diff --git a/src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java b/src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java
index 9b895199..b26c4da3 100644
--- a/src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java
+++ b/src/main/java/de/dhbwstuttgart/bytecode/TPHExtractor.java
@@ -185,7 +185,7 @@ public class TPHExtractor extends AbstractASTWalker {
 	public void visit(Method method) {
 		inMethod = true;
 		String id = MethodUtility.createID(resolver,method);
-		methodAndTph = new MethodAndTPH(id);
+		methodAndTph = new MethodAndTPH(id, method.getConstraints());
 
 		inLocalOrParamOrReturn = true;
 		method.getReturnType().accept(this);
diff --git a/src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodAndTPH.java b/src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodAndTPH.java
index d8eed39c..884124c9 100644
--- a/src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodAndTPH.java
+++ b/src/main/java/de/dhbwstuttgart/bytecode/utilities/MethodAndTPH.java
@@ -4,6 +4,7 @@ import java.util.ArrayList;
 
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
 import de.dhbwstuttgart.typeinference.result.GenericInsertPair;
 import de.dhbwstuttgart.typeinference.result.ResultPair;
 
@@ -15,9 +16,15 @@ public class MethodAndTPH {
 	private final ArrayList<ResultPair<TypePlaceholder, TypePlaceholder>> pairs = new ArrayList<>();
 	// tphs of local variables and parameters
 	private final ArrayList<String> localTphs = new ArrayList<>();
+	/*
+	 * its Constraints
+	 * eingefuegt PL 2021-02-15
+	 */
+	public final ConstraintSet constraints;
 
-	public MethodAndTPH(String name) {
+	public MethodAndTPH(String name, ConstraintSet constraints) {
 		this.id = name;
+		this.constraints = constraints;
 	}
 
 	public ArrayList<String> getTphs() {
diff --git a/src/main/java/de/dhbwstuttgart/syntaxtree/Method.java b/src/main/java/de/dhbwstuttgart/syntaxtree/Method.java
index 13e36b7b..9eda85e4 100644
--- a/src/main/java/de/dhbwstuttgart/syntaxtree/Method.java
+++ b/src/main/java/de/dhbwstuttgart/syntaxtree/Method.java
@@ -31,8 +31,14 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
 	private ExceptionList exceptionlist;
 	private GenericDeclarationList generics;
 	private final RefTypeOrTPHOrWildcardOrGeneric returnType;
-	public final Boolean isInherited;  
-
+	public final Boolean isInherited; 
+	
+	/*
+	 * its Constraints
+	 * eingefuegt PL 2021-02-15
+	 */
+	public final ConstraintSet constraints = new ConstraintSet();
+	
 	public Method(int modifier, String name, RefTypeOrTPHOrWildcardOrGeneric returnType, ParameterList parameterList, Block block,
 				  GenericDeclarationList gtvDeclarations, Token offset) {
 		super(offset);
@@ -70,6 +76,10 @@ public class Method extends SyntaxTreeNode implements IItemWithOffset, TypeScope
 		return this.returnType;
 	}
 
+	public ConstraintSet getConstraints() {
+		return this.constraints;
+	}
+	
 	@Override
 	public void accept(ASTVisitor visitor) {
 		visitor.visit(this);
diff --git a/src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java b/src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java
index 4a22147b..f9ec340b 100644
--- a/src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java
+++ b/src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java
@@ -45,6 +45,12 @@ public class SourceFile extends SyntaxTreeNode{
   public List<ClassOrInterface> getClasses() {
     return KlassenVektor;
   }
+  
+  public List<Method> getAllMethods() {
+	  List<Method> ret = new ArrayList<>();
+	  getClasses().forEach(cl -> ret.addAll(cl.getMethods()));
+	  return ret;
+  }
 
   @Override
   public void accept(ASTVisitor visitor) {
diff --git a/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java b/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
index c84fa143..685ac9f6 100644
--- a/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
+++ b/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
@@ -32,8 +32,10 @@ public class TYPE {
 
     private ConstraintSet getConstraintsClass(ClassOrInterface cl, TypeInferenceInformation info) {
         ConstraintSet ret = new ConstraintSet();
+        ConstraintSet methConstrains;
         for(Method m : cl.getMethods()){
-            ret.addAll(getConstraintsMethod(m,info, cl));
+            ret.addAll(methConstrains = getConstraintsMethod(m,info, cl));
+            m.constraints.addAll(methConstrains);
         }
         for(Constructor m : cl.getConstructors()){
             ret.addAll(getConstraintsConstructor(m,info, cl));
diff --git a/src/test/resources/insertGenericsJav/TestAny.jav b/src/test/resources/insertGenericsJav/TestAny.jav
index 9ba18b63..86c0ceb1 100644
--- a/src/test/resources/insertGenericsJav/TestAny.jav
+++ b/src/test/resources/insertGenericsJav/TestAny.jav
@@ -1,4 +1,4 @@
-class Example {
+class TestAny {
     a;
     b = a;
     anyMethod() {