Logik für Generics implementieren. Unvollständig

src/de/dhbwstuttgart/syntaxtree/ClassOrInterface.java

@@ -1,6 +1,7 @@
 package de.dhbwstuttgart.syntaxtree;
 
 import de.dhbwstuttgart.core.IItemWithOffset;
+import de.dhbwstuttgart.exceptions.DebugException;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
@@ -17,7 +18,7 @@ import java.util.List;
 /**
  * Stellt jede Art von Klasse dar. Auch abstrakte Klassen und Interfaces
  */
-public class ClassOrInterface extends SyntaxTreeNode {
+public class ClassOrInterface extends SyntaxTreeNode implements TypeScope{
   protected int modifiers;
   protected JavaClassName name;
   private List<Field> fields = new ArrayList<>();
@@ -81,6 +82,11 @@ public class ClassOrInterface extends SyntaxTreeNode {
     return this.genericClassParameters;
   }
 
+  @Override
+  public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
+    return null;
+  }
+
   public List<Constructor> getConstructors() {
     return constructors;
   }

src/de/dhbwstuttgart/syntaxtree/Field.java

@@ -3,13 +3,12 @@ package de.dhbwstuttgart.syntaxtree;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import org.antlr.v4.runtime.Token;
 
-public class Field extends SyntaxTreeNode{
+import java.util.ArrayList;
+
+public class Field extends SyntaxTreeNode implements TypeScope{
 	
 	private String name;
 	private RefTypeOrTPHOrWildcardOrGeneric type;
-
-
-	private GenericDeclarationList genericParameters;
     
 	public Field(String name, RefTypeOrTPHOrWildcardOrGeneric type, int modifier, Token offset){
 		super(offset);
@@ -29,5 +28,15 @@ public class Field extends SyntaxTreeNode{
 	public void accept(ASTVisitor visitor) {
 		visitor.visit(this);
 	}
+
+	@Override
+	public Iterable<? extends GenericTypeVar> getGenerics() {
+		return new ArrayList<>();
+	}
+
+	@Override
+	public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
+		return type;
+	}
 }
 

src/de/dhbwstuttgart/syntaxtree/Method.java

@@ -22,7 +22,7 @@ import de.dhbwstuttgart.syntaxtree.statement.Block;
  * @author janulrich
  *
  */
-public class Method extends Field implements IItemWithOffset, TypeScope
+public class Method extends Field implements IItemWithOffset
 {
 	public final Block block;
 	private ParameterList parameterlist = new ParameterList(new ArrayList<>(), new NullToken());

src/de/dhbwstuttgart/typeinference/assumptions/Assumption.java

@@ -0,0 +1,15 @@
+package de.dhbwstuttgart.typeinference.assumptions;
+
+import de.dhbwstuttgart.syntaxtree.TypeScope;
+
+public class Assumption {
+    private final TypeScope typeScope;
+
+    public Assumption(TypeScope typeScope) {
+        this.typeScope = typeScope;
+    }
+
+    public TypeScope getTypeScope() {
+        return typeScope;
+    }
+}

src/de/dhbwstuttgart/typeinference/assumptions/FieldAssumption.java

@@ -1,13 +1,15 @@
 package de.dhbwstuttgart.typeinference.assumptions;
 
+import de.dhbwstuttgart.syntaxtree.TypeScope;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 
-public class FieldAssumption {
+public class FieldAssumption extends Assumption{
     private RefTypeOrTPHOrWildcardOrGeneric receiverType;
     private RefTypeOrTPHOrWildcardOrGeneric type;
 
     public FieldAssumption(RefTypeOrTPHOrWildcardOrGeneric receiverType,
-                           RefTypeOrTPHOrWildcardOrGeneric type){
+                           RefTypeOrTPHOrWildcardOrGeneric type, TypeScope scope){
+        super(scope);
         this.type = type;
         this.receiverType = receiverType;
     }

src/de/dhbwstuttgart/typeinference/assumptions/MethodAssumption.java

@@ -1,18 +1,22 @@
 package de.dhbwstuttgart.typeinference.assumptions;
 
 import de.dhbwstuttgart.syntaxtree.ParameterList;
+import de.dhbwstuttgart.syntaxtree.TypeScope;
+import de.dhbwstuttgart.syntaxtree.statement.Assign;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 
 import java.util.List;
 import java.util.stream.Collectors;
 
-public class MethodAssumption {
+public class MethodAssumption extends Assumption{
     private RefType receiver;
     private RefTypeOrTPHOrWildcardOrGeneric retType;
     List<RefTypeOrTPHOrWildcardOrGeneric> params;
 
-    public MethodAssumption(RefType receiver, RefTypeOrTPHOrWildcardOrGeneric retType, List<RefTypeOrTPHOrWildcardOrGeneric> params){
+    public MethodAssumption(RefType receiver, RefTypeOrTPHOrWildcardOrGeneric retType,
+                            List<RefTypeOrTPHOrWildcardOrGeneric> params, TypeScope scope){
+        super(scope);
         this.receiver = receiver;
         this.retType = retType;
         this.params = params;

src/de/dhbwstuttgart/typeinference/assumptions/TypeInferenceBlockInformation.java

@@ -33,28 +33,4 @@ public class TypeInferenceBlockInformation extends TypeInferenceInformation {
     public TypeScope getCurrentTypeScope() {
         return methodContext;
     }
-
-    private class TypeScopeContainer implements TypeScope{
-        ArrayList<TypeScope> scopes = new ArrayList<>();
-        Stack<RefTypeOrTPHOrWildcardOrGeneric> types = new Stack<>();
-        public TypeScopeContainer(TypeScope scope1, TypeScope scope2){
-            scopes.add(scope1);
-            scopes.add(scope2);
-            types.push(scope1.getReturnType());
-            types.push(scope2.getReturnType());
-        }
-        public void add(TypeScope scope){
-        }
-
-        @Override
-        public Iterable<? extends GenericTypeVar> getGenerics() {
-            return Iterables.concat(scopes.stream().
-                    map(TypeScope::getGenerics).collect(Collectors.toList()).toArray(new Iterable[0]));
-        }
-
-        @Override
-        public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
-            return types.peek();
-        }
-    }
 }

src/de/dhbwstuttgart/typeinference/assumptions/TypeInferenceInformation.java

@@ -45,7 +45,7 @@ public class TypeInferenceInformation {
         for(ClassOrInterface cl : classes){
             for(Field m : cl.getFieldDecl()){
                 if(m.getName().equals(name)){
-                    ret.add(new FieldAssumption(cl.getType(), checkGTV(m.getType())));
+                    ret.add(new FieldAssumption(cl.getType(), checkGTV(m.getType()), new TypeScopeContainer(cl, m)));
                 }
             }
         }

src/de/dhbwstuttgart/typeinference/assumptions/TypeScopeContainer.java

@@ -0,0 +1,32 @@
+package de.dhbwstuttgart.typeinference.assumptions;
+
+import com.google.common.collect.Iterables;
+import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
+import de.dhbwstuttgart.syntaxtree.TypeScope;
+import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
+
+import java.util.ArrayList;
+import java.util.Stack;
+import java.util.stream.Collectors;
+
+public class TypeScopeContainer implements TypeScope {
+    ArrayList<TypeScope> scopes = new ArrayList<>();
+    Stack<RefTypeOrTPHOrWildcardOrGeneric> types = new Stack<>();
+    public TypeScopeContainer(TypeScope scope1, TypeScope scope2){
+        scopes.add(scope1);
+        scopes.add(scope2);
+        types.push(scope1.getReturnType());
+        types.push(scope2.getReturnType());
+    }
+
+    @Override
+    public Iterable<? extends GenericTypeVar> getGenerics() {
+        return Iterables.concat(scopes.stream().
+                map(TypeScope::getGenerics).collect(Collectors.toList()).toArray(new Iterable[0]));
+    }
+
+    @Override
+    public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
+        return types.peek();
+    }
+}

src/de/dhbwstuttgart/typeinference/constraints/ConstraintsFactory.java

@@ -1,6 +1,8 @@
 package de.dhbwstuttgart.typeinference.constraints;
 
+import de.dhbwstuttgart.exceptions.DebugException;
 import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
+import de.dhbwstuttgart.syntaxtree.TypeScope;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
@@ -9,27 +11,44 @@ import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
 import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 public class ConstraintsFactory {
-    public static Pair createPair(RefTypeOrTPHOrWildcardOrGeneric t1, RefTypeOrTPHOrWildcardOrGeneric t2, PairOperator equalsdot, TypeInferenceBlockInformation info){
+
-        //Check whether Generics are in the same class:
+    public static Pair createPair(RefTypeOrTPHOrWildcardOrGeneric t1, RefTypeOrTPHOrWildcardOrGeneric t2,
-        return new Pair(checkGeneric(t1, info), checkGeneric(t2, info), equalsdot);
+                                  PairOperator equalsdot, TypeScope currentScope, TypeScope additionalScope,
+                           GenericsResolver resolver){
+        //Check whether Generics are in the same class and resolve all other generics:
+        return new Pair(checkGeneric(t1, currentScope, additionalScope,resolver),
+                checkGeneric(t2, currentScope,additionalScope, resolver), equalsdot);
     }
     public static Pair createPair(RefTypeOrTPHOrWildcardOrGeneric t1,
-                                  RefTypeOrTPHOrWildcardOrGeneric t2, TypeInferenceBlockInformation info){
+                                  RefTypeOrTPHOrWildcardOrGeneric t2, TypeScope currentScope, TypeScope additionalScope,
-        return createPair(t1,t2,PairOperator.SMALLERDOT, info);
+                           GenericsResolver resolver){
+        return createPair(t1,t2,PairOperator.SMALLERDOT, currentScope, additionalScope, resolver);
     }
 
-    private static RefTypeOrTPHOrWildcardOrGeneric checkGeneric(RefTypeOrTPHOrWildcardOrGeneric type, TypeInferenceBlockInformation info){
+    private static RefTypeOrTPHOrWildcardOrGeneric checkGeneric(RefTypeOrTPHOrWildcardOrGeneric type,
+                                                         TypeScope currentScope, TypeScope additionalScope,
+                                                         GenericsResolver resolver){
         if(type instanceof GenericRefType){
-            for(GenericTypeVar genericTypeVar : info.getCurrentTypeScope().getGenerics()){
+            //TODO: Für Generics müssen auch noch Constraints generiert werden
+            for(GenericTypeVar genericTypeVar : currentScope.getGenerics()){
                 if(genericTypeVar.getName().equals(((GenericRefType)type).getName())){
                     return new RefType(((GenericRefType)type).getName(),type.getOffset());
                 }
             }
             //Nicht in den Generics in diesem Kontext enthalten:
-            TypePlaceholder ret = TypePlaceholder.fresh(type.getOffset());
+            TypePlaceholder ret = null;
+            for(GenericTypeVar genericTypeVar : additionalScope.getGenerics()){
+                if(genericTypeVar.getName().equals(((GenericRefType)type).getName())){
+                    ret = resolver.resolve(genericTypeVar);
+                }
+            }
+            if(ret == null)
+                throw new DebugException("Der Generic " + ((GenericRefType) type).getName() + " kommt in keine TypeScope vor!");
             return ret;
         }else{
             return type;

src/de/dhbwstuttgart/typeinference/constraints/GenericsResolver.java

@@ -0,0 +1,12 @@
+package de.dhbwstuttgart.typeinference.constraints;
+
+import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
+import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+
+/**
+ * Wird für Generics benötigt
+ * TODO: Erklörung!
+ */
+public interface GenericsResolver {
+    public TypePlaceholder resolve(GenericTypeVar generic);
+}

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

@@ -6,6 +6,7 @@ import de.dhbwstuttgart.exceptions.NotImplementedException;
 import de.dhbwstuttgart.exceptions.TypeinferenceException;
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
+import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericsRegistry;
 import de.dhbwstuttgart.syntaxtree.*;
 import de.dhbwstuttgart.syntaxtree.statement.*;
 import de.dhbwstuttgart.syntaxtree.statement.literal.Literal;
@@ -17,16 +18,10 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import de.dhbwstuttgart.typeinference.assumptions.FieldAssumption;
 import de.dhbwstuttgart.typeinference.assumptions.MethodAssumption;
 import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
-import de.dhbwstuttgart.typeinference.constraints.Constraint;
+import de.dhbwstuttgart.typeinference.constraints.*;
-import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
-import de.dhbwstuttgart.typeinference.constraints.ConstraintsFactory;
-import de.dhbwstuttgart.typeinference.constraints.Pair;
 import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
 
-import java.util.ArrayList;
+import java.util.*;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
 import java.util.stream.Collectors;
 
 public class TYPEStmt implements StatementVisitor{
@@ -42,6 +37,20 @@ public class TYPEStmt implements StatementVisitor{
         return constraintsSet;
     }
 
+    private static GenericsResolver getResolverInstance(){
+        Map<GenericTypeVar, TypePlaceholder> map = new HashMap<>();
+        return generic -> {
+            if(map.containsKey(generic))return map.get(generic);
+            TypePlaceholder ret = TypePlaceholder.fresh(generic.getOffset());
+            map.put(generic, ret);
+            return ret;
+        };
+    }
+
+    private static TypeScope createTypeScope(ClassOrInterface cl, Method method) {
+        return null;
+    }
+
     @Override
     public void visit(ArgumentList arglist) {
         for(int i = 0;i<arglist.getArguments().size();i++){
@@ -57,10 +66,10 @@ public class TYPEStmt implements StatementVisitor{
         lambdaParams.add(0,tphRetType);
         constraintsSet.addUndConstraint(
                 ConstraintsFactory.createPair(lambdaExpression.getType(),
-                        new FunN(lambdaParams),PairOperator.EQUALSDOT,info));
+                        new FunN(lambdaParams),PairOperator.EQUALSDOT,info.getCurrentTypeScope(), createNullTypeScope(), getResolverInstance()));
         constraintsSet.addUndConstraint(
                 ConstraintsFactory.createPair(lambdaExpression.getReturnType(),
-                        tphRetType,info));
+                        tphRetType,info.getCurrentTypeScope(), createNullTypeScope(), getResolverInstance()));
 
         //Constraints des Bodys generieren:
         TYPEStmt lambdaScope = new TYPEStmt(new TypeInferenceBlockInformation(info, lambdaExpression));
@@ -73,7 +82,7 @@ public class TYPEStmt implements StatementVisitor{
         assign.lefSide.accept(this);
         assign.rightSide.accept(this);
         constraintsSet.addUndConstraint(ConstraintsFactory.createPair(
-                assign.rightSide.getType(), assign.lefSide.getType(), PairOperator.SMALLERDOT, info));
+                assign.rightSide.getType(), assign.lefSide.getType(), PairOperator.SMALLERDOT, info.getCurrentTypeScope(), createNullTypeScope(), getResolverInstance()));
     }
 
     @Override
@@ -104,10 +113,11 @@ public class TYPEStmt implements StatementVisitor{
         Set<Constraint> oderConstraints = new HashSet<>();
         for(FieldAssumption fieldAssumption : info.getFields(fieldVar.fieldVarName)){
             Constraint constraint = new Constraint();
+            GenericsResolver resolver = getResolverInstance();
             constraint.add(ConstraintsFactory.createPair(
-                    fieldVar.receiver.getType(),fieldAssumption.getReceiverType(), info));
+                    fieldVar.receiver.getType(),fieldAssumption.getReceiverType(), info.getCurrentTypeScope(), fieldAssumption.getTypeScope(), resolver));
             constraint.add(ConstraintsFactory.createPair(
-                    fieldVar.getType(),fieldAssumption.getType(), info));
+                    fieldVar.getType(),fieldAssumption.getType(), info.getCurrentTypeScope(), fieldAssumption.getTypeScope(), resolver));
             oderConstraints.add(constraint);
         }
         if(oderConstraints.size() == 0)
@@ -146,7 +156,9 @@ public class TYPEStmt implements StatementVisitor{
         //Overloading:
         Set<Constraint> methodConstraints = new HashSet<>();
         for(MethodAssumption m : this.getMethods(methodCall.name, methodCall.arglist, info)){
-            methodConstraints.add(generateConstraint(methodCall, m, info));
+            GenericsResolver resolver = getResolverInstance();
+            TypeScope additionalScope = m.getTypeScope();
+            methodConstraints.add(generateConstraint(methodCall, m, info, getResolverInstance()));
         }
         if(methodConstraints.size()<1){
             throw new TypeinferenceException("Methode "+methodCall.name+" ist nicht vorhanden!",methodCall.getOffset());
@@ -159,7 +171,7 @@ public class TYPEStmt implements StatementVisitor{
         //Overloading:
         Set<Constraint> methodConstraints = new HashSet<>();
         for(MethodAssumption m : this.getConstructors(info, (RefType) methodCall.getType(), methodCall.getArgumentList())){
-            methodConstraints.add(generateConstructorConstraint(methodCall, m, info));
+            methodConstraints.add(generateConstructorConstraint(methodCall, m, info, getResolverInstance()));
         }
         if(methodConstraints.size()<1){
             throw new TypeinferenceException("Konstruktor in Klasse "+methodCall.getType().toString()+" ist nicht vorhanden!",methodCall.getOffset());
@@ -181,7 +193,8 @@ public class TYPEStmt implements StatementVisitor{
     public void visit(Return returnExpr) {
         returnExpr.retexpr.accept(this);
         constraintsSet.addUndConstraint(ConstraintsFactory.createPair(
-                returnExpr.getType(),info.getCurrentTypeScope().getReturnType(), PairOperator.EQUALSDOT, info));
+                returnExpr.getType(),info.getCurrentTypeScope().getReturnType(), PairOperator.EQUALSDOT,
+                info.getCurrentTypeScope(), createNullTypeScope(), getResolverInstance()));
     }
 
     @Override
@@ -201,7 +214,23 @@ public class TYPEStmt implements StatementVisitor{
 
     @Override
     public void visit(This aThis) {
-        constraintsSet.addUndConstraint(ConstraintsFactory.createPair( aThis.getType(), info.getCurrentClass().getType(), PairOperator.EQUALSDOT, info));
+        constraintsSet.addUndConstraint(ConstraintsFactory.createPair(
+                aThis.getType(), info.getCurrentClass().getType(), PairOperator.EQUALSDOT, info.getCurrentTypeScope(),
+                createNullTypeScope(), getResolverInstance()));
+    }
+
+    private static TypeScope createNullTypeScope() {
+        return new TypeScope() {
+            @Override
+            public Iterable<? extends GenericTypeVar> getGenerics() {
+                return null;
+            }
+
+            @Override
+            public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
+                return null;
+            }
+        };
     }
 
     @Override
@@ -249,20 +278,24 @@ public class TYPEStmt implements StatementVisitor{
     METHOD CALL Section:
      */
 
-    protected Constraint<Pair> generateConstraint(MethodCall forMethod, MethodAssumption assumption, TypeInferenceBlockInformation info){
+    protected Constraint<Pair> generateConstraint(MethodCall forMethod, MethodAssumption assumption,
+                                                  TypeInferenceBlockInformation info, GenericsResolver resolver){
         Constraint methodConstraint = new Constraint();
-        methodConstraint.add(ConstraintsFactory.createPair(forMethod.receiver.getType(), assumption.getReceiverType(), PairOperator.SMALLERDOT, info));
+        methodConstraint.add(ConstraintsFactory.createPair(forMethod.receiver.getType(), assumption.getReceiverType(),
-        methodConstraint.add(ConstraintsFactory.createPair(assumption.getReturnType(), forMethod.getType(), PairOperator.EQUALSDOT, info));
+                PairOperator.SMALLERDOT, info.getCurrentTypeScope(), assumption.getTypeScope(), resolver));
-        methodConstraint.addAll(generateParameterConstraints(forMethod, assumption, info));
+        methodConstraint.add(ConstraintsFactory.createPair(assumption.getReturnType(), forMethod.getType(),
+                PairOperator.EQUALSDOT, info.getCurrentTypeScope(), assumption.getTypeScope(), resolver));
+        methodConstraint.addAll(generateParameterConstraints(forMethod, assumption, info, resolver));
         return methodConstraint;
     }
 
-    protected Set<Pair> generateParameterConstraints(MethodCall foMethod, MethodAssumption assumption, TypeInferenceBlockInformation info) {
+    protected Set<Pair> generateParameterConstraints(MethodCall foMethod, MethodAssumption assumption,
+                                                     TypeInferenceBlockInformation info, GenericsResolver resolver) {
         Set<Pair> ret = new HashSet<>();
         for(int i = 0;i<foMethod.arglist.getArguments().size();i++){
             foMethod.arglist.getArguments().get(i).accept(this);
             ret.add(ConstraintsFactory.createPair(foMethod.arglist.getArguments().get(i).getType(),
-                    assumption.getArgTypes().get(i), PairOperator.SMALLERDOT, info));
+                    assumption.getArgTypes().get(i), PairOperator.SMALLERDOT, info.getCurrentTypeScope(), assumption.getTypeScope(), resolver));
         }
         return ret;
     }
@@ -275,7 +308,18 @@ public class TYPEStmt implements StatementVisitor{
             for(int i = 0; i< numArgs + 1 ; i++){
                 funNParams.add(TypePlaceholder.fresh(new NullToken()));
             }
-            ret.add(new MethodAssumption(new FunN(funNParams), funNParams.get(0), funNParams.subList(1, funNParams.size())));
+            ret.add(new MethodAssumption(new FunN(funNParams), funNParams.get(0), funNParams.subList(1, funNParams.size()),
+                    new TypeScope() {
+                        @Override
+                        public Iterable<? extends GenericTypeVar> getGenerics() {
+                            throw new NotImplementedException();
+                        }
+
+                        @Override
+                        public RefTypeOrTPHOrWildcardOrGeneric getReturnType() {
+                            throw new NotImplementedException();
+                        }
+                    }));
         }
         for(ClassOrInterface cl : info.getAvailableClasses()){
             for(Method m : cl.getMethods()){
@@ -283,7 +327,8 @@ public class TYPEStmt implements StatementVisitor{
                         m.getParameterList().getFormalparalist().size() == numArgs){
                     RefTypeOrTPHOrWildcardOrGeneric retType = info.checkGTV(m.getType());
 
-                    ret.add(new MethodAssumption(cl.getType(), retType, convertParams(m.getParameterList(),info)));
+                    ret.add(new MethodAssumption(cl.getType(), retType, convertParams(m.getParameterList(),info),
+                           createTypeScope(cl, m)));
                 }
             }
         }
@@ -317,7 +362,8 @@ public class TYPEStmt implements StatementVisitor{
             if(cl.getClassName().equals(ofType.getName())){
                 for(Method m : cl.getConstructors()){
                     if(m.getParameterList().getFormalparalist().size() == argList.getArguments().size()){
-                        ret.add(new MethodAssumption(cl.getType(), ofType, convertParams(m.getParameterList(), info)));
+                        ret.add(new MethodAssumption(cl.getType(), ofType, convertParams(m.getParameterList(),
+                                info), createTypeScope(cl, m)));
                     }
                 }
             }
@@ -325,10 +371,12 @@ public class TYPEStmt implements StatementVisitor{
         return ret;
     }
 
-    protected Constraint<Pair> generateConstructorConstraint(NewClass forConstructor, MethodAssumption assumption, TypeInferenceBlockInformation info){
+    protected Constraint<Pair> generateConstructorConstraint(NewClass forConstructor, MethodAssumption assumption,
+                                                             TypeInferenceBlockInformation info, GenericsResolver resolver){
         Constraint methodConstraint = new Constraint();
-        methodConstraint.add(ConstraintsFactory.createPair(assumption.getReturnType(), forConstructor.getType(), PairOperator.SMALLERDOT, info));
+        methodConstraint.add(ConstraintsFactory.createPair(assumption.getReturnType(), forConstructor.getType(),
-        methodConstraint.addAll(generateParameterConstraints(forConstructor, assumption, info));
+                PairOperator.SMALLERDOT, info.getCurrentTypeScope(), assumption.getTypeScope(), resolver));
+        methodConstraint.addAll(generateParameterConstraints(forConstructor, assumption, info, resolver));
         return methodConstraint;
     }
 

test/javFiles/Generics.jav

@@ -17,5 +17,4 @@ auto test = new List<String>();
 auto test2 = new List<Integer>();
 ... //code, welcher möglicherweise test und test2 vertauscht
 test.add("hallo");
-
 */