + " " + j);
+				Set<UnifyPair> flat1 = new HashSet<>();
+				for(Set<UnifyPair> s1 : s)
+					flat1.addAll(s1);
+				flat.add(flat1);
+			}
+			//topLevelSets.add(flat);
+		}
+		*/
+		
+		//Alternative KEIN KARTESISCHES PRODUKT der secondlevel Ebene bilden
+		for(Set<Set<Set<UnifyPair>>> secondLevelSet : secondLevelSets) {
+			for (Set<Set<UnifyPair>> secondlevelelem : secondLevelSet) {
+				topLevelSets.add(secondlevelelem);
+			}
+		}
+		//System.out.println(topLevelSets);
+		//System.out.println();
+		
+		
+		//Aufruf von computeCartesianRecursive ANFANG
+		return computeCartesianRecursive(new HashSet<>(), new ArrayList<>(topLevelSets), eq, fc, parallel);
+	
+	}
+	
+	
+	Set<Set<UnifyPair>> unify2(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, IFiniteClosure fc, boolean parallel) {
+		//Aufruf von computeCartesianRecursive ENDE
+		
+		//keine Ahnung woher das kommt
+		//Set<Set<UnifyPair>> setToFlatten = topLevelSets.stream().map(x -> x.iterator().next()).collect(Collectors.toCollection(HashSet::new));
+		
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ANFANG
+		// Cartesian product over all (up to 10) top level sets 
+		//Set<Set<Set<UnifyPair>>> eqPrimeSet = setOps.cartesianProduct(topLevelSets)
+		//		.stream().map(x -> new HashSet<>(x))
+		//		.collect(Collectors.toCollection(HashSet::new));
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ENDE
+
+		Set<Set<UnifyPair>> eqPrimePrimeSet = new HashSet<>();
+		
+		Set<TypeUnifyTask> forks = new HashSet<>();
+		
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ANFANG
+		//for(Set<Set<UnifyPair>> setToFlatten : eqPrimeSet) {
+			// Flatten the cartesian product
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ENDE
+			Set<UnifyPair> eqPrime = new HashSet<>();
+			setToFlatten.stream().forEach(x -> eqPrime.addAll(x));
+
+			/*
+			 * Step 5: Substitution
+			 */
+			//System.out.println("vor Subst: " + eqPrime);
+			Optional<Set<UnifyPair>> eqPrimePrime = rules.subst(eqPrime);
+			
+			/*
+			 * Step 6 a) Restart (fork) for pairs where subst was applied
+			 */
+			if(parallel) {
+				if (eqPrime.equals(eq))         //PL 2017-09-29 auskommentiert und durch 
+				//(!eqPrimePrime.isPresent())   //PL 2071-09-29 dies ersetzt 
+					                              //Begruendung: Wenn in der Substitution keine Veraenderung
+					                              //(!eqPrimePrime.isPresent()) erfolgt ist, ist das Ergebnis erzielt.
+					eqPrimePrimeSet.add(eqPrime);
+				else if(eqPrimePrime.isPresent()) {
+					//System.out.println("nextStep: " + eqPrimePrime.get());
+					TypeUnifyTask fork = new TypeUnifyTask(eqPrimePrime.get(), fc, true, logFile);
+					forks.add(fork);
+					fork.fork();
+				}
+				else {
+					//System.out.println("nextStep: " + eqPrime);
+					TypeUnifyTask fork = new TypeUnifyTask(eqPrime, fc, true, logFile);
+					forks.add(fork);
+					fork.fork();
+				}
+			}
+			else { // sequentiell (Step 6b is included)
+				if (printtag) System.out.println("nextStep: " + eqPrimePrime);
+				if (eqPrime.equals(eq)) {        //PL 2017-09-29 auskommentiert und durch 
+				//(!eqPrimePrime.isPresent())       //PL 2071-09-29 dies ersetzt 
+                                                  //Begruendung: Wenn in der Substitution keine Veraenderung
+                                                  //(!eqPrimePrime.isPresent()) erfolgt ist, ist das Ergebnis erzielt.
+					try {
+						if (isSolvedForm(eqPrime)) {
+							logFile.write(eqPrime.toString()+"\n");
+							logFile.flush();
+						}
+					}
+					catch (IOException e) { }
+					eqPrimePrimeSet.add(eqPrime);
+				}
+				else if(eqPrimePrime.isPresent()) {
+					Set<Set<UnifyPair>> unifyres = unify(eqPrimePrime.get(), fc, false);
+					
+					eqPrimePrimeSet.addAll(unifyres);
+				}
+				else {
+					Set<Set<UnifyPair>> unifyres = unify(eqPrime, fc, false);
+					
+					
+					eqPrimePrimeSet.addAll(unifyres);
+				}
+			}
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ANFANG
+		//}
+		//Muss auskommentiert werden, wenn computeCartesianRecursive ENDE
+		
+		/*
+		 * 	Step 6 b) Build the union over everything.
+		 */
+		
+		if(parallel)
+			for(TypeUnifyTask fork : forks) 
+				eqPrimePrimeSet.addAll(fork.join());
+		
+		 /*
+		  * Step 7: Filter empty sets;
+		  */
+		eqPrimePrimeSet = eqPrimePrimeSet.stream().filter(x -> isSolvedForm(x)).collect(Collectors.toCollection(HashSet::new));
+		if (!eqPrimePrimeSet.isEmpty())
+			writeLog("Result " + eqPrimePrimeSet.toString());
+		return eqPrimePrimeSet;
+	}
+	
+	
+	
+	Set<Set<UnifyPair>> computeCartesianRecursive(Set<Set<UnifyPair>> fstElems, ArrayList<Set<Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, IFiniteClosure fc, boolean parallel) {
+		ArrayList<Set<Set<UnifyPair>>> remainingSets = new ArrayList<>(topLevelSets);
+		Set<Set<UnifyPair>> nextSet = remainingSets.remove(0);
+		ArrayList<Set<UnifyPair>> nextSetasList = new ArrayList<>(nextSet);
+		Set<Set<UnifyPair>> result = new HashSet<>(); 
+		int i = 0;
+		byte variance = 	nextSetasList.iterator().next().iterator().next().getVariance();	
+		Set<UnifyPair> a_next = null;
+		if (nextSetasList.iterator().next().iterator().next().getLhsType().getName().equals("D")) 
+			System.out.print("");
+		if (nextSetasList.size()>1) {
+			if (variance == 1) {
+				a_next = oup.max(nextSetasList.iterator());
+			}
+			else if (variance == -1) {
+				a_next = oup.min(nextSetasList.iterator());
+			}
+			else if (variance == 0) {
+				a_next = nextSetasList.iterator().next();
+			}
+		}
+		else {
+			a_next = nextSetasList.iterator().next();
+		}
+		while (nextSetasList.size() != 0) {
+			Set<UnifyPair> a = a_next;
+			//writeLog("nextSet: " + nextSetasList.toString()+ "\n");
+			nextSetasList.remove(a);
+			if (nextSetasList.size() > 0) {
+				if (nextSetasList.size()>1) {
+					if (variance == 1) {
+						a_next = oup.max(nextSetasList.iterator());
+					}
+					else if (variance == -1) {
+						a_next = oup.min(nextSetasList.iterator());
+					}
+					else {
+						a_next = nextSetasList.iterator().next();
+					}
+				}
+				else {
+					a_next = nextSetasList.iterator().next();
+				}
+			}
+			//PL 2018-03-01
+			//TODO: 1. Maximum und Minimum unterscheiden
+			//TODO: 2. compare noch für alle Elmemente die nicht X =. ty sind erweitern 
+		//for(Set<UnifyPair> a : newSet) {
+			i++;
+			Set<Set<UnifyPair>> elems = new HashSet<Set<UnifyPair>>(fstElems);
+			elems.add(a);
+			if (remainingSets.isEmpty()) {
+				result.addAll(unify2(elems, eq, fc, parallel));
+				System.out.println("");
+			}
+			else {
+				result.addAll(computeCartesianRecursive(elems, remainingSets, eq, fc, parallel)); 
+			}
+			if (!result.isEmpty()) {
+				if (variance == 1) {
+					if (a.iterator().next().getLhsType().getName().equals("WL")) 
+						System.out.print("");
+					if (a.equals(a_next) || 
+							(oup.compare(a, a_next) == 1)) {
+						System.out.print("");
+						break;
+					}
+					else {
+						System.out.print("");
+					}
+				}
+				else { if (variance == -1) {
+					if (a.iterator().next().getLhsType().getName().equals("A")) 
+						System.out.print("");
+					if (a.equals(a_next) || (oup.compare(a, a_next) == -1)) {
+						System.out.print("");
+						break;
+					}
+					else {
+						System.out.print("");
+					}
+				}
+				else if (variance == 0) {
+					break;
+				}
+				}
+			}
+		}
+		return result;
+	}
+	
+	protected boolean isUndefinedPairSet(Set<Set<UnifyPair>> s) {
+		boolean res = true;
+		if (s.size() ==1) {
+			s.iterator().next().stream().forEach(x -> { res = res && x.isUndefinedPair(); return; });
+			return res;
+		}
+		
+	}
+	/**
+	 * Checks whether a set of pairs is in solved form.
+	 * @param eqPrimePrime The set of pair
+	 * @return True if in solved form,  false otherwise.
+	 */
+	protected boolean isSolvedForm(Set<UnifyPair> eqPrimePrime) {
+		for(UnifyPair pair : eqPrimePrime) {
+			UnifyType lhsType = pair.getLhsType();
+			UnifyType rhsType = pair.getRhsType();
+			
+			if(!(lhsType instanceof PlaceholderType))
+				return false;
+			
+			// If operator is not equals, both sides must be placeholders
+			if(pair.getPairOp() != PairOperator.EQUALSDOT && !(rhsType instanceof PlaceholderType))
+				return false;
+		}
+		return true;
+	}
+	
+	/**
+	 * Repeatedly applies type unification rules to a set of equations. 
+	 * This is step one of the unification algorithm.
+	 * @return The set of pairs that results from repeated application of the inference rules.
+	 */
+	public Set<UnifyPair> applyTypeUnificationRules(Set<UnifyPair> eq, IFiniteClosure fc) {
+		
+		/*
+		 * Rule Application Strategy:
+		 * 
+		 * 1. 	Swap all pairs and erase all erasable pairs
+		 * 2. 	Apply all possible rules to a single pair, then move it to the result set.
+		 *    	Iterating over pairs first, then iterating over rules prevents the application
+		 *    	of rules to a "finished" pair over and over.
+		 * 2.1 	Apply all rules repeatedly except for erase rules. If
+		 * 		the application of a rule creates new pairs, check immediately
+		 * 		against the erase rules.
+		 */
+		
+		
+		LinkedHashSet<UnifyPair> targetSet = new LinkedHashSet<UnifyPair>();
+		LinkedList<UnifyPair> eqQueue = new LinkedList<>();
+		
+		/*
+		 * Swap all pairs and erase all erasable pairs
+		 */
+		eq.forEach(x -> swapAddOrErase(x, fc, eqQueue));
+		
+		/*
+		 * Apply rules until the queue is empty
+		 */
+		while(!eqQueue.isEmpty()) {
+			UnifyPair pair = eqQueue.pollFirst();
+
+			// ReduceUp, ReduceLow, ReduceUpLow
+			Optional<UnifyPair> opt = rules.reduceUpLow(pair);
+			opt = opt.isPresent() ? opt : rules.reduceLow(pair);
+			opt = opt.isPresent() ? opt : rules.reduceUp(pair);
+			opt = opt.isPresent() ? opt : rules.reduceWildcardLow(pair);
+			opt = opt.isPresent() ? opt : rules.reduceWildcardLowRight(pair);
+			opt = opt.isPresent() ? opt : rules.reduceWildcardUp(pair);
+			opt = opt.isPresent() ? opt : rules.reduceWildcardUpRight(pair);
+			//PL 2018-03-06 auskommentiert muesste falsch sein vgl. JAVA_BSP/Wildcard6.java
+			//opt = opt.isPresent() ? opt : rules.reduceWildcardLowUp(pair);
+			//opt = opt.isPresent() ? opt : rules.reduceWildcardUpLow(pair);
+			//opt = opt.isPresent() ? opt : rules.reduceWildcardLeft(pair);
+			
+			// Reduce TPH
+			opt = opt.isPresent() ? opt : rules.reduceTph(pair);
+			
+			// One of the rules has been applied
+			if(opt.isPresent()) {
+				swapAddOrErase(opt.get(), fc, eqQueue);
+				continue;
+			}
+			
+			// Reduce1, Reduce2, ReduceExt, ReduceSup, ReduceEq
+			//try {
+			//	logFile.write("PAIR1 " + pair + "\n");
+			//	logFile.flush();
+			//}
+			//catch (IOException e) { }
+			
+			Optional<Set<UnifyPair>> optSet = rules.reduce1(pair, fc);
+			optSet = optSet.isPresent() ? optSet : rules.reduce2(pair);
+			optSet = optSet.isPresent() ? optSet : rules.reduceExt(pair, fc);
+			optSet = optSet.isPresent() ? optSet : rules.reduceSup(pair, fc);
+			optSet = optSet.isPresent() ? optSet : rules.reduceEq(pair);
+			
+			// ReduceTphExt, ReduceTphSup
+			optSet = optSet.isPresent() ? optSet : rules.reduceTphExt(pair);
+			optSet = optSet.isPresent() ? optSet : rules.reduceTphSup(pair);
+
+			
+			// FunN Rules
+			optSet = optSet.isPresent() ? optSet : rules.reduceFunN(pair);
+			optSet = optSet.isPresent() ? optSet : rules.greaterFunN(pair);
+			optSet = optSet.isPresent() ? optSet : rules.smallerFunN(pair);
+			
+			// One of the rules has been applied
+			if(optSet.isPresent()) {
+				optSet.get().forEach(x -> swapAddOrErase(x, fc, eqQueue));
+				continue;
+			}
+			
+			// Adapt, AdaptExt, AdaptSup
+			//try {
+			//	logFile.write("PAIR2 " + pair + "\n");
+			//	logFile.flush();
+			//}
+			//catch (IOException e) { }
+			opt = rules.adapt(pair, fc);
+			opt = opt.isPresent() ? opt : rules.adaptExt(pair,  fc);
+			opt = opt.isPresent() ? opt : rules.adaptSup(pair, fc);
+			
+			// One of the rules has been applied
+			if(opt.isPresent()) {
+				swapAddOrErase(opt.get(), fc, eqQueue);
+				continue;
+			}
+			
+			// None of the rules has been applied
+			targetSet.add(pair);
+		}
+		
+		return targetSet;
+	}
+	
+	/**
+	 * Applies the rule swap to a pair if possible. Then adds the pair to the set if no erase rule applies.
+	 * If an erase rule applies, the pair is not added (erased).
+	 * @param pair The pair to swap and add or erase.
+	 * @param collection The collection to which the pairs are added.
+	 */
+	protected void swapAddOrErase(UnifyPair pair, IFiniteClosure fc, Collection<UnifyPair> collection) {
+		Optional<UnifyPair> opt = rules.swap(pair);
+		UnifyPair pair2 = opt.isPresent() ? opt.get() : pair;
+		
+		if(rules.erase1(pair2, fc) || rules.erase3(pair2) || rules.erase2(pair2, fc))
+			return;
+		
+		collection.add(pair2);
+	}
+	
+	/**
+	 * Splits the equation eq into a set eq1s where both terms are type variables,
+	 * and a set eq2s where one of both terms is not a type variable.
+	 * @param eq Set of pairs to be splitted.
+	 * @param eq1s Subset of eq where both terms are type variables.
+	 * @param eq2s eq/eq1s.
+	 */
+	protected void splitEq(Set<UnifyPair> eq, Set<UnifyPair> eq1s, Set<UnifyPair> eq2s) {
+		for(UnifyPair pair : eq) 
+			if(pair.getLhsType() instanceof PlaceholderType && pair.getRhsType() instanceof PlaceholderType)
+				eq1s.add(pair);
+			else
+				eq2s.add(pair);
+	}
+	
+	/**
+	 * Creates sets of pairs specified in the fourth step. Does not calculate cartesian products.
+	 * @param undefined All pairs that did not match one of the 8 cases are added to this set.
+	 * @return The set of the eight cases (without empty sets). Each case is a set, containing sets generated
+	 * from the pairs that matched the case. Each generated set contains singleton sets or sets with few elements
+	 * (as in case 1 where sigma is added to the innermost set).
+	 */
+	protected Set<Set<Set<Set<UnifyPair>>>> calculatePairSets(Set<UnifyPair> eq2s, IFiniteClosure fc, Set<UnifyPair> undefined) {
+		List<Set<Set<Set<UnifyPair>>>> result = new ArrayList<>(8);
+
+		// Init all 8 cases
+		for(int i = 0; i < 8; i++)
+			result.add(new HashSet<>());
+		Boolean first = true;
+		for(UnifyPair pair : eq2s) {
+			PairOperator pairOp = pair.getPairOp();
+			UnifyType lhsType = pair.getLhsType();
+			UnifyType rhsType = pair.getRhsType();
+	
+			// Case 1: (a <. Theta')
+			if(pairOp == PairOperator.SMALLERDOT && lhsType instanceof PlaceholderType) {
+				//System.out.println(pair);
+				if (first) { //writeLog(pair.toString()+"\n");
+					Set<Set<UnifyPair>> x1 = unifyCase1((PlaceholderType) pair.getLhsType(), pair.getRhsType(), (byte)1, fc);
+				//System.out.println(x1);
+					result.get(0).add(x1);
+				}
+				else {
+					Set<UnifyPair> s1 = new HashSet<>();
+					s1.add(pair);
+					Set<Set<UnifyPair>> s2 = new HashSet<>();
+					s2.add(s1);
+					result.get(0).add(s2);
+				}
+						
+			}
+			// Case 2: (a <.? ? ext Theta')
+			else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof PlaceholderType && rhsType instanceof ExtendsType)
+				if (first) { //writeLog(pair.toString()+"\n");
+					result.get(1).add(unifyCase2((PlaceholderType) pair.getLhsType(), (ExtendsType) pair.getRhsType(), (byte)0, fc));
+				}	
+				else {
+					Set<UnifyPair> s1 = new HashSet<>();
+					s1.add(pair);
+					Set<Set<UnifyPair>> s2 = new HashSet<>();
+					s2.add(s1);
+					result.get(1).add(s2);
+				}
+			
+			// Case 3: (a <.? ? sup Theta')
+			else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof PlaceholderType && rhsType instanceof SuperType)
+				if (first) { //writeLog(pair.toString()+"\n");
+					result.get(2).add(unifyCase3((PlaceholderType) lhsType, (SuperType) rhsType, (byte)0, fc));
+				}
+				else {
+					Set<UnifyPair> s1 = new HashSet<>();
+					s1.add(pair);
+					Set<Set<UnifyPair>> s2 = new HashSet<>();
+					s2.add(s1);
+					result.get(2).add(s2);
+				}
+			
+			// Case 4 was replaced by an inference rule
+			// Case 4: (a <.? Theta')
+			//else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof PlaceholderType)
+			//	result.get(3).add(unifyCase4((PlaceholderType) lhsType, rhsType, fc));
+				
+			// Case 5: (Theta <. a)
+			else if(pairOp == PairOperator.SMALLERDOT && rhsType instanceof PlaceholderType)
+				if (first) { //writeLog(pair.toString()+"\n");
+					if (rhsType.getName().equals("A")) 
+						System.out.println();
+					result.get(4).add(unifyCase5(lhsType, (PlaceholderType) rhsType, (byte)-1, fc));
+				}
+				else {
+					Set<UnifyPair> s1 = new HashSet<>();
+					s1.add(pair);
+					Set<Set<UnifyPair>> s2 = new HashSet<>();
+					s2.add(s1);
+					result.get(4).add(s2);
+				}
+			
+			// Case 6 was replaced by an inference rule.
+			// Case 6: (? ext Theta <.? a)
+			//else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof ExtendsType && rhsType instanceof PlaceholderType)
+			//	result.get(5).add(unifyCase6((ExtendsType) lhsType, (PlaceholderType) rhsType, fc));
+
+			// Case 7 was replaced by an inference rule
+			// Case 7: (? sup Theta <.? a)
+			//else if(pairOp == PairOperator.SMALLERDOTWC && lhsType instanceof SuperType && rhsType instanceof PlaceholderType)
+			//	result.get(6).add(unifyCase7((SuperType) lhsType, (PlaceholderType) rhsType, fc));
+			
+			// Case 8: (Theta <.? a)
+			else if(pairOp == PairOperator.SMALLERDOTWC && rhsType instanceof PlaceholderType)
+				if (first) { //writeLog(pair.toString()+"\n");
+					result.get(7).add(
+							unifyCase8(lhsType, (PlaceholderType) rhsType, (byte)0, fc));
+				}
+				else {
+					Set<UnifyPair> s1 = new HashSet<>();
+					s1.add(pair);
+					Set<Set<UnifyPair>> s2 = new HashSet<>();
+					s2.add(s1);
+					result.get(7).add(s2);
+				}
+			// Case unknown: If a pair fits no other case, then the type unification has failed.
+			// Through application of the rules, every pair should have one of the above forms.
+			// Pairs that do not have one of the aboves form are contradictory.
+			else {
+				// If a pair is not defined, the unificiation will fail, so the loop can be stopped here.
+				undefined.add(pair); 
+				break;
+			}
+			first = false;
+		}
+		
+		// Filter empty sets or sets that only contain an empty set.
+		return result.stream().map(x -> x.stream().filter(y -> y.size() > 0).collect(Collectors.toCollection(HashSet::new)))
+				.filter(x -> x.size() > 0).collect(Collectors.toCollection(HashSet::new));
+	}
+	
+	/**
+	 * Cartesian product Case 1: (a <. Theta') 
+	 */
+	protected Set<Set<UnifyPair>> unifyCase1(PlaceholderType a, UnifyType thetaPrime, byte variance, IFiniteClosure fc) {
+		Set<Set<UnifyPair>> result = new HashSet<>();
+		
+		boolean allGen = thetaPrime.getTypeParams().size() > 0;
+		for(UnifyType t : thetaPrime.getTypeParams())
+			if(!(t instanceof PlaceholderType) || !((PlaceholderType) t).isGenerated()) {
+				allGen = false;
+				break;
+			}
+		
+		Set<UnifyType> cs = fc.getAllTypesByName(thetaPrime.getName());//cs= [java.util.Vector<NP>, java.util.Vector<java.util.Vector<java.lang.Integer>>, ????java.util.Vector<gen_hv>???]
+		
+		//PL 18-02-06 entfernt, kommt durch unify wieder rein
+		//cs.add(thetaPrime);
+		//PL 18-02-06 entfernt
+		
+		for(UnifyType c : cs) {
+			//PL 18-02-05 getChildren durch smaller ersetzt in getChildren werden die Varianlen nicht ersetzt.
+			Set<UnifyType> thetaQs = fc.smaller(c).stream().collect(Collectors.toCollection(HashSet::new));
+			//Set<UnifyType> thetaQs = fc.getChildren(c).stream().collect(Collectors.toCollection(HashSet::new));
+		    //thetaQs.add(thetaPrime); //PL 18-02-05 wieder geloescht
+			                           //PL 2017-10-03: War auskommentiert habe ich wieder einkommentiert, 
+		                               //da children offensichtlich ein echtes kleiner und kein kleinergleich ist
+			
+			//PL 18-02-06: eingefuegt, thetaQs der Form V<V<...>> <. V'<V<...>> werden entfernt
+			thetaQs = thetaQs.stream().filter(ut -> ut.getTypeParams().arePlaceholders()).collect(Collectors.toCollection(HashSet::new));
+			//PL 18-02-06: eingefuegt
+			
+			Set<UnifyType> thetaQPrimes = new HashSet<>();
+			TypeParams cParams = c.getTypeParams();
+			if(cParams.size() == 0)
+				thetaQPrimes.add(c);
+			else {
+				ArrayList<Set<UnifyType>> candidateParams = new ArrayList<>();
+				
+				for(UnifyType param : cParams)
+					candidateParams.add(fc.grArg(param));
+			
+				for(TypeParams tp : permuteParams(candidateParams))
+					thetaQPrimes.add(c.setTypeParams(tp));
+			}
+			
+			for(UnifyType tqp : thetaQPrimes) {
+				//System.out.println(tqp.toString());
+				//i++;
+				//System.out.println(i);
+				//if (i == 62)
+				//	System.out.println(tqp.toString());
+				Optional<Unifier> opt = stdUnify.unify(tqp, thetaPrime);
+				if (!opt.isPresent())
+					continue;
+				
+				Unifier unifier = opt.get();
+				unifier.swapPlaceholderSubstitutions(thetaPrime.getTypeParams());
+				Set<UnifyPair> substitutionSet = new HashSet<>();
+				for (Entry<PlaceholderType, UnifyType> sigma : unifier)
+					substitutionSet.add(new UnifyPair(sigma.getKey(), sigma.getValue(), PairOperator.EQUALSDOT));
+				
+				//List<UnifyType> freshTphs = new ArrayList<>(); PL 18-02-06 in die For-Schleife verschoben
+				for (UnifyType tq : thetaQs) {
+					Set<UnifyType> smaller = fc.smaller(unifier.apply(tq)); 
+					for(UnifyType theta : smaller) {
+						List<UnifyType> freshTphs = new ArrayList<>();
+						Set<UnifyPair> resultPrime = new HashSet<>();
+						
+						for(int i = 0; !allGen && i < theta.getTypeParams().size(); i++) {
+							if(freshTphs.size()-1 < i)
+								freshTphs.add(PlaceholderType.freshPlaceholder());
+							resultPrime.add(new UnifyPair(freshTphs.get(i), theta.getTypeParams().get(i), PairOperator.SMALLERDOTWC));
+						}
+						
+						if(allGen)
+							resultPrime.add(new UnifyPair(a, theta, PairOperator.EQUALSDOT));
+						else 
+							resultPrime.add(new UnifyPair(a, theta.setTypeParams(new TypeParams(freshTphs.toArray(new UnifyType[0]))), PairOperator.EQUALSDOT));
+						resultPrime.addAll(substitutionSet);
+						//writeLog("Substitution: " + substitutionSet.toString());
+						resultPrime = resultPrime.stream().map(x -> { x.setVariance(variance); return x;}).collect(Collectors.toCollection(HashSet::new));
+						result.add(resultPrime);
+						//writeLog("Result: " + resultPrime.toString());
+						//writeLog("MAX: " + oup.max(resultPrime.iterator()).toString());
+					}
+				}
+
+			}
+		}
+		
+		return result;
+	}
+	
+	/**
+	 * Cartesian Product Case 2: (a <.? ? ext Theta')
+	 */
+	private Set<Set<UnifyPair>> unifyCase2(PlaceholderType a, ExtendsType extThetaPrime, byte variance, IFiniteClosure fc) {
+		Set<Set<UnifyPair>> result = new HashSet<>();
+		
+		UnifyType aPrime = PlaceholderType.freshPlaceholder();
+		UnifyType extAPrime = new ExtendsType(aPrime);
+		UnifyType thetaPrime = extThetaPrime.getExtendedType();
+		Set<UnifyPair> resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, thetaPrime, PairOperator.SMALLERDOT));
+		result.add(resultPrime);
+			
+		resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, extAPrime, PairOperator.EQUALSDOT));
+		resultPrime.add(new UnifyPair(aPrime, thetaPrime, PairOperator.SMALLERDOT));
+		resultPrime = resultPrime.stream().map(x -> { x.setVariance(variance); return x;}).collect(Collectors.toCollection(HashSet::new));
+		result.add(resultPrime);
+		//writeLog("Result: " + resultPrime.toString());
+		return result;
+	}
+	
+	/**
+	 * Cartesian Product Case 3: (a <.? ? sup Theta')
+	 */
+	private Set<Set<UnifyPair>> unifyCase3(PlaceholderType a, SuperType subThetaPrime, byte variance, IFiniteClosure fc) {
+		Set<Set<UnifyPair>> result = new HashSet<>();
+		
+		UnifyType aPrime = PlaceholderType.freshPlaceholder();
+		UnifyType supAPrime = new SuperType(aPrime);
+		UnifyType thetaPrime = subThetaPrime.getSuperedType();
+		Set<UnifyPair> resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(thetaPrime, a, PairOperator.SMALLERDOT));
+		result.add(resultPrime);
+		//writeLog(resultPrime.toString());
+			
+		resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, supAPrime, PairOperator.EQUALSDOT));
+		resultPrime.add(new UnifyPair(thetaPrime, aPrime, PairOperator.SMALLERDOT));
+		resultPrime = resultPrime.stream().map(x -> { x.setVariance(variance); return x;}).collect(Collectors.toCollection(HashSet::new));
+		result.add(resultPrime);
+		//writeLog(resultPrime.toString());
+		
+		return result;
+	}
+	
+	/**
+	 * Cartesian Product Case 5: (Theta <. a)
+	 */
+	private Set<Set<UnifyPair>> unifyCase5(UnifyType theta, PlaceholderType a, byte variance, IFiniteClosure fc) {
+		Set<Set<UnifyPair>> result = new HashSet<>();
+		
+		boolean allGen = theta.getTypeParams().size() > 0;
+		for(UnifyType t : theta.getTypeParams())
+			if(!(t instanceof PlaceholderType) || !((PlaceholderType) t).isGenerated()) {
+				allGen = false;
+				break;
+			}
+		
+		for(UnifyType thetaS : fc.greater(theta)) {
+			Set<UnifyPair> resultPrime = new HashSet<>();
+			
+			UnifyType[] freshTphs = new UnifyType[thetaS.getTypeParams().size()];
+			for(int i = 0; !allGen && i < freshTphs.length; i++) {
+				freshTphs[i] = PlaceholderType.freshPlaceholder();
+				resultPrime.add(new UnifyPair(thetaS.getTypeParams().get(i), freshTphs[i], PairOperator.SMALLERDOTWC));
+			}
+			
+			if(allGen)
+				resultPrime.add(new UnifyPair(a, thetaS, PairOperator.EQUALSDOT));
+			else
+				resultPrime.add(new UnifyPair(a, thetaS.setTypeParams(new TypeParams(freshTphs)), PairOperator.EQUALSDOT));
+			resultPrime = resultPrime.stream().map(x -> { x.setVariance(variance); return x;}).collect(Collectors.toCollection(HashSet::new));
+			result.add(resultPrime);
+			//writeLog(resultPrime.toString());
+		}
+	
+		return result;
+	}
+
+	/**
+	 * Cartesian Product Case 8: (Theta <.? a)
+	 */
+	private Set<Set<UnifyPair>> unifyCase8(UnifyType theta, PlaceholderType a, byte variance, IFiniteClosure fc) {
+		Set<Set<UnifyPair>> result = new HashSet<>();
+		//for(UnifyType thetaS : fc.grArg(theta)) {
+		Set<UnifyPair> resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, theta, PairOperator.EQUALSDOT));
+		result.add(resultPrime);
+		//writeLog(resultPrime.toString());
+		
+		UnifyType freshTph = PlaceholderType.freshPlaceholder();
+		resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, new ExtendsType(freshTph), PairOperator.EQUALSDOT));
+		resultPrime.add(new UnifyPair(theta, freshTph, PairOperator.SMALLERDOT));
+		result.add(resultPrime);
+		//writeLog(resultPrime.toString());
+
+		resultPrime = new HashSet<>();
+		resultPrime.add(new UnifyPair(a, new SuperType(freshTph), PairOperator.EQUALSDOT));
+		resultPrime.add(new UnifyPair(freshTph, theta, PairOperator.SMALLERDOT));
+		resultPrime = resultPrime.stream().map(x -> { x.setVariance(variance); return x;}).collect(Collectors.toCollection(HashSet::new));
+		result.add(resultPrime);
+		//writeLog(resultPrime.toString());
+		//}
+	
+		return result;
+	}
+	
+	/**
+	 * Takes a set of candidates for each position and computes all possible permutations.
+	 * @param candidates The length of the list determines the number of type params. Each set
+	 * contains the candidates for the corresponding position.
+	 */
+	protected Set<TypeParams> permuteParams(ArrayList<Set<UnifyType>> candidates) {
+		Set<TypeParams> result = new HashSet<>();
+		permuteParams(candidates, 0, result, new UnifyType[candidates.size()]);
+		return result;
+	}
+	
+	/**
+	 * Takes a set of candidates for each position and computes all possible permutations.
+	 * @param candidates The length of the list determines the number of type params. Each set
+	 * contains the candidates for the corresponding position.
+	 * @param idx Idx for the current permutatiton.
+	 * @param result Set of all permutations found so far
+	 * @param current The permutation of type params that is currently explored
+	 */
+	private void permuteParams(ArrayList<Set<UnifyType>> candidates, int idx, Set<TypeParams> result, UnifyType[] current) {
+		if(candidates.size() == idx) {
+			result.add(new TypeParams(Arrays.copyOf(current, current.length)));
+			return;
+		}
+		
+		Set<UnifyType> localCandidates = candidates.get(idx);
+		
+		for(UnifyType t : localCandidates) {
+			current[idx] = t;
+			permuteParams(candidates, idx+1, result, current);
+		}
+	}
+	
+	void writeLog(String str) {
+		try {
+			logFile.write(str+"\n");
+			logFile.flush();
+			
+		}
+		catch (IOException e) { }
+	}
+}

src/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java

@@ -0,0 +1,117 @@
+package de.dhbwstuttgart.typeinference.unify.model;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+
+/**
+ * A pair which contains two types and an operator, e.q. (Integer <. a).
+ * @author Florian Steurer
+ */
+public class UnifyPair {
+	
+	/**
+	 * The type on the left hand side of the pair.
+	 */
+	private final UnifyType lhs;
+	
+	/**
+	 * The type on the right hand side of the pair.
+	 */
+	private final UnifyType rhs;
+	
+	/**
+	 * The operator that determines the relation between the left and right hand side type.
+	 */
+	private PairOperator pairOp;
+	
+    private byte variance = 0;
+    
+    private boolean undefinedPair = false;
+	
+	private final int hashCode;
+	
+	/**
+	 * Creates a new instance of the pair.
+	 * @param lhs The type on the left hand side of the pair.
+	 * @param rhs The type on the right hand side of the pair.
+	 * @param op The operator that determines the relation between the left and right hand side type.
+	 */
+	public UnifyPair(UnifyType lhs, UnifyType rhs, PairOperator op) {
+		this.lhs = lhs;
+		this.rhs = rhs;
+		pairOp = op;
+		
+		// Caching hashcode
+		hashCode = 17 + 31 * lhs.hashCode() + 31 * rhs.hashCode() + 31 * pairOp.hashCode();
+	}	
+	
+	/**
+	 * Returns the type on the left hand side of the pair.
+	 */
+	public UnifyType getLhsType() {
+		return lhs;
+	}
+	
+	/**
+	 * Returns the type on the right hand side of the pair.
+	 */
+	public UnifyType getRhsType() {
+		return rhs;
+	}
+	
+	/**
+	 * Returns the operator that determines the relation between the left and right hand side type.
+	 */
+	public PairOperator getPairOp() {
+		return pairOp;
+	}
+	
+	public byte getVariance() {
+		return variance;
+	}
+	
+	public void setVariance(byte v) {
+		variance = v;
+	}
+	
+	public boolean isUndefinedPair() {
+		return undefinedPair;
+	}
+	@Override
+	public boolean equals(Object obj) {
+		if(!(obj instanceof UnifyPair))
+			return false;
+		
+		if(obj.hashCode() != this.hashCode())
+			return false;
+
+		UnifyPair other = (UnifyPair) obj;
+		
+		return other.getPairOp() == pairOp 
+				&& other.getLhsType().equals(lhs) 
+				&& other.getRhsType().equals(rhs);
+	}
+
+	@Override
+	public int hashCode() {
+		return hashCode;
+	}
+	
+	@Override
+	public String toString() {
+		return "(" + lhs + " " + pairOp + " " + rhs + ")";
+	}
+
+	/*
+	public List<? extends PlaceholderType> getInvolvedPlaceholderTypes() {
+		ArrayList<PlaceholderType> ret = new ArrayList<>();
+		ret.addAll(lhs.getInvolvedPlaceholderTypes());
+		ret.addAll(rhs.getInvolvedPlaceholderTypes());
+		return ret;
+	}
+	*/
+}
+
+

src/main/java/de/dhbwstuttgart/bytecode/ArgumentVisitor.java

@@ -61,7 +61,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		assign.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(assign.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(assign.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -70,9 +70,9 @@ public class ArgumentVisitor implements StatementVisitor {
 		binary.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0)) {
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(binary.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(binary.getType()));
 		} else {
-			bytecodeGenMethod.doBoxing(bytecodeGenMethod.getResolver().getResolvedType(binary.getType()));
+			bytecodeGenMethod.doBoxing(bytecodeGenMethod.getResolvedType(binary.getType()));
 		}
 		argListMethCall.remove(0);
 	}
@@ -88,7 +88,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		castExpr.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(castExpr.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(castExpr.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -103,7 +103,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		fieldVar.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(fieldVar.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(fieldVar.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -124,7 +124,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		instanceOf.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(instanceOf.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(instanceOf.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -133,7 +133,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		localVar.accept(bytecodeGenMethod);
 		if(!bytecodeGenMethod.isBinaryExp) {
 			if(argListMethCall.get(0))
-				bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(localVar.getType()));
+				bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(localVar.getType()));
 		}
 		argListMethCall.remove(0);
 	}
@@ -149,7 +149,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		methodCall.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(methodCall.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(methodCall.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -158,7 +158,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		methodCall.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(methodCall.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(methodCall.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -197,7 +197,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		aThis.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(aThis.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(aThis.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -242,7 +242,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		unaryExpr.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(unaryExpr.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(unaryExpr.getType()));
 		argListMethCall.remove(0);
 	}
 
@@ -251,7 +251,7 @@ public class ArgumentVisitor implements StatementVisitor {
 		literal.accept(bytecodeGenMethod);
 		
 		if(argListMethCall.get(0))
-			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolver().getResolvedType(literal.getType()));
+			bytecodeGenMethod.doUnboxing(bytecodeGenMethod.getResolvedType(literal.getType()));
 		argListMethCall.remove(0);
 	}
 

src/main/java/de/dhbwstuttgart/bytecode/BytecodeGen.java

@@ -1,90 +1,58 @@
 package de.dhbwstuttgart.bytecode;
 
 import java.util.ArrayList;
-import java.util.Collection;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Iterator;
+import java.util.LinkedList;
 import java.util.List;
+import java.util.NoSuchElementException;
 import java.util.Optional;
 
+import de.dhbwstuttgart.exceptions.NotImplementedException;
+import de.dhbwstuttgart.syntaxtree.statement.*;
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.FieldVisitor;
 import org.objectweb.asm.MethodVisitor;
 import org.objectweb.asm.Opcodes;
 import org.objectweb.asm.Type;
 
-import de.dhbwstuttgart.bytecode.Exception.BytecodeGeneratorError;
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
 import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
 import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
 import de.dhbwstuttgart.bytecode.signature.Signature;
 import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
 import de.dhbwstuttgart.bytecode.signature.TypeToString;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
-import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
+import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
 import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
 import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
-import de.dhbwstuttgart.bytecode.utilities.Resolver;
-import de.dhbwstuttgart.exceptions.NotImplementedException;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
 import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
-import de.dhbwstuttgart.syntaxtree.ASTVisitor;
-import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
-import de.dhbwstuttgart.syntaxtree.Constructor;
-import de.dhbwstuttgart.syntaxtree.Field;
-import de.dhbwstuttgart.syntaxtree.FormalParameter;
-import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
-import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
-import de.dhbwstuttgart.syntaxtree.Method;
-import de.dhbwstuttgart.syntaxtree.ParameterList;
-import de.dhbwstuttgart.syntaxtree.SourceFile;
-import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
-import de.dhbwstuttgart.syntaxtree.statement.Assign;
-import de.dhbwstuttgart.syntaxtree.statement.AssignToField;
-import de.dhbwstuttgart.syntaxtree.statement.BinaryExpr;
-import de.dhbwstuttgart.syntaxtree.statement.Block;
-import de.dhbwstuttgart.syntaxtree.statement.CastExpr;
-import de.dhbwstuttgart.syntaxtree.statement.DoStmt;
-import de.dhbwstuttgart.syntaxtree.statement.EmptyStmt;
-import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
-import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
-import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
-import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
-import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
-import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
+import de.dhbwstuttgart.syntaxtree.*;
 import de.dhbwstuttgart.syntaxtree.statement.Literal;
-import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
-import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
-import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
-import de.dhbwstuttgart.syntaxtree.statement.NewArray;
-import de.dhbwstuttgart.syntaxtree.statement.NewClass;
-import de.dhbwstuttgart.syntaxtree.statement.Return;
-import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
-import de.dhbwstuttgart.syntaxtree.statement.StaticClassName;
-import de.dhbwstuttgart.syntaxtree.statement.Super;
-import de.dhbwstuttgart.syntaxtree.statement.SuperCall;
-import de.dhbwstuttgart.syntaxtree.statement.This;
-import de.dhbwstuttgart.syntaxtree.statement.UnaryExpr;
-import de.dhbwstuttgart.syntaxtree.statement.WhileStmt;
 import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
+import de.dhbwstuttgart.typeinference.result.ResolvedType;
+import de.dhbwstuttgart.typeinference.result.ResultPair;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
 
 public class BytecodeGen implements ASTVisitor {
 	
-	ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
+	ClassWriter cw =new ClassWriter(ClassWriter.COMPUTE_FRAMES|ClassWriter.COMPUTE_MAXS);
 	
 	String type;
 	
 	public static RefTypeOrTPHOrWildcardOrGeneric THISTYPE = null;
-	private String className;
-	private String pkgName;
+	String className;
 	private boolean isInterface;
-	private Collection<ResultSet> listOfResultSets;
+	private List<ResultSet> listOfResultSets;
 	private ResultSet resultSet;
 	private SourceFile sf;
 	private String path;
@@ -95,55 +63,46 @@ public class BytecodeGen implements ASTVisitor {
 	
 	private String superClass;
 	
-	private List<String> tphsClass;
+	private ArrayList<TypePlaceholder> tphsClass;
 	
-	// stores parameter, local vars and the next index on the local variable table,
-	// which use for aload_i, astore_i,...
+	// stores parameter, local vars and the next index on the local variable table, which use for aload_i, astore_i,...
 	HashMap<String, Integer> paramsAndLocals = new HashMap<>();
 	// stores generics and their bounds of class
 	HashMap<String, String> genericsAndBounds = new HashMap<>();
 	
 	private int constructorPos = 0;
 	
-	HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes = new HashMap<>();
+	private final TPHExtractor tphExtractor = new TPHExtractor();
+	private final ArrayList<GenericInsertPair> commonPairs = new ArrayList<>();
+	
+	HashMap<String,RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes = new HashMap<>();
 	byte[] bytecode;
-	HashMap<String, byte[]> classFiles;
+	HashMap<String,byte[]> classFiles;
 	
-	private final ArrayList<String> methodNameAndParamsT = new ArrayList<>();
-	private final ArrayList<String> fieldNameAndParamsT = new ArrayList<>();
+	ArrayList<String> methodNameAndParamsT = new ArrayList<>();
 	
-	private final ArrayList<String> fieldNameSignature = new ArrayList<>();
-
-	private List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles;
-	private GenericsGeneratorResultForClass generatedGenerics;
-
-	private Resolver resolver;
-
-	public BytecodeGen(HashMap<String, byte[]> classFiles, Collection<ResultSet> listOfResultSets, List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles, SourceFile sf,
-			String path) {
+	public BytecodeGen(HashMap<String,byte[]> classFiles, List<ResultSet> listOfResultSets,SourceFile sf ,String path) {
 		this.classFiles = classFiles;
 		this.listOfResultSets = listOfResultSets;
-		this.simplifyResultsForAllSourceFiles = simplifyResultsForAllSourceFiles;
 		this.sf = sf;
 		this.path = path;
-		this.pkgName = sf.getPkgName();
 	}
 	
 	@Override
 	public void visit(SourceFile sourceFile) {
-		for (ClassOrInterface cl : sourceFile.getClasses()) {
+		for(ClassOrInterface cl : sourceFile.getClasses()) {
 			System.out.println("in Class: " + cl.getClassName().toString());
-			BytecodeGen classGen = new BytecodeGen(classFiles, listOfResultSets, simplifyResultsForAllSourceFiles, sf, path);
+			BytecodeGen classGen = new BytecodeGen(classFiles, listOfResultSets, sf, path);
 			cl.accept(classGen);
 			classGen.writeClass(cl.getClassName().toString());
 		}
 	}
 	
 	/**
-	 * Associates the bytecode of the class that was build with the classWriter
-	 * {@link #cw} with the class name in the map {@link #classFiles}
+	 * Associates the bytecode of the class that was build with the classWriter {@link #cw}
+	 * with the class name in the map {@link #classFiles}
 	 * 
-	 * @param name name of the class with which the bytecode is to be associated
+	 * @param name name of the class with which the the bytecode is to be associated
 	 */
 	private void writeClass(String name) {
 		bytecode = cw.toByteArray();
@@ -151,69 +110,94 @@ public class BytecodeGen implements ASTVisitor {
 		
 	}
 	
-	public HashMap<String, byte[]> getClassFiles() {
+	public HashMap<String,byte[]> getClassFiles() {
 		return classFiles;
 	}
 	
+	
 	@Override
 	public void visit(ClassOrInterface classOrInterface) {
 		
 		className = classOrInterface.getClassName().toString();
 		
-		cw.visitSource(className + ".jav", null);
+		cw.visitSource(className +".jav", null);
 		
-		isInterface = (classOrInterface.getModifiers() & 512) == 512;
+		isInterface = (classOrInterface.getModifiers()&512)==512;
 
-		int acc = isInterface ? classOrInterface.getModifiers() + Opcodes.ACC_ABSTRACT
-				: classOrInterface.getModifiers() + Opcodes.ACC_SUPER;
+		int acc = isInterface?classOrInterface.getModifiers()+Opcodes.ACC_ABSTRACT:classOrInterface.getModifiers()+Opcodes.ACC_SUPER;
 		
 		fieldInitializations = classOrInterface.getfieldInitializations();
 		
 //		resultSet = listOfResultSets.get(0);
+		boolean isConsWithNoParamsVisited = false;
 		boolean isVisited = false;
-		List<ResultSet> listOfResultSetsList = new ArrayList<>(listOfResultSets);
-		generatedGenerics = simplifyResultsForAllSourceFiles.stream().map(sr->sr.getSimplifyResultsByName(pkgName, className)).findFirst().get();
-		for (int i = 0; i < listOfResultSetsList.size(); i++) {
-		//for (ResultSet rs : listOfResultSets) {
+		for(ResultSet rs : listOfResultSets) {
 			superClass = classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor());
-			resultSet = listOfResultSetsList.get(i);
-			resolver = new Resolver(resultSet);
-//			tphExtractor.setResultSet(resultSet);
-			
+			resultSet = rs;
+			tphExtractor.setResultSet(resultSet);
 			
 			// Nur einmal ausführen!!
-			if (!isVisited) {
+			if(!isVisited) {
+				classOrInterface.accept(tphExtractor);
+
+				getCommonTPHS(tphExtractor);
+				
+				tphsClass = new ArrayList<>();
+				for(TypePlaceholder t : tphExtractor.allTPHS.keySet()) {
+					if(!tphExtractor.allTPHS.get(t))
+						tphsClass.add(t);
+				}
 
 				String sig = null;
-				/*
-				 * if class has generics then creates signature Signature looks like:
+				/* if class has generics then creates signature
+				 * Signature looks like:
 				 * <E:Ljava/...>Superclass 
 				 */
-				if (classOrInterface.getGenerics().iterator().hasNext() || classOrInterface.getSuperClass().acceptTV(new TypeToSignature()).contains("<")
-						|| !generatedGenerics.getClassConstraints().isEmpty()) {
+				if(classOrInterface.getGenerics().iterator().hasNext() || !commonPairs.isEmpty() || 
+						classOrInterface.getSuperClass().acceptTV(new TypeToSignature()).contains("<")
+						|| !tphsClass.isEmpty()) {
+					HashMap<TPHConstraint, HashSet<String>> constraints = Simplify.simplifyConstraintsClass(tphExtractor,tphsClass);
+					ArrayList<TPHConstraint> consClass = new ArrayList<>();
+					for(TPHConstraint cons : constraints.keySet()) {
+						TypePlaceholder right = null;
+						for(TypePlaceholder tph : tphsClass) {
+							if(cons.getLeft().equals(tph.getName())) {
 								
-					List<GenericsGeneratorResult> consClass = generatedGenerics.getClassConstraints();
-//					
-					Signature signature = new Signature(classOrInterface, genericsAndBounds, consClass);
-					sig = signature.createSignatureForClassOrInterface();
+								consClass.add(cons);
+								right = getTPH(cons.getRight());
+							}
+						}
+						if(right != null) {
+							tphsClass.add(right);
+							removeFromMethod(right.getName());
+							right = null;
+						}
+					}
+					Signature signature = new Signature(classOrInterface, genericsAndBounds,commonPairs,tphsClass, consClass);
+					sig = signature.toString();
 					System.out.println("Signature: => " + sig);
 				}
 				
-				cw.visit(Opcodes.V1_8, acc, classOrInterface.getClassName().toString(), sig,
-						classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor()), null);
+				cw.visit(Opcodes.V1_8, acc, classOrInterface.getClassName().toString()
+						, sig, classOrInterface.getSuperClass().acceptTV(new TypeToDescriptor()), null);
 				
 				isVisited = true;
 			}
 			
-			for (Field f : classOrInterface.getFieldDecl()) {
+			for(Field f : classOrInterface.getFieldDecl()) {
 				f.accept(this);
 			}
 			
-			for (Constructor c : classOrInterface.getConstructors()) {
-				c.accept(this);
+			for(Constructor c : classOrInterface.getConstructors()) {
+//				if(!isConsWithNoParamsVisited) {
+					c.accept(this);
+//				}
+					
+//				if(!c.getParameterList().iterator().hasNext())
+//					isConsWithNoParamsVisited = true;
 			}
 			
-			for (Method m : classOrInterface.getMethods()) {
+			for(Method m : classOrInterface.getMethods()) {
 				m.accept(this);
 			}
 		
@@ -221,46 +205,94 @@ public class BytecodeGen implements ASTVisitor {
 		
 	}
 
+	private void removeFromMethod(String name) {
+		for(MethodAndTPH m : tphExtractor.ListOfMethodsAndTph) {
+			ArrayList<String> toRemove = new ArrayList<>();
+			for(String tph : m.getTphs()) {
+				if(tph.equals(name)) {
+					toRemove.add(tph);
+				}
+			}
+			
+			if(!toRemove.isEmpty()) {
+				m.getTphs().removeAll(toRemove);
+				return;
+			}
+		}
+		
+	}
+
+	private TypePlaceholder getTPH(String name) {
+		for(TypePlaceholder tph: tphExtractor.allTPHS.keySet()) {
+			if(tph.getName().equals(name))
+				return tph;
+		}
+		throw new NoSuchElementException("TPH "+name +" does not exist");
+	}
+
+	private void getCommonTPHS(TPHExtractor tphExtractor) {
+		// Gemeinsame TPHs
+		ArrayList<TypePlaceholder> cTPHs = new ArrayList<>();
+		// Alle TPHs der Felder speichern
+		for(TypePlaceholder tph : tphExtractor.allTPHS.keySet()) {
+			if(!tphExtractor.allTPHS.get(tph))
+				cTPHs.add(tph);
+		}
+	}
+
 	@Override
 	public void visit(Constructor field) {
+		System.out.println("ResultSet: ");
+		resultSet.results.forEach(a->{
+			System.out.println(a.getLeft().toString() + " = " + a.getRight().toString());
+		});
+		System.out.println("---------------");
+		
 		// stores generics and their bounds of method
 		HashMap<String, String> genericsAndBoundsMethod = new HashMap<>();
 		
 		field.getParameterList().accept(this);
 		
-		String id = MethodUtility.createID(resolver, field);
+		String methParamTypes = field.name+"%%";
 		
-		if (methodNameAndParamsT.contains(id)) {
+		Iterator<FormalParameter> itr = field.getParameterList().iterator();
+		while(itr.hasNext()) {
+			FormalParameter fp = itr.next();
+			methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+";";
+//			methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToSignature())+";";
+		}
+		
+		if(methodNameAndParamsT.contains(methParamTypes)) {
+			System.out.println("ignore - Method: "+field.name +" , paramsType: "+methParamTypes);
 			return;
 		}
-		methodNameAndParamsT.add(id);
-		System.out.println("Constructor: " + field.name + " , paramsType: " + id);
+		methodNameAndParamsT.add(methParamTypes);
+		System.out.println("Method: "+field.name +" , paramsType: "+methParamTypes);
 		
 		String desc = null;
 		boolean hasGen = false;
 		
-		for (String paramName : methodParamsAndTypes.keySet()) {
+		for(String paramName : methodParamsAndTypes.keySet()) {
 			String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
 			System.out.println(typeOfParam);
-			if (genericsAndBounds.containsKey(typeOfParam) || typeOfParam.contains("$") || typeOfParam.contains("<")) {
+			if(genericsAndBounds.containsKey(typeOfParam) ||typeOfParam.contains("$")
+					|| typeOfParam.contains("<")) {
 				hasGen = true;
 				break;
 			}
 		}
 		String sig = null;
-		if (hasGen) {
-			List<GenericsGeneratorResult> constraints = generatedGenerics.getClassConstraints();
-			Signature signature = new Signature(genericsAndBounds,
-					methodParamsAndTypes, resultSet, constraints);
-
-			sig = signature.createSignatureForConstructor(field);
+		if(hasGen) {
+			HashMap<TPHConstraint, HashSet<String>> constraints = Simplify.simplifyConstraints(field.name, tphExtractor,tphsClass);
+			Signature signature = new Signature(field, genericsAndBounds,methodParamsAndTypes,resultSet,constraints);
+			sig = signature.toString();
 		}
-		if (field.getParameterList().iterator().hasNext())
+		if(field.getParameterList().iterator().hasNext())
 			System.out.println(field.getParameterList().iterator().next().getType().acceptTV(new TypeToDescriptor()));
 		
-		NormalConstructor constructor = new NormalConstructor(field, genericsAndBounds, hasGen);
+		NormalConstructor constructor = new NormalConstructor(field,genericsAndBounds,hasGen);
 		desc = constructor.accept(new DescriptorToString(resultSet));
-		System.out.println("Constructor: " + field.getName() + " Sig: " + sig + " Desc: " + desc);
+		System.out.println("Constructor: " + field.getName() + " Sig: "+ sig + " Desc: " + desc);
 		MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", desc, sig, null);
 		mv.visitCode();	
 		
@@ -268,10 +300,9 @@ public class BytecodeGen implements ASTVisitor {
 		
 		constructorPos += 1;
 		
-		BytecodeGenMethod gen = new BytecodeGenMethod(className, superClass, resultSet, field, mv, paramsAndLocals, cw,
-				genericsAndBoundsMethod, genericsAndBounds, isInterface, classFiles, sf, path, block, constructorPos);
-		if (!field.getParameterList().iterator().hasNext()
-				&& !(field.block.statements.get(field.block.statements.size() - 1) instanceof ReturnVoid)) {
+		BytecodeGenMethod gen = new BytecodeGenMethod(className,superClass,resultSet,field, mv,paramsAndLocals,cw,
+				genericsAndBoundsMethod,genericsAndBounds,isInterface,classFiles, sf,path, block, constructorPos);
+		if(!field.getParameterList().iterator().hasNext() && !(field.block.statements.get(field.block.statements.size()-1) instanceof ReturnVoid)) {
 			mv.visitInsn(Opcodes.RETURN);
 		}
 		mv.visitMaxs(0, 0);
@@ -280,77 +311,76 @@ public class BytecodeGen implements ASTVisitor {
 	
 	@Override
 	public void visit(Method method) {
-		// TODO: check if the method is static => if static then the first param will be
-		// stored in pos 0
+		// TODO: check if the method is static => if static then the first param will be stored in pos 0
 		// else it will be stored in pos 1 and this will be stored in pos 0
 		String retType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
-		
-		String id = MethodUtility.createID(resolver, method);
-
-		if (methodNameAndParamsT.contains(id)) {
-			return;
-		}
-		methodNameAndParamsT.add(id);
-		System.out.println("Method: " + method.name + " , paramsType: " + id);
-		// stores generics and their bounds of method
-		HashMap<String, String> genericsAndBoundsMethod = new HashMap<>();
-		
+//		String retType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
+		String methParamTypes = retType+method.name+"%%";
 		method.getParameterList().accept(this);
 
+		Iterator<FormalParameter> itr = method.getParameterList().iterator();
+		while(itr.hasNext()) {
+			FormalParameter fp = itr.next();
+			methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+";";
+//			methParamTypes += resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToSignature())+";";
+		}
+		
+		if(methodNameAndParamsT.contains(methParamTypes)) {
+			return;
+		}
+		methodNameAndParamsT.add(methParamTypes);
+		System.out.println("Method: "+method.name +" , paramsType: "+methParamTypes);
+		// stores generics and their bounds of method
+		HashMap<String, String> genericsAndBoundsMethod = new HashMap<>();
 		String methDesc = null;
 		
 		// Method getModifiers() ?
-		int acc = isInterface ? Opcodes.ACC_ABSTRACT : method.modifier;
+		int acc = isInterface?Opcodes.ACC_ABSTRACT:method.modifier;
 		System.out.println(acc);
 		
-		/* Prüfe, ob die Rückgabe-Type der Methode eine Type-Variable ist */
-		boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.contains("TPH ")
-				|| resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature())
-						.contains("<");
-		/*
-		 * Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature,
-		 * wenn nicht, prüfe, ob einer der Parameter Typ-Variable als Typ hat
-		 */
-		if (!hasGenInParameterList) {
-			for (String paramName : methodParamsAndTypes.keySet()) {
+		/*Prüfe, ob die Rückgabe-Type der Methode eine Type-Variable ist*/
+		boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.subSequence(0, 4).equals("TPH ") ||
+										resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature()).contains("<");
+		/*Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature, wenn nicht,
+		 * prüfe, ob einer der Parameter Typ-Variable als Typ hat*/
+		if(!hasGenInParameterList) {
+			for(String paramName : methodParamsAndTypes.keySet()) {
 				String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
 				String sigOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
-				if (genericsAndBounds.containsKey(typeOfParam) || typeOfParam.contains("TPH ")
-						|| sigOfParam.contains("<")) {
+				if(genericsAndBounds.containsKey(typeOfParam)||typeOfParam.substring(0, 4).equals("TPH ")||sigOfParam.contains("<")) {
 					hasGenInParameterList = true;
 					break;
 				}
 			}
 		}
-		// TODO: Test if the return-type or any of the parameter is a parameterized
-		// type. (VP)
-		// then create the descriptor with the new syntax.
+		//TODO: Test if the return-type or any of the parameter is a parameterized type. (VP)
+		//then create the descriptor with the new syntax.
 		
 		String sig = null;
-		/*
-		 * method.getGenerics: <....> RT method(..)
-		 */
+		/* method.getGenerics: <....> RT method(..) 
+		 * */
 		boolean hasGen = method.getGenerics().iterator().hasNext() || hasGenInParameterList;
 		/* if method has generics or return type is TPH, create signature */
 		// zwite operand muss weggelassen werden
-		if (hasGen || resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToString())
-				.equals("TPH")) {
-			
-			List<GenericsGeneratorResult> constraints = generatedGenerics.getMethodConstraintsByID(id);
-			List<GenericsGeneratorResult> classConstraints = generatedGenerics.getClassConstraints();
-			Signature signature = new Signature(genericsAndBoundsMethod, genericsAndBounds,
-					methodParamsAndTypes, resultSet, constraints,classConstraints);
-			sig = signature.createSignatureForMethod(method);
+		if(hasGen||resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToString()).equals("TPH")) {
+			System.out.println("ALL CONST: " + tphExtractor.allCons.size());
+			tphExtractor.allCons.forEach(c->System.out.println(c.toString()));
+			System.out.println("----------------");
+			HashMap<TPHConstraint, HashSet<String>> constraints = Simplify.simplifyConstraints(method.name, tphExtractor, tphsClass);
+//			ArrayList<GenericInsertPair> pairs = simplifyPairs(method.name,tphExtractor.allPairs,tphExtractor.allCons);
+			Signature signature = new Signature(method, genericsAndBoundsMethod, genericsAndBounds,methodParamsAndTypes,resultSet,constraints);
+			sig = signature.toString();
 		}
-		System.out.println(method.getName() + " ==> " + sig);
-		NormalMethod meth = new NormalMethod(method, genericsAndBounds, genericsAndBoundsMethod, hasGen);
+		System.out.println(method.getName()+" ==> "+sig);
+		NormalMethod meth = new NormalMethod(method,genericsAndBounds,genericsAndBoundsMethod,hasGen);
 		methDesc = meth.accept(new DescriptorToString(resultSet));
 		
-		MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC + acc, method.getName(), methDesc, sig, null);
+//		System.out.println(methDesc);
+		MethodVisitor mv = cw.visitMethod(Opcodes.ACC_PUBLIC+acc, method.getName(), methDesc, sig, null);
 
 		mv.visitCode();		
-		BytecodeGenMethod gen = new BytecodeGenMethod(className, superClass, resultSet, method, mv, paramsAndLocals, cw,
-				genericsAndBoundsMethod, genericsAndBounds, isInterface, classFiles, sf, path);
+		BytecodeGenMethod gen = new BytecodeGenMethod(className,superClass,resultSet,method, mv,paramsAndLocals,cw,
+				genericsAndBoundsMethod,genericsAndBounds,isInterface,classFiles, sf,path);
 		
 		mv.visitMaxs(0, 0);
 		mv.visitEnd();
@@ -362,7 +392,7 @@ public class BytecodeGen implements ASTVisitor {
 		methodParamsAndTypes = new HashMap<>();
 		Iterator<FormalParameter> itr = formalParameters.iterator();
 		int i = 1;
-		while (itr.hasNext()) {
+		while(itr.hasNext()) {
 			FormalParameter fp = itr.next();
 			paramsAndLocals.put(fp.getName(), i);
 			methodParamsAndTypes.put(fp.getName(), resultSet.resolveType(fp.getType()).resolvedType);
@@ -378,7 +408,7 @@ public class BytecodeGen implements ASTVisitor {
 	
 	@Override
 	public void visit(RefType refType) {
-		type = "L" + refType.toString() + ";";
+		type = "L"+refType.toString()+";";
 	}
 
 	@Override
@@ -410,8 +440,7 @@ public class BytecodeGen implements ASTVisitor {
 	public void visit(FieldVar fieldVar) {
 		System.out.println("In FieldVar ---");
 //		cw.newField(fieldVar.receiver.toString(), fieldVar.fieldVarName.toString(), fieldVar.getType().toString());
-		FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, fieldVar.fieldVarName, "L" + fieldVar.getType() + ";",
-				null, null);
+		FieldVisitor fv = cw.visitField(Opcodes.ACC_PRIVATE, fieldVar.fieldVarName, "L"+fieldVar.getType()+";", null, null);
 		fv.visitEnd();
 	}
 	
@@ -419,30 +448,21 @@ public class BytecodeGen implements ASTVisitor {
 	public void visit(Field field) {
 		System.out.println("In Field ---");
 		String des = "L";
-		if (resultSet.resolveType(field.getType()).resolvedType instanceof TypePlaceholder) {
+		if(resultSet.resolveType(field.getType()).resolvedType instanceof TypePlaceholder) {
 			des += Type.getInternalName(Object.class);
 		} else {
 			des += resultSet.resolveType(field.getType()).resolvedType.acceptTV(new TypeToDescriptor());
 		}
-		des += ";";
+		des +=";";
 		System.out.println(des);
-		String sig = resultSet.resolveType(field.getType()).resolvedType.acceptTV(new TypeToSignature(generatedGenerics.getClassConstraints()));
+		String sig = resultSet.resolveType(field.getType()).resolvedType.acceptTV(new TypeToSignature());
 		System.out.println(sig);
-		if (sig.charAt(sig.length() - 1) != (";").charAt(0)) {
-			sig += ";";
+		if(sig.charAt(sig.length()-1) != (";").charAt(0)) {
+			sig +=";";
 		}
-		String nameAndDesc = field.getName() + "%%" + des;
-		String nameAndSig = field.getName() + "%%" + sig;
-		if (fieldNameAndParamsT.contains(nameAndDesc)) {
-			if (fieldNameSignature.contains(nameAndSig)) {
-				return;
-			}
-			throw new BytecodeGeneratorError("Bytecode generation aborted due to duplicate field name&signature");
-		}
-		fieldNameAndParamsT.add(nameAndDesc);
-		fieldNameSignature.add(nameAndSig);
-
-		cw.visitField(field.modifier, field.getName(), des, sig, null);
+		cw.visitField(field.modifier, field.getName(),
+				des, sig, 
+				null);
 	}
 
 	@Override
@@ -623,4 +643,5 @@ public class BytecodeGen implements ASTVisitor {
 		throw new NotImplementedException();
 	}
 	
+
 }

src/main/java/de/dhbwstuttgart/bytecode/Exception/BytecodeGeneratorError.java

@@ -1,19 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.Exception;
-
-/**
- * @author fayez
- *
- */
-public class BytecodeGeneratorError extends RuntimeException {
-
-	/**
-	 * @param message
-	 */
-	public BytecodeGeneratorError(String message) {
-		super(message);
-	}
-	
-}

src/main/java/de/dhbwstuttgart/bytecode/Exception/NotFoundException.java

@@ -1,25 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.Exception;
-
-/**
- * @author fayez
- *
- */
-public class NotFoundException extends Exception {
-
-	/**
-	 * 
-	 */
-	private static final long serialVersionUID = 1L;
-
-	/**
-	 * @param message
-	 */
-	public NotFoundException(String message) {
-		super(message);
-	}	
-	
-
-}

src/main/java/de/dhbwstuttgart/bytecode/Exception/NotInCurrentPackageException.java

@@ -1,26 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.Exception;
-
-/**
- * @author fayez
- *
- */
-public class NotInCurrentPackageException extends Exception {
-
-	/**
-	 * 
-	 */
-	private static final long serialVersionUID = 1L;
-
-	/**
-	 * @param message
-	 */
-	public NotInCurrentPackageException(String message) {
-		super(message);
-	}
-	
-	
-
-}

src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java

@@ -5,33 +5,21 @@ package de.dhbwstuttgart.bytecode;
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
 
 import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
 import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
-import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
-import de.dhbwstuttgart.bytecode.utilities.Resolver;
 import de.dhbwstuttgart.syntaxtree.AbstractASTWalker;
-import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.Constructor;
-import de.dhbwstuttgart.syntaxtree.Field;
 import de.dhbwstuttgart.syntaxtree.FormalParameter;
 import de.dhbwstuttgart.syntaxtree.Method;
 import de.dhbwstuttgart.syntaxtree.ParameterList;
 import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
 import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
-import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
-import de.dhbwstuttgart.syntaxtree.type.RefType;
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
-import de.dhbwstuttgart.typeinference.result.ResultPair;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
 
 /**
@@ -41,18 +29,16 @@ import de.dhbwstuttgart.typeinference.result.ResultSet;
 public class TPHExtractor extends AbstractASTWalker {
 	// Alle TPHs der Felder werden iKopf der Klasse definiert
 	// alle TPHs der Klasse: (TPH, is in Method?)
-	public final HashMap<String, Boolean> allTPHS = new HashMap<>();
-	public final List<String> tphsClass = new ArrayList<>();
+	final HashMap<TypePlaceholder, Boolean> allTPHS = new HashMap<>();
 	MethodAndTPH methodAndTph;
 
 	Boolean inMethod = false;
-	boolean inLocalOrParamOrReturn = false;
+	boolean inLocalOrParam = false;
 
 	public final ArrayList<MethodAndTPH> ListOfMethodsAndTph = new ArrayList<>();
-	final ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> allPairs = new ArrayList<>();
+	final ArrayList<GenericInsertPair> allPairs = new ArrayList<>();
 	public final ArrayList<TPHConstraint> allCons = new ArrayList<>();
 	private ResultSet resultSet;
-	private Resolver resolver;
 
 	public TPHExtractor() {
 
@@ -60,108 +46,31 @@ public class TPHExtractor extends AbstractASTWalker {
 
 	public void setResultSet(ResultSet resultSet) {
 		this.resultSet = resultSet;
-		this.resolver = new Resolver(resultSet);
 	}
 
-	public Resolver getResolver() {
-		return resolver;
-	}
-	
-//	@Override
-//	public void visit(ClassOrInterface classOrInterface) {
-//		inMethod = false;
-//		classOrInterface.getfieldInitializations().ifPresent(c->c.block.accept(this));
-//		super.visit(classOrInterface);
-//		inMethod = true;
-//	}
 	@Override
 	public void visit(TypePlaceholder tph) {
 		if (resultSet.resolveType(tph).resolvedType instanceof TypePlaceholder) {
 			TypePlaceholder resolvedTPH = (TypePlaceholder) resultSet.resolveType(tph).resolvedType;
 			if (inMethod) {
 				methodAndTph.getTphs().add(resolvedTPH.getName());
-				if (inLocalOrParamOrReturn)
+				if (inLocalOrParam)
 					methodAndTph.getLocalTphs().add(resolvedTPH.getName());
-			}else {
-				tphsClass.add(resolvedTPH.getName());
 			}
 
-			allTPHS.put(resolvedTPH.getName(), inMethod);
-//			final List<TPHConstraint> cons = new ArrayList<>();
-//			resultSet.resolveType(tph).additionalGenerics.forEach(ag -> {
-//				TPHConstraint con = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
-//				cons.add(con);
-//			});
-//			
-//			Map<TPHConstraint, Boolean> visitMap = new HashMap<>();
-//			for(TPHConstraint cc : cons) {
-//				visitMap.put(cc, false);
-//			}
-//			
-//			String left = resolvedTPH.getName();
-//			for (TPHConstraint cc : visitMap.keySet()) {
-//				
-//				if(visitMap.get(cc))
-//					continue;
-//				
-//				if (cc.getLeft().equals(left)) {
-//					allCons.add(cc);
-//					List<TPHConstraint> toVisit = getToVisitCons(cons,cc.getRight(), visitMap);
-//				}
-//			}
-
-			//resultSet.resolveType(tph).getAdditionalGenerics().forEach(ag -> {
-			resultSet.genIns.forEach(ag -> {
-
-//				if (ag.contains(resolvedTPH) /* && ag.TA1.equals(resolvedTPH) */ && !contains(allPairs, ag)) {
+			allTPHS.put(resolvedTPH, inMethod);
+			resultSet.resolveType(tph).additionalGenerics.forEach(ag -> {
+				if (ag.contains(resolvedTPH) && ag.TA1.equals(resolvedTPH) && !contains(allPairs, ag)) {
 					if (inMethod)
 						methodAndTph.getPairs().add(ag);
 					allPairs.add(ag);
-					TPHConstraint con = new ExtendsConstraint(ag.getLeft().getName(), ag.getRight().getName());
-					if(!containsConstraint(allCons,con))
-						allCons.add(con);
-//				}
+					TPHConstraint con = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
+					allCons.add(con);
+				}
 			});
-		} else if (resultSet.resolveType(tph).resolvedType instanceof RefType) {
-			RefType rt = (RefType) resultSet.resolveType(tph).resolvedType;
-			rt.accept(this);
 		}
 	}
 
-	private static boolean containsConstraint(ArrayList<TPHConstraint> allCons, TPHConstraint c) {
-		for(TPHConstraint con:allCons) {
-			if(c.getLeft().equals(con.getLeft()) && c.getRight().equals(con.getRight())) {
-				return true;
-			}
-		}
-		return false;
-	}
-	
-	private List<TPHConstraint> getToVisitCons(List<TPHConstraint> cons, String right, Map<TPHConstraint, Boolean> visitMap) {
-		List<TPHConstraint> res = new ArrayList<>();
-		for(TPHConstraint cc : cons) {
-			if(cc.getLeft().equals(right)) {
-				res.add(cc);
-				if(visitMap.get(cc))
-					visitMap.replace(cc, false);
-			}
-		}
-		return res;
-	}
-
-	@Override
-	public void visit(GenericRefType genericRefType) {
-		String name = genericRefType.getParsedName();
-		if (inMethod) {
-			methodAndTph.getTphs().add(name);
-			if (inLocalOrParamOrReturn)
-				methodAndTph.getLocalTphs().add(name);
-		}else {
-			tphsClass.add(name);
-		}
-		allTPHS.put(name, inMethod);
-	}
-
 	private boolean contains(ArrayList<GenericInsertPair> pairs, GenericInsertPair genPair) {
 		for (int i = 0; i < pairs.size(); ++i) {
 			GenericInsertPair p = pairs.get(i);
@@ -174,17 +83,8 @@ public class TPHExtractor extends AbstractASTWalker {
 	@Override
 	public void visit(Method method) {
 		inMethod = true;
-		String id = MethodUtility.createID(resolver,method);
-		methodAndTph = new MethodAndTPH(id);
-
-		inLocalOrParamOrReturn = true;
-		method.getReturnType().accept(this);
-        method.getParameterList().accept(this);
-        inLocalOrParamOrReturn = false;
-        
-        if(method.block != null)
-            method.block.accept(this);
-		
+		methodAndTph = new MethodAndTPH(method.name);
+		super.visit(method);
 		inMethod = false;
 		ListOfMethodsAndTph.add(methodAndTph);
 	}
@@ -192,32 +92,29 @@ public class TPHExtractor extends AbstractASTWalker {
 	@Override
 	public void visit(Constructor cons) {
 		inMethod = false;
-		//super.visit(cons);
-		cons.getParameterList().accept(this);
-		if(cons.block != null)
-			cons.block.accept(this);
+		super.visit(cons);
 		inMethod = true;
 	}
 
 	@Override
 	public void visit(LocalVarDecl localVarDecl) {
-//		inLocalOrParamOrReturn = inMethod;
+		inLocalOrParam = true;
 		super.visit(localVarDecl);
-//		inLocalOrParamOrReturn = false;
+		inLocalOrParam = false;
 	}
 
 	@Override
 	public void visit(LocalVar localVar) {
-//		inLocalOrParamOrReturn = inMethod;
+		inLocalOrParam = true;
 		super.visit(localVar);
-//		inLocalOrParamOrReturn = false;
+		inLocalOrParam = false;
 	}
 
 	@Override
 	public void visit(ParameterList formalParameters) {
-		inLocalOrParamOrReturn = inMethod;
+		inLocalOrParam = true;
 		super.visit(formalParameters);
-		inLocalOrParamOrReturn = false;
+		inLocalOrParam = false;
 	}
 
 }

src/main/java/de/dhbwstuttgart/bytecode/constraint/EqualConstraint.java

@@ -2,8 +2,8 @@ package de.dhbwstuttgart.bytecode.constraint;
 
 public class EqualConstraint extends TPHConstraint {
 
-	public EqualConstraint(String left, String right) {
-		super(left, right, Relation.EQUAL);
+	public EqualConstraint(String left, String right, Relation rel) {
+		super(left, right, rel);
 	}
 
 }

src/main/java/de/dhbwstuttgart/bytecode/constraint/ExtendsConstraint.java

@@ -2,8 +2,8 @@ package de.dhbwstuttgart.bytecode.constraint;
 
 public class ExtendsConstraint extends TPHConstraint {
 
-	public ExtendsConstraint(String left, String right) {
-		super(left, right, Relation.EXTENDS);
+	public ExtendsConstraint(String left, String right, Relation rel) {
+		super(left, right, rel);
 	}
 
 }

src/main/java/de/dhbwstuttgart/bytecode/constraint/TPHConstraint.java

@@ -44,10 +44,6 @@ public class TPHConstraint {
 		return left.equals(tph)||right.equals(tph);
 	}
 	
-	public boolean equalConstraint(TPHConstraint constraint) {
-		return rel == constraint.getRel() && left.equals(constraint.getLeft()) && right.equals(constraint.getRight());
-	}
-	
 	@Override
 	public String toString() {
 		if(rel == Relation.EXTENDS) {

src/main/java/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java

@@ -1,29 +1,30 @@
 package de.dhbwstuttgart.bytecode.descriptor;
 
-import java.util.HashMap;
 import java.util.Iterator;
 
-import de.dhbwstuttgart.bytecode.utilities.*;
-import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
 import org.objectweb.asm.Type;
 
+import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
+import de.dhbwstuttgart.bytecode.utilities.Lambda;
+import de.dhbwstuttgart.bytecode.utilities.MethodFromMethodCall;
+import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
+import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
+import de.dhbwstuttgart.bytecode.utilities.SamMethod;
 import de.dhbwstuttgart.syntaxtree.FormalParameter;
 import de.dhbwstuttgart.syntaxtree.statement.Expression;
+import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
 
-public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
+public class DescriptorToString implements DescriptorVisitor{
 	ResultSet resultSet;
 	
-	public DescriptorToString() {
-	}
-
 	public DescriptorToString(ResultSet resultSet) {
 		this.resultSet = resultSet;
 	}
 	
 	private String addReturnType(String desc, RefTypeOrTPHOrWildcardOrGeneric returnType, ResultSet resultSet) {
-		if(resultSet.resolveType(returnType).resolvedType.toString().equals(CONSTANTS.VOID)){
+		if(resultSet.resolveType(returnType).resolvedType.toString().equals("void")){
 			desc = desc + ")V";
 		}else {
 			desc = desc + ")" + "L"+resultSet.resolveType(returnType).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
@@ -43,41 +44,30 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 			if(method.hasGen()) {
 				String fpDesc = fp.getType().acceptTV(new TypeToDescriptor());
 				if(method.getGenericsAndBoundsMethod().containsKey(fpDesc)) {
-					String bound = getBound(fpDesc, method.getGenericsAndBoundsMethod());
-					desc += "L"+bound+ ";";
+					desc += "L"+method.getGenericsAndBoundsMethod().get(fpDesc)+ ";";
 				}else if(method.getGenericsAndBounds().containsKey(fpDesc)){
-					String bound = getBound(fpDesc, method.getGenericsAndBounds());
-					desc += "L"+bound+ ";";
+					desc += "L"+method.getGenericsAndBounds().get(fpDesc)+ ";";
 				}else {
 //					desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
 					String resType = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
-					if(resType.contains(CONSTANTS.TPH)/*resType.subSequence(0, 4).equals("TPH ")*/) {
+					if(resType.subSequence(0, 4).equals("TPH ")) {
 						// Bound ist immer Object
 						desc += "L"+Type.getInternalName(Object.class)+ ";";
 					} else {
-						// TODO::
-						if(method.getGenericsAndBounds().containsKey(resType)) {
-							String bound = getBound(resType, method.getGenericsAndBounds());
-							desc += "L"+bound+ ";";
-						}else if(method.getGenericsAndBoundsMethod().containsKey(resType)) {
-							String bound = getBound(resType, method.getGenericsAndBoundsMethod());
-							desc += "L"+bound+ ";";
-						} else {
-							desc += "L"+resType+ ";";
-						}
+						desc += "L"+resType+ ";";
 					}
 				}
 			}
 			//TODO: generate a class java%% ... %%
-			else if(resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor()).contains(CONSTANTS.ANGLEBRACKET)){
-				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "$$").replace(CONSTANTS.ANGLEBRACKET, "$$$").replace(">", "$$$")+ ";";
+			else if(resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor()).contains("<")){
+				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "$$").replace("<", "$$$").replace(">", "$$$")+ ";";
 			}
 			else {
 				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
 			}
 		}
 		
-		if(resultSet.resolveType(method.getReturnType()).resolvedType.toString().equals(CONSTANTS.VOID)) {
+		if(resultSet.resolveType(method.getReturnType()).resolvedType.toString().equals("void")) {
 			desc += ")V";
 		}else {
 			if(method.hasGen()) {
@@ -88,21 +78,11 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 					desc += ")L"+method.getGenericsAndBounds().get(ret)+ ";";
 				}else {
 					String resType = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
-					if(resType.contains(CONSTANTS.TPH)/*resType.subSequence(0, 4).equals("TPH ")*/) {
+					if(resType.subSequence(0, 4).equals("TPH ")) {
 //						desc += ")" + "L"+method.getGenericsAndBoundsMethod().get(resType.substring(4)+"$")+ ";";
 						desc += ")" + "L"+Type.getInternalName(Object.class)+ ";";
 					} else {
-						// TODO::
-						if(method.getGenericsAndBounds().containsKey(resType)) {
-							String bound = getBound(resType, method.getGenericsAndBounds());
-							desc += ")L"+bound+ ";";
-						}else if(method.getGenericsAndBoundsMethod().containsKey(resType)) {
-							String bound = getBound(resType, method.getGenericsAndBoundsMethod());
-							desc += ")L"+bound+ ";";
-						} else {
-							desc += ")L"+resType+ ";";
-						}
-//						desc += ")" + "L"+resType+ ";";
+						desc += ")" + "L"+resType+ ";";
 					}
 				}
 			}else {
@@ -113,15 +93,6 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		return desc;
 	}
 
-	private String getBound(String fpDesc, HashMap<String, String> genericsAndBounds) {
-		String start = genericsAndBounds.get(fpDesc);
-		while(genericsAndBounds.containsKey(start)) {
-			start = genericsAndBounds.get(start);
-		}
-		
-		return start;
-	}
-
 	@Override
 	public String visit(NormalConstructor constructor) {
 		String desc = "(";
@@ -137,7 +108,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 				}else {
 //					desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
 					String resType = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
-					if(resType.subSequence(0, 4).equals(CONSTANTS.TPH)) {
+					if(resType.subSequence(0, 4).equals("TPH ")) {
 						// Bound ist immer Object
 						desc += "L"+Type.getInternalName(Object.class)+ ";";
 					} else {
@@ -160,7 +131,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		while(itr.hasNext()) {
 			FormalParameter fp = itr.next();
 			String d = resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor());
-			if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET)) {
+			if(d.substring(0, 4).equals("TPH ") ||d.contains("<")) {
 				desc += "L"+Type.getInternalName(Object.class)+ ";";
 			}else {
 				desc = desc + "L"+ d + ";";
@@ -169,7 +140,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		
 		String retType = resultSet.resolveType(lambdaExpression.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
 		
-		if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET)){
+		if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<")){
 			desc += ")L"+Type.getInternalName(Object.class)+ ";";
 		}else {
 			desc = desc + ")"+"L"+retType+";";
@@ -185,7 +156,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 			RefTypeOrTPHOrWildcardOrGeneric rt = itr.next();
 			String d = resultSet.resolveType(rt).resolvedType.acceptTV(new TypeToDescriptor());
 			
-			if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET)) {
+			if(d.substring(0, 4).equals("TPH ") ||d.contains("<")) {
 				desc += "L"+Type.getInternalName(Object.class)+ ";";
 			}else {
 				desc += "L"+ d + ";";
@@ -194,7 +165,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		}
 		String retType = resultSet.resolveType(samMethod.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
 		
-		if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET)){
+		if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<")){
 			desc += ")L"+Type.getInternalName(Object.class)+ ";";
 		}else {
 			desc = desc + ")"+"L"+retType+";";
@@ -208,7 +179,7 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		for(Expression e : methodFromMethodCall.getArgList().getArguments()) {
 			String d = resultSet.resolveType(e.getType()).resolvedType.acceptTV(new TypeToDescriptor());
 			
-			if(d.contains(CONSTANTS.TPH) ||d.contains(CONSTANTS.ANGLEBRACKET) || methodFromMethodCall.getReceiverName().contains("$$")) {
+			if(d.substring(0, 4).equals("TPH ") ||d.contains("<") || methodFromMethodCall.getReceiverName().contains("$$")) {
 				desc += "L"+Type.getInternalName(Object.class)+ ";";
 			}else {
 				if(methodFromMethodCall.getGenericsAndBoundsMethod().containsKey(d)) {
@@ -223,9 +194,9 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		}
 		String retType = resultSet.resolveType(methodFromMethodCall.getReturnType()).resolvedType.acceptTV(new TypeToDescriptor());
 		System.out.println("DescriptorToString retType = " + retType);
-		if(retType.equals(CONSTANTS.VOID)) {
+		if(retType.equals("void")) {
 			desc += ")V";
-		}else if(retType.contains(CONSTANTS.TPH)|| retType.contains(CONSTANTS.ANGLEBRACKET) || methodFromMethodCall.getReceiverName().contains("$$")){
+		}else if(retType.substring(0, 4).equals("TPH ")|| retType.contains("<") || methodFromMethodCall.getReceiverName().contains("$$")){
 			desc += ")L"+Type.getInternalName(Object.class)+ ";";
 		}else {
 			if(methodFromMethodCall.getGenericsAndBoundsMethod().containsKey(retType)) {
@@ -240,20 +211,4 @@ public class DescriptorToString implements DescriptorVisitor, CONSTANTS {
 		return desc;
 	}
 	
-	@Override
-	public String createDescForFunN(ArgumentList argumentList, String returnType) {
-		Iterator<Expression> itr1 = argumentList.getArguments().iterator();
-		String methDesc = "(";
-		while(itr1.hasNext()) {
-			methDesc += "L" + Type.getInternalName(Object.class) + ";";
-			itr1.next();
-		}
-		if (returnType.equals(CONSTANTS.VOID)){
-			methDesc += ")V";
-		} else {
-			methDesc += ")L" + Type.getInternalName(Object.class) + ";";
-		}
-		return methDesc;
-	}
-
 }

src/main/java/de/dhbwstuttgart/bytecode/descriptor/DescriptorVisitor.java

@@ -5,13 +5,11 @@ import de.dhbwstuttgart.bytecode.utilities.MethodFromMethodCall;
 import de.dhbwstuttgart.bytecode.utilities.NormalConstructor;
 import de.dhbwstuttgart.bytecode.utilities.NormalMethod;
 import de.dhbwstuttgart.bytecode.utilities.SamMethod;
-import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
 
 public interface DescriptorVisitor {
-	String visit(NormalMethod method);
-	String visit(NormalConstructor constructor);
-	String visit(Lambda lambdaExpression);
-	String visit(SamMethod samMethod);
-	String visit(MethodFromMethodCall methodFromMethodCall);
-	String createDescForFunN(ArgumentList argumentList, String returnType);
+	public String visit(NormalMethod method);
+	public String visit(NormalConstructor constructor);
+	public String visit(Lambda lambdaExpression);
+	public String visit(SamMethod samMethod);
+	public String visit(MethodFromMethodCall methodFromMethodCall);
 }

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/ConstraintsSimplierResult.java

@@ -1,53 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.List;
-
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.NameReplacementResult;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
-
-/**
- * This class represents the result of the constraints simplifier.
- * 
- * @author fayez
- *
- */
-public class ConstraintsSimplierResult {
-	private List<GenericsGeneratorResult> genericsGenResults;
-	private List<NameReplacementResult> nameReplacementResults;
-	/**
-	 * @param genericsGenResults
-	 */
-	public ConstraintsSimplierResult(List<GenericsGeneratorResult> genericsGenResults, 
-			List<NameReplacementResult> nameReplacementResults) {
-		this.genericsGenResults = genericsGenResults;
-		this.setNameReplacementResults(nameReplacementResults);
-	}
-	/**
-	 * @return the genericsGenResults
-	 */
-	public List<GenericsGeneratorResult> getGenericsGenResults() {
-		return genericsGenResults;
-	}
-	/**
-	 * @param genericsGenResults the genericsGenResults to set
-	 */
-	public void setGenericsGenResults(List<GenericsGeneratorResult> genericsGenResults) {
-		this.genericsGenResults = genericsGenResults;
-	}
-	/**
-	 * @return the nameReplacementResults
-	 */
-	public List<NameReplacementResult> getNameReplacementResults() {
-		return nameReplacementResults;
-	}
-	/**
-	 * @param nameReplacementResults the nameReplacementResults to set
-	 */
-	public void setNameReplacementResults(List<NameReplacementResult> nameReplacementResults) {
-		this.nameReplacementResults = nameReplacementResults;
-	}
-	
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/ConstraintsSimplifier.java

@@ -1,137 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.*;
-
-import de.dhbwstuttgart.bytecode.TPHExtractor;
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
-
-/**
- * @author fayez
- *
- */
-public class ConstraintsSimplifier {
-	public static ConstraintsSimplierResult simplifyConstraints(final TPHExtractor tphExtractor, final List<GenericsGeneratorResult> genericsGeneratorResults, final List<String> tphsClass) {
-		
-		List<TPHConstraint> allCons = tphExtractor.allCons;
-		List<TPHConstraint> equalCons = new ArrayList<>();
-
-		/* Step 1 */
-		List<ConstraintsWithSameLeftSide> foundCons = GenericsGeneratorUtility.findConstraintsWithLeftSameLeftSide(allCons);
-		if(!foundCons.isEmpty()) {
-			List<TPHConstraint> equalCons2 = new ArrayList<>();
-			GenericsGeneratorUtility.simplifyConstraintsWithSameLeftSide(foundCons,tphExtractor,tphsClass,equalCons2);
-			equalCons.addAll(equalCons2);
-		}
-		
-//		if(!simpleCycles.isEmpty()) {
-//			handleSimpleCycles(allCons, simpleCycles,tphExtractor);
-//			equalCons.addAll(GenericsGeneratorUtility.getEqualConstraints(allCons));
-//		}
-//		
-		List<Cycle> cycles = findCycles(allCons);
-		
-		if(!cycles.isEmpty()) {
-			handleCycle(genericsGeneratorResults, allCons, cycles,tphExtractor);
-		}
-		/* The right hand side of equal constraint is the new name in name replacement result */
-		List<NameReplacementResult> nameReplacementResults = GenericsGeneratorUtility.createNameReplacementResultsFromEqualConstraints(equalCons);
-		getEqualsFromNameReplacementResults(genericsGeneratorResults,nameReplacementResults);
-		ConstraintsSimplierResult result = new ConstraintsSimplierResult(genericsGeneratorResults, nameReplacementResults);
-		return result;
-	}
-
-	private static void getEqualsFromNameReplacementResults(List<GenericsGeneratorResult> genericsGeneratorResults,
-			List<NameReplacementResult> nameReplacementResults) {
-		genericsGeneratorResults.forEach(g->{
-			String tph = g.getConstraint().getLeft();
-			if (!nameReplacementResults.isEmpty()) {
-				collectAllEquals(nameReplacementResults, g, tph);
-			}
-
-			if (!nameReplacementResults.isEmpty()) {
-				collectAllEquals(nameReplacementResults, g);
-			}
-		});
-		
-	}
-
-	private static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, GenericsGeneratorResult g) {
-		Set<String> equalsTPHs = g.getEqualsTPHs();
-		Set<String> tphsToAdd = getAllEqualTphs(equalsTPHs, nameReplacementResults);
-		while (!tphsToAdd.isEmpty()){
-			equalsTPHs.addAll(tphsToAdd);
-			tphsToAdd = getAllEqualTphs(equalsTPHs, nameReplacementResults);
-		}
-	}
-
-	private static Set<String> getAllEqualTphs(Set<String> equalsTPHs, List<NameReplacementResult> nameReplacementResults) {
-		Set<String> tphsToAdd = new HashSet<>();
-		equalsTPHs.forEach(e->{
-			collectAllEquals(nameReplacementResults, tphsToAdd,e);
-		});
-		return tphsToAdd;
-	}
-
-	public static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, Set<String> tphsToAdd,
-										String tph) {
-		List<NameReplacementResult> toRemoveList = new ArrayList<>();
-		Optional<NameReplacementResult> nameReplacementResult = nameReplacementResults.stream().filter(n->n.getName().equals(tph)).findFirst();
-		nameReplacementResult.ifPresent(toRemove->{
-			tphsToAdd.addAll(toRemove.getOldNames());
-			toRemoveList.add(toRemove);
-		});
-		if(!toRemoveList.isEmpty()){
-			nameReplacementResults.remove(toRemoveList.get(0));
-			toRemoveList.clear();
-		}
-	}
-
-	/**
-	 * @param nameReplacementResults
-	 * @param g
-	 * @param tph
-	 */
-	public static void collectAllEquals(List<NameReplacementResult> nameReplacementResults, GenericsGeneratorResult g,
-			String tph) {
-		List<NameReplacementResult> toRemoveList = new ArrayList<>();
-		Optional<NameReplacementResult> nameReplacementResult = nameReplacementResults.stream().filter(n->n.getName().equals(tph)).findFirst();
-		nameReplacementResult.ifPresent(toRemove->{
-			g.getEqualsTPHs().addAll(toRemove.getOldNames());
-			toRemoveList.add(toRemove);
-		});
-		if(!toRemoveList.isEmpty()){
-			nameReplacementResults.remove(toRemoveList.get(0));
-			toRemoveList.clear();
-		}
-	}
-
-	/**
-	 * @param genericsGeneratorResults
-	 * @param allCons
-	 * @param cycles
-	 * @param tphExtractor 
-	 */
-	public static void handleCycle(List<GenericsGeneratorResult> genericsGeneratorResults,
-								   List<TPHConstraint> allCons, List<Cycle> cycles, TPHExtractor tphExtractor) {
-		GenericsGeneratorUtility.modifyRelationForConstraintsInCycle(cycles);
-		List<NameReplacementResult> nameReplacementResults = GenericsGeneratorUtility.substituteTPHSFormCycle(allCons, cycles,tphExtractor);
-		GenericsGeneratorUtility.createResults(genericsGeneratorResults,nameReplacementResults);
-		GenericsGeneratorUtility.removeEqualConstraints(allCons);
-	}
-
-	/**
-	 * @param allCons
-	 * @return
-	 */
-	public static List<Cycle> findCycles(List<TPHConstraint> allCons) {
-		/* find all cycles */
-		CyclesFinder cyclesFinder = new CyclesFinder(allCons);
-		List<Cycle> cycles = cyclesFinder.findCycles();
-		return cycles;
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/CyclesFinder.java

@@ -1,106 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.ArrayList;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Optional;
-
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.Cycle;
-
-/**
- * @author fayez
- *
- */
-public class CyclesFinder {
-	private final List<TPHConstraint> allCons;
-
-	public CyclesFinder(List<TPHConstraint> allCons) {
-		this.allCons = allCons;
-	}
-
-	public List<Cycle> findCycles() {
-		List<TPHConstraint> vistedConstraints = new ArrayList<>(allCons.size());
-		List<Cycle> cycles = new ArrayList<>();
-		for (TPHConstraint constraint : allCons) {
-			if(constraint.getRel()==Relation.EQUAL)
-				continue;
-			if (!vistedConstraints.contains(constraint)) {
-				vistedConstraints.add(constraint);
-				checkConstraint(constraint, vistedConstraints, cycles);
-			}
-		}
-		return cycles;
-	}
-
-	private void checkConstraint(TPHConstraint constraint, List<TPHConstraint> vistedConstraints,
-			List<Cycle> cycles) {
-		List<String> tphsInRelation = new LinkedList<>();
-		List<TPHConstraint> maybeCycle = new ArrayList<>();
-		maybeCycle.add(constraint);
-		tphsInRelation.add(constraint.getLeft());
-		tphsInRelation.add(constraint.getRight());
-		Optional<TPHConstraint> nextConstraint = getConstraintInRelation(tphsInRelation, maybeCycle);
-		while (nextConstraint.isPresent()) {
-			if(containsInLongCycle(nextConstraint.get(), cycles)) {
-				break;
-			}
-			if (isCycle(tphsInRelation)) {
-				addAllToVisitedConstraints(vistedConstraints, maybeCycle);
-				Cycle cycle = new Cycle(maybeCycle);
-				cycles.add(cycle);
-				return;
-			}
-			nextConstraint = getConstraintInRelation(tphsInRelation, maybeCycle);
-		}
-
-//		addAllToVisitedConstraints(vistedConstraints, maybeCycle);
-	}
-
-	private boolean containsInLongCycle(TPHConstraint c, List<Cycle> cycles) {
-		for(Cycle cycle : cycles) {
-			if(cycle.containConstraint(c))
-				return true;
-		}
-		return false;
-	}
-
-	private void addAllToVisitedConstraints(List<TPHConstraint> vistedConstraints, List<TPHConstraint> maybeCycle) {
-		for (TPHConstraint con : maybeCycle) {
-			if (!vistedConstraints.contains(con))
-				vistedConstraints.add(con);
-		}
-	}
-
-	private Optional<TPHConstraint> getConstraintInRelation(List<String> tphsInRelation,
-			List<TPHConstraint> maybeCycle) {
-		TPHConstraint constraint = getConstraintByLeftSide(tphsInRelation.get(tphsInRelation.size()-1),maybeCycle);
-		Optional<TPHConstraint> nextConstraint = Optional.ofNullable(constraint);
-		if(nextConstraint.isPresent()) {
-			maybeCycle.add(constraint);
-			tphsInRelation.add(constraint.getRight());
-		}
-		return nextConstraint;
-	}
-
-	private TPHConstraint getConstraintByLeftSide(String left, List<TPHConstraint> maybeCycle) {
-		for(TPHConstraint constraint : allCons) {
-			if(constraint.getRel()==Relation.EQUAL)
-				continue;
-			if(maybeCycle.contains(constraint))
-				continue;
-			if(constraint.getLeft().equals(left))
-				return constraint;
-		}
-		return null;
-	}
-
-	private boolean isCycle(List<String> tphsInRelation) {
-		return tphsInRelation.get(0).equals(tphsInRelation.get(tphsInRelation.size() - 1));
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/GeneratedGenericsFinder.java

@@ -1,674 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-import java.util.Optional;
-
-import de.dhbwstuttgart.bytecode.TPHExtractor;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.MethodAndConstraints;
-import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
-import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
-import de.dhbwstuttgart.bytecode.utilities.Resolver;
-import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
-import de.dhbwstuttgart.syntaxtree.ASTVisitor;
-import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
-import de.dhbwstuttgart.syntaxtree.Constructor;
-import de.dhbwstuttgart.syntaxtree.Field;
-import de.dhbwstuttgart.syntaxtree.FormalParameter;
-import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
-import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
-import de.dhbwstuttgart.syntaxtree.Method;
-import de.dhbwstuttgart.syntaxtree.ParameterList;
-import de.dhbwstuttgart.syntaxtree.SourceFile;
-import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
-import de.dhbwstuttgart.syntaxtree.statement.Assign;
-import de.dhbwstuttgart.syntaxtree.statement.AssignToField;
-import de.dhbwstuttgart.syntaxtree.statement.BinaryExpr;
-import de.dhbwstuttgart.syntaxtree.statement.Block;
-import de.dhbwstuttgart.syntaxtree.statement.CastExpr;
-import de.dhbwstuttgart.syntaxtree.statement.DoStmt;
-import de.dhbwstuttgart.syntaxtree.statement.EmptyStmt;
-import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
-import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
-import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
-import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
-import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
-import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
-import de.dhbwstuttgart.syntaxtree.statement.Literal;
-import de.dhbwstuttgart.syntaxtree.statement.LocalVar;
-import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
-import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
-import de.dhbwstuttgart.syntaxtree.statement.NewArray;
-import de.dhbwstuttgart.syntaxtree.statement.NewClass;
-import de.dhbwstuttgart.syntaxtree.statement.Return;
-import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
-import de.dhbwstuttgart.syntaxtree.statement.StaticClassName;
-import de.dhbwstuttgart.syntaxtree.statement.Super;
-import de.dhbwstuttgart.syntaxtree.statement.SuperCall;
-import de.dhbwstuttgart.syntaxtree.statement.This;
-import de.dhbwstuttgart.syntaxtree.statement.UnaryExpr;
-import de.dhbwstuttgart.syntaxtree.statement.WhileStmt;
-import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
-import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
-import de.dhbwstuttgart.syntaxtree.type.RefType;
-import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
-import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
-
-/**
- * @author fayez
- *
- */
-public class GeneratedGenericsFinder implements ASTVisitor {
-	private final TPHExtractor tphExtractor = new TPHExtractor();
-	private Collection<ResultSet> listOfResultSets;
-	private SourceFile sf;
-	private List<String> tphsClass;
-	private GenericGenratorResultForSourceFile generatedGenericsForSF;
-	private ResultSet resultSet;
-	private final List<String> methodNameAndParamsT = new ArrayList<>();
-	
-	private String pkgName;
-	private String className;
-	private Resolver resolver;
-
-	/**
-	 * @param sf
-	 * @param listOfResultSets
-	 */
-	public GeneratedGenericsFinder(SourceFile sf, Collection<ResultSet> listOfResultSets) {
-		this.sf = sf;
-		this.listOfResultSets = listOfResultSets;
-	}
-
-	public GenericGenratorResultForSourceFile findGeneratedGenerics() {
-		sf.accept(this);
-		return generatedGenericsForSF;
-	}
-	
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * SourceFile)
-	 */
-	@Override
-	public void visit(SourceFile sourceFile) {
-		pkgName = sf.getPkgName();
-		generatedGenericsForSF = new GenericGenratorResultForSourceFile(pkgName);
-		for (ClassOrInterface cl : sourceFile.getClasses()) {
-			cl.accept(this);
-		}
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * ClassOrInterface)
-	 */
-	@Override
-	public void visit(ClassOrInterface classOrInterface) {
-		className = classOrInterface.getClassName().toString();
-		List<ResultSet> listOfResultSetsList = new ArrayList<>(listOfResultSets);
-		
-		boolean isVisited = false;
-		
-		ConstraintsSimplierResult simplifiedConstraints = null;
-		GenericsGeneratorResultForClass ggResult = null;
-		
-		for (int i = 0; i < listOfResultSetsList.size(); i++) {
-			resultSet = listOfResultSetsList.get(i);
-			tphExtractor.setResultSet(resultSet);
-			resolver = new Resolver(resultSet);
-			classOrInterface.accept(tphExtractor);
-			tphsClass = tphExtractor.tphsClass;
-			simplifiedConstraints = GenericsGenerator.simplifyConstraints(tphExtractor, tphsClass);
-			if(!isVisited) {
-				ggResult = GenericsGenerator.generateConstraints(className, tphExtractor, tphsClass,simplifiedConstraints);
-				isVisited = true;
-			}
-
-			for(Method m : classOrInterface.getMethods()) {
-				addMethodConstraints(simplifiedConstraints, ggResult, m);
-				
-			}
-			
-			if(ggResult != null)
-				generatedGenericsForSF.addGenericGeneratorResultClass(ggResult);
-			
-			
-		}
-
-	}
-
-	/**
-	 * @param simplifiedConstraints
-	 * @param ggResult
-	 * @param m
-	 */
-	public void addMethodConstraints(ConstraintsSimplierResult simplifiedConstraints,
-			GenericsGeneratorResultForClass ggResult, Method m) {
-		String id = MethodUtility.createID(resolver, m);
-		boolean isInGGResult = (ggResult != null) && ggResult.contains(id);
-		if(methodNameAndParamsT.contains(id) || isInGGResult)
-			return;
-		methodNameAndParamsT.add(id);
-		Optional<MethodAndTPH> methodAndTPH = GenericsGeneratorUtility.getMethodAndTphs(tphExtractor.ListOfMethodsAndTph,id);
-		methodAndTPH.ifPresent(mt->{
-			MethodAndConstraints methodConstraints = GenericsGenerator.generateConstraintsForMethod(tphExtractor.allCons, mt , simplifiedConstraints, tphsClass);
-			ggResult.getMethodsAndTheirConstraints().getMethodsAndConstraints().add(methodConstraints);
-		});
-	}
-	
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * Method)
-	 */
-	@Override
-	public void visit(Method method) {
-		
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * ParameterList)
-	 */
-	@Override
-	public void visit(ParameterList formalParameters) {
-		
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * Constructor)
-	 */
-	@Override
-	public void visit(Constructor field) {
-		
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.ArgumentList)
-	 */
-	@Override
-	public void visit(ArgumentList argumentList) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.LambdaExpression)
-	 */
-	@Override
-	public void visit(LambdaExpression lambdaExpression) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.Assign)
-	 */
-	@Override
-	public void visit(Assign assign) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.BinaryExpr)
-	 */
-	@Override
-	public void visit(BinaryExpr binary) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.Block)
-	 */
-	@Override
-	public void visit(Block block) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.CastExpr)
-	 */
-	@Override
-	public void visit(CastExpr castExpr) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.EmptyStmt)
-	 */
-	@Override
-	public void visit(EmptyStmt emptyStmt) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.FieldVar)
-	 */
-	@Override
-	public void visit(FieldVar fieldVar) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.ForStmt)
-	 */
-	@Override
-	public void visit(ForStmt forStmt) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.IfStmt)
-	 */
-	@Override
-	public void visit(IfStmt ifStmt) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.InstanceOf)
-	 */
-	@Override
-	public void visit(InstanceOf instanceOf) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.LocalVar)
-	 */
-	@Override
-	public void visit(LocalVar localVar) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.LocalVarDecl)
-	 */
-	@Override
-	public void visit(LocalVarDecl localVarDecl) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.MethodCall)
-	 */
-	@Override
-	public void visit(MethodCall methodCall) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.NewClass)
-	 */
-	@Override
-	public void visit(NewClass methodCall) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.NewArray)
-	 */
-	@Override
-	public void visit(NewArray newArray) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.Return)
-	 */
-	@Override
-	public void visit(Return aReturn) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.ReturnVoid)
-	 */
-	@Override
-	public void visit(ReturnVoid aReturn) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.StaticClassName)
-	 */
-	@Override
-	public void visit(StaticClassName staticClassName) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.Super)
-	 */
-	@Override
-	public void visit(Super aSuper) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.This)
-	 */
-	@Override
-	public void visit(This aThis) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.WhileStmt)
-	 */
-	@Override
-	public void visit(WhileStmt whileStmt) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.DoStmt)
-	 */
-	@Override
-	public void visit(DoStmt whileStmt) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.AssignToField)
-	 */
-	@Override
-	public void visit(AssignToField assignLeftSide) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.parser.
-	 * SyntaxTreeGenerator.AssignToLocal)
-	 */
-	@Override
-	public void visit(AssignToLocal assignLeftSide) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.SuperCall)
-	 */
-	@Override
-	public void visit(SuperCall superCall) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.ExpressionReceiver)
-	 */
-	@Override
-	public void visit(ExpressionReceiver expressionReceiver) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.UnaryExpr)
-	 */
-	@Override
-	public void visit(UnaryExpr unaryExpr) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see de.dhbwstuttgart.syntaxtree.StatementVisitor#visit(de.dhbwstuttgart.
-	 * syntaxtree.statement.Literal)
-	 */
-	@Override
-	public void visit(Literal literal) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * GenericTypeVar)
-	 */
-	@Override
-	public void visit(GenericTypeVar genericTypeVar) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * FormalParameter)
-	 */
-	@Override
-	public void visit(FormalParameter formalParameter) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * GenericDeclarationList)
-	 */
-	@Override
-	public void visit(GenericDeclarationList genericTypeVars) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.
-	 * Field)
-	 */
-	@Override
-	public void visit(Field field) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
-	 * .RefType)
-	 */
-	@Override
-	public void visit(RefType refType) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
-	 * .SuperWildcardType)
-	 */
-	@Override
-	public void visit(SuperWildcardType superWildcardType) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
-	 * .TypePlaceholder)
-	 */
-	@Override
-	public void visit(TypePlaceholder typePlaceholder) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
-	 * .ExtendsWildcardType)
-	 */
-	@Override
-	public void visit(ExtendsWildcardType extendsWildcardType) {
-		// TODO Auto-generated method stub
-
-	}
-
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see
-	 * de.dhbwstuttgart.syntaxtree.ASTVisitor#visit(de.dhbwstuttgart.syntaxtree.type
-	 * .GenericRefType)
-	 */
-	@Override
-	public void visit(GenericRefType genericRefType) {
-		// TODO Auto-generated method stub
-
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/GenericsGenerator.java

@@ -1,255 +0,0 @@
-/**
- *
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Optional;
-import java.util.Set;
-import java.util.stream.Collectors;
-
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
-import org.objectweb.asm.Type;
-
-import de.dhbwstuttgart.bytecode.TPHExtractor;
-import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
-
-/**
- * @author fayez
- *
- */
-public class GenericsGenerator {
-    /*TODO: When generating generics for a class if we have the following:
-       tphClass < tphMeth1 < tphMeth2
-       then we have to convert tphMeth1, tphMeth2  to tph class and generate the following
-       class constraints: tphClass < tphMeth1, tphMeth1 < tphMeth2, tphMeth2 < Object
-     */
-
-    public static GenericsGeneratorResultForClass generateConstraints(final String className, final TPHExtractor tphExtractor,
-                                                                      final List<String> tphsClass, final ConstraintsSimplierResult simplifiedConstraints) {
-
-        List<GenericsGeneratorResult> classConstraints = generateConstraintsForClass(tphExtractor,
-                simplifiedConstraints, tphsClass);
-//		GenericGeneratorResultsForAllMethods methodsAndConstraints = generateConstraintsForAllMethods(tphExtractor,
-//				simplifiedConstraints, tphsClass);
-        GenericGeneratorResultsForAllMethods methodsAndConstraints = new GenericGeneratorResultsForAllMethods(new ArrayList<>());
-
-        return new GenericsGeneratorResultForClass(className, classConstraints, methodsAndConstraints);
-    }
-
-
-    /**
-     * @param tphExtractor
-     * @param tphsClass
-     * @return
-     */
-    public static ConstraintsSimplierResult simplifyConstraints(final TPHExtractor tphExtractor,
-                                                                final List<String> tphsClass) {
-        final List<GenericsGeneratorResult> genericsGeneratorResults = new ArrayList<>();
-
-        ConstraintsSimplierResult simplifiedConstraints = ConstraintsSimplifier.simplifyConstraints(tphExtractor,
-                genericsGeneratorResults, tphsClass);
-        return simplifiedConstraints;
-    }
-
-
-    private static List<GenericsGeneratorResult> generateConstraintsForClass(final TPHExtractor tphExtractor,
-                                                                             final ConstraintsSimplierResult simplifiedConstraints, final List<String> tphsClass) {
-        final List<GenericsGeneratorResult> constraints = new ArrayList<>();
-
-        if (tphsClass.isEmpty())
-            return constraints;
-
-        final List<TPHConstraint> allCons = tphExtractor.allCons;
-
-        final Set<String> visitedTPHs = new HashSet<>();
-
-        final List<String> methodTPHs = tphExtractor.ListOfMethodsAndTph.stream().map(m -> m.getLocalTphs())
-                .flatMap(l -> l.stream()).collect(Collectors.toList());
-
-        createConstraintsForClassTphs(simplifiedConstraints, tphsClass, constraints, allCons, visitedTPHs, methodTPHs);
-
-        GenericsGeneratorUtility.addTPHsToClassTPHs(constraints, tphsClass);
-        GenericsGeneratorUtility.removeClassTPHsFromMethodTPHs(tphsClass, tphExtractor);
-
-        generateGGConstraintsForTPH(tphsClass, constraints, simplifiedConstraints);
-
-        return constraints;
-    }
-
-    private static void createConstraintsForClassTphs(ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass, List<GenericsGeneratorResult> constraints, List<TPHConstraint> allCons, Set<String> visitedTPHs, List<String> methodTPHs) {
-        List<String> classAndMethodTphs = new ArrayList<>(tphsClass);
-        classAndMethodTphs.addAll(methodTPHs);
-
-        for (String tph : tphsClass) {
-
-            if (visitedTPHs.contains(tph))
-                continue;
-
-            final LinkedList<String> tphsInRel = GenericsGeneratorUtility
-                    .createLinkedListForTPHsInRelationClass(allCons, tphsClass, methodTPHs, visitedTPHs, tph);
-
-            generateConstraintsForClassFromList(tphsInRel,simplifiedConstraints,classAndMethodTphs,constraints);
-        }
-    }
-
-    private static void generateConstraintsForClassFromList(LinkedList<String> tphsInRel, ConstraintsSimplierResult simplifiedConstraints, List<String> classAndMethodTphs, List<GenericsGeneratorResult> constraints) {
-
-        if(tphsInRel.isEmpty())
-            return;
-
-        List<GenericsGeneratorResult> resultConstraints = new ArrayList<>();
-        String subType = tphsInRel.getFirst();
-        String superType = GenericsGeneratorUtility.getNextClassTph(classAndMethodTphs, tphsInRel);
-
-        int idxOfSuper = tphsInRel.indexOf(superType);
-        int size = tphsInRel.size();
-        while (size > 2 && idxOfSuper < size-1){
-            GenericsGeneratorResult genericsGeneratorResult = getGenericsGeneratorResultForClass(simplifiedConstraints, subType, superType);
-            constraints.add(genericsGeneratorResult);
-
-            tphsInRel = new LinkedList<>(tphsInRel.subList(idxOfSuper, size));
-            subType = tphsInRel.getFirst();
-            superType = GenericsGeneratorUtility.getNextClassTph(classAndMethodTphs, tphsInRel);
-
-            idxOfSuper = tphsInRel.indexOf(superType);
-            size = tphsInRel.size();
-        }
-        GenericsGeneratorResult genericsGeneratorResult = getGenericsGeneratorResultForClass(simplifiedConstraints, subType, superType);
-        constraints.add(genericsGeneratorResult);
-    }
-
-    private static GenericsGeneratorResult getGenericsGeneratorResultForClass(ConstraintsSimplierResult simplifiedConstraints, String subType, String superType) {
-        TPHConstraint constraint = new ExtendsConstraint(subType, superType);
-
-        Set<String> equalSet = GenericsGeneratorUtility
-                .createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
-
-        return new GenericsGeneratorResult(constraint, equalSet);
-    }
-    /* TODO Remove this methoda*/
-    private static GenericsGeneratorResult generateGGResultForClass(LinkedList<String> tphsInRel,
-                                                                    ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
-        String subType = tphsInRel.getFirst();
-
-        String superType = GenericsGeneratorUtility.getNextClassTph(tphsClass, tphsInRel);
-
-        TPHConstraint constraint = new ExtendsConstraint(subType, superType);
-
-        Set<String> equalSet = GenericsGeneratorUtility
-                .createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
-
-        return new GenericsGeneratorResult(constraint, equalSet);
-    }
-
-    private static GenericGeneratorResultsForAllMethods generateConstraintsForAllMethods(
-            final TPHExtractor tphExtractor, ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
-
-        final List<MethodAndConstraints> methodsAndConstraints = new ArrayList<>();
-        final GenericGeneratorResultsForAllMethods results = new GenericGeneratorResultsForAllMethods(
-                methodsAndConstraints);
-        tphExtractor.ListOfMethodsAndTph.forEach(m -> {
-            MethodAndConstraints methAndCons = generateConstraintsForMethod(tphExtractor.allCons, m,
-                    simplifiedConstraints, tphsClass);
-            methodsAndConstraints.add(methAndCons);
-        });
-
-        return results;
-    }
-
-    public static MethodAndConstraints generateConstraintsForMethod(final List<TPHConstraint> allCons,
-                                                                    final MethodAndTPH m, final ConstraintsSimplierResult simplifiedConstraints, List<String> tphsClass) {
-        final List<String> localTphs = m.getLocalTphs();
-
-        List<GenericsGeneratorResult> constraints = new ArrayList<>();
-        MethodAndConstraints result = new MethodAndConstraints(m.getId(), constraints);
-
-        if (localTphs.isEmpty())
-            return result;
-
-        if (localTphs.size() == 1 && tphsClass.isEmpty()) {
-            generateGGConstraintsForTPH(localTphs, constraints, simplifiedConstraints);
-            return result;
-        }
-
-        final Set<String> visitedTPHs = new HashSet<>();
-
-        for (String tph : localTphs) {
-
-            if (visitedTPHs.contains(tph))
-                continue;
-
-            final LinkedList<String> tphsInRel = GenericsGeneratorUtility.createLinkedListForTPHsInRelation(allCons,
-                    localTphs, tphsClass, visitedTPHs, tph);
-            if (!tphsInRel.isEmpty()) {
-                GenericsGeneratorUtility.removeNotLocalTphs(tphsInRel, localTphs, tphsClass);
-                if (!GenericsGeneratorUtility.isInResult(tphsInRel.getFirst(), constraints)) {
-                    GenericsGeneratorResult constraint = generateGGResult(tphsInRel, simplifiedConstraints);
-                    constraints.add(constraint);
-                }
-            }
-        }
-
-        generateGGConstraintsForTPH(localTphs, constraints, simplifiedConstraints);
-        return result;
-    }
-
-    private static void generateGGConstraintsForTPH(List<String> localTphs,
-                                                    final List<GenericsGeneratorResult> constraints, final ConstraintsSimplierResult simplifiedConstraints) {
-
-        localTphs.forEach(tph -> {
-            boolean isInSimplifiedConstraints = GenericsGeneratorUtility.isTPHInGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(), tph);
-            if (isInSimplifiedConstraints) {
-                GenericsGeneratorResult ggResult = GenericsGeneratorUtility.getGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(), tph).get();
-//				GenericsGeneratorUtility.removeGenericGeneratorResult(simplifiedConstraints.getGenericsGenResults(),ggResult);
-                constraints.add(ggResult);
-            } else {
-                boolean isInConstraints = GenericsGeneratorUtility.isTPHInGenericGeneratorResult(constraints, tph);
-
-                if (!isInConstraints) {
-                    GenericsGeneratorResult ggResult = generateGGResult(tph, simplifiedConstraints.getNameReplacementResults());
-                    constraints.add(ggResult);
-                }
-            }
-        });
-
-    }
-
-    private static GenericsGeneratorResult generateGGResult(String tph,
-                                                            List<NameReplacementResult> nameReplacementResults) {
-        String superType = Type.getInternalName(Object.class);
-        TPHConstraint constraint = new ExtendsConstraint(tph, superType);
-        Set<String> equalSet = GenericsGeneratorUtility.createEqualSet(nameReplacementResults, tph);
-
-        return new GenericsGeneratorResult(constraint, equalSet);
-    }
-
-    private static GenericsGeneratorResult generateGGResult(final LinkedList<String> tphsInRel,
-                                                            final ConstraintsSimplierResult simplifiedConstraints) {
-
-        String subType = tphsInRel.getFirst();
-
-        if (tphsInRel.size() == 1) {
-            Optional<GenericsGeneratorResult> constraintFromSimplifiedCon = simplifiedConstraints
-                    .getGenericsGenResults().stream().filter(g -> g.getConstraint().getLeft().equals(subType))
-                    .findFirst();
-            if (constraintFromSimplifiedCon.isPresent())
-                return constraintFromSimplifiedCon.get();
-        }
-
-        String superType = tphsInRel.size() > 1 ? tphsInRel.getLast() : Type.getInternalName(Object.class);
-
-        TPHConstraint constraint = new ExtendsConstraint(subType, superType);
-
-        Set<String> equalSet = GenericsGeneratorUtility
-                .createEqualSet(simplifiedConstraints.getNameReplacementResults(), subType);
-
-        return new GenericsGeneratorResult(constraint, equalSet);
-    }
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGenerator/GenericsGeneratorUtility.java

@@ -1,571 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGenerator;
-
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Optional;
-import java.util.Set;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.*;
-import org.objectweb.asm.Type;
-
-import de.dhbwstuttgart.bytecode.TPHExtractor;
-import de.dhbwstuttgart.bytecode.constraint.EqualConstraint;
-import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
-import de.dhbwstuttgart.bytecode.utilities.ConstraintsFinder;
-import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
-import de.dhbwstuttgart.bytecode.utilities.NameReplacer;
-
-/**
- * @author fayez
- *
- */
-public class GenericsGeneratorUtility {
-	/**
-	 * Returns a list of type placeholders names of a specified method
-	 * 
-	 * @param methodID The id of the method ReturnTypeMethodName(ParameterTypes)
-	 * @param listOfMethodsAndTph List of all methods 
-	 * @return a list of type placehoders names
-	 */
-	public static List<String> getMethodTPHS(String methodID, ArrayList<MethodAndTPH> listOfMethodsAndTph) {
-		return listOfMethodsAndTph.stream().filter(mt->mt.getId().equals(methodID)).findAny().get().getTphs();
-	}
-	
-	/**
-	 * Returns a reverse constraint of a specified constraint which is given by its left and right 
-	 * side
-	 * 
-	 * @param allCons List of all constraints
-	 * @param left The left side of the given constraint
-	 * @param right The right side of the given constraint
-	 * @return An Optional object which contains the reverse constraint if it is exist
-	 */
-	public static Optional<TPHConstraint> getReverseConstraint(List<TPHConstraint> allCons, String left, String right) {
-		return allCons.stream().filter(c->{
-			return c.getRight().equals(left) && c.getLeft().equals(right);
-		}).findAny();
-	}
-	
-	/**
-	 * Substitutes the old name by the new name in all constraints
-	 *  
-	 * @param allCons List of all constraints
-	 * @param oldName The name to be replaced
-	 * @param newName The new name
-	 */
-	public static void substituteTPH(List<TPHConstraint> allCons, String oldName, String newName) {
-		allCons.stream()
-		.filter(c->c.getRel()==Relation.EXTENDS)
-		.forEach(c->{
-			if(c.getLeft().equals(oldName))
-				c.setLeft(newName);
-			if(c.getRight().equals(oldName))
-				c.setRight(newName);
-		});
-		
-	}
-
-	public static List<ConstraintsWithSameLeftSide> findConstraintsWithLeftSameLeftSide(List<TPHConstraint> allCons) {
-		// finder looks for constraints that have the same left hand side
-		// and put them in a list
-		ConstraintsFinder finder = new ConstraintsFinder(allCons);
-		List<ConstraintsWithSameLeftSide> foundCons = finder.findConstraints();
-		return foundCons;
-	}
-
-	public static void simplifyConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide,
-			List<TPHConstraint> allCons, List<String> methodTPHS) {
-		List<TPHConstraint> eqCons = new ArrayList<>();
-
-		for (ConstraintsWithSameLeftSide list : consWithSameLeftSide) {
-			NameReplacementResult replRes = modifyNames(allCons, methodTPHS, list);
-			createEqualConstraintsForNames(replRes.getName(), replRes.getOldNames(),eqCons);
-			
-			for (TPHConstraint c : allCons) {
-				if (c.getRel() == Relation.EQUAL && replRes.getName().equals(c.getRight())) {
-					eqCons.add(c);
-				}
-			}
-			updateEqualCons(replRes, eqCons);
-
-			TPHConstraint c = list.getConstraints().get(0);
-			allCons.removeAll(list.getConstraints());
-			allCons.add(c);
-		}
-		
-	}
-	
-	public static void simplifyConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide,
-																		  TPHExtractor tphExtractor, List<String> tphsClass, List<TPHConstraint> equalCons) {
-		List<TPHConstraint> allCons = tphExtractor.allCons;
-		
-		for (ConstraintsWithSameLeftSide list : consWithSameLeftSide) {
-			if(!stillWithSameLeftSide(list))
-				continue;
-			NameReplacementResult replRes = modifyNames(allCons, list, tphExtractor.ListOfMethodsAndTph,tphsClass);
-			createEqualConstraintsForNames(replRes.getName(), replRes.getOldNames(),equalCons);
-			
-			for (TPHConstraint c : allCons) {
-				if (c.getRel() == Relation.EQUAL && replRes.getName().equals(c.getRight())) {
-					equalCons.add(c);
-				}
-			}
-			updateEqualCons(replRes, equalCons);
-
-			TPHConstraint c = list.getConstraints().get(0);
-			allCons.removeAll(list.getConstraints());
-			removeConstraintsWithSameLeftAndRightSide(allCons);
-			allCons.add(c);
-			removeDuplicate(allCons);
-		}
-		consWithSameLeftSide.clear();
-		consWithSameLeftSide = findConstraintsWithLeftSameLeftSide(allCons);
-		if(!consWithSameLeftSide.isEmpty())
-			simplifyConstraintsWithSameLeftSide(consWithSameLeftSide,tphExtractor,tphsClass,equalCons);
-		
-	}
-
-	private static void removeDuplicate(List<TPHConstraint> allCons) {
-		List<TPHConstraint> visited = new ArrayList<>();
-		List<Integer> toRemove = new ArrayList<>();
-		checkForDuplicate(allCons, visited, toRemove);
-		removeConstraintsByIndex(allCons, toRemove);
-	}
-
-	private static void removeConstraintsByIndex(List<TPHConstraint> allCons, List<Integer> toRemove) {
-		for(int index : toRemove)
-			allCons.remove(index);
-	}
-
-	private static void checkForDuplicate(List<TPHConstraint> allCons, List<TPHConstraint> visited, List<Integer> toRemove) {
-		for(int i = 0;i<allCons.size();++i){
-			markConstraintIfDuplicate(allCons, visited, toRemove, i);
-		}
-	}
-
-	private static void markConstraintIfDuplicate(List<TPHConstraint> allCons, List<TPHConstraint> visited, List<Integer> toRemove, int i) {
-		TPHConstraint constraint = allCons.get(i);
-		if(containsInList(visited,constraint.getLeft(),constraint.getRight())){
-			toRemove.add(i);
-		} else {
-			visited.add(constraint);
-		}
-	}
-
-	private static boolean containsInList(List<TPHConstraint> allConstraints, String left, String right) {
-		for(TPHConstraint constraint : allConstraints)
-			if(constraint.getLeft().equals(left) && constraint.getRight().equals(right))
-				return true;
-		return false;
-	}
-
-	private static void addNewConstraintsWithSameLeftSide(ConstraintsWithSameLeftSide constraintsWithSameLeftSide, List<TPHConstraint> allCons) {
-		allCons.forEach(c->{
-			if (constraintsWithSameLeftSide.getConstraints().get(0).getLeft().equals(c.getLeft())){
-				if(!constraintsWithSameLeftSide.getConstraints().contains(c))
-					constraintsWithSameLeftSide.getConstraints().add(c);
-			}
-		});
-	}
-
-	private static void checkForNewConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide, List<TPHConstraint> allCons) {
-		allCons.forEach(c->{
-			Optional<ConstraintsWithSameLeftSide> constraintsWithSameLeftSide = getConstraintsWithSameLeftSide(consWithSameLeftSide, c.getLeft());
-			constraintsWithSameLeftSide.ifPresent(cls->{
-				if(!cls.getConstraints().contains(c))
-					cls.getConstraints().add(c);
-			});
-		});
-	}
-
-	private static Optional<ConstraintsWithSameLeftSide> getConstraintsWithSameLeftSide(List<ConstraintsWithSameLeftSide> consWithSameLeftSide, String left) {
-		return consWithSameLeftSide.stream().filter(csl->isContainedInConsWithLeftSide(csl,left)).findAny();
-	}
-
-	private static boolean isContainedInConsWithLeftSide(ConstraintsWithSameLeftSide csl, String left) {
-		return csl.getConstraints().get(0).getLeft().equals(left);
-	}
-
-	private static boolean stillWithSameLeftSide(ConstraintsWithSameLeftSide constraints) {
-		removeUnvalidConstraints(constraints);
-		return constraints.getConstraints().size()>1;
-	}
-
-	private static void removeUnvalidConstraints(ConstraintsWithSameLeftSide constraints) {
-		List<TPHConstraint> toRemove = new ArrayList<>();
-		constraints.getConstraints().forEach(c->{
-			if(c.getLeft().equals(c.getRight()))
-				toRemove.add(c);
-		});
-		if(!toRemove.isEmpty())
-			constraints.getConstraints().removeAll(toRemove);
-	}
-
-	private static void removeConstraintsWithSameLeftAndRightSide(List<TPHConstraint> allCons) {
-		List<TPHConstraint> toRemove = new ArrayList<>();
-		allCons.forEach(c->{
-			if(c.getLeft().equals(c.getRight()))
-				toRemove.add(c);
-		});
-		allCons.removeAll(toRemove);
-	}
-
-	private static void createEqualConstraintsForNames(String name, List<String> equalNames, List<TPHConstraint> eqCons) {
-		// create an equal constraint for each value in repres
-		for (String eName : equalNames) {
-			EqualConstraint ec = new EqualConstraint(eName, name);
-			eqCons.add(ec);
-		}
-	}
-
-	/**
-	 * @param allCons
-	 * @param methodTPHS
-	 * @param list
-	 * @return
-	 */
-	public static NameReplacementResult modifyNames(List<TPHConstraint> allCons, List<String> methodTPHS,
-			ConstraintsWithSameLeftSide list) {
-		// generate a new name and replace the right hand side for each constraint
-		// in list with the new name
-		NameReplacer replacer = new NameReplacer(list.getConstraints(), allCons, methodTPHS);
-		// new name -> [all old names]
-		NameReplacementResult replRes = replacer.replaceNames();
-		return replRes;
-	}
-	
-	public static NameReplacementResult modifyNames(List<TPHConstraint> allCons, ConstraintsWithSameLeftSide list, List<MethodAndTPH> methodAndTPHs, List<String> tphsClass) {
-		// generate a new name and replace the right hand side for each constraint
-		// in list with the new name
-		NameReplacer replacer = new NameReplacer(list.getConstraints(), allCons, methodAndTPHs, tphsClass);
-		// new name -> [all old names]
-		NameReplacementResult replRes = replacer.replaceNames();
-		return replRes;
-	}
-	
-	public static void updateEqualCons(NameReplacementResult nameReplacementResult, List<TPHConstraint> eqCons) {
-		List<String> oldNames = nameReplacementResult.getOldNames();
-		String newName = nameReplacementResult.getName();
-		for (TPHConstraint c : eqCons) {
-//			if(oldNames.contains(c.getLeft()))
-//				c.setLeft(newName);
-			if (oldNames.contains(c.getRight()))
-				c.setRight(newName);
-		}
-
-	}
-
-	public static void modifyRelationForConstraintsInCycle(List<Cycle> cycles) {
-		cycles.stream().map(lc->lc.getConstraints()).flatMap(e->e.stream()).forEach(c->c.setRel(Relation.EQUAL));
-	}
-
-	public static List<NameReplacementResult> substituteTPHSFormCycle(List<TPHConstraint> allCons, List<Cycle> cycles, TPHExtractor tphExtractor) {
-		List<NameReplacementResult> results = new ArrayList<>();
-		cycles.forEach(lc->{
-			Set<String> names = getNamesFromCycle(lc);
-			String newName = names.stream().findFirst().get();
-			
-			List<String> equalNames = new ArrayList<>(names);
-			
-			Stream<ArrayList<String>> tphsOfMethods = tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getTphs());
-			Stream<ArrayList<String>> localTphsOfMethods = tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getLocalTphs());
-			
-			replaceOldNames(newName, equalNames, tphsOfMethods);
-			replaceOldNames(newName, equalNames, localTphsOfMethods);
-			
-			NameReplacementResult res = new NameReplacementResult(newName, equalNames);
-			results.add(res);
-			substituteAll(allCons,names,newName);
-		});
-		return results;
-	}
-	
-	/**
-	 * @param newName
-	 * @param names
-	 * @param tphsOfMethods
-	 */
-	public static void replaceOldNames(final String newName, final List<String> names, Stream<ArrayList<String>> tphsOfMethods) {
-		tphsOfMethods.forEach(tphsMethod->{
-			if(tphsMethod.removeAll(names))
-				tphsMethod.add(newName);
-		});
-	}
-	
-	public static void substituteAll(List<TPHConstraint> allCons, Set<String> names, String newName) {
-		allCons.stream()
-		.filter(c-> c.getRel()==Relation.EXTENDS)
-		.forEach(c->{
-			if(names.contains(c.getLeft())) {
-				c.setLeft(newName);
-			} else if(names.contains(c.getRight())) {
-				c.setRight(newName);
-			}
-		});
-	}
-
-	public static Set<String> getNamesFromCycle(Cycle lc) {
-		Set<String> names = new HashSet<>();
-		lc.getConstraints().forEach(c->names.add(c.getLeft()));
-		return names;
-	}
-
-	public static void createResults(List<GenericsGeneratorResult> genericsGeneratorResults,
-			List<NameReplacementResult> nameReplacementResults) {
-		nameReplacementResults.forEach(n->{
-			Set<String> equals = new HashSet<>(n.getOldNames());
-			TPHConstraint cons = new ExtendsConstraint(n.getName(), Type.getInternalName(Object.class));
-			GenericsGeneratorResult ggRes = new GenericsGeneratorResult(cons, equals);
-			genericsGeneratorResults.add(ggRes);
-		});
-	}
-
-	public static void removeEqualConstraints(List<TPHConstraint> allCons) {
-		List<TPHConstraint> equalConstraints = getEqualConstraints(allCons);
-		allCons.removeAll(equalConstraints);
-	}
-
-	public static List<TPHConstraint> getEqualConstraints(List<TPHConstraint> allCons) {
-		return allCons.stream().filter(c->c.getRel()==Relation.EQUAL).collect(Collectors.toList());
-	}
-
-	public static List<NameReplacementResult> createNameReplacementResultsFromEqualConstraints(
-			List<TPHConstraint> equalCons) {
-		List<NameReplacementResult> nameReplacementResults = new ArrayList<>();
-		equalCons.forEach(c->{
-			if(isInNameReplacementResults(nameReplacementResults,c.getRight())) {
-				getNameReplacementByName(nameReplacementResults,c.getRight()).getOldNames().add(c.getLeft());
-			} else {
-				List<String> oldNames = new ArrayList<>();
-				oldNames.add(c.getLeft());
-				NameReplacementResult nrRes = new NameReplacementResult(c.getRight(), oldNames);
-				nameReplacementResults.add(nrRes);
-			}
-		});
-		return nameReplacementResults;
-	}
-	
-	private static NameReplacementResult getNameReplacementByName(List<NameReplacementResult> nameReplacementResults,
-			String name) {
-		return nameReplacementResults.stream().filter(n->n.getName().equals(name)).findFirst().get();
-	}
-
-	public static boolean isInNameReplacementResults(List<NameReplacementResult> nameReplacementResults,String name){
-		if(nameReplacementResults.isEmpty())
-			return false;
-		return nameReplacementResults.stream().map(r->r.getName()).filter(n->name.equals(n)).findFirst().isPresent();
-	}
-
-	public static Optional<TPHConstraint> getConstraintByLeftSide(List<TPHConstraint> allCons, String tph) {
-		return allCons.stream().filter(c->c.getLeft().equals(tph)).findFirst();
-	}
-
-	public static Optional<TPHConstraint> getConstraintByRightSide(List<TPHConstraint> allCons, String tph) {
-		return allCons.stream().filter(c->c.getRight().equals(tph)).findFirst();
-	}
-
-	public static boolean isTPHInGenericGeneratorResult(final List<GenericsGeneratorResult> constraints, final String tph) {
-		return constraints.stream().filter(g->g.getConstraint().getLeft().equals(tph)).findFirst().isPresent();
-	}
-
-	/**
-	 * @param allCons
-	 * @param tphsMethod
-	 * @param tphsClass 
-	 * @param visitedTPHs
-	 * @param tph
-	 * @return
-	 */
-	public static LinkedList<String> createLinkedListForTPHsInRelation(final List<TPHConstraint> allCons,
-			List<String> tphsMethod, List<String> tphsClass, final Set<String> visitedTPHs, String tph) {
-		
-		final LinkedList<String> tphsInRel = new LinkedList<>();
-		List<String> tphsList = new ArrayList<>(tphsMethod);
-		tphsList.addAll(tphsClass);
-		
-		boolean isNextSuperTypeFound = findNextSuperTyp(allCons,tphsList ,visitedTPHs, tph, tphsInRel);
-		if(!isNextSuperTypeFound)
-			findNextSubType(allCons, tphsList,visitedTPHs, tph, tphsInRel);
-		return tphsInRel;
-	}
-
-	public static boolean findNextSubType(List<TPHConstraint> allCons, List<String> tphsList, Set<String> visitedTPHs, String tph,
-			LinkedList<String> tphsInRel) {
-		Optional<TPHConstraint> con = getConstraintByRightSide(allCons, tph);
-		while (con.isPresent()) {
-			String left = con.get().getLeft();
-			String right = con.get().getRight();
-			
-			addTPHsToListFromLeft(tphsInRel, left, right);
-			markAsVisited(visitedTPHs, left);
-			
-			if(tphsList.contains(left))
-				return true;
-	
-			con = getConstraintByRightSide(allCons, left);
-		}
-		return false;
-	}
-
-	public static void addTPHsToListFromLeft(LinkedList<String> tphsInRel, String left, String right) {
-		if (tphsInRel.isEmpty())
-			tphsInRel.add(right);
-	
-		tphsInRel.addFirst(left);
-	}
-
-	/**
-	 * @param allCons
-	 * @param tphsList 
-	 * @param visitedTPHs
-	 * @param tph
-	 * @param tphsInRel
-	 * @return
-	 */
-	public static boolean findNextSuperTyp(final List<TPHConstraint> allCons, List<String> tphsList, final Set<String> visitedTPHs, String tph,
-			final LinkedList<String> tphsInRel) {
-		Optional<TPHConstraint> con = getConstraintByLeftSide(allCons, tph);
-		
-		markAsVisited(visitedTPHs, tph);
-		
-		while (con.isPresent()) {
-			String left = con.get().getLeft();
-			String right = con.get().getRight();
-			addTPHsToList(tphsInRel, left, right);
-	
-			if(tphsList.contains(right))
-				return true;
-			
-			markAsVisited(visitedTPHs, right);
-	
-			con = getConstraintByLeftSide(allCons, right);
-		}
-		return false;
-	}
-
-	public static void markAsVisited(Set<String> visitedTPHs, String left) {
-		visitedTPHs.add(left);
-	}
-
-	/**
-	 * @param visitedTPHs
-	 * @param right
-	 * @param left
-	 */
-	public static void markAsVisited(final Set<String> visitedTPHs, String left, String right) {
-		visitedTPHs.add(left);
-		visitedTPHs.add(right);
-	}
-
-	/**
-	 * @param tphsInRel
-	 * @param right
-	 * @param left
-	 */
-	public static void addTPHsToList(final LinkedList<String> tphsInRel, String left, String right) {
-		if (tphsInRel.isEmpty())
-			tphsInRel.add(left);
-		tphsInRel.add(right);
-	}
-
-	public static void removeNotLocalTphs(final LinkedList<String> tphsInRel, final List<String> localTphs,
-			List<String> tphsClass) {
-	
-		while (!localTphs.contains(tphsInRel.peek())) {
-			tphsInRel.removeFirst();
-		}
-	
-		String last = tphsInRel.peekLast();
-		while (!localTphs.contains(last) && !tphsClass.contains(last)) {
-			tphsInRel.removeLast();
-			last = tphsInRel.peekLast();
-		}
-	}
-
-	/**
-	 * @param nameReplacementResults
-	 * @param subType
-	 * @return
-	 */
-	public static Set<String> createEqualSet(final List<NameReplacementResult> nameReplacementResults, String subType) {
-		Optional<NameReplacementResult> equals = nameReplacementResults.stream()
-				.filter(n -> n.getName().equals(subType)).findFirst();
-	
-		Set<String> equalSet = equals.isPresent() ? new HashSet<>(equals.get().getOldNames()) : new HashSet<>();
-		return equalSet;
-	}
-
-	public static String getNextClassTph(List<String> tphsClass, LinkedList<String> tphsInRel) {
-		
-		for(int i = 1;i<tphsInRel.size();++i) {
-			String next = tphsInRel.get(i);
-			if(tphsClass.contains(next))
-				return next;
-		}
-		
-		return tphsInRel.getLast();
-	}
-
-	public static void addTPHsToClassTPHs(final List<GenericsGeneratorResult> constraints, final List<String> tphsClass) {
-		
-		List<String> lefts = constraints.stream().map(r->r.getConstraint()).map(c->c.getLeft()).collect(Collectors.toList());
-		List<String> rights = constraints.stream().map(r->r.getConstraint()).map(c->c.getRight()).collect(Collectors.toList());
-		List<String> leftsAndRights = new ArrayList<>(lefts);
-		leftsAndRights.addAll(rights);
-		List<String> shouldBeClassTphs = leftsAndRights.stream().distinct().collect(Collectors.toList());
-		
-		for(String tph : shouldBeClassTphs) {
-			if(!tphsClass.contains(tph))
-				tphsClass.add(tph);
-		}
-	}
-
-	public static void removeClassTPHsFromMethodTPHs(List<String> tphsClass, TPHExtractor tphExtractor) {
-		
-		tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getTphs()).forEach(tphs->{
-			tphs.removeAll(tphsClass);
-		});
-	
-		tphExtractor.ListOfMethodsAndTph.stream().map(m->m.getLocalTphs()).forEach(tphs->{
-			tphs.removeAll(tphsClass);
-		});
-		
-	}
-
-	public static LinkedList<String> createLinkedListForTPHsInRelationClass(List<TPHConstraint> allCons,
-			List<String> tphsClass, List<String> methodTPHs, Set<String> visitedTPHs, String tph) {
-		final LinkedList<String> tphsInRel = new LinkedList<>();
-
-		boolean isNextSuperTypeFound = findNextSuperTyp(allCons,tphsClass ,visitedTPHs, tph, tphsInRel);
-		if(!tphsInRel.isEmpty() && !isNextSuperTypeFound && !methodTPHs.contains(tphsInRel.getLast()))
-			findNextSubType(allCons, tphsClass,visitedTPHs, tph, tphsInRel);
-		return tphsInRel;
-	}
-
-	public static boolean isInResult(String first, List<GenericsGeneratorResult> constraints) {
-		return constraints.stream().map(r->r.getConstraint()).filter(c->c.getLeft().equals(first)).findFirst().isPresent();
-	}
-
-	public static Optional<GenericsGeneratorResult> getGenericGeneratorResult(List<GenericsGeneratorResult> list,
-			String tph) {
-		return list.stream().filter(g->g.getConstraint().getLeft().equals(tph)).findFirst();
-	}
-
-	public static void removeGenericGeneratorResult(List<GenericsGeneratorResult> genericsGenResults,
-			GenericsGeneratorResult ggResult) {
-		genericsGenResults.remove(ggResult);
-	}
-
-	public static Optional<MethodAndTPH> getMethodAndTphs(ArrayList<MethodAndTPH> listOfMethodsAndTph, String id) {
-		return listOfMethodsAndTph.stream().filter(m->m.getId().equals(id)).findFirst();
-	}
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/ConstraintsWithSameLeftSide.java

@@ -1,35 +0,0 @@
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.List;
-
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-
-public class ConstraintsWithSameLeftSide {
-	private List<TPHConstraint> constraints;
-
-	/**
-	 * @param constraints
-	 */
-	public ConstraintsWithSameLeftSide(List<TPHConstraint> constraints) {
-		this.constraints = constraints;
-	}
-
-	/**
-	 * @return the constraints
-	 */
-	public List<TPHConstraint> getConstraints() {
-		return constraints;
-	}
-
-	/**
-	 * @param constraints the constraints to set
-	 */
-	public void setConstraints(List<TPHConstraint> constraints) {
-		this.constraints = constraints;
-	}
-
-	@Override
-	public String toString() {
-		return "[" + constraints.toString() + "]";
-	}
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/Cycle.java

@@ -1,46 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.List;
-
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-
-/**
- * @author fayez
- *
- */
-public class Cycle {
-	private final List<TPHConstraint> constraints;
-
-	/**
-	 * @param constraints
-	 */
-	public Cycle(List<TPHConstraint> constraints) {
-		this.constraints = constraints;
-	}
-
-	/**
-	 * @return the constraints
-	 */
-	public List<TPHConstraint> getConstraints() {
-		return constraints;
-	}
-
-	public boolean containConstraint(TPHConstraint constraint) {
-		for(TPHConstraint c : constraints) {
-			if(c.equalConstraint(constraint))
-				return true;
-		}
-		return false;
-	}
-	
-	@Override
-	public String toString() {
-		StringBuilder sb = new StringBuilder();
-		constraints.forEach(c->sb.append(c.getLeft()+" -> "));
-		sb.append(constraints.get(constraints.size()-1).getRight());
-		return sb.toString();
-	}
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/GenericGeneratorResultsForAllMethods.java

@@ -1,33 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.Collections;
-import java.util.List;
-
-/**
- * @author fayez
- *
- */
-public class GenericGeneratorResultsForAllMethods {
-	private final List<MethodAndConstraints> methodsAndConstraints;
-	
-	public GenericGeneratorResultsForAllMethods() {
-		this(Collections.emptyList());
-	}
-	/**
-	 * @param methodsAndConstraints
-	 */
-	public GenericGeneratorResultsForAllMethods(List<MethodAndConstraints> methodsAndConstraints) {
-		this.methodsAndConstraints = methodsAndConstraints;
-	}
-	
-	/**
-	 * @return the methodsAndConstraints
-	 */
-	public List<MethodAndConstraints> getMethodsAndConstraints() {
-		return methodsAndConstraints;
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/GenericGenratorResultForSourceFile.java

@@ -1,51 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.NoSuchElementException;
-
-/**
- * The simplify results of a source file (package)
- * 
- * @author fayez
- *
- */
-public class GenericGenratorResultForSourceFile {
-	private String pkgName;
-	private final List<GenericsGeneratorResultForClass> genericGeneratorResultForAllClasses = new ArrayList<>();
-
-	/**
-	 * @param pkgName
-	 */
-	public GenericGenratorResultForSourceFile(String pkgName) {
-		this.pkgName = pkgName;
-	}
-
-	public List<GenericsGeneratorResultForClass> getGenericGeneratorResultForAllClasses() {
-		return genericGeneratorResultForAllClasses;
-	}
-
-	/**
-	 * Appends the simplify results of a class to simplifyResForSF
-	 * 
-	 * @param sResClass simplify results of a class to added
-	 */
-	public void addGenericGeneratorResultClass(GenericsGeneratorResultForClass sResClass) {
-		genericGeneratorResultForAllClasses.add(sResClass);
-	}
-
-	public GenericsGeneratorResultForClass getSimplifyResultsByName(String pkgName, String name) {
-
-		if (this.pkgName.equals(pkgName)) {
-			return genericGeneratorResultForAllClasses.stream()
-					.filter(sr -> sr.getClassName().equals(name))
-					.findAny()
-					.orElseThrow(() -> new NoSuchElementException(
-							"Simplify results for the class " + pkgName + "." + name + " are not found"));
-		}
-		throw new NoSuchElementException("Simplify results for the class " + pkgName + "." + name + " are not found");
-	}
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/GenericsGeneratorResult.java

@@ -1,55 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.Set;
-
-import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-
-/**
- * @author fayez
- *
- */
-public class GenericsGeneratorResult {
-	private TPHConstraint constraint;
-	/** 
-	 * contains the names of all type placeholders which are equals to the left side of
-	 * the constraint {@link #constraint}.
-	 */
-	private Set<String> equalsTPHs;
-	/**
-	 * @param constraint
-	 * @param equalsTPHs
-	 */
-	public GenericsGeneratorResult(TPHConstraint constraint, Set<String> equalsTPHs) {
-		this.constraint = constraint;
-		this.equalsTPHs = equalsTPHs;
-	}
-	
-	/**
-	 * @return the constraint
-	 */
-	public TPHConstraint getConstraint() {
-		return constraint;
-	}
-	/**
-	 * @param constraint the constraint to set
-	 */
-	public void setConstraint(TPHConstraint constraint) {
-		this.constraint = constraint;
-	}
-	/**
-	 * @return the equalsTPHs
-	 */
-	public Set<String> getEqualsTPHs() {
-		return equalsTPHs;
-	}
-	/**
-	 * @param equalsTPHs the equalsTPHs to set
-	 */
-	public void setEqualsTPHs(Set<String> equalsTPHs) {
-		this.equalsTPHs = equalsTPHs;
-	}
-	
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/GenericsGeneratorResultForClass.java

@@ -1,67 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.Collections;
-import java.util.List;
-
-/**
- * @author fayez
- *
- */
-public class GenericsGeneratorResultForClass {
-	private final String className;
-	private final List<GenericsGeneratorResult> classConstraints;
-	private final GenericGeneratorResultsForAllMethods methodsAndTheirConstraints;
-
-	public GenericsGeneratorResultForClass(String className) {
-		this(className, Collections.emptyList(), new GenericGeneratorResultsForAllMethods());
-	}
-	/**
-	 * @param className
-	 * @param classConstraints
-	 * @param methodsAndTheirConstraints
-	 */
-	public GenericsGeneratorResultForClass(String className, List<GenericsGeneratorResult> classConstraints,
-			GenericGeneratorResultsForAllMethods methodsAndTheirConstraints) {
-		this.className = className;
-		this.classConstraints = classConstraints;
-		this.methodsAndTheirConstraints = methodsAndTheirConstraints;
-	}
-
-	/**
-	 * @return the className
-	 */
-	public String getClassName() {
-		return className;
-	}
-
-	/**
-	 * @return the classConstraints
-	 */
-	public List<GenericsGeneratorResult> getClassConstraints() {
-		return classConstraints;
-	}
-
-	/**
-	 * @return the methodsAndTheirConstraints
-	 */
-	public GenericGeneratorResultsForAllMethods getMethodsAndTheirConstraints() {
-		return methodsAndTheirConstraints;
-	}
-
-	public boolean contains(String id) {
-		return methodsAndTheirConstraints.getMethodsAndConstraints().stream().map(mc -> mc.getMethodID())
-				.anyMatch(i -> i.equals(id));
-	}
-
-	
-	
-	
-	public List<GenericsGeneratorResult> getMethodConstraintsByID(String id) {
-		return methodsAndTheirConstraints.getMethodsAndConstraints().stream().filter(mc -> mc.getMethodID().equals(id))
-				.findFirst().get().getConstraints();
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/MethodAndConstraints.java

@@ -1,36 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.List;
-
-/**
- * @author fayez
- *
- */
-public class MethodAndConstraints {
-	private final String methodID;
-	private final List<GenericsGeneratorResult> constraints;
-	/**
-	 * @param methodID
-	 * @param constraints
-	 */
-	public MethodAndConstraints(String methodID, List<GenericsGeneratorResult> constraints) {
-		this.methodID = methodID;
-		this.constraints = constraints;
-	}
-	/**
-	 * @return the methodID
-	 */
-	public String getMethodID() {
-		return methodID;
-	}
-	/**
-	 * @return the constraints
-	 */
-	public List<GenericsGeneratorResult> getConstraints() {
-		return constraints;
-	}
-	
-}

src/main/java/de/dhbwstuttgart/bytecode/genericsGeneratorTypes/NameReplacementResult.java

@@ -1,49 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.genericsGeneratorTypes;
-
-import java.util.List;
-
-/**
- * @author fayez
- *
- */
-public class NameReplacementResult {
-	private String name;
-	private List<String> oldNames;
-	/**
-	 * @param name
-	 * @param oldNames
-	 */
-	public NameReplacementResult(String name, List<String> oldNames) {
-		this.name = name;
-		this.oldNames = oldNames;
-	}
-	/**
-	 * @return the name
-	 */
-	public String getName() {
-		return name;
-	}
-	/**
-	 * @param name the name to set
-	 */
-	public void setName(String name) {
-		this.name = name;
-	}
-	/**
-	 * @return the oldNames
-	 */
-	public List<String> getOldNames() {
-		return oldNames;
-	}
-	/**
-	 * @param oldNames the oldNames to set
-	 */
-	public void setOldNames(List<String> oldNames) {
-		this.oldNames = oldNames;
-	};
-	
-	
-}

src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java

@@ -1,379 +1,469 @@
 package de.dhbwstuttgart.bytecode.signature;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
 
 import org.objectweb.asm.Type;
 import org.objectweb.asm.signature.SignatureVisitor;
 import org.objectweb.asm.signature.SignatureWriter;
 
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
 import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.Constructor;
 import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
 import de.dhbwstuttgart.syntaxtree.Method;
+import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
 import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.syntaxtree.type.WildcardType;
+import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
+import de.dhbwstuttgart.typeinference.result.ResolvedType;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
 
 public class Signature {
-	private static final char SUPER_CHAR = '-';
-	private static final char EXTENDS_CHAR = '+';
-	private static final String SPECIAL_CHAR_FOR_FUN = "$$";
-	private static final String SPECIAL_CHAR = "$";
 	private ClassOrInterface classOrInterface;
 	private HashMap<String, String> genericsAndBounds;
 	private HashMap<String, String> genericsAndBoundsMethod;
-	private final SignatureWriter sw = new SignatureWriter();;
+	private SignatureWriter sw;
 	private Constructor constructor;
 	private Method method;
-	private HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes;
+	private HashMap<String,RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes;
 	private ResultSet resultSet;
-	private Map<TPHConstraint, Set<String>> methodConstraints;
-	private List<GenericsGeneratorResult> consClass;
-	private List<GenericsGeneratorResult> constraints;
+	private ArrayList<GenericInsertPair> commonPairs;
+	private HashMap<TPHConstraint,HashSet<String>> methodConstraints;
+	private ArrayList<TypePlaceholder> tphsClass;
+	private ArrayList<TPHConstraint> consClass;
 	
-//	public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
-//			List<TPHConstraint> consClass) {
-//		this.classOrInterface = classOrInterface;
-//		this.genericsAndBounds = genericsAndBounds;
-//		this.consClass = consClass;
-//		sw = new SignatureWriter();
-//		createSignatureForClassOrInterface();
-//	}
+	public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
+			ArrayList<GenericInsertPair> commonPairs, ArrayList<TypePlaceholder> tphsClass, ArrayList<TPHConstraint> consClass) {
+		this.classOrInterface = classOrInterface;
+		this.genericsAndBounds = genericsAndBounds;
+		this.commonPairs = commonPairs;
+		this.tphsClass = tphsClass;
+		this.consClass = consClass;
+		sw = new SignatureWriter();
+		createSignatureForClassOrInterface();
+	}
 
-	public Signature(HashMap<String, String> genericsAndBounds,
-			HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes, ResultSet resultSet,
-					 List<GenericsGeneratorResult> constraints) {
-		//this.constructor = constructor;
+	public Signature(Constructor constructor, HashMap<String, String> genericsAndBounds, 
+			HashMap<String,RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes,ResultSet resultSet,
+			HashMap<TPHConstraint,HashSet<String>> methodConstraints) {
+		this.constructor = constructor;
 		this.genericsAndBounds = genericsAndBounds;
 		this.methodParamsAndTypes = methodParamsAndTypes;
 		this.resultSet = resultSet;
-		this.constraints = constraints;
+		this.methodConstraints = methodConstraints;
+		sw = new SignatureWriter();
+		createSignatureForConsOrMethod(this.constructor,true);
 	}
 
-	public Signature(int numberOfParams) {
-		createSignatureForFunN(numberOfParams);
-	}
-
-	public Signature(int numberOfParams, String to, String[] paramTypes) {
-		createSignatureForFunN(numberOfParams, to, paramTypes);
-	}
-
-	public Signature(ClassOrInterface classOrInterface, HashMap<String, String> genericsAndBounds,
-			List<GenericsGeneratorResult> consClass) {
-		this.classOrInterface = classOrInterface;
-		this.genericsAndBounds = genericsAndBounds;
-		this.consClass = consClass;
-	}
-
-	public Signature(HashMap<String, String> genericsAndBoundsMethod,
-			HashMap<String, String> genericsAndBounds,
+	public Signature(Method method, HashMap<String, String> genericsAndBoundsMethod,HashMap<String, String> genericsAndBounds,
 			HashMap<String, RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes, ResultSet resultSet, 
-			List<GenericsGeneratorResult> constraints,List<GenericsGeneratorResult> consClass) {
+			HashMap<TPHConstraint,HashSet<String>> methodConstraints) {
+		this.method = method;
 		this.genericsAndBoundsMethod = genericsAndBoundsMethod;
 		this.genericsAndBounds = genericsAndBounds;
 		this.methodParamsAndTypes = methodParamsAndTypes;
 		this.resultSet = resultSet;
-		this.constraints = constraints;
-		this.consClass = consClass;
+		this.methodConstraints = methodConstraints;
+		sw = new SignatureWriter();
+		createSignatureForConsOrMethod(this.method,false);
 	}
 	
-	public String createSignatureForConstructor(Constructor constructor) {
-		visitParams();
-		sw.visitReturnType().visitBaseType('V');
-		return sw.toString();
+	public Signature(LambdaExpression lambdaExpression,int numberOfParams) {
+		sw = new SignatureWriter();
+		createSignatureForFunN(lambdaExpression, numberOfParams);
 	}
 
-	public String createSignatureForMethod(Method method) {
-		defineGenerics(method);
+	private void createSignatureForFunN(LambdaExpression lambdaExpression, int numberOfParams) {
 		
-		String ret = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
-
-		visitParams();
-		visitReturnType(method, ret);
-		return sw.toString();
-	}
-
-	/**
-	 * @param method
-	 * @param ret
-	 */
-	private void visitReturnType(Method method, String ret) {
-		if (ret.equals("V")) {
-			sw.visitReturnType().visitBaseType('V');
-		} else {
-			RefTypeOrTPHOrWildcardOrGeneric returnType = method.getReturnType();
-			SignatureVisitor sv = sw.visitReturnType();
-			doVisitParamsOrReturn(returnType, sv);
+//		sw.visitClassBound().visitEnd();
+		for(int i = 0;i<numberOfParams;i++) {
+			int j = i+1;
+			sw.visitFormalTypeParameter("T"+ j);
+			// getBounds von Params
+			sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
+			sw.visitClassBound().visitEnd();
 		}
-	}
-
-	/**
-	 * 
-	 */
-	private void visitParams() {
-		for (String paramName : methodParamsAndTypes.keySet()) {
-			RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
-			SignatureVisitor sv = sw.visitParameterType();
-			doVisitParamsOrReturn(t, sv);
-		}
-	}
-
-	/**
-	 *
-	 * @param method
-	 */
-	private void defineGenerics(Method method) {
-		method.getGenerics().forEach(g -> {
-			visitTypeVarsAndTheirBounds(g, genericsAndBoundsMethod);
-		});
-		defineGenericsFromConstraints(constraints,genericsAndBoundsMethod);
-	}
-
-	private void createSignatureForFunN(int numberOfParams, String to, String[] paramTypes) {
-		defineTypeVariablesForParametersOfFunN(numberOfParams);
-
-		sw.visitFormalTypeParameter("R");
-		visitClassBound(to);
-		// TODO: prüfe ob Return-Type = void,
-		sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));
-		sw.visitEnd();
-
-	}
-
-	private void createSignatureForFunN(int numberOfParams) {
-
-		defineTypeVariablesForParametersOfFunN(numberOfParams);
 
 		sw.visitFormalTypeParameter("R");
 		// getBounds vom Return-Type
 		sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
 		sw.visitClassBound().visitEnd();
 		// TODO: prüfe ob Return-Type = void,
-		sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));
+		sw.visitSuperclass().visitClassType(Type.getInternalName(Object.class));;
 		sw.visitEnd();
 	}
 
-	private void defineTypeVariablesForParametersOfFunN(int numberOfParams) {
-		for (int i = 0; i < numberOfParams; i++) {
-			int j = i + 1;
-			sw.visitFormalTypeParameter("T" + j);
-			// getBounds von Params
-			sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
-			sw.visitClassBound().visitEnd();
+	/**
+	 * Creates signature for a method or constructor with @see {@link SignatureWriter}
+	 * Signature looks like: 
+	 * <typevaliables (K:Ljava/lang/Object "Bounds")>(params L.. OR T.. Or basistape)ReturnType
+	 * 
+	 * @param method method or constructor
+	 * @param isConstructor true if constructor
+	 */
+	private void createSignatureForConsOrMethod(Method method, boolean isConstructor) {
+		Iterator<? extends GenericTypeVar> itr = method.getGenerics().iterator();
+		// visits all formal type parameter and visits their bounds <T:...;B:...;...>
+		while(itr.hasNext()) {
+			System.out.println("HAS GENERICS!!");
+			GenericTypeVar g = itr.next();
+			getBoundsOfTypeVar(g,genericsAndBoundsMethod);
 		}
+		
+		// Wenn die RückgabeType eine TPH ist, wird als generic behandelt
+		// z.B: Type = TPH K => wird eine Formal Type Parameter K$ erzeugt und Bound = Object
+		if(!isConstructor) {
+			String ret = resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
+			ArrayList<TPHConstraint> allConsBeforeSimplify = new ArrayList<>();
+			
+			HashMap<TPHConstraint,HashSet<String>> allConstraints = new HashMap<>();
+			
+			if(ret.contains("<")) {
+				allConsBeforeSimplify = getAllConstraints((RefType) resultSet.resolveType(method.getReturnType()).resolvedType);
+			}
+			 
+			for(String paramName : methodParamsAndTypes.keySet()) {
+				RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
+				String pT = t.acceptTV(new TypeToSignature()); 
+				
+				if(pT.contains("<"))
+					allConsBeforeSimplify = getAllConstraints((RefType) t);
+			}
+			boolean doSimplify = false;
+			if(!allConsBeforeSimplify.isEmpty()) {
+				addConstraintsToMap(allConstraints,allConsBeforeSimplify);
+				doSimplify = true;
+			}
+			createTypeVars(allConstraints, doSimplify);
+			
+			if(!ret.equals("V")) {
+				if(ret.contains("$") && !ret.contains("$$") && !ret.contains("<")) {
+					if(genericsAndBounds.containsKey(ret)) {
+						genericsAndBoundsMethod.put(ret.substring(1), genericsAndBounds.get(ret.substring(1)));
+					}
+				}
+				
+			}
+		}
+		
+		// visit each method-parameter to create the signature 
+		for(String paramName : methodParamsAndTypes.keySet()) {
+			RefTypeOrTPHOrWildcardOrGeneric t = methodParamsAndTypes.get(paramName);
+			// parameter type deswegen ist true
+			doVisitParamsOrReturn(t,true);
+		}
+		if(isConstructor || 
+				resultSet.resolveType(method.getReturnType()).resolvedType.acceptTV(new TypeToSignature()).equals("V")) {
+			sw.visitReturnType().visitBaseType('V');
+		}else {
+			RefTypeOrTPHOrWildcardOrGeneric returnType = method.getReturnType();
+			// return type deswegen ist false
+			doVisitParamsOrReturn(returnType, false);
+		}
+//		sw.visitEnd();
+	}
+	
+	private void addConstraintsToMap(HashMap<TPHConstraint, HashSet<String>> allConstraints,
+			ArrayList<TPHConstraint> allConsBeforeSimplify) {
+		for(TPHConstraint tphCons : allConsBeforeSimplify) {
+			allConstraints.put(tphCons, null);
+		}
+	}
+
+	private String getEqualTPH(HashMap<TPHConstraint, HashSet<String>> methodConstraints, String tph) {
+		for(TPHConstraint cons : methodConstraints.keySet()) {
+			if(methodConstraints.get(cons) != null) {
+				if(methodConstraints.get(cons).contains(tph)) {
+					return cons.getLeft();
+				}
+			}
+		}
+		return tph;
+	}
+
+	private void createTypeVars(HashMap<TPHConstraint, HashSet<String>> allConstraints, boolean doSimplify) {
+		allConstraints.putAll(methodConstraints);
+		
+		HashMap<TPHConstraint, HashSet<String>> simplifiedConstraints;
+		if(doSimplify) {
+			simplifiedConstraints = Simplify.simplifyContraints(allConstraints);
+		}else {
+			simplifiedConstraints = allConstraints;
+		}
+		
+		for(TPHConstraint cons : simplifiedConstraints.keySet()) {
+			// need subst.
+			String sub = cons.getLeft()+"$";
+			if(!genericsAndBoundsMethod.containsKey(sub) && !genericsAndBounds.containsKey(sub)) {
+				sw.visitFormalTypeParameter(sub);
+				String bound = cons.getRight();
+				if(bound.equals(Type.getInternalName(Object.class))) {
+					sw.visitClassBound().visitClassType(Type.getInternalName(Object.class));
+					sw.visitClassBound().visitEnd();
+					genericsAndBoundsMethod.put(sub, bound);
+				} else {
+					String boundName = bound+"$";
+					sw.visitClassBound().visitTypeVariable(boundName);
+					genericsAndBoundsMethod.put(sub, boundName);
+				}
+			}
+			
+		}
+	}
+	
+	private ArrayList<TPHConstraint> getAllConstraints(RefType ref) {
+		final ArrayList<TPHConstraint> res = new ArrayList<>();
+		for(RefTypeOrTPHOrWildcardOrGeneric p : ref.getParaList()) {
+			ResolvedType resType;
+			if(p instanceof WildcardType) {
+				resType = resultSet.resolveType(((WildcardType) p).getInnerType());
+			}else {
+				resType = resultSet.resolveType(p);
+			}
+			
+			RefTypeOrTPHOrWildcardOrGeneric resolved = resType.resolvedType;
+			if(resolved instanceof TypePlaceholder) {
+				resType.additionalGenerics.forEach(ag ->{
+					TPHConstraint constr = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
+					if(!contains(res,constr)) {
+						res.add(constr);
+					}
+				});
+			}
+			if(resolved instanceof WildcardType) {
+				WildcardType resWC = (WildcardType) resolved;
+				ResolvedType resType2 = resultSet.resolveType(resWC.getInnerType());
+				if(resType2.resolvedType instanceof TypePlaceholder) {
+					resType2.additionalGenerics.forEach(ag ->{
+						TPHConstraint constr = new ExtendsConstraint(ag.TA1.getName(), ag.TA2.getName(), Relation.EXTENDS);
+						if(!contains(res,constr)) {
+							res.add(constr);
+						}
+				});
+				}
+			}
+				
+		}
+		System.out.println("RES GIP === " + res.size());
+		return res;
+	}
+	private boolean contains(ArrayList<TPHConstraint> constraints, TPHConstraint constr) {
+		for(int i=0; i<constraints.size();++i) {
+			TPHConstraint p = constraints.get(i);
+			if(constr.getLeft().equals(p.getLeft()) && constr.getRight().equals(p.getRight()))
+				return true;
+		}
+		return false;
 	}
 
 	/**
 	 * Visits parameter type or return type with {@link SignatureVisitor} to create
 	 * the method signature
-	 * 
-	 * @param t  type of parameter or return type
-	 * @param sv true if t is type of parameter
+	 * @param t type of parameter or return type
+	 * @param isParameterType true if t is type of parameter
 	 */
-	private void doVisitParamsOrReturn(RefTypeOrTPHOrWildcardOrGeneric t, SignatureVisitor sv) {
+	private void doVisitParamsOrReturn(RefTypeOrTPHOrWildcardOrGeneric t, boolean isParameterType) {
 		String type = t.acceptTV(new TypeToString());
-
+		SignatureVisitor sv;
+		if(isParameterType) {
+			 sv = sw.visitParameterType();
+		}
+		else {
+			sv = sw.visitReturnType();
+		}
 		switch (type) {
 		case "RT":
-			String sig = t.acceptTV(new TypeToSignature(constraints));
+			String sig = t.acceptTV(new TypeToSignature());
 			sv.visitClassType(sig.substring(1, sig.length()));
 			break;
 		case "GRT":
 			GenericRefType g = (GenericRefType) t;
-			sv.visitTypeVariable(g.acceptTV(new TypeToSignature(constraints)));
+			sv.visitTypeVariable(g.acceptTV(new TypeToSignature()).substring(1));
 			break;
 		case "TPH":
 			RefTypeOrTPHOrWildcardOrGeneric r = resultSet.resolveType(t).resolvedType;
-			// der Fall wenn der Typ eine Interface ist, muss betrachtet werden
+			// der Fall wenn die Type eine Interface ist, muss betrachtet werden
 			// Deswegen muss in ResutSet noch enthalten werden, ob die Type eine
 			// Interface oder eine Klasse ist.
 			
-			// das braucht man nicht es reicht: sv.visitTypeVariable(r.acceptTV(new
-			// TypeToSignature())
+			// das braucht man nicht es reicht: sv.visitTypeVariable(r.acceptTV(new TypeToSignature())
 			// 
-			String sig2 = r.acceptTV(new TypeToSignature(constraints));
-			if (r instanceof GenericRefType) {
-				sv.visitTypeVariable(sig2);
-			} else if (!(r instanceof TypePlaceholder)) {
-				if (sig2.contains(SPECIAL_CHAR_FOR_FUN)) {
-					sv.visitInterface().visitClassType(sig2.substring(1));
+			String sig2 = r.acceptTV(new TypeToSignature());
+			String eqTPH = getEqualTPH(methodConstraints, sig2.substring(1, sig2.length()-1))+"$";
+			if(!(r instanceof TypePlaceholder)) {
+				if(sig2.contains("$$")) {
+					System.out.println(" Signature FUN$$: "+r);
+					sv.visitInterface().visitClassType(sig2.substring(1, sig2.length()));
 				} else {
-					// Kann zwischen GenericRefType und RefType nicht unterscheiden
-					// Deswegen wird immer geprüft, ob der Name in Generic Maps liegt
-					String n = sig2.substring(1, sig2.length() - 1);
-//					if(genericsAndBoundsMethod.containsKey(n) || genericsAndBounds.containsKey(n)) {
-//						sv.visitTypeVariable(n);
-//					} else {
-					sv.visitClassType(n);
-					sv.visitEnd();
-//					}
-//					sv.visitClassType(n);
+					sv.visitClassType(sig2.substring(1, sig2.length()));
 				}
 				
 			} else {
-				String realName = sig2.substring(1, sig2.length() - 1);
-				String toVisit = realName+SPECIAL_CHAR;
-				if(!genericsAndBounds.containsKey(toVisit)) {
-					Optional<GenericsGeneratorResult> equalTPH = getEqualTPHFromClassConstraints(consClass, realName);
-					if(equalTPH.isPresent()){
-						toVisit = equalTPH.get().getConstraint().getLeft() + SPECIAL_CHAR;
-					} else {
-						toVisit = getEqualTPH(constraints, realName) + SPECIAL_CHAR;
-					}
-				}
-				sv.visitTypeVariable(toVisit);
+				System.out.println(r.getClass()+" Signature TPH: "+r.acceptTV(new TypeToSignature()));
+				sv.visitTypeVariable(eqTPH);
 			}
 			
 			break;
 			
 		case "SWC":
+			System.out.println("SWC---Signature");
 			SuperWildcardType swc = (SuperWildcardType) t;
-			String sigInner = swc.getInnerType().acceptTV(new TypeToSignature(constraints));
-			int length = sigInner.length();
-			visitWildCard(sv, sigInner, length, swc.getInnerType(), SUPER_CHAR);
+			String sigInner = swc.getInnerType().acceptTV(new TypeToSignature());
+			if(swc.getInnerType() instanceof TypePlaceholder) {
+				sv.visitTypeArgument('-').visitTypeVariable(sigInner.substring(1, sigInner.length()));
+			} else if(swc.getInnerType() instanceof RefType) {
+				if(sigInner.contains("$$")) {
+					sv.visitTypeArgument('-').visitInterface().visitClassType(sigInner.substring(1,sigInner.length()));
+				}else {
+					sv.visitTypeArgument('-').visitClassType(sigInner.substring(1,sigInner.length()));
+				}
+			}else {
+				sv.visitTypeArgument('-').visitTypeVariable(sigInner.substring(1));
+			}
 			
 			break;
 			
 		case "EWC":
+			System.out.println("EWC---Signature");
 			ExtendsWildcardType ewc = (ExtendsWildcardType) t;
-			String esigInner = ewc.getInnerType().acceptTV(new TypeToSignature(constraints));
-			int lengthEWCSig = esigInner.length();
-			visitWildCard(sv, esigInner, lengthEWCSig, ewc.getInnerType(), EXTENDS_CHAR);
+			String esigInner = ewc.getInnerType().acceptTV(new TypeToSignature());
+			System.out.println(esigInner);
+			if(ewc.getInnerType() instanceof TypePlaceholder) {
+				sv.visitTypeArgument('+').visitTypeVariable(esigInner.substring(1, esigInner.length()));
+			} else if(ewc.getInnerType() instanceof RefType) {
+				if(esigInner.contains("$$")) {
+					sv.visitTypeArgument('+').visitInterface().visitClassType(esigInner.substring(1,esigInner.length()));
+				}else {
+//					sv.visitClassType(esigInner.substring(1,esigInner.length()));
+					sv.visitTypeArgument('+').visitClassType(esigInner.substring(1,esigInner.length()));
+				}
+			}else {
+				sv.visitTypeArgument('+').visitTypeVariable(esigInner.substring(1));
+			}
 			
 			break;
 		default:
-//			if (!sv)
-//				sv.visitBaseType('V');
+			if(!isParameterType)
+				sv.visitBaseType('V');
 			break;
 		}
 	}
-
-	private void visitWildCard(SignatureVisitor sv, String sigInner, int length, RefTypeOrTPHOrWildcardOrGeneric innerType, char superOrExtendsChar) {
-		if (innerType instanceof TypePlaceholder) {
-			sv.visitTypeArgument(superOrExtendsChar).visitTypeVariable(sigInner.substring(1, length));
-		} else if (innerType instanceof RefType) {
-			checkInnerSignatureOfWildCard(sv, sigInner, length, superOrExtendsChar);
-		} else {
-			sv.visitTypeArgument(superOrExtendsChar).visitTypeVariable(sigInner.substring(1));
-		}
-	}
-
-	private void checkInnerSignatureOfWildCard(SignatureVisitor sv, String sigInner, int length, char superOrExtendsChar) {
-		if (sigInner.contains(SPECIAL_CHAR_FOR_FUN)) {
-			sv.visitTypeArgument(superOrExtendsChar).visitInterface().visitClassType(sigInner.substring(1, length));
-		} else {
-			sv.visitTypeArgument(superOrExtendsChar).visitClassType(sigInner.substring(1, length));
-		}
-	}
-
-	private Optional<GenericsGeneratorResult> getEqualTPHFromClassConstraints(List<GenericsGeneratorResult> consClass, String tph) {
-		return consClass.stream()
-				.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
-				.findFirst();
-	}
-
-	private String getEqualTPH(List<GenericsGeneratorResult> constraints2, String tph) {
-		return constraints2.stream()
-				.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
-				.findFirst().get().getConstraint().getLeft();
-	}
-
 	/**
 	 * Creates signature for class or interface with {@link SignatureWriter}
-	 * Signature looks like: <typevaliables (K:Ljava/lang/Object
-	 * "Bounds")>superclass
+	 * Signature looks like: 
+	 * <typevaliables (K:Ljava/lang/Object "Bounds")>superclass
 	 */
-	public String createSignatureForClassOrInterface() {
-		defineTypeVariablesForClassOrInterface();
-
-		defineGenericsFromConstraints(consClass,genericsAndBounds);
-
-		String sClass = classOrInterface.getSuperClass().acceptTV(new TypeToSignature());
-		sw.visitSuperclass().visitClassType(sClass.substring(1, sClass.length() - 1));
-		sw.visitEnd();
-		return sw.toString();
-	}
-
-	private void defineTypeVariablesForClassOrInterface() {
+	private void createSignatureForClassOrInterface() {
 		Iterator<GenericTypeVar> itr = classOrInterface.getGenerics().iterator();
 
-		while (itr.hasNext()) {
+		while(itr.hasNext()) {
 			GenericTypeVar g = itr.next();
-			visitTypeVarsAndTheirBounds(g, genericsAndBounds);
+			getBoundsOfTypeVar(g,genericsAndBounds);
 		}
-	}
 		
-	/**
-	 * @param genericsAndBounds2 
-	 * 
-	 */
-	private void defineGenericsFromConstraints(List<GenericsGeneratorResult> constraints, HashMap<String,String> genericsAndBounds2) {
-		constraints.forEach(c -> {
-			String typeVariable = c.getConstraint().getLeft() + SPECIAL_CHAR;
-			sw.visitFormalTypeParameter(typeVariable);
+		if(!consClass.isEmpty()) {
+			ArrayList<String> types = new ArrayList<>();
+			ArrayList<String> superTypes = new ArrayList<>();
 			
-			String bound = c.getConstraint().getRight();
-			bound = checkBound(bound);
-			genericsAndBounds2.put(typeVariable, bound);
-		});
-	}
+			for(TPHConstraint cons : consClass) {
+				types.add(cons.getLeft());
+				superTypes.add(cons.getRight());
+			}
+			
+			for(TPHConstraint cons : consClass) {
+				String t = cons.getLeft()+"$";
+				String bound = cons.getRight()+"$";
+				sw.visitFormalTypeParameter(t);
+				sw.visitClassBound().visitTypeVariable(bound);
+				genericsAndBounds.put(t, bound);
+			}
+			
+			for(TPHConstraint cons : consClass) {
+				if(!types.contains(cons.getRight()) && !genericsAndBounds.keySet().contains(cons.getRight()+"$")) {
+					String t = cons.getRight()+"$";
+					String bound = Type.getInternalName(Object.class);
+					sw.visitFormalTypeParameter(t);
+					sw.visitClassBound().visitClassType(bound);
+					genericsAndBounds.put(t, bound);
+					sw.visitClassBound().visitEnd();
+				}
+			}
 			
-	/**
-	 * @param bound
-	 * @return
-	 */
-	private String checkBound(String bound) {
-		if (bound.equals(Type.getInternalName(Object.class))) {
-			visitClassBound(bound);
-		} else {
-			bound += SPECIAL_CHAR;
-			sw.visitClassBound().visitTypeVariable(bound);
 		}
-		return bound;
-	}
+		/*if(!commonPairs.isEmpty()) {
+			ArrayList<TypePlaceholder> types = new ArrayList<>();
+			ArrayList<TypePlaceholder> superTypes = new ArrayList<>();
 			
-	/**
-	 * @param bound
-	 */
-	private void visitClassBound(String bound) {
-		sw.visitClassBound().visitClassType(bound);
-		sw.visitClassBound().visitEnd();
-	}
+			for(GenericInsertPair p : commonPairs) {
+				types.add(p.TA1);
+				superTypes.add(p.TA2);
+			}
 			
+			for(GenericInsertPair p : commonPairs) {
+				String t = p.TA1.getName()+"$";
+				String bound = p.TA2.getName()+"$";
+				sw.visitFormalTypeParameter(t);
+				sw.visitClassBound().visitTypeVariable(bound);
+				genericsAndBounds.put(t, bound);
+			}
+			
+			for(GenericInsertPair p : commonPairs) {
+				if(!types.contains(p.TA2)) {
+					String t = p.TA2.getName()+"$";
+					String bound = Type.getInternalName(Object.class);
+					sw.visitFormalTypeParameter(t);
+					sw.visitClassBound().visitClassType(bound);
+					genericsAndBounds.put(t, bound);
+					sw.visitClassBound().visitEnd();
+				}
+			}
+		}
+		for(TypePlaceholder t : tphsClass) {
+			String n = t.getName()+"$";
+			String bound = Type.getInternalName(Object.class);
+			sw.visitFormalTypeParameter(n);
+			sw.visitClassBound().visitClassType(bound);
+			genericsAndBounds.put(n, bound);
+			sw.visitClassBound().visitEnd();
+		}*/
+		String sClass = classOrInterface.getSuperClass().acceptTV(new TypeToSignature());
+		sw.visitSuperclass().visitClassType(sClass.substring(1, sClass.length()-1));
+		sw.visitEnd();
+	}
 	/**
 	 * Get bounds of type variable
-	 * 
-	 * @param g            type variable
+	 * @param g type variable
 	 * @param genAndBounds 
 	 */
-	private void visitTypeVarsAndTheirBounds(GenericTypeVar g, HashMap<String, String> genAndBounds) {
+	private void getBoundsOfTypeVar(GenericTypeVar g, HashMap<String, String> genAndBounds) {
 		sw.visitFormalTypeParameter(g.getName());
 		
 		Iterator<? extends RefTypeOrTPHOrWildcardOrGeneric> bItr = g.getBounds().iterator(); 
-		while (bItr.hasNext()) {
-			RefTypeOrTPHOrWildcardOrGeneric b = bItr.next();
+		while(bItr.hasNext()) {
+			RefTypeOrTPHOrWildcardOrGeneric b =bItr.next();
 			String boundDesc = b.acceptTV(new TypeToDescriptor());
+//			System.out.println("GetBounds: " + boundDesc);
 			// Ensure that <...> extends java.lang.Object OR ...
-			if (b instanceof GenericRefType) {
-				sw.visitClassBound().visitTypeVariable(boundDesc);
-			} else {
-				visitClassBound(boundDesc);
-			}
+			sw.visitClassBound().visitClassType(boundDesc);
 			genAndBounds.put(g.getName(), boundDesc);
 		}
+		sw.visitClassBound().visitEnd();
 	}
 	
-	@Override
 	public String toString() {
-		if(sw == null)
-			return super.toString();
 		return sw.toString();
 	}
+	
 }

src/main/java/de/dhbwstuttgart/bytecode/signature/TypeToSignature.java

@@ -1,11 +1,8 @@
 package de.dhbwstuttgart.bytecode.signature;
 
-import java.util.ArrayList;
 import java.util.Iterator;
-import java.util.List;
-import java.util.Optional;
 
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
+import de.dhbwstuttgart.exceptions.NotImplementedException;
 import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
@@ -15,15 +12,6 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import de.dhbwstuttgart.syntaxtree.type.TypeVisitor;
 
 public class TypeToSignature implements TypeVisitor<String> {
-	private List<GenericsGeneratorResult> constraints;
-
-	public TypeToSignature() {
-		this.constraints = new ArrayList<>();
-	}
-
-	public TypeToSignature(List<GenericsGeneratorResult> constraints) {
-		this.constraints = constraints;
-	}
 
 	@Override
 	public String visit(RefType refType) {
@@ -45,7 +33,7 @@ public class TypeToSignature implements TypeVisitor<String> {
 //                } else {
 //                		params += "L"+param.toString().replace(".", "/");
 //                }
-                params += param.acceptTV(new TypeToSignature(constraints));
+                params += param.acceptTV(new TypeToSignature());
 
                 if(param instanceof TypePlaceholder)
                 	params += ";";
@@ -60,7 +48,7 @@ public class TypeToSignature implements TypeVisitor<String> {
 	@Override
 	public String visit(SuperWildcardType superWildcardType) {
 //		throw new NotImplementedException();
-		String sig = "-" + superWildcardType.getInnerType().acceptTV(new TypeToSignature(constraints));
+		String sig = "-" + superWildcardType.getInnerType().acceptTV(new TypeToSignature());
 		if(superWildcardType.getInnerType() instanceof TypePlaceholder)
 			sig += ";";
 		return sig;
@@ -69,21 +57,13 @@ public class TypeToSignature implements TypeVisitor<String> {
 	@Override
 	public String visit(TypePlaceholder typePlaceholder) {
 //		return typePlaceholder.toString().replace(".", "/");
-		String name = typePlaceholder.getName();
-
-		if(!constraints.isEmpty()){
-			Optional<GenericsGeneratorResult> equalName = getEqualTPHFromClassConstraints(constraints, name);
-			if(equalName.isPresent())
-				name = equalName.get().getConstraint().getLeft();
-		}
-
-		return "T" + name + "$";
+		return "T" + typePlaceholder.getName() + "$";
 	}
 
 	@Override
 	public String visit(ExtendsWildcardType extendsWildcardType) {
 //		throw new NotImplementedException();
-		String sig = "+" + extendsWildcardType.getInnerType().acceptTV(new TypeToSignature(constraints));
+		String sig = "+" + extendsWildcardType.getInnerType().acceptTV(new TypeToSignature());
 		if(extendsWildcardType.getInnerType() instanceof TypePlaceholder)
 			sig += ";";
 		return sig;
@@ -94,9 +74,4 @@ public class TypeToSignature implements TypeVisitor<String> {
 		return genericRefType.getParsedName().replace(".", "/");
 	}
 	
-	private Optional<GenericsGeneratorResult> getEqualTPHFromClassConstraints(List<GenericsGeneratorResult> listOfConstraints, String tph) {
-		return listOfConstraints.stream()
-				.filter(c -> c.getConstraint().getLeft().equals(tph) || c.getEqualsTPHs().contains(tph))
-				.findFirst();
-	}
 }

src/main/java/de/dhbwstuttgart/bytecode/utilities/ByteCodeForFunNGenerator.java

@@ -1,94 +0,0 @@
-package de.dhbwstuttgart.bytecode.utilities;
-
-import de.dhbwstuttgart.bytecode.signature.Signature;
-import de.dhbwstuttgart.syntaxtree.FormalParameter;
-import de.dhbwstuttgart.syntaxtree.statement.ArgumentList;
-import de.dhbwstuttgart.syntaxtree.statement.Expression;
-import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
-import org.objectweb.asm.ClassWriter;
-import org.objectweb.asm.MethodVisitor;
-import org.objectweb.asm.Opcodes;
-import org.objectweb.asm.Type;
-import org.objectweb.asm.signature.SignatureVisitor;
-import org.objectweb.asm.signature.SignatureWriter;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.Iterator;
-
-public class ByteCodeForFunNGenerator {
-
-    public static void generateBCForFunN(LambdaExpression lambdaExpression, String methDesc, String path) {
-        ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
-
-        SignatureWriter methSig = new SignatureWriter();
-
-        int numberOfParams = 0;
-        SignatureVisitor paramVisitor = methSig.visitParameterType();
-        Iterator<FormalParameter> itr = lambdaExpression.params.iterator();
-        while (itr.hasNext()) {
-            numberOfParams++;
-            // getBounds
-            paramVisitor.visitTypeVariable(CONSTANTS.T + numberOfParams);
-            itr.next();
-        }
-        methSig.visitReturnType().visitTypeVariable(CONSTANTS.R);
-        // ")"+lam.getReturn.getBounds
-        Signature sig = new Signature(numberOfParams);
-        String name = CONSTANTS.FUN + numberOfParams + CONSTANTS.$$;
-        classWriter.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC+Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT, name, sig.toString(),
-                Type.getInternalName(Object.class), null);
-        MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT, "apply", methDesc,
-                methSig.toString(), null);
-        mvApply.visitEnd();
-        writeClassFile(classWriter.toByteArray(), name, path);
-    }
-
-    public static void generateBCForFunN(ArgumentList argumentList, String methDesc, String path) {
-        ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
-
-        SignatureWriter methSig = new SignatureWriter();
-
-        int numberOfParams = 0;
-        SignatureVisitor paramVisitor = methSig.visitParameterType();
-        Iterator<Expression> itr1 = argumentList.getArguments().iterator();
-
-        while(itr1.hasNext()) {
-            numberOfParams++;
-            // getBounds
-            paramVisitor.visitTypeVariable(CONSTANTS.T + numberOfParams);
-            itr1.next();
-        }
-
-        methSig.visitReturnType().visitTypeVariable(CONSTANTS.R);
-        // ")"+lam.getReturn.getBounds
-        Signature sig = new Signature(numberOfParams);
-        String name = CONSTANTS.FUN + numberOfParams + CONSTANTS.$$;
-        classWriter.visit(Opcodes.V1_8, Opcodes.ACC_PUBLIC+Opcodes.ACC_INTERFACE + Opcodes.ACC_ABSTRACT, name, sig.toString(),
-                Type.getInternalName(Object.class), null);
-        MethodVisitor mvApply = classWriter.visitMethod(Opcodes.ACC_PUBLIC + Opcodes.ACC_ABSTRACT, "apply", methDesc,
-                methSig.toString(), null);
-        mvApply.visitEnd();
-        writeClassFile(classWriter.toByteArray(), name, path);
-    }
-
-
-    public static void writeClassFile(byte[] bytecode, String name, String path) {
-        FileOutputStream output;
-        try {
-            System.out.println("generating " + name + ".class file...");
-            output = new FileOutputStream(
-                    new File(path + name + CONSTANTS.EXTENSIONCLASS));
-            output.write(bytecode);
-            output.close();
-            System.out.println(name + ".class file generated");
-        } catch (FileNotFoundException e) {
-            e.printStackTrace();
-        } catch (IOException e) {
-            e.printStackTrace();
-        }
-
-    }
-}

src/main/java/de/dhbwstuttgart/bytecode/utilities/CONSTANTS.java

@@ -1,22 +0,0 @@
-package de.dhbwstuttgart.bytecode.utilities;
-
-public interface CONSTANTS {
-
-    String VOID = "void";
-    String TPH = "TPH ";
-    String ANGLEBRACKET = "<";
-    String FUN = "Fun";
-    String EXTENSIONCLASS = ".class";
-    String $$ = "$$";
-    String T = "T";
-    String R = "R";
-    String DESUGAREDMETHODNAME = "lambda$new$";
-    String REFTYPE_BYTE = "java/lang/Byte";
-    String REFTYPE_SHORT = "java/lang/Short";
-    String REFTYPE_INTEGER = "java/lang/Integer";
-    String REFTYPE_LONG = "java/lang/Long";
-    String REFTYPE_DOUBLE = "java/lang/Double";
-    String REFTYPE_FLOAT = "java/lang/Float";
-    String REFTYPE_STRING = "java/lang/String";
-    String TO_STRING = "toString";
-}

src/main/java/de/dhbwstuttgart/bytecode/utilities/ConstraintsFinder.java

@@ -5,27 +5,25 @@ import java.util.List;
 
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.ConstraintsWithSameLeftSide;
 
 public class ConstraintsFinder {
 	private List<TPHConstraint> allConstaints;
 
 	public ConstraintsFinder(List<TPHConstraint> allConstaints) {
+		super();
 		this.allConstaints = allConstaints;
 	}
 
-	public List<ConstraintsWithSameLeftSide> findConstraints() {
-		List<ConstraintsWithSameLeftSide> result = new ArrayList<>();
+	public List<List<TPHConstraint>> findConstraints() {
+		List<List<TPHConstraint>> result = new ArrayList<>();
 		
 		List<TPHConstraint> visitedCons = new ArrayList<>();
 		for(TPHConstraint c : allConstaints) {
 			if(c.getRel() == Relation.EXTENDS) {
 				// get constraints with the same left side
 				List<TPHConstraint> cons = getConstraints(c,visitedCons);
-				if(cons.size()>1) {
-					ConstraintsWithSameLeftSide consWithSameLeftSide = new ConstraintsWithSameLeftSide(cons);
-					result.add(consWithSameLeftSide);
-				}
+				if(cons.size()>1)
+					result.add(cons);
 			}
 		}
 		

src/main/java/de/dhbwstuttgart/bytecode/utilities/KindOfLambda.java

@@ -1,5 +1,6 @@
 package de.dhbwstuttgart.bytecode.utilities;
 
+import de.dhbwstuttgart.exceptions.NotImplementedException;
 import de.dhbwstuttgart.syntaxtree.statement.*;
 
 import java.util.ArrayList;
@@ -18,8 +19,7 @@ public class KindOfLambda implements StatementVisitor{
 	private boolean isInstanceCapturingLambda = false;
 	private List<RefTypeOrTPHOrWildcardOrGeneric> argumentList = new ArrayList<>();
 	private ArrayList<String> usedVars = new ArrayList<>();
-	private ArrayList<String> varsFromInnerLambdas = new ArrayList<>();
-	private boolean thisUsed = false;
+	private boolean hasThis = false;
 	private ArrayList<String> definedLocals = new ArrayList<>();
 	
 	public KindOfLambda(LambdaExpression lambdaExpression) {
@@ -40,20 +40,19 @@ public class KindOfLambda implements StatementVisitor{
 		return argumentList;
 	}
 	
-	public boolean isThisUsed() {
-		return thisUsed;
+	public boolean isHasThis() {
+		return hasThis;
 	}
 	
 	@Override
 	public void visit(ArgumentList argumentList) {
-		argumentList.getArguments().forEach(a->a.accept(this));
+		// TODO Auto-generated method stub
 		
 	}
 
 	@Override
 	public void visit(LambdaExpression lambdaExpression) {
-		lambdaExpression.params.getFormalparalist().forEach(p->varsFromInnerLambdas.add(p.getName()));
-		lambdaExpression.methodBody.accept(this);
+		
 	}
 
 	@Override
@@ -112,11 +111,9 @@ public class KindOfLambda implements StatementVisitor{
 
 	@Override
 	public void visit(LocalVar localVar) {
-		boolean addVar = !contain(params, localVar.name) && !definedLocals.contains(localVar.name) &&
-				!varsFromInnerLambdas.contains(localVar.name) && !usedVars.contains(localVar.name);
-		if(addVar) {
+		if(!contain(params, localVar.name) && !definedLocals.contains(localVar.name)) {
 			argumentList.add(localVar.getType());
-			if(thisUsed) {
+			if(hasThis) {
 				usedVars.add(1, localVar.name);
 			} else {
 				usedVars.add(0, localVar.name);
@@ -144,13 +141,12 @@ public class KindOfLambda implements StatementVisitor{
 	@Override
 	public void visit(MethodCall methodCall) {
 		methodCall.receiver.accept(this);
-		methodCall.arglist.accept(this);
 	}
 
 	@Override
 	public void visit(NewClass methodCall) {
-		methodCall.receiver.accept(this);
-		methodCall.arglist.accept(this);
+		// TODO Auto-generated method stub
+		
 	}
 
 	@Override
@@ -194,8 +190,8 @@ public class KindOfLambda implements StatementVisitor{
 
 	@Override
 	public void visit(This aThis) {
-		if(!thisUsed) {
-			thisUsed = true;
+		if(!hasThis) {
+			hasThis = true;
 			this.argumentList.add(0,aThis.getType());
 		}
 		if(!isInstanceCapturingLambda) {

src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodAndTPH.java

@@ -2,37 +2,31 @@ package de.dhbwstuttgart.bytecode.utilities;
 
 import java.util.ArrayList;
 
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
-import de.dhbwstuttgart.typeinference.result.ResultPair;
 
 public class MethodAndTPH {
 	
-	private String id;
+	private String name;
 	private final ArrayList<String> tphs = new ArrayList<>();
-	//private final ArrayList<GenericInsertPair> pairs = new ArrayList<>();
-	private final ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> pairs = new ArrayList<>();
+	private final ArrayList<GenericInsertPair> pairs = new ArrayList<>();
 	// tphs of local variables and parameters
 	private final ArrayList<String> localTphs = new ArrayList<>();
 
 	public MethodAndTPH(String name) {
-		this.id = name;
+		this.name = name;
 	}
 
 	public ArrayList<String> getTphs() {
 		return tphs;
 	}
 	
-//	public ArrayList<GenericInsertPair> getPairs(){
-//		return pairs;
-//	}
-	public ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> getPairs(){
+	public ArrayList<GenericInsertPair> getPairs(){
 		return pairs;
 	}
 	
-	public String getId() {
-		return id;
+	public String getName() {
+		return name;
 	}
 
 	public ArrayList<String> getLocalTphs() {

src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodCallHelper.java

@@ -1,243 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.utilities;
-
-import de.dhbwstuttgart.bytecode.Exception.NotInCurrentPackageException;
-import de.dhbwstuttgart.bytecode.descriptor.DescriptorToString;
-import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
-import de.dhbwstuttgart.bytecode.signature.TypeToSignature;
-import de.dhbwstuttgart.syntaxtree.*;
-import de.dhbwstuttgart.syntaxtree.statement.Expression;
-import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
-import javassist.NotFoundException;
-import org.objectweb.asm.MethodVisitor;
-import org.objectweb.asm.Opcodes;
-
-import java.util.*;
-
-/**
- * @author fayez
- *
- */
-public class MethodCallHelper {
-	private MethodCall methCall;
-	private SourceFile sourceFile;
-	private ResultSet resultSet;
-	private String path;
-
-	/**
-	 * @param methCall
-	 * @param sourceFile
-	 * @param resultSet
-	 * @param path TODO
-	 */
-	public MethodCallHelper(MethodCall methCall, SourceFile sourceFile, ResultSet resultSet, String path) {
-		this.methCall = methCall;
-		this.sourceFile = sourceFile;
-		this.resultSet = resultSet;
-		this.path = path;
-	}
-
-	public String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
-		return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
-	}
-
-	public boolean isInCurrPkg(String className) {
-		for (ClassOrInterface cl : sourceFile.KlassenVektor) {
-			if (className.equals(cl.getClassName().toString()))
-				return true;
-		}
-		return false;
-	}
-
-	public String getSuperClass(String className) throws NotInCurrentPackageException {
-		
-		for (ClassOrInterface cl : sourceFile.getClasses()) {
-			if (className.equals(cl.getClassName().toString())) {
-				return cl.getSuperClass().getName().toString();
-			}
-		}
-		throw new NotInCurrentPackageException("Class " + className + " is not in the current package.");
-	}
-
-	public ClassOrInterface getClassFromCurrPkg(String className) throws NotInCurrentPackageException {
-		for (ClassOrInterface cl : sourceFile.KlassenVektor) {
-			if (className.equals(cl.getClassName().toString()))
-				return cl;
-		}
-		throw new NotInCurrentPackageException("Class of " + className + " is not in the current package.");
-	}
-
-	public String getDesc(String className) throws NotInCurrentPackageException, NotFoundException {
-		String name = methCall.name;
-		ClassOrInterface clazz = getClassFromCurrPkg(className);
-		String retType = getResolvedType(methCall.getType());
-		ArrayList<String> params = getTypes(methCall.arglist.getArguments());
-		
-		Map<String, String> genAndBoundsClass = getGenericsAndBounds(clazz.getGenerics());
-		modifyGenAndBounds(genAndBoundsClass);
-		for (Method m : clazz.getMethods()) {
-			if (name.equals(m.getName()) && retType.equals(getResolvedType(m.getReturnType()))) {
-				ArrayList<String> paramsOfM = getTypes(m.getParameterList());
-				if(areEquals(params,paramsOfM)) {
-					Map<String, String> genAndBoundsMethod = getGenericsAndBoundsMethod(m.getGenerics());
-					modifyGenAndBounds(genAndBoundsMethod);
-					boolean hasGen = hasGen(m, genAndBoundsClass);
-					NormalMethod nm = new NormalMethod(m, (HashMap<String, String>) genAndBoundsClass,
-							(HashMap<String, String>) genAndBoundsMethod, hasGen);
-					return nm.accept(new DescriptorToString(resultSet));
-				}
-			}
-		}
-
-		throw new NotFoundException("Method " + name + " is not found");
-	}
-
-	private boolean areEquals(ArrayList<String> params, ArrayList<String> paramsOfM) {
-		if(params.size() != paramsOfM.size())
-			return false;
-		
-		for(String t : params) {
-			for(String t2 : paramsOfM) {
-				if(!t.equals(t2))
-					return false;
-			}
-		}
-		return true;
-	}
-
-	private ArrayList<String> getTypes(ParameterList parameterList) {
-		Iterator<FormalParameter> itr = parameterList.iterator();
-		ArrayList<String> typeList = new ArrayList<>();
-		while (itr.hasNext()) {
-			FormalParameter fp = itr.next();
-			String t = getResolvedType(fp.getType());
-			typeList.add(t);
-		}
-		
-		return typeList;
-	}
-
-	private ArrayList<String> getTypes(List<Expression> arguments) {
-		ArrayList<String> types = new ArrayList<>();
-		for(int i = 0; i<arguments.size(); ++i) {
-			String t = getResolvedType(arguments.get(i).getType());
-			types.add(t);
-		}
-		return types;
-	}
-
-	private boolean hasGen(Method m, Map<String, String> genericsAndBounds) {
-		String retType = resultSet.resolveType(m.getReturnType()).resolvedType.acceptTV(new TypeToSignature());
-		/*Prüfe, ob die Rückgabe-Type der Methode eine Type-Variable ist*/
-		boolean hasGenInParameterList = genericsAndBounds.containsKey(retType) || retType.contains("TPH ") || retType.contains("<");
-
-		Map<String,RefTypeOrTPHOrWildcardOrGeneric> methodParamsAndTypes = new HashMap<>();
-		Iterator<FormalParameter> itr = m.getParameterList().iterator();
-		while(itr.hasNext()) {
-			FormalParameter fp = itr.next();
-			methodParamsAndTypes.put(fp.getName(), resultSet.resolveType(fp.getType()).resolvedType);
-		}
-		/*Wenn die Rückgabe-Type eine Typ-variable ist, erzeuge direkt die Signature, wenn nicht,
-		 * prüfe, ob einer der Parameter Typ-Variable als Typ hat*/
-		if(!hasGenInParameterList) {
-			for(String paramName : methodParamsAndTypes.keySet()) {
-				String typeOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToDescriptor());
-				String sigOfParam = methodParamsAndTypes.get(paramName).acceptTV(new TypeToSignature());
-				if(genericsAndBounds.containsKey(typeOfParam)||typeOfParam.contains("TPH ")||sigOfParam.contains("<")) {
-					hasGenInParameterList = true;
-					break;
-				}
-			}
-		}
-		return m.getGenerics().iterator().hasNext() || hasGenInParameterList;
-	}
-
-	private Map<String, String> getGenericsAndBoundsMethod(Iterable<? extends GenericTypeVar> generics) {
-		Map<String, String> genAndBounds = new HashMap<>();
-		Iterator<? extends GenericTypeVar> itr = generics.iterator();
-		while (itr.hasNext()) {
-			GenericTypeVar gtv = itr.next();
-			getBoundsOfTypeVar(gtv, genAndBounds);
-		}
-		return genAndBounds;
-	}
-
-	private void modifyGenAndBounds(Map<String, String> genAndBoundsClass) {
-		List<String> visited = new ArrayList<>(genAndBoundsClass.size());
-		Map<String, String> toReplace = new HashMap<>();
-		for (String tv : genAndBoundsClass.keySet()) {
-
-			if (visited.contains(tv))
-				continue;
-
-			List<String> types = new LinkedList<>();
-			String bound = genAndBoundsClass.get(tv);
-			types.add(tv);
-			visited.add(tv);
-			boolean doReplace = false;
-			while (genAndBoundsClass.keySet().contains(bound)) {
-				doReplace = true;
-				types.add(bound);
-				visited.add(bound);
-				bound = genAndBoundsClass.get(bound);
-			}
-
-			if (doReplace) {
-				for (String tt : types) {
-					toReplace.put(tt, bound);
-				}
-			}
-		}
-
-		for (String key : toReplace.keySet()) {
-			genAndBoundsClass.replace(key, toReplace.get(key));
-		}
-
-	}
-
-	private Map<String, String> getGenericsAndBounds(GenericDeclarationList generics) {
-		Map<String, String> genAndBounds = new HashMap<>();
-		Iterator<GenericTypeVar> itr = generics.iterator();
-		while (itr.hasNext()) {
-			GenericTypeVar gtv = itr.next();
-			getBoundsOfTypeVar(gtv, genAndBounds);
-		}
-		return genAndBounds;
-	}
-
-	private void getBoundsOfTypeVar(GenericTypeVar g, Map<String, String> genAndBounds) {
-
-		Iterator<? extends RefTypeOrTPHOrWildcardOrGeneric> bItr = g.getBounds().iterator();
-		while (bItr.hasNext()) {
-			RefTypeOrTPHOrWildcardOrGeneric b = bItr.next();
-			String boundDesc = b.acceptTV(new TypeToDescriptor());
-			genAndBounds.put(g.getName(), boundDesc);
-		}
-	}
-
-	public void generateBCForFunN(String methodDescriptor) {
-		ByteCodeForFunNGenerator.generateBCForFunN(methCall.arglist,methodDescriptor,path);
-	}
-
-	public String getDescriptorOfApplyMethod(String methodCallType) {
-		return new DescriptorToString().createDescForFunN(methCall.arglist, methodCallType);
-	}
-	
-	/**
-	 * @param methodCall
-	 */
-	public void createCheckCast(MethodCall methodCall, MethodVisitor mv) {
-		String checkCast = getResolvedType(methodCall.getType());
-		if(!checkCast.contains("TPH ")) {
-			int pos = checkCast.length();
-			if(checkCast.contains("<"))
-				pos = checkCast.indexOf("<");
-			mv.visitTypeInsn(Opcodes.CHECKCAST,checkCast.substring(0,pos));
-		}
-	}
-
-}

src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodFromMethodCall.java

@@ -23,7 +23,6 @@ public class MethodFromMethodCall {
 		this.genericsAndBounds = genericsAndBounds;
 	}
 	
-	
 	public ArgumentList getArgList() {
 		return argList;
 	}

src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodUtility.java

@@ -1,34 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.utilities;
-
-import java.util.Iterator;
-
-import de.dhbwstuttgart.syntaxtree.FormalParameter;
-import de.dhbwstuttgart.syntaxtree.Method;
-
-/**
- * @author fayez
- *
- */
-public class MethodUtility {
-	/**
-	 * Creates an ID for a method
-	 * 
-	 * @param resolver type Resolver
-	 * @param method   for which the ID will be generated
-	 * @return ID for the given method. 
-	 * 	ID = ReturntypeMethodname(Parametertypes)
-	 */
-	public static String createID(Resolver resolver, Method method) {
-		String id = resolver.getResolvedType(method.getReturnType()) + method.name + "(";
-		Iterator<FormalParameter> itr = method.getParameterList().iterator();
-		while (itr.hasNext()) {
-			FormalParameter fp = itr.next();
-			id += resolver.getResolvedType(fp.getType());
-		}
-		id += ")";
-		return id;
-	}
-}

src/main/java/de/dhbwstuttgart/bytecode/utilities/NameReplacer.java

@@ -4,18 +4,13 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.stream.Stream;
 
 import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.NameReplacementResult;
 import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
 
 public class NameReplacer {
-	//TODO rename
 	private List<TPHConstraint> constraints;
 	private List<TPHConstraint> allConstraints;
-	private List<MethodAndTPH> methodAndTPHs;
-	// TODO rename into tphClass
 	private List<String> tphs;
 	private List<String> localTphs;
 	
@@ -27,98 +22,7 @@ public class NameReplacer {
 		this.localTphs = localTphs;
 	}
 	
-	public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints,List<String> tphs) {
-		super();
-		this.constraints = constraints;
-		this.allConstraints = allConstraints;
-		this.tphs = tphs;
-	}
-	
-	public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints) {
-		this.constraints = constraints;
-		this.allConstraints = allConstraints;
-	}
-
-	public NameReplacer(List<TPHConstraint> constraints, List<TPHConstraint> allConstraints, List<MethodAndTPH> methodAndTPHs,
-			List<String> tphsClass) {
-		this.constraints = constraints;
-		this.allConstraints = allConstraints;
-		this.methodAndTPHs = methodAndTPHs;
-		this.tphs = tphsClass;
-	}
-
-	public NameReplacementResult replaceNames() {
-		String newName = NameGenerator.makeNewName();
-		List<String> names = new ArrayList<>();
-		substituteRightSidesWithNewName(newName, names);
-		
-		substituteNamesInAllConstraints(newName, names);
-		Stream<ArrayList<String>> tphsOfMethods = methodAndTPHs.stream().map(m->m.getTphs());
-		Stream<ArrayList<String>> localTphsOfMethods = methodAndTPHs.stream().map(m->m.getLocalTphs());
-		
-		replaceOldNames(newName, names, tphsOfMethods);
-		replaceOldNames(newName, names, localTphsOfMethods);
-		
-		if(tphs.removeAll(names))
-			tphs.add(newName);
-		
-		NameReplacementResult res = new NameReplacementResult(newName, names);
-		
-		return res;
-	}
-
-	/**
-	 * @param newName
-	 * @param names
-	 * @param tphsOfMethods
-	 */
-	public void replaceOldNames(final String newName, final List<String> names, Stream<ArrayList<String>> tphsOfMethods) {
-		tphsOfMethods.forEach(tphsMethod->{
-			if(tphsMethod.removeAll(names))
-				tphsMethod.add(newName);
-		});
-	}
-	
-	public NameReplacementResult replaceNamesLocal() {
-		String newName = NameGenerator.makeNewName();
-		List<String> names = new ArrayList<>();
-		substituteRightSidesWithNewName(newName, names);
-		
-		substituteNamesInAllConstraints(newName, names);
-		
-		tphs.removeAll(names);
-		tphs.add(newName);
-		
-		NameReplacementResult res = new NameReplacementResult(newName, names);
-		
-		return res;
-	}
-
-	/**
-	 * @param newName
-	 * @param names
-	 */
-	public void substituteNamesInAllConstraints(String newName, List<String> names) {
-		for(TPHConstraint cons : allConstraints) {
-			if(names.contains(cons.getLeft()))
-				cons.setLeft(newName);
-			if(names.contains(cons.getRight()))
-				cons.setRight(newName);
-		}
-	}
-
-	/**
-	 * @param newName
-	 * @param names
-	 */
-	public void substituteRightSidesWithNewName(String newName, List<String> names) {
-		for(TPHConstraint cons : constraints) {
-			names.add(cons.getRight());
-			cons.setRight(newName);
-		}
-	}
-	
-	public Map<String, List<String>> replaceNamesWithLocals() {
+	public Map<String, List<String>> replaceNames() {
 		String newName = NameGenerator.makeNewName();
 		ArrayList<String> names = new ArrayList<>();
 		for(TPHConstraint cons : constraints) {

src/main/java/de/dhbwstuttgart/bytecode/utilities/Resolver.java

@@ -1,28 +0,0 @@
-/**
- * 
- */
-package de.dhbwstuttgart.bytecode.utilities;
-
-import de.dhbwstuttgart.bytecode.descriptor.TypeToDescriptor;
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
-
-/**
- * @author fayez
- *
- */
-public class Resolver {
-	
-	private ResultSet resultSet;
-
-	/**
-	 * @param resultSet
-	 */
-	public Resolver(ResultSet resultSet) {
-		this.resultSet = resultSet;
-	}
-	
-	public String getResolvedType(RefTypeOrTPHOrWildcardOrGeneric type) {
-		return resultSet.resolveType(type).resolvedType.acceptTV(new TypeToDescriptor());
-	}
-}

src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java

@@ -35,7 +35,7 @@ public class SyntaxTreeGenerator{
   Set<JavaClassName> imports = new HashSet();
   private Map<String, RefTypeOrTPHOrWildcardOrGeneric> fields = new HashMap<>(); //PL 2018-11-01 fields eingefuegt, damit die fields immer die gleiche TPH bekommen
 
-  List<Statement> fieldInitializations = new ArrayList<>(); //PL 2019-10-23: Muss für jede Klasse neu initilisiert werden
+  List<Statement> fieldInitializations = new ArrayList<>();
 
   public SyntaxTreeGenerator(JavaClassRegistry reg, GenericsRegistry globalGenerics){
     //Die Generics müssen während des Bauens des AST erstellt werden,
@@ -159,7 +159,6 @@ public class SyntaxTreeGenerator{
 
   private ClassOrInterface convertClass(Java8Parser.ClassDeclarationContext ctx)  {
     ClassOrInterface newClass;
-    fieldInitializations = new ArrayList<>(); //PL 2019-10-22: muss für jede Klasse neu initilisiert werden
     if(ctx.normalClassDeclaration() != null){
       newClass = convertNormal(ctx.normalClassDeclaration());
     }

src/main/java/de/dhbwstuttgart/syntaxtree/GenericDeclarationList.java

@@ -2,10 +2,6 @@ package de.dhbwstuttgart.syntaxtree;
 
 import org.antlr.v4.runtime.Token;
 
-import com.google.common.collect.Lists;
-
-import de.dhbwstuttgart.parser.NullToken;
-
 import java.util.*;
 
 
@@ -20,20 +16,10 @@ public class GenericDeclarationList extends SyntaxTreeNode implements Iterable<G
 	private Token offsetOfLastElement;
 	private List<GenericTypeVar> gtvs = new ArrayList<>();
 	
-	@SuppressWarnings("unchecked")
-	public GenericDeclarationList(Iterable<? extends GenericTypeVar> values, Token endOffset) {
-		super(endOffset);
-		gtvs = isListOfGenericTypeVar(values) ? (List<GenericTypeVar>)values : Lists.newArrayList(values);
-		this.offsetOfLastElement = endOffset;
-	}
-
-	public GenericDeclarationList(ArrayList<GenericTypeVar> values, Token endOffset) {
+	public GenericDeclarationList(List<GenericTypeVar> values, Token endOffset) {
 		super(endOffset);
 		gtvs = values;
-		this.offsetOfLastElement = endOffset;	}
-
-	private boolean isListOfGenericTypeVar(Iterable<? extends GenericTypeVar> values) {
-		return values instanceof List && ((List<?>)values).size() > 0 && ((List<?>)values).get(0) instanceof GenericTypeVar;
+		this.offsetOfLastElement = endOffset;
 	}
 
 	@Override

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

@@ -100,7 +100,7 @@ public class UnifyTypeFactory {
             }
             ret = new ReferenceType(t.getName().toString(),new TypeParams(params));
         }else{
-            ret = new ReferenceType(t.getName().toString(), false);
+            ret = new ReferenceType(t.getName().toString());
         }
         return ret;
     }
@@ -136,7 +136,7 @@ public class UnifyTypeFactory {
     }
 
     public static UnifyType convert(GenericRefType t, Boolean innerType){
-        return new ReferenceType(t.getParsedName(), true);
+        return new ReferenceType(t.getParsedName());
     }
 
     public static UnifyType convert(WildcardType t, Boolean innerType){
@@ -222,15 +222,12 @@ public class UnifyTypeFactory {
                 return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (RefType) tr);
             }else if(tr instanceof WildcardType){
                 return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (WildcardType) tr);
-            }else if(tr instanceof GenericRefType){
-                return new PairTPHequalRefTypeOrWildcardType((TypePlaceholder)tl, (GenericRefType) tr);
             }else throw new NotImplementedException();
         }else throw new NotImplementedException();
     }
 
     public static RefTypeOrTPHOrWildcardOrGeneric convert(ReferenceType t, Map<String,TypePlaceholder> tphs) {
         if(JavaClassName.Void.equals(t.getName()))return new Void(new NullToken());
-        if (t.isGenTypeVar()) return new GenericRefType(t.getName(),new NullToken());
         RefType ret = new RefType(new JavaClassName(t.getName()),convert(t.getTypeParams(), tphs),new NullToken());
         return ret;
     }

src/main/java/de/dhbwstuttgart/syntaxtree/statement/This.java

@@ -19,8 +19,4 @@ public class This extends Expression
     public void accept(StatementVisitor visitor) {
         visitor.visit(this);
     }
-    
-    public String toString() {
-    	return "this: "+ this.getType();
-    }
 }

src/main/java/de/dhbwstuttgart/typedeployment/TypeInsert.java

@@ -1,23 +1,22 @@
 package de.dhbwstuttgart.typedeployment;
 
+import org.antlr.v4.runtime.Token;
+
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
-import de.dhbwstuttgart.typeinference.result.ResultPair;
-
 public class TypeInsert {
     /**
      * point wird hauptsächlich zur Anzeige einer Annotation im Eclipse-plugin benutzt.
      */
     public final TypeInsertPoint point;
     Set<TypeInsertPoint> inserts;
-    ResultPair<?, ?> resultPair;
 
-    public TypeInsert(TypeInsertPoint point, Set<TypeInsertPoint> additionalPoints, ResultPair<?, ?> resultPair){
+    public TypeInsert(TypeInsertPoint point, Set<TypeInsertPoint> additionalPoints){
         this.point = point;
         inserts = additionalPoints;
-        this.resultPair = resultPair;
     }
 
     public String insert(String intoSource){
@@ -35,10 +34,6 @@ public class TypeInsert {
         return point.getInsertString();
     }
     
-    public ResultPair<?, ?> getResultPair() {
-    	return this.resultPair;
-    }
-    
     /* PL 2018-06-18
      * Zwei TypeInsert's sind gleich, wenn ihre point's und ihre inserts' gleich sind 
      * eingefuegt damit man TypeReplaceMarker vergleichen kann

src/main/java/de/dhbwstuttgart/typedeployment/TypeInsertFactory.java

@@ -1,18 +1,9 @@
 package de.dhbwstuttgart.typedeployment;
 
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResult;
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericsGeneratorResultForClass;
-import de.dhbwstuttgart.bytecode.utilities.MethodUtility;
-import de.dhbwstuttgart.bytecode.utilities.Resolver;
-import de.dhbwstuttgart.core.JavaTXCompiler;
-import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.syntaxtree.*;
 import de.dhbwstuttgart.syntaxtree.type.*;
 import de.dhbwstuttgart.typeinference.result.*;
-
 import org.antlr.v4.runtime.Token;
-import org.objectweb.asm.Type;
 
 import java.util.*;
 
@@ -38,90 +29,62 @@ public class TypeInsertFactory {
 
     public static TypeInsert createInsertPoints(RefTypeOrTPHOrWildcardOrGeneric type, Token offset, ClassOrInterface cl, Method m,
                                                 ResultSet resultSet) {
-        
-		try {
-			ResolvedType resolvedType = resultSet.resolveType(type);
-			TypeInsertPoint insertPoint = new TypeInsertPoint(offset,
-					new TypeToInsertString(resolvedType.resolvedType).insert); 
-			List<GenericGenratorResultForSourceFile> simplifyResults = JavaTXCompiler.INSTANCE.getGeneratedGenericResultsForAllSourceFiles();
-			for (GenericGenratorResultForSourceFile simplifyResultsEntries : simplifyResults) {
-				GenericsGeneratorResultForClass genericResultsForClass = simplifyResultsEntries.getSimplifyResultsByName("", cl.getClassName().toString());
-				return new TypeInsert(insertPoint, createGenericInsert(genericResultsForClass, cl, m, resultSet), resolvedType.getResultPair());
-			}
-			
-			return new TypeInsert(insertPoint, new HashSet<>(), resolvedType.getResultPair());
-		} catch (ClassNotFoundException e) {
-			e.printStackTrace();
-		    return null;
-		}
+        ResolvedType resolvedType = resultSet.resolveType(type);
+        TypeInsertPoint insertPoint = new TypeInsertPoint(offset,
+                    new TypeToInsertString(resolvedType.resolvedType).insert);
+        return new TypeInsert(insertPoint, new HashSet<>(Arrays.asList(createGenericInsert(resolvedType.additionalGenerics, cl, m))));
     }
 
-    private static synchronized Set<TypeInsertPoint> createGenericInsert(GenericsGeneratorResultForClass genericResult, ClassOrInterface cl, Method m, ResultSet resultSet){
-        Set<TypeInsertPoint> result = createGenericClassInserts(genericResult, cl);
-        
-        for (Method method : cl.getMethods()) {        	
-        	Resolver resolver = new Resolver(resultSet);
-        	List<GenericsGeneratorResult> methodConstraints = genericResult.getMethodConstraintsByID(MethodUtility.createID(resolver, method));
-        	createMethodConstraints(method, methodConstraints);
+    private static TypeInsertPoint createGenericInsert(Set<GenericInsertPair> toInsert, ClassOrInterface cl, Method m){
+        //Momentan wird Methode ignoriert. Parameter werden immer als Klassenparameter angefügt:
+        //Offset zum Einstzen bestimmen:
+        Token offset;
+        String insert = "";
+        String end;
+        if(cl.getGenerics().iterator().hasNext()){
+            //offset = cl.getGenerics().iterator().next().getOffset();
+            offset = cl.getGenerics().getOffset();
+            end=",";
+        }else{
+            offset = cl.getGenerics().getOffset();
+            insert += "<";
+            end = ">";
         }
 
-        return result;
+        //Alle einzusetzenden Generics und deren Bounds bestimmen:
+        HashMap<TypePlaceholder, HashSet<TypePlaceholder>> genericsAndBounds = new HashMap<>();
+        for(GenericInsertPair p : toInsert){
+            if(!genericsAndBounds.containsKey(p.TA1)){
+                genericsAndBounds.put((TypePlaceholder) p.TA1, new HashSet<>());
+            }
+            if(p.TA2 != null){
+                genericsAndBounds.get(p.TA1).add((TypePlaceholder) p.TA2);
+                if(!genericsAndBounds.containsKey(p.TA2)){
+                    genericsAndBounds.put((TypePlaceholder) p.TA2, new HashSet<>());
+                }
+            }
+        }
+
+        //String zum Einsetzen (Generics mit bounds) generieren:
+        Iterator<TypePlaceholder> it = genericsAndBounds.keySet().iterator();
+        if(! it.hasNext())return new TypeInsertPoint(offset, "");
+        while(it.hasNext()){
+            TypePlaceholder tph = it.next();
+            insert += tph.getName();
+            Set<TypePlaceholder> bounds = genericsAndBounds.get(tph);
+            if(bounds.size() > 0){
+                insert += " extends ";
+                Iterator<TypePlaceholder> boundIt = bounds.iterator();
+                while(boundIt.hasNext()){
+                    TypePlaceholder bound = boundIt.next();
+                    insert += bound.getName();
+                    if(boundIt.hasNext())insert += " & ";
+                }
+            }
+            if(it.hasNext())insert+=",";
+        }
+        return new TypeInsertPoint(offset, insert + end);
     }
-    
-    private static Set<TypeInsertPoint> createMethodConstraints(Method method, List<GenericsGeneratorResult> constraints) {
-    	Set<TypeInsertPoint> result = new HashSet<>();
-    	Token offset = new GenericDeclarationList(method.getGenerics(), new NullToken()).getOffset();
-
-		if (constraints.size() == 0) {
-			result.add(new TypeInsertPoint(offset, ""));
-			return result;
-		} 
-		
-		String insert = " <";
-
-        for (GenericsGeneratorResult genericInsertConstraint : constraints) {
-        	if (genericInsertConstraint.getConstraint().getRight().equals(Type.getInternalName(Object.class))) {
-        		insert += genericInsertConstraint.getConstraint().getLeft();
-        	} else {        		
-        		insert += genericInsertConstraint.getConstraint().getLeft() + " extends " + genericInsertConstraint.getConstraint().getRight() + ", ";
-        	}
-        }
-        
-        insert = insert.substring(0, insert.length() -2);
-        insert += ">";
-
-        result.add(new TypeInsertPoint(offset, insert));
-    	return result;
-    }
-
-	private static Set<TypeInsertPoint> createGenericClassInserts(GenericsGeneratorResultForClass genericResult, ClassOrInterface cl) {
-		Set<TypeInsertPoint> result = new HashSet<>();
-		Token offset = cl.getGenerics().getOffset();
-    	
-        List<GenericsGeneratorResult> classConstraints = genericResult.getClassConstraints();
-        
-		if (classConstraints.size() == 0) {
-			result.add(new TypeInsertPoint(offset, ""));
-			return result;
-		} 
-		
-		String insert = " <";
-
-        for (GenericsGeneratorResult genericInsertConstraint : classConstraints) {
-        	if (genericInsertConstraint.getConstraint().getRight().equals(Type.getInternalName(Object.class))) {
-        		insert += genericInsertConstraint.getConstraint().getLeft();
-        	} else {        		
-        		insert += genericInsertConstraint.getConstraint().getLeft() + " extends " + genericInsertConstraint.getConstraint().getRight() + ", ";
-        	}
-        }
-
-        insert = insert.substring(0, insert.length() -2);
-        insert += ">";
-
-        result.add(new TypeInsertPoint(offset, insert));
-        
-        return result;
-	}
 }
 
 class TypeToInsertString implements ResultSetVisitor{

src/main/java/de/dhbwstuttgart/typedeployment/TypeInsertPoint.java

@@ -4,14 +4,12 @@ import org.antlr.v4.runtime.Token;
 
 import de.dhbwstuttgart.typeinference.unify.model.ReferenceType;
 
-import java.time.OffsetDateTime;
 import java.util.List;
 import java.util.stream.Collectors;
 
 public class TypeInsertPoint {
-    public Token point;
+    public final Token point;
     private String insertString;
-    private int extraOffset = 0;
 
     public TypeInsertPoint(Token point, String toInsert){
         this.point = point;
@@ -23,21 +21,13 @@ public class TypeInsertPoint {
                 //token.point.getLine() != point.getLine() && token.point.getCharPositionInLine() <= point.getCharPositionInLine()))
                 token.point.getStartIndex() <= point.getStartIndex()))
                 .mapToInt((typeInsertPoint -> typeInsertPoint.insertString.length())).sum();
-        return new StringBuilder(intoSource).insert(point.getStartIndex()+offset+extraOffset, insertString).toString();
+        return new StringBuilder(intoSource).insert(point.getStartIndex()+offset, insertString).toString();
     }
 
     public String getInsertString() {
         return insertString;
     }
     
-    public void addExtraOffset(int toAdd) {
-    	this.extraOffset += toAdd;
-    }
-    
-    public int getPositionInCode() {
-    	return point.getStartIndex() + extraOffset; 
-    }
-    
     /* PL 2018-06-19
      * Zwei TypeInsertPoint's sind gleich, wenn ihre point's gleich sind 
      * eingefuegt damit man TypeReplaceMarker vergleichen kann

src/main/java/de/dhbwstuttgart/typeinference/result/GenericInsertPair.java

@@ -23,9 +23,4 @@ public class GenericInsertPair  {
         if(TA2.equals(additionalTPH))return true;
         return false;
     }
-    
-    @Override
-    public String toString() {
-    	return "GenIns(" + TA1.toString() + " < " + TA2.toString() + ")";
-    }
 }

src/main/java/de/dhbwstuttgart/typeinference/result/PairTPHequalRefTypeOrWildcardType.java

@@ -21,9 +21,4 @@ public class PairTPHequalRefTypeOrWildcardType extends ResultPair{
     public void accept(ResultPairVisitor visitor) {
         visitor.visit(this);
     }
-    
-    @Override
-    public String toString() {
-    	return "(" + left.toString() + " = " + right.toString() + ")";
-    }
 }

src/main/java/de/dhbwstuttgart/typeinference/result/PairTPHsmallerTPH.java

@@ -20,9 +20,4 @@ public class PairTPHsmallerTPH extends ResultPair{
     public void accept(ResultPairVisitor visitor) {
         visitor.visit(this);
     }
-    
-    @Override
-    public String toString() {
-    	return "(" + left.toString() + " < " + right.toString() + ")";
-    }
 }

src/main/java/de/dhbwstuttgart/typeinference/result/ResolvedType.java

@@ -7,21 +7,11 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import java.util.Set;
 
 public class ResolvedType{
-	private ResultPair<?, ?> resultPair; 
-	
     public final RefTypeOrTPHOrWildcardOrGeneric resolvedType;
-    //public final Set<GenericInsertPair> additionalGenerics;
+    public final Set<GenericInsertPair> additionalGenerics;
 
     public ResolvedType(RefTypeOrTPHOrWildcardOrGeneric resolvedType, Set<GenericInsertPair> additionalGenerics){
         this.resolvedType = resolvedType;
-        //this.additionalGenerics = additionalGenerics;
+        this.additionalGenerics = additionalGenerics;
     }
-
-	public void setResultPair(ResultPair<?, ?> resultPair) {
-		this.resultPair = resultPair;
-	}
-	
-	public ResultPair<?, ?> getResultPair() {
-		return resultPair;
-	}
 }

src/main/java/de/dhbwstuttgart/typeinference/result/ResultPair.java

@@ -27,36 +27,4 @@ public abstract class ResultPair<A extends RefTypeOrTPHOrWildcardOrGeneric,B ext
     public String toString() {
     	return "(" + left.toString() + ", " + right.toString() + ")";
     }
-
-	@Override
-	public int hashCode() {
-		final int prime = 31;
-		int result = 1;
-		result = prime * result + ((left == null) ? 0 : left.getOffset().hashCode());
-		result = prime * result + ((right == null) ? 0 : right.getOffset().hashCode());
-		return result;
-	}
-
-	@Override
-	public boolean equals(Object obj) {
-		if (this == obj)
-			return true;
-		if (obj == null)
-			return false;
-		if (getClass() != obj.getClass())
-			return false;
-		ResultPair<?,?> other = (ResultPair<?,?>) obj;
-		if (left == null) {
-			if (other.left != null)
-				return false;
-		} else if (!left.getOffset().equals(other.left.getOffset()))
-			return false;
-		if (right == null) {
-			if (other.right != null)
-				return false;
-		} else if (!right.getOffset().equals(other.right.getOffset()))
-			return false;
-		return true;
-	}
-   
 }

src/main/java/de/dhbwstuttgart/typeinference/result/ResultSet.java

@@ -1,68 +1,38 @@
 package de.dhbwstuttgart.typeinference.result;
 
+import de.dhbwstuttgart.exceptions.NotImplementedException;
+import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
+import de.dhbwstuttgart.syntaxtree.type.*;
+
 import java.util.HashSet;
 import java.util.Set;
 
-import de.dhbwstuttgart.exceptions.NotImplementedException;
-import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
-import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
-import de.dhbwstuttgart.syntaxtree.type.RefType;
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
-import de.dhbwstuttgart.syntaxtree.type.SuperWildcardType;
-import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
-
-@SuppressWarnings("rawtypes")
 public class ResultSet {
-
     public final Set<ResultPair> results;
-    public Set<ResultPair<TypePlaceholder, TypePlaceholder>> genIns;
-
-    public ResultSet(Set<ResultPair> set){
-        this.results = set;
-        this.genIns = new HashSet<>();
-        results.forEach(x -> { if (x instanceof PairTPHsmallerTPH) { this.genIns.add(x);}} );
-    }
-    
-    public boolean contains(ResultPair toCheck) {
-    	return this.results.contains(toCheck);
-    }
-    
-    public void remove(ResultPair toCheck) {
-    	results.remove(toCheck);
+    public ResultSet(Set<ResultPair> results){
+        this.results = results;
     }
 
     public ResolvedType resolveType(RefTypeOrTPHOrWildcardOrGeneric type) {
         if(type instanceof TypePlaceholder)
             return new Resolver(this).resolve((TypePlaceholder)type);
         if(type instanceof GenericRefType)return new ResolvedType(type, new HashSet<>());
-        if(type instanceof RefType) {
+        if(type instanceof RefType){
             RelatedTypeWalker related = new RelatedTypeWalker(null, this);
             type.accept(related);
             return new ResolvedType(type, related.relatedTPHs);
-        } else {
+        }else{
             throw new NotImplementedException();
             //return new ResolvedType(type,new HashSet<>());
         }
     }
 
+    //TODO Beim Einsetzen eines Generics, müssen die new und Methodenaufrufe verändert werden
+    
     public String toString() {
     	return results.toString();
     }
 
-	@Override
-	public boolean equals(Object o) {
-		if (o instanceof ResultSet) {
-			ResultSet other = (ResultSet)o;
-			return this.results.equals(other.results);
-		} else {
-			return false;
-		}
-	}
-
-	@Override
-	public int hashCode() {
-		return results.hashCode();
-	}
 }
 
 class Resolver implements ResultSetVisitor {
@@ -70,7 +40,6 @@ class Resolver implements ResultSetVisitor {
     private TypePlaceholder toResolve;
     private RefTypeOrTPHOrWildcardOrGeneric resolved;
     private final Set<GenericInsertPair> additionalTPHs = new HashSet<>();
-    private ResultPair<?,?> currentPair;
 
     public Resolver(ResultSet resultPairs){
         this.result = resultPairs;
@@ -80,28 +49,23 @@ class Resolver implements ResultSetVisitor {
         toResolve = tph;
         resolved = null;
         System.out.println(tph.toString());
-        for(ResultPair<?,?> resultPair : result.results) {
+        for(ResultPair resultPair : result.results){
             if(resultPair instanceof PairTPHEqualTPH && ((PairTPHEqualTPH) resultPair).getLeft().equals(toResolve)){
-            	currentPair = resultPair;
                 return resolve(((PairTPHEqualTPH) resultPair).getRight());
             }
         }
-        for(ResultPair<?,?> resultPair : result.results){
-        	currentPair = resultPair;
+        for(ResultPair resultPair : result.results){
             resultPair.accept(this);
         }
         if(resolved==null){//TPH kommt nicht im Result vor:
             resolved = tph;
         }
 
-        ResolvedType result = new ResolvedType(resolved, additionalTPHs);//resolved;
-        result.setResultPair(currentPair);
-        return result;
+        return new ResolvedType(resolved, additionalTPHs);//resolved;
     }
 
     @Override
     public void visit(PairTPHsmallerTPH p) {
-    	currentPair = p;
         if(p.left.equals(toResolve)){
             additionalTPHs.add(new GenericInsertPair(p.left, p.right));
             additionalTPHs.addAll(new RelatedTypeWalker(p.right, result).relatedTPHs);
@@ -112,7 +76,6 @@ class Resolver implements ResultSetVisitor {
 
     @Override
     public void visit(PairTPHequalRefTypeOrWildcardType p) {
-    	currentPair = p;
         if(p.left.equals(toResolve)){
             resolved = p.right;
             RelatedTypeWalker related = new RelatedTypeWalker(null, result);
@@ -158,7 +121,6 @@ class Resolver implements ResultSetVisitor {
 /**
  * Sucht aus dem Result Set den Sub/supertyp für einen TPH
  */
-@SuppressWarnings("rawtypes")
 class TPHResolver implements ResultSetVisitor {
 
     private final TypePlaceholder tph;
@@ -227,7 +189,6 @@ class TPHResolver implements ResultSetVisitor {
     }
 }
 
-@SuppressWarnings("rawtypes")
 class RelatedTypeWalker implements ResultSetVisitor {
 
     final Set<GenericInsertPair> relatedTPHs = new HashSet<>();

src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java

@@ -229,7 +229,7 @@ public class TYPEStmt implements StatementVisitor{
                 binary.operation.equals(BinaryExpr.Operator.MUL)||
                 binary.operation.equals(BinaryExpr.Operator.MOD)||
                 binary.operation.equals(BinaryExpr.Operator.ADD)||
-                binary.operation.equals(BinaryExpr.Operator.SUB)) {
+                binary.operation.equals(BinaryExpr.Operator.SUB)){
             Set<Constraint<Pair>> numericAdditionOrStringConcatenation = new HashSet<>();
 
 // TODO PL 2018-11-06
@@ -312,9 +312,6 @@ public class TYPEStmt implements StatementVisitor{
             		numericAdditionOrStringConcatenation.add(stringConcat);
             	}
             }
-            if(numericAdditionOrStringConcatenation.size()<1){
-                throw new TypeinferenceException("Kein Typ für " + binary.operation.toString() + "  vorhanden", binary.getOffset());
-            }
             constraintsSet.addOderConstraint(numericAdditionOrStringConcatenation);
         }else if(binary.operation.equals(BinaryExpr.Operator.LESSEQUAL) ||
                 binary.operation.equals(BinaryExpr.Operator.BIGGEREQUAL) ||
@@ -358,7 +355,6 @@ public class TYPEStmt implements StatementVisitor{
             //***ACHTUNG: Moeglicherweise oder und und-Contraint falsch
     */
             //Testeise eingefuegt PL 2018-05-24
-        	//Hier sollte evtl. noch importe angefragt werden PL 2019-05-07
             constraintsSet.addUndConstraint(new Pair(binary.lexpr.getType(), number, PairOperator.SMALLERNEQDOT));
             constraintsSet.addUndConstraint(new Pair(binary.rexpr.getType(), number, PairOperator.SMALLERNEQDOT));
             //Rückgabetyp ist Boolean

src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify.java

@@ -3,12 +3,10 @@ package de.dhbwstuttgart.typeinference.unify;
 import java.io.FileWriter;
 import java.io.IOException;
 import java.io.Writer;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 import java.util.concurrent.ForkJoinPool;
 
-import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.typeinference.constraints.Constraint;
 import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
 import de.dhbwstuttgart.typeinference.constraints.Pair;
@@ -28,8 +26,8 @@ public class TypeUnify {
 	 * @param cons
 	 * @return
 	 */
-	public Set<Set<UnifyPair>> unify(Set<UnifyPair> undConstrains, List<Set<Set<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<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret) {
+		TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret);
 		ForkJoinPool pool = new ForkJoinPool();
 		pool.invoke(unifyTask);
 		Set<Set<UnifyPair>> res =  unifyTask.join();
@@ -54,8 +52,8 @@ public class TypeUnify {
 	 * @param ret
 	 * @return
 	 */
-	public UnifyResultModel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Set<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 UnifyResultModel unifyAsync(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret) {
+		TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret);
 		ForkJoinPool pool = new ForkJoinPool();
 		pool.invoke(unifyTask);
 		return ret;
@@ -72,8 +70,8 @@ public class TypeUnify {
 	 * @param ret
 	 * @return
 	 */
-	public UnifyResultModel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Set<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 UnifyResultModel unifyParallel(Set<UnifyPair> undConstrains, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret) {
+		TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, true, logFile, log, 0, ret);
 		ForkJoinPool pool = new ForkJoinPool();
 		pool.invoke(unifyTask);
 		Set<Set<UnifyPair>> res =  unifyTask.join();
@@ -105,8 +103,8 @@ public class TypeUnify {
 	 * @param cons
 	 * @return
 	 */
-	public Set<Set<UnifyPair>> unifyOderConstraints(Set<UnifyPair> undConstrains, List<Set<Set<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<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, Writer logFile, Boolean log, UnifyResultModel ret) {
+		TypeUnifyTask unifyTask = new TypeUnifyTask(undConstrains, oderConstraints, fc, false, logFile, log, 0, ret);
 		Set<Set<UnifyPair>> res = unifyTask.compute();
 		try {
 			logFile.write("\nnoShortendElements: " + unifyTask.noShortendElements +"\n");

src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnify2Task.java

@@ -3,7 +3,6 @@ package de.dhbwstuttgart.typeinference.unify;
 import java.io.FileWriter;
 import java.io.IOException;
 import java.io.Writer;
-import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
@@ -18,8 +17,8 @@ public class TypeUnify2Task extends TypeUnifyTask {
        
        Set<Set<UnifyPair>> setToFlatten;
 
-       public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks) {
-               super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
+       public TypeUnify2Task(Set<Set<UnifyPair>> setToFlatten, Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, Set<UnifyPair> nextSetElement, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm) {
+               super(eq, oderConstraints, fc, parallel, logFile, log, rekTiefe, urm);
                this.setToFlatten = setToFlatten;
                this.nextSetElement = nextSetElement;
        }
@@ -39,17 +38,9 @@ public class TypeUnify2Task extends TypeUnifyTask {
                        return new HashSet<>(); }
                else
                */ 
-               //writeLog("xxx");
-               //noOfThread--;
-               synchronized (usedTasks) {
-            	   if (this.myIsCancelled()) {
-   						return new HashSet<>();
-   					}
-   					else {
-   						return res;
-   					}
-   				}
-       	}
+               noOfThread--;
+               return res;
+       }
        
        public void closeLogFile() {
 

src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java

@@ -19,10 +19,6 @@ 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.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;
@@ -48,7 +44,6 @@ import de.dhbwstuttgart.typeinference.unify.model.Pair;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
-import java.io.OutputStreamWriter;
 import java.io.Writer;
 
 import com.google.common.collect.Ordering;
@@ -122,10 +117,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 	
 	static Integer  noShortendElements = 0;
 	
-	Boolean myIsCanceled = false;
-	
-	volatile UnifyTaskModel usedTasks;
-	
 	public TypeUnifyTask() { 
 		rules = new RuleSet();
 	}
@@ -145,7 +136,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 	*/
 	
 
-	public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm, UnifyTaskModel usedTasks) {
+	public TypeUnifyTask(Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, Writer logFile, Boolean log, int rekTiefe, UnifyResultModel urm) {
 		synchronized (this) { 
 			this.eq = eq;
 			//this.oderConstraints = oderConstraints.stream().map(x -> x.stream().map(y -> new HashSet<>(y)).collect(Collectors.toSet(HashSet::new))).collect(Collectors.toList(ArrayList::new));
@@ -172,27 +163,14 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 			thNo = totalnoOfThread;
 			writeLog("thNo2 " + thNo);
 			try {
-				this.logFile = //new OutputStreamWriter(new NullOutputStream());
-				//new FileWriter(new File(System.getProperty("user.dir")+"/src/test/resources/logFiles/"+"Thread_"+thNo));
-				new FileWriter(new File(System.getProperty("user.dir")+"/logFiles/"+"Thread_"+thNo));
-				logFile.write("");
+				this.logFile = new FileWriter(new File(System.getProperty("user.dir")+"/src/test/java/logFiles/"+"Thread_"+thNo));
 			}
 			catch (IOException e) { 
 				System.err.println("log-File nicht vorhanden");
 			}
-			/*Abbruchtest
-			if (thNo > 10) {
-				System.out.println("cancel");
-				usedTasks.cancel();
-				writeLog(nOfUnify.toString() + "cancel");
-				System.out.println("cancel");
-			}
-			*/
 			rules = new RuleSet(logFile);
 			this.rekTiefeField = rekTiefe;
 			this.urm = urm;
-			this.usedTasks = usedTasks;
-			this.usedTasks.add(this);
 		}
 	}
 	
@@ -228,13 +206,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		}		
 }
 */
-	void myCancel(Boolean b) {
-		myIsCanceled = true;
-	}
-	
-	public boolean myIsCancelled() {
-		return myIsCanceled;
-	}
 	
 	protected Set<Set<UnifyPair>> compute() {
 		if (one) {
@@ -257,19 +228,8 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		catch (IOException ioE) {
 			System.err.println("no log-File");
 		}
-		if (isUndefinedPairSetSet(res)) { 
-				throw new TypeinferenceException("Unresolved constraints: " + res.toString(), new NullToken()); //return new HashSet<>(); 
-			}
-		else {
-			synchronized (usedTasks) {
-				if (this.myIsCancelled()) {
-					return new HashSet<>();
-				}
-				else {
-					return res;
-				}
-			}
-		}
+		if (isUndefinedPairSetSet(res)) { return new HashSet<>(); }
+		else return res;
 	}
 /*	
 	@Override
@@ -303,7 +263,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		/*
 		 * Step 1: Repeated application of reduce, adapt, erase, swap 
 		 */
-		
 		rekTiefe++;
 		nOfUnify++;
         writeLog(nOfUnify.toString() + " Unifikation: " + eq.toString());
@@ -463,8 +422,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		//		.collect(Collectors.toCollection(HashSet::new));
 		//Muss auskommentiert werden, wenn computeCartesianRecursive ENDE
 
-
-		
 		Set<Set<UnifyPair>> eqPrimePrimeSet = new HashSet<>();
 		
 		Set<TypeUnifyTask> forks = new HashSet<>();
@@ -521,16 +478,15 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 																			  //PL 2018-05-18 beide Bedingungen muessen gelten, da eqPrime Veränderungen in allem ausser subst
 																			  //eqPrimePrime Veraenderungen in subst repraesentieren.
 					//try {
-						//if (isSolvedForm(eqPrime)) {
-						//	writeLog("eqPrime:" + eqPrime.toString()+"\n");
-						//}
+						if (isSolvedForm(eqPrime)) {
+							writeLog("eqPrime:" + eqPrime.toString()+"\n");
+						}
 					//}
 					//catch (IOException e) { 
 					//	System.err.println("log-File nicht vorhanden");
 					//}
 					eqPrimePrimeSet.add(eqPrime);
-					if (finalresult && isSolvedForm(eqPrime)) { 
-						writeLog("eqPrime:" + eqPrime.toString()+"\n");
+					if (finalresult) { 
 						urm.notify(eqPrimePrimeSet);
 					}
 				}
@@ -574,7 +530,6 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 	
 	Set<Set<UnifyPair>> computeCartesianRecursive(Set<Set<UnifyPair>> fstElems, ArrayList<Set<Set<UnifyPair>>> topLevelSets, Set<UnifyPair> eq, List<Set<Set<UnifyPair>>> oderConstraints, IFiniteClosure fc, boolean parallel, int rekTiefe, Boolean finalresult) {
 		//ArrayList<Set<Set<UnifyPair>>> remainingSets = new ArrayList<>(topLevelSets);
-		
 		fstElems.addAll(topLevelSets.stream()
 				                    .filter(x -> x.size()==1)
 				                    .map(y -> y.stream().findFirst().get())
@@ -839,14 +794,9 @@ 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);
+				TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm);
 				//forks.add(forkOrig);
-				synchronized(usedTasks) {
-					if (this.myIsCancelled()) {
-						return new HashSet<>();
-					}
-					forkOrig.fork();
-				}
+				forkOrig.fork();
 				/* FORK ENDE */
 				
 				synchronized (this) {
@@ -891,23 +841,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 					Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
 					List<Set<Set<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
 					newElems.add(nSaL);
-					TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
+					TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm);
 					forks.add(fork);
-					synchronized(usedTasks) {
-						if (this.myIsCancelled()) {
-							return new HashSet<>();
-						}
-						fork.fork();
-					}
+					fork.fork();
 				}
 				//res = unify2(newElemsOrig, newEqOrig, newOderConstraintsOrig, fc, parallel, rekTiefe);
 				
 				/* FORK ANFANG */
 				synchronized (this) {
-					writeLog("wait "+ forkOrig.thNo);
 					noOfThread--;
+					writeLog("wait "+ forkOrig.thNo);
 					res = forkOrig.join();
-					//noOfThread++;
 					forkOrig.writeLog("final Orig 1");
 					forkOrig.closeLogFile();
 					//Set<Set<UnifyPair>> fork_res = forkOrig.join();
@@ -920,9 +864,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 				forks.forEach(x -> writeLog("wait: " + x.thNo));
 				for(TypeUnify2Task fork : forks) {
 					synchronized (this) {
-						noOfThread--;
 						Set<Set<UnifyPair>> fork_res = fork.join();
-						//noOfThread++;
 						writeLog("Join " + new Integer(fork.thNo).toString());
 						//noOfThread--; an das Ende von compute verschoben
 						writeLog("fork_res: " + fork_res.toString());
@@ -935,7 +877,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 						fork.closeLogFile();
 					};
 				}
-				//noOfThread++;
+				noOfThread++;
 			} else {
 			if(parallel && (variance == -1) && noOfThread <= MaxNoOfThreads) {
 				Set<TypeUnify2Task> forks = new HashSet<>();
@@ -945,14 +887,9 @@ 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);
+				TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm);
 				//forks.add(forkOrig);
-				synchronized(usedTasks) {
-					if (this.myIsCancelled()) {
-						return new HashSet<>();
-					}
-					forkOrig.fork();
-				}
+				forkOrig.fork();
 				/* FORK ENDE */
 				
 				synchronized (this) {
@@ -997,23 +934,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 					Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
 					List<Set<Set<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
 					newElems.add(nSaL);
-					TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
+					TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm);
 					forks.add(fork);
-					synchronized(usedTasks) {
-						if (this.myIsCancelled()) {
-							return new HashSet<>();
-						}
-						fork.fork();
-					}
+					fork.fork();
 				}
 				//res = unify2(newElemsOrig, newEqOrig, newOderConstraintsOrig, fc, parallel, rekTiefe);
 				
 				/* FORK ANFANG */
 				synchronized (this) {
-					writeLog("wait "+ forkOrig.thNo);
 					noOfThread--;
+					writeLog("wait "+ forkOrig.thNo);
 					res = forkOrig.join();
-					//noOfThread++;
 					forkOrig.writeLog("final Orig -1");
 					forkOrig.closeLogFile();
 					//Set<Set<UnifyPair>> fork_res = forkOrig.join();
@@ -1026,9 +957,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 				forks.forEach(x -> writeLog("wait: " + x.thNo));
 				for(TypeUnify2Task fork : forks) {
 					synchronized (this) {
-						noOfThread--;
 						Set<Set<UnifyPair>> fork_res = fork.join();
-						//noOfThread++;
 						writeLog("Join " + new Integer(fork.thNo).toString());
 						//noOfThread--; an das Ende von compute verschoben 
 						writeLog("fork_res: " + fork_res.toString());
@@ -1041,7 +970,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 						fork.closeLogFile();
 					};
 				}
-				//noOfThread++;
+				noOfThread++;
 		    } else {
 		    if(parallel && (variance == 2) && noOfThread <= MaxNoOfThreads) {
 		    	writeLog("var2einstieg");
@@ -1052,14 +981,9 @@ 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);
+		    	TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, parallel, logFile, log, rekTiefe, urm);
 		    	//forks.add(forkOrig);
-		    	synchronized(usedTasks) {
-					if (this.myIsCancelled()) {
-						return new HashSet<>();
-					}
-					forkOrig.fork();
-		    	}
+		    	forkOrig.fork();
 		    	/* FORK ENDE */
 		    	
 		    	synchronized (this) {
@@ -1073,23 +997,17 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		    		Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
 		    		List<Set<Set<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
 		    		newElems.add(nSaL);
-		    		TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm, usedTasks);
+		    		TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, parallel, logFile, log, rekTiefe, urm);
 		    		forks.add(fork);
-		    		synchronized(usedTasks) {
-						if (this.myIsCancelled()) {
-							return new HashSet<>();
-						}
-						fork.fork();
-		    		}
+		    		fork.fork();
 		    	}
 		    	//res = unify2(newElemsOrig, newEqOrig, newOderConstraintsOrig, fc, parallel, rekTiefe);
 		    	
 		    	/* FORK ANFANG */
 		    	synchronized (this) {
-		    		writeLog("wait "+ forkOrig.thNo);
 		    		noOfThread--;
+		    		writeLog("wait "+ forkOrig.thNo);
 					res = forkOrig.join();
-					//noOfThread++;
 					forkOrig.writeLog("final Orig 2");
 					forkOrig.closeLogFile();
 					//Set<Set<UnifyPair>> fork_res = forkOrig.join();
@@ -1101,9 +1019,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 		    	forks.forEach(x -> writeLog("wait: " + x.thNo));
 		    	for(TypeUnify2Task fork : forks) {
 		    		synchronized (this) {
-		    			noOfThread--;
 						Set<Set<UnifyPair>> fork_res = fork.join();
-						//noOfThread++;
 						writeLog("Join " + new Integer(fork.thNo).toString());
 						//noOfThread--; an das Ende von compute verschoben 
 						add_res.add(fork_res);
@@ -1111,7 +1027,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 						fork.closeLogFile();
 					};
 				} 
-		    	//noOfThread++;	
+		    	noOfThread++;	
 		    } else {
 		    	//parallel = false; //Wenn MaxNoOfThreads erreicht ist, sequentiell weiterarbeiten
 				elems.add(a); //PL 2019-01-16 muss das wirklich hin steht schon in Zeile 859 ja braucht man siehe Zeile 859
@@ -1120,6 +1036,9 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 				if (!isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result)) {
 					//wenn korrektes Ergebnis gefunden alle Fehlerfaelle loeschen
 					result = res;
+					if (res.iterator().next() instanceof WildcardType) {
+						System.out.println("");
+					}
 				}
 				else { 
 					if ((isUndefinedPairSetSet(res) && isUndefinedPairSetSet(result))
@@ -1147,9 +1066,8 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>>  {
 						
 							//Alle Variablen bestimmen die nicht hinzugefügt wurden in a_last
 							//System.out.println(a_last);
-							
+							a_last.forEach(x -> {writeLog("a_last_elem:" + x + " basepair: " + x.getBasePair());});
 							try {//PL eingefuegt 2019-03-06 da bei map mmer wieder Nullpointer kamen
-							a_last.forEach(x -> {writeLog("a_last_elem:" + x + " basepair: " + x.getBasePair());});//PL 2019-05-13 ins try hinzugefuegt Nullpointer-Exception ist in der Zeile aufgetaucht.
 							List<PlaceholderType> varsLast_a = 
 									a_last.stream().filter(x -> ((x.getLhsType().getName().equals(x.getBasePair().getLhsType().getName())
 																 && (x.getLhsType() instanceof PlaceholderType) && (x.getBasePair().getLhsType() instanceof PlaceholderType))

src/main/java/de/dhbwstuttgart/typeinference/unify/UnifyTaskModel.java

@@ -1,18 +0,0 @@
-package de.dhbwstuttgart.typeinference.unify;
-
-import java.util.ArrayList;
-
-public class UnifyTaskModel {
-
-	ArrayList<TypeUnifyTask> usedTasks = new ArrayList<>();
-	
-	public synchronized void add(TypeUnifyTask t) {
-		usedTasks.add(t);
-	}
-    
-    public synchronized void cancel() {
-    	for(TypeUnifyTask t : usedTasks) {
-    		t.myCancel(true);
-    	}
-    }
-}

src/main/java/de/dhbwstuttgart/typeinference/unify/model/ReferenceType.java

@@ -11,43 +11,26 @@ import de.dhbwstuttgart.typeinference.unify.interfaces.UnifyTypeVisitor;
  * @author Florian Steurer
  *
  */
-public class ReferenceType extends UnifyType {
+public final class ReferenceType extends UnifyType {
 	
 	/**
 	 * The buffered hashCode
 	 */
 	private final int hashCode;
 	
-	/**
-	 * gibt an, ob der ReferenceType eine generische Typvariable ist
-	 */
-	private final boolean genericTypeVar;
-	
 
 	public <T> UnifyType accept(UnifyTypeVisitor<T> visitor, T ht) {
 		return visitor.visit(this, ht);
 	}
 	
-	public ReferenceType(String name, Boolean genericTypeVar) {
-		super(name, new TypeParams());
-		hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
-		this.genericTypeVar = genericTypeVar;
-	}
-	
 	public ReferenceType(String name, UnifyType... params) {
 		super(name, new TypeParams(params));
 		hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
-		genericTypeVar = false;
 	}
 	
 	public ReferenceType(String name, TypeParams params) {
 		super(name, params);
 		hashCode = 31 + 17 * typeName.hashCode() + 17 * typeParams.hashCode();
-		genericTypeVar = false;
-	}
-
-	public boolean isGenTypeVar () { 
-		return genericTypeVar;
 	}
 
 	@Override

src/main/java/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java

@@ -137,7 +137,7 @@ public class UnifyPair {
 		undefinedPair = true;
 	}
 	public Set<UnifyPair> getSubstitution() {
-		return new HashSet<>(substitution);
+		return substitution;
 	}
 	
 	public UnifyPair getBasePair() {
@@ -149,9 +149,9 @@ public class UnifyPair {
 	
 	public Set<UnifyPair> getAllSubstitutions () {
 		Set<UnifyPair> ret = new HashSet<>();
-		ret.addAll(new ArrayList<>(getSubstitution()));
+		ret.addAll(getSubstitution());
 		if (basePair != null) {
-			ret.addAll(new ArrayList<>(basePair.getAllSubstitutions()));
+			ret.addAll(basePair.getAllSubstitutions());
 		}
 		return ret;
 	}

src/test/java/bytecode/BinaryTest.java

@@ -37,14 +37,14 @@ public class BinaryTest {
 	public void test() throws Exception {
 		Method m2 = classToTest.getDeclaredMethod("m2", Integer.class,Integer.class);
 		Integer res = (Integer) m2.invoke(instanceOfClass, 2,3);
-		assertEquals(new Integer(6), res);
+		assertEquals(6, res);
 	}
 	
 	@Test
 	public void testM3() throws Exception {
 		Method m3 = classToTest.getDeclaredMethod("m3", Integer.class);
 		Integer res = (Integer) m3.invoke(instanceOfClass, 2);
-		assertEquals(new Integer(4), res);
+		assertEquals(4, res);
 	}
 
 }

src/test/java/bytecode/ClassGenLamTest.java

@@ -1,37 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.net.URL;
-import java.net.URLClassLoader;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class ClassGenLamTest {
-	
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-	@Test
-	public void generateBC() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/ClassGenLam.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		compiler.generateBytecode(pathToClassFile);
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("ClassGenLam");
-		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-	}
-
-}

src/test/java/bytecode/FacTest.java

@@ -38,7 +38,7 @@ public class FacTest {
 	public void testInteger() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method getFac = classToTest.getDeclaredMethod("getFac", Integer.class);
 		Integer result = (Integer) getFac.invoke(instanceOfClass,3);
-		assertEquals(result, new Integer(6));
+		assertEquals(result, 6);
 	}
 
 }

src/test/java/bytecode/FacultyTest.java

@@ -51,7 +51,7 @@ public class FacultyTest {
 //		Integer result = (Integer) apply.invoke(lambda,i);
 		Integer result = (Integer) getFact.invoke(instanceOfClass,i);
 
-		assertEquals(new Integer(6), result);
+		assertEquals(6, result);
 	}
 
 

src/test/java/bytecode/FieldTphConsMethTest.java

@@ -40,7 +40,7 @@ public class FieldTphConsMethTest {
 		Field a = classToTest.getDeclaredField("a");
 		a.setAccessible(true);
 		
-		Method m = classToTest.getDeclaredMethod("id", Object.class);
+		Method m = classToTest.getDeclaredMethod("m", Object.class);
 		Object result = m.invoke(instanceOfClass, 42);
 		
 		assertEquals(42,result);

src/test/java/bytecode/FunOLTest.java

@@ -12,7 +12,7 @@ import org.junit.Test;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
 
-public class OLFunTest {
+public class FunOLTest {
 	private static String path;
 	private static File fileToTest;
 	private static JavaTXCompiler compiler;
@@ -23,13 +23,13 @@ public class OLFunTest {
 	
 	@Test
 	public void generateBC() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/OLFun.jav";
+		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/FunOL.jav";
 		fileToTest = new File(path);
 		compiler = new JavaTXCompiler(fileToTest);
 		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
 		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
 		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("OLFun");
+		classToTest = loader.loadClass("FunOL");
 		/*
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 

src/test/java/bytecode/IdTest.java

@@ -8,10 +8,9 @@ import java.net.URL;
 import java.net.URLClassLoader;
 
 import org.junit.BeforeClass;
-
+import org.junit.Test;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
-import org.junit.Test;
 
 public class IdTest {
 

src/test/java/bytecode/LambdaTest.java

@@ -43,7 +43,7 @@ public class LambdaTest {
 		System.out.println(m.invoke(instanceOfClass).toString());
 		Integer result = (Integer) apply.invoke(m.invoke(instanceOfClass), i); 
 
-		assertEquals(i, result);
+		assertEquals(77, result);
 	}
 
 

src/test/java/bytecode/MatrixOpTest.java

@@ -29,73 +29,74 @@ public class MatrixOpTest {
 
 	@Test
 	public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException, ClassNotFoundException, IOException, InstantiationException, NoSuchFieldException {	
-		path = System.getProperty("user.dir") + "/src/test/resources/bytecode/javFiles/MatrixOP.jav";
+		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/MatrixOP.jav";
 		fileToTest = new File(path);
 		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir") + "/src/test/resources/testBytecode/generatedBC/";
+		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
 		compiler.generateBytecode(pathToClassFile);
-		loader = new URLClassLoader(new URL[]{new URL("file://" + pathToClassFile)});
+		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
 		classToTest = loader.loadClass("MatrixOP"); 
 		
 		Vector<Vector<Integer>> vv = new Vector<Vector<Integer>>();
-		Vector<Integer> v1 = new Vector<Integer>();
-		v1.addElement(2);
-		v1.addElement(2);
-		Vector<Integer> v2 = new Vector<Integer>();
-		v2.addElement(3);
-		v2.addElement(3);
-		//Matrix m1 = new Matrix();
-		//m1.addElement(v1);
-		//m1.addElement(v2);
-		vv.addElement(v1);
-		vv.addElement(v2);
+		 Vector<Integer> v1 = new Vector<Integer> ();
+		 v1.addElement(2);
+		 v1.addElement(2);
+		 Vector<Integer> v2 = new Vector<Integer> ();
+		 v2.addElement(3);
+		 v2.addElement(3);
+		 //Matrix m1 = new Matrix();
+		 //m1.addElement(v1);
+		 //m1.addElement(v2);
+		 vv.addElement(v1);
+		 vv.addElement(v2);
 		 
-		instanceOfClass_m1 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv);  //Matrix m1 = new Matrix(vv);
+		 instanceOfClass_m1 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv);  //Matrix m1 = new Matrix(vv);
 
-		Vector<Vector<Integer>> vv1 = new Vector<Vector<Integer>>();
-		Vector<Integer> v3 = new Vector<Integer>();
-		v3.addElement(2);
-		v3.addElement(2);
-		Vector<Integer> v4 = new Vector<Integer>();
-		v4.addElement(3);
-		v4.addElement(3);
-		//Matrix m2 = new Matrix();
-		//m2.addElement(v3);
-		//m2.addElement(v4);
-		vv1.addElement(v3);
-		vv1.addElement(v4);
+		 Vector<Vector<Integer>> vv1 = new Vector<Vector<Integer>>();
+		 Vector<Integer> v3 = new Vector<Integer> ();
+		 v3.addElement(2);
+		 v3.addElement(2);
+		 Vector<Integer> v4 = new Vector<Integer> ();
+		 v4.addElement(3);
+		 v4.addElement(3);
+		 //Matrix m2 = new Matrix();
+		 //m2.addElement(v3);
+		 //m2.addElement(v4);
+		 vv1.addElement(v3);
+		 vv1.addElement(v4);
 		 
-		instanceOfClass_m2 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv1);//Matrix m2 = new Matrix(vv1);
+		 instanceOfClass_m2 = classToTest.getDeclaredConstructor(Vector.class).newInstance(vv1);//Matrix m2 = new Matrix(vv1);
 		 
 		 
-		//Matrix m3 = m1.mul(vv1);
+
+		 //Matrix m3 = m1.mul(vv1);
 //		 Method mul = classToTest.getDeclaredMethod("mul", Vector.class);
 //		 Object result = mul.invoke(instanceOfClass_m1, instanceOfClass_m2);
-		Field mul = classToTest.getField("mul");
-		mul.setAccessible(true);
+		 Field mul = classToTest.getField("mul");
+		 mul.setAccessible(true);
 		 
-		Class<?> lambda = mul.get(instanceOfClass_m1).getClass();
-		Method apply = lambda.getMethod("apply", Object.class, Object.class);
+		 Class<?> lambda = mul.get(instanceOfClass_m1).getClass();
+		 Method apply = lambda.getMethod("apply", Object.class,Object.class);
 		// Damit man auf die Methode zugreifen kann
-		apply.setAccessible(true);
+		 apply.setAccessible(true);
 		 
-		Object result = apply.invoke(mul.get(instanceOfClass_m1), instanceOfClass_m1, instanceOfClass_m2);
-		System.out.println(instanceOfClass_m1.toString() + " * " + instanceOfClass_m2.toString() + " = " + result.toString());
+		 Object result = apply.invoke(mul.get(instanceOfClass_m1),instanceOfClass_m1, instanceOfClass_m2);
+		 System.out.println(instanceOfClass_m1.toString() + " * " + instanceOfClass_m2.toString() + " = " + result.toString());
 		
-		Vector<Vector<Integer>> res = new Vector<Vector<Integer>>();
-		Vector<Integer> v5 = new Vector<Integer>();
-		v5.addElement(10);
-		v5.addElement(10);
-		Vector<Integer> v6 = new Vector<Integer>();
-		v6.addElement(15);
-		v6.addElement(15);
-		//Matrix m2 = new Matrix();
-		//m2.addElement(v3);
-		//m2.addElement(v4);
-		res.addElement(v5);
-		res.addElement(v6);
-		instanceOfClass_m3 = classToTest.getDeclaredConstructor(Vector.class).newInstance(res);
-		assertEquals(result, instanceOfClass_m3);
+		 Vector<Vector<Integer>> res = new Vector<Vector<Integer>>();
+		 Vector<Integer> v5 = new Vector<Integer> ();
+		 v5.addElement(10);
+		 v5.addElement(10);
+		 Vector<Integer> v6 = new Vector<Integer> ();
+		 v6.addElement(15);
+		 v6.addElement(15);
+		 //Matrix m2 = new Matrix();
+		 //m2.addElement(v3);
+		 //m2.addElement(v4);
+		 res.addElement(v5);
+		 res.addElement(v6);
+		 instanceOfClass_m3 = classToTest.getDeclaredConstructor(Vector.class).newInstance(res);
+		 assertEquals(result, instanceOfClass_m3);
 		
 	}
 

src/test/java/bytecode/MatrixTest.java

@@ -85,6 +85,7 @@ public class MatrixTest {
 		 res.addElement(v6);
 		 instanceOfClass_m3 = classToTest.getDeclaredConstructor(Vector.class).newInstance(res);
 		 assertEquals(result, instanceOfClass_m3);
+		
 	}
 
 }

src/test/java/bytecode/OLTest.java

@@ -7,14 +7,11 @@ import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.net.URL;
 import java.net.URLClassLoader;
-import java.util.List;
 
 import org.junit.BeforeClass;
 import org.junit.Test;
 
-import de.dhbwstuttgart.bytecode.genericsGeneratorTypes.GenericGenratorResultForSourceFile;
 import de.dhbwstuttgart.core.JavaTXCompiler;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
 
 public class OLTest {
 	private static String path;
@@ -33,9 +30,7 @@ public class OLTest {
 		fileToTest = new File(path);
 		compiler = new JavaTXCompiler(fileToTest);
 		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		List<ResultSet> typeinferenceResult = compiler.typeInference();
-		List<GenericGenratorResultForSourceFile> simplifyResultsForAllSourceFiles = compiler.getGeneratedGenericResultsForAllSourceFiles(typeinferenceResult);
-		compiler.generateBytecode(pathToClassFile,typeinferenceResult,simplifyResultsForAllSourceFiles);
+		compiler.generateBytecode(pathToClassFile);
 		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
 		classToTest = loader.loadClass("OL");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
@@ -52,14 +47,14 @@ public class OLTest {
 	public void testmInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m", Integer.class);
 		Integer result = (Integer) m.invoke(instanceOfClass, 5);
-		assertEquals(new Integer(10), result);
+		assertEquals(10, result);
 	}
 	
 	@Test
 	public void testmDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m", Double.class);
 		Double result = (Double) m.invoke(instanceOfClass, 5.0);
-		assertEquals(new Double(10.0), result);
+		assertEquals(10.0, result);
 	}
 	
 	@Test
@@ -78,14 +73,14 @@ public class OLTest {
 	public void testmainInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method main = classToTest1.getDeclaredMethod("main", Integer.class);
 		Integer result = (Integer) main.invoke(instanceOfClass1, 5);
-		assertEquals(new Integer(10), result);
+		assertEquals(10, result);
 	}
 	
 	@Test
 	public void testmainDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method main = classToTest1.getDeclaredMethod("main", Double.class);
 		Double result = (Double) main.invoke(instanceOfClass1, 5.0);
-		assertEquals(new Double(10.0), result);
+		assertEquals(10.0, result);
 	}
 	
 	@Test

src/test/java/bytecode/OpTest.java

@@ -54,7 +54,7 @@ public class OpTest {
 		
 		Integer result = (Integer) m.invoke(instanceOfClass, 7,3);
 		
-		assertEquals(new Integer(10), result);
+		assertEquals(10, result);
 	}
 	
 

src/test/java/bytecode/PostIncTest.java

@@ -38,28 +38,28 @@ public class PostIncTest {
 	public void testM1() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(1), res);
+		assertEquals(1, res);
 	}
 	
 	@Test
 	public void testM2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m2");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(0), res);
+		assertEquals(0, res);
 	}
 	
 	@Test
 	public void testD1() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("d");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(-1), res);
+		assertEquals(-1, res);
 	}
 	
 	@Test
 	public void testD2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("d2");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(0), res);
+		assertEquals(0, res);
 	}
 
 }

src/test/java/bytecode/PreIncTest.java

@@ -38,28 +38,28 @@ public class PreIncTest {
 	public void testM() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(1), res);
+		assertEquals(1, res);
 	}
 	
 	@Test
 	public void testM2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m2");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(1), res);
+		assertEquals(1, res);
 	}
 	
 	@Test
 	public void testD() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("d");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(-1), res);
+		assertEquals(-1, res);
 	}
 	
 	@Test
 	public void testD2() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("d2");
 		Integer res = (Integer) m.invoke(instanceOfClass);
-		assertEquals(new Integer(-1), res);
+		assertEquals(-1, res);
 	}
 
 }

src/test/java/bytecode/SimpleCycleTest.java

@@ -1,38 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.net.URL;
-import java.net.URLClassLoader;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class SimpleCycleTest {
-	
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-	@Test
-	public void generateGen() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/SimpleCycle.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		compiler.generateBytecode(pathToClassFile);
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("SimpleCycle");
-		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-	}
-
-	
-}

src/test/java/bytecode/TphTest.java

@@ -39,7 +39,7 @@ public class TphTest {
 		Method m = classToTest.getDeclaredMethod("m", Object.class, Object.class);
 		Object result = m.invoke(instanceOfClass, 1,2);
 		
-		assertEquals(1,result);
+		assertEquals(2,result);
 	}
 	
 	@Test
@@ -47,7 +47,7 @@ public class TphTest {
 		Method m = classToTest.getDeclaredMethod("m", Object.class, Object.class);
 		Object result = m.invoke(instanceOfClass, 1, "sss");
 		
-		assertEquals(1,result);
+		assertEquals("sss",result);
 	}
 	
 	@Test

src/test/java/bytecode/TypedIDTest.java

@@ -1,38 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Field;
-import java.net.URL;
-import java.net.URLClassLoader;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class TypedIDTest {
-
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-
-	@Test
-	public void test() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/TypedID.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("TypedID");
-		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-	}
-
-}

src/test/java/bytecode/VectorAddTest.java

@@ -1,38 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.net.URL;
-import java.net.URLClassLoader;
-import java.util.Vector;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class VectorAddTest {
-	
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-	@Test
-	public void test() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/VectorAdd.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		compiler.generateBytecode(pathToClassFile);
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("VectorAdd");
-		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-	}
-
-}

src/test/java/bytecode/VectorSuperTest.java

@@ -1,45 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.net.URL;
-import java.net.URLClassLoader;
-import java.util.Vector;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class VectorSuperTest {
-	
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-	@BeforeClass
-	public static void setUpBeforeClass() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/VectorSuper.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		compiler.generateBytecode(pathToClassFile);
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("VectorSuper");
-		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
-	}
-
-	@Test
-	public void test1() throws Exception {
-		Method m = classToTest.getDeclaredMethod("m", Vector.class);
-		//Object result = m.invoke(instanceOfClass, 1);
-		
-		//assertEquals(1,result);
-	}
-}

src/test/java/bytecode/WhileTest.java

@@ -38,21 +38,21 @@ public class WhileTest {
 	public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m", Integer.class);
 		Integer result = (Integer) m.invoke(instanceOfClass, 0);
-		assertEquals(new Integer(2), result);
+		assertEquals(2, result);
 	}
 	
 	@Test
 	public void testDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m", Double.class);
 		Double result = (Double) m.invoke(instanceOfClass, 0.0);
-		assertEquals(new Double(2.0), result);
+		assertEquals(2.0, result);
 	}
 	
 	@Test
 	public void testLong() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {
 		Method m = classToTest.getDeclaredMethod("m", Long.class);
 		Long result = (Long) m.invoke(instanceOfClass, 0l);
-		assertEquals(new Long(2l), result);
+		assertEquals(2l, result);
 	}
 
 }

src/test/java/bytecode/YTest.java

@@ -25,11 +25,11 @@ public class YTest {
 	public void generateBC() throws Exception {
 		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/Y.jav";
 		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("Y");
+//		compiler = new JavaTXCompiler(fileToTest);
+//		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
+//		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
+//		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
+//		classToTest = loader.loadClass("Y");
 		/*
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 

src/test/java/bytecode/applyLambdaTest.java

@@ -1,4 +1,3 @@
-
 package bytecode;
 
 import static org.junit.Assert.assertEquals;

src/test/java/bytecode/mathStrucIntegerTest.java

@@ -1,38 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Field;
-import java.net.URL;
-import java.net.URLClassLoader;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class mathStrucIntegerTest {
-
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-
-	@Test
-	public void test() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/mathStrucInteger.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("mathStrucInteger");
-		//instanceOfClass = classToTest.getDeclaredConstructor(Integer.class).newInstance("A");
-	}
-
-}

src/test/java/bytecode/mathStrucTest.java

@@ -1,38 +0,0 @@
-package bytecode;
-
-import static org.junit.Assert.*;
-
-import java.io.File;
-import java.lang.reflect.Field;
-import java.net.URL;
-import java.net.URLClassLoader;
-
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-import de.dhbwstuttgart.core.JavaTXCompiler;
-
-public class mathStrucTest {
-
-	private static String path;
-	private static File fileToTest;
-	private static JavaTXCompiler compiler;
-	private static ClassLoader loader;
-	private static Class<?> classToTest;
-	private static String pathToClassFile;
-	private static Object instanceOfClass;
-	
-
-	@Test
-	public void test() throws Exception {
-		path = System.getProperty("user.dir")+"/src/test/resources/bytecode/javFiles/mathStruc.jav";
-		fileToTest = new File(path);
-		compiler = new JavaTXCompiler(fileToTest);
-		compiler.generateBytecode(System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/");
-		pathToClassFile = System.getProperty("user.dir")+"/src/test/resources/testBytecode/generatedBC/";
-		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
-		classToTest = loader.loadClass("mathStruc");
-		instanceOfClass = classToTest.getDeclaredConstructor(Object.class).newInstance("A");
-	}
-
-}

src/test/java/bytecode/simplifyalgo/CycleTest.java

@@ -0,0 +1,77 @@
+/**
+ * 
+ */
+package bytecode.simplifyalgo;
+
+import static org.junit.Assert.*;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.objectweb.asm.Type;
+
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
+
+/**
+ * @author Fayez Abu Alia
+ *
+ */
+public class CycleTest {
+	
+	private static TPHExtractor tphExtractor;
+	private static String methName;
+
+	/**
+	 * @throws java.lang.Exception
+	 */
+	@BeforeClass
+	public static void setUpBeforeClass() throws Exception {
+		tphExtractor = new TPHExtractor();
+		// A < B
+		TPHConstraint c1 = new ExtendsConstraint("A", "B", Relation.EXTENDS);
+		// B < C
+		TPHConstraint c2 = new ExtendsConstraint("B", "C", Relation.EXTENDS);
+		// C < D
+		TPHConstraint c3 = new ExtendsConstraint("C", "D", Relation.EXTENDS);
+		// D < A
+		TPHConstraint c4 = new ExtendsConstraint("D", "A", Relation.EXTENDS);
+		// name
+		methName = "m";
+		MethodAndTPH mtph = new MethodAndTPH("m");
+		mtph.getTphs().add("A");
+		mtph.getTphs().add("B");
+		mtph.getTphs().add("C");
+		mtph.getTphs().add("D");
+		tphExtractor.ListOfMethodsAndTph.add(mtph);
+		tphExtractor.allCons.add(c1);
+		tphExtractor.allCons.add(c2);
+		tphExtractor.allCons.add(c3);
+		tphExtractor.allCons.add(c4);
+		
+	}
+
+	@Test
+	public void test() {
+		HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
+		HashSet<String> equals = new HashSet<>();
+		equals.add("A");
+		equals.add("B");
+		equals.add("C");
+		equals.add("D");
+		TPHConstraint k = new ExtendsConstraint("A", Type.getInternalName(Object.class), Relation.EXTENDS);
+		result.put(k, equals);
+		
+		HashMap<TPHConstraint, HashSet<String>> sim = Simplify.simplifyConstraints(methName, tphExtractor,new ArrayList<>());
+		boolean areEquals = SimpleCycle.areMapsEqual(result, sim);
+		assertTrue(areEquals);
+	}
+
+}

src/test/java/bytecode/simplifyalgo/FinderTest.java

@@ -0,0 +1,64 @@
+package bytecode.simplifyalgo;
+
+import static org.junit.Assert.*;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.objectweb.asm.Type;
+
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.bytecode.utilities.ConstraintsFinder;
+import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
+import de.dhbwstuttgart.typedeployment.TypeInsertPlacer;
+
+/**
+ * 
+ * @author Fayez Abu Alia
+ *
+ */
+public class FinderTest {
+
+	@Test
+	public void testM1() {
+		List<TPHConstraint> allCons = new ArrayList<>();
+		// L < M
+		TPHConstraint c1 = new ExtendsConstraint("L", "M", Relation.EXTENDS);
+		// L < N
+		TPHConstraint c2 = new ExtendsConstraint("L", "N", Relation.EXTENDS);
+		// M < O
+		TPHConstraint c3 = new ExtendsConstraint("M", "O", Relation.EXTENDS);
+		// M < P
+		TPHConstraint c4 = new ExtendsConstraint("M", "P", Relation.EXTENDS);
+
+		allCons.add(c1);
+		allCons.add(c2);
+		allCons.add(c3);
+		allCons.add(c4);
+		List<List<TPHConstraint>> res = new ArrayList<>();
+		List<TPHConstraint> l1 = new ArrayList<>();
+		List<TPHConstraint> l2 = new ArrayList<>();
+		
+		l1.add(c1);
+		l1.add(c2);
+		
+		l2.add(c3);
+		l2.add(c4);
+		
+		res.add(l1);
+		res.add(l2);
+		
+		ConstraintsFinder finder = new ConstraintsFinder(allCons);
+		
+		assertEquals(finder.findConstraints(), res);
+	}
+
+}

src/test/java/bytecode/simplifyalgo/SameLeftSide.java

@@ -0,0 +1,102 @@
+package bytecode.simplifyalgo;
+
+import static org.junit.Assert.*;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.objectweb.asm.Type;
+
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.bytecode.utilities.MethodAndTPH;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
+import de.dhbwstuttgart.typedeployment.TypeInsertPlacer;
+
+/**
+* 
+* @author Fayez Abu Alia
+*
+*/
+public class SameLeftSide {
+	// Typeplaceholders können nicht definiert werden, da die Konstruktor
+	// private ist => Test geht nicht
+	private static TPHExtractor tphExtractor;
+	private static String methName;
+	private static String methName2;
+	
+	@BeforeClass
+	public static void setUpBeforeClass() throws Exception {
+		tphExtractor = new TPHExtractor();
+		// A < B
+		TPHConstraint c1 = new ExtendsConstraint("A", "B", Relation.EXTENDS);
+		// A < C
+		TPHConstraint c2 = new ExtendsConstraint("A", "C", Relation.EXTENDS);
+		// B < D
+		TPHConstraint c3 = new ExtendsConstraint("B", "D", Relation.EXTENDS);
+		// C < E
+		TPHConstraint c4 = new ExtendsConstraint("C", "E", Relation.EXTENDS);
+		// name
+		methName = "m1";
+		MethodAndTPH m1 = new MethodAndTPH("m1");
+		
+		methName2 = "m2";
+		MethodAndTPH m2 = new MethodAndTPH("m2");
+		
+		m1.getTphs().add("A");
+		m1.getTphs().add("B");
+		m1.getTphs().add("D");
+		
+		m2.getTphs().add("C");
+		m2.getTphs().add("E");
+		
+		tphExtractor.ListOfMethodsAndTph.add(m1);
+		tphExtractor.ListOfMethodsAndTph.add(m2);
+		
+		tphExtractor.allCons.add(c1);
+		tphExtractor.allCons.add(c2);
+		tphExtractor.allCons.add(c3);
+		tphExtractor.allCons.add(c4);
+	}
+
+	@Test
+	public void testM1() {
+		HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
+		
+		TPHConstraint d = new ExtendsConstraint("D", Type.getInternalName(Object.class), Relation.EXTENDS);
+		TPHConstraint a = new ExtendsConstraint("A", "D", Relation.EXTENDS);
+		TPHConstraint b = new ExtendsConstraint("B", "D", Relation.EXTENDS);
+		result.put(d, new HashSet<>());
+		result.put(a, new HashSet<>());
+		HashSet<String> hs = new HashSet<>();
+		
+		result.put(b, hs);
+		
+		HashMap<TPHConstraint, HashSet<String>> sim = Simplify.simplifyConstraints(methName, tphExtractor,new ArrayList<>());
+		boolean areEquals = SimpleCycle.areMapsEqual(result, sim);
+		assertTrue(areEquals);
+	}
+	
+	@Test
+	public void testM2() {
+		HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
+		
+		TPHConstraint e = new ExtendsConstraint("E", Type.getInternalName(Object.class), Relation.EXTENDS);
+		TPHConstraint c = new ExtendsConstraint("C", "E", Relation.EXTENDS);
+		
+		result.put(e, new HashSet<>());
+		HashSet<String> hs = new HashSet<>();
+		hs.add("B");
+		result.put(c, hs);
+		
+		HashMap<TPHConstraint, HashSet<String>> sim = Simplify.simplifyConstraints(methName2, tphExtractor,new ArrayList<>());
+		boolean areEquals = SimpleCycle.areMapsEqual(result, sim);
+		assertTrue(areEquals);
+	}
+
+}

src/test/java/bytecode/simplifyalgo/SimpleCycle.java

@@ -0,0 +1,80 @@
+package bytecode.simplifyalgo;
+
+import static org.junit.Assert.*;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.objectweb.asm.Type;
+
+import de.dhbwstuttgart.bytecode.TPHExtractor;
+import de.dhbwstuttgart.bytecode.constraint.ExtendsConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint;
+import de.dhbwstuttgart.bytecode.constraint.TPHConstraint.Relation;
+import de.dhbwstuttgart.bytecode.utilities.Simplify;
+/**
+ * 
+ * @author Fayez Abu Alia
+ *
+ */
+public class SimpleCycle {
+	private static TPHExtractor tphExtractor;
+	private static String methName;
+	@BeforeClass
+	public static void setUpBeforeClass() throws Exception {
+		tphExtractor = new TPHExtractor();
+		// A < B
+		TPHConstraint c1 = new ExtendsConstraint("A", "B", Relation.EXTENDS);
+		// B < A
+		TPHConstraint c2 = new ExtendsConstraint("B", "A", Relation.EXTENDS);
+		// name
+		methName = "m";
+		tphExtractor.allCons.add(c1);
+		tphExtractor.allCons.add(c2);
+		
+	}
+
+	@Test
+	public void test() {
+		HashMap<TPHConstraint, HashSet<String>> result = new HashMap<>();
+		HashSet<String> equals = new HashSet<>();
+		equals.add("A");
+		equals.add("B");
+		TPHConstraint k = new ExtendsConstraint("B", Type.getInternalName(Object.class), Relation.EXTENDS);
+		result.put(k, equals);
+		
+		HashMap<TPHConstraint, HashSet<String>> sim = Simplify.simplifyConstraints(methName, tphExtractor,new ArrayList<>());
+		boolean areEquals = areMapsEqual(result, sim);
+		assertTrue(areEquals);
+	}
+	
+	public static boolean areMapsEqual(HashMap<TPHConstraint, HashSet<String>> m1, HashMap<TPHConstraint, HashSet<String>> m2) {
+		
+		for(TPHConstraint c : m1.keySet()) {
+			for(TPHConstraint c2 : m2.keySet()) {
+				if(c.getLeft().equals(c2.getLeft()) && c.getRight().equals(c2.getRight()) && c.getRel()==c2.getRel()) {
+					HashSet<String> eq1 = m1.get(c);
+					HashSet<String> eq2 = m2.get(c2);
+					
+					if((eq1 == null && eq2 != null) || (eq1 != null && eq2 == null))
+						return false;
+					if(eq1 != null) {
+						if(eq1.size() != eq2.size())
+							return false;
+						
+						for(String tph:eq1) {
+							if(!eq2.contains(tph))
+								return false;
+						}
+					}
+				}
+			}
+			
+		}
+		return true;
+	}
+
+}

src/test/resources/bytecode/javFiles/ClassGenLam.jav

@@ -1,8 +0,0 @@
-import java.lang.Integer;
-
-public class ClassGenLam {
-	lam = x-> x;
-//	public ClassGenLam() {
-//		lam = x->x; 
-//	}
-}

src/test/resources/bytecode/javFiles/Faculty.jav

@@ -1,26 +1,22 @@
 import java.lang.Integer;
-//import java.lang.Long;
-//import java.lang.Short;
 
 public class Faculty {
-    public fact;
-    Faculty() {
-        fact = (x) -> {
-            if (x == 1) {
-                return 1;
-            }
-            else {
-              return x * (fact.apply(x-1));
-            }
-        };
-    }
+	public fact;
+	Faculty() {
+		fact = (x) -> {
+			if (x == 1) {
+				return 1;
+			}
+			else {
+			  return x * (fact.apply(x-1));
+			}
+		};
+	}
 	
 	
-    
-    public getFact(x) {
-        return fact.apply(x);
-    }
-}
+	public getFact(x) {
+		return fact.apply(x);
+	}
 //  m (x) {
 //	  
 ////   var fact = (x) -> {
@@ -49,4 +45,4 @@ public class Faculty {
 //		  return x * m(x-1);
 //	  }
 //  }
-//}
+}

src/test/resources/bytecode/javFiles/FieldTphConsMeth.jav

@@ -2,25 +2,10 @@ public class FieldTphConsMeth {
 	
 	a;
 	public FieldTphConsMeth(c) {
-		a = id(c);
+		a = m(c);
 	}
 	
-	id(b) {
+	m(b) {
 		return b;
 	}
-
-	/*setA(x) {
-	    a = x;
-	    return a;
-	}*/
-
-	m(x,y) {
-	    x = id(y);
-	}
-
-	/*m2(x,y) {
-    	    x = setA(y);
-    	    return x;
-    	}*/
-
 }

src/test/resources/bytecode/javFiles/Id.jav

@@ -1,20 +1,6 @@
-public class Id {
-//	a;
-//	id(b){
-//		return b;
-//	}
-	id2 = x -> x;
-//	id2 = () -> {
-//		var x = m(a);
-//		var y = x;
-//		var z = y;
-//	};
-//	
-//	m(a){
-//		return a;
-//	}
-	id3 (x) {
-	   	return id2.apply(x);
+public class Id<FTU extends FTT,FTT>  {
+	
+	id(FTU b){
+		return b;
 	}
 }
-

src/test/resources/bytecode/javFiles/Lambda.jav

@@ -7,5 +7,4 @@ public class Lambda {
         return x;
    };
    return lam1;
-  }
 }

src/test/resources/bytecode/javFiles/Matrix.jav

@@ -19,7 +19,7 @@ public class Matrix    extends Vector<Vector<Integer>> {
 	  } 
     }
 
-    mul(m) {
+    mul(java.util.Vector<? extends Vector<? extends java.lang.Integer>> m) {
         var ret = new Matrix();
         var i = 0;
         while(i < size()) {

src/test/resources/bytecode/javFiles/MatrixOP.jav

@@ -1,6 +1,6 @@
 import java.util.Vector;
 import java.lang.Integer;
-//import java.lang.Byte;
+import java.lang.Byte;
 import java.lang.Boolean;
 
 public class MatrixOP    extends Vector<Vector<Integer>> {
@@ -18,7 +18,7 @@ public class MatrixOP    extends Vector<Vector<Integer>> {
 	  }
     }
 
-	public mul = (m1, m2) -> {
+	Fun2$$<java.util.Vector<? extends java.util.Vector<? extends java.lang.Byte>>, java.util.Vector<? extends java.util.Vector<? extends java.lang.Byte>>, MatrixOP> mul = (m1, m2) -> {
         var ret = new MatrixOP();
         var i = 0;
         while(i < m1.size()) {