diff --git a/.classpath b/.classpath
index 8031ed71..8ed57022 100755
--- a/.classpath
+++ b/.classpath
@@ -3,7 +3,7 @@
 	<classpathentry kind="src" path="src"/>
 	<classpathentry excluding=".classpath|.cvsignore|.externalToolBuilders/|.project|.settings/|Papers/|bin/|doc/|examples/|lib/|notizen/|src/|test/|tools/" including="log4j.xml" kind="src" path=""/>
 	<classpathentry kind="src" path="test"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/Java SE 8 [1.8.0]"/>
 	<classpathentry kind="lib" path="lib/junit-4.0.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
diff --git a/bin/.gitignore b/bin/.gitignore
index 34ddca33..c682e79e 100644
--- a/bin/.gitignore
+++ b/bin/.gitignore
@@ -1,2 +1,5 @@
 /de/
 /plugindevelopment/
+=======
+/syntaxTree/
+/bytecode/
diff --git a/src/de/dhbwstuttgart/bytecode/CodeAttribute.java b/src/de/dhbwstuttgart/bytecode/CodeAttribute.java
index 6cff7bc5..9650c6a6 100755
--- a/src/de/dhbwstuttgart/bytecode/CodeAttribute.java
+++ b/src/de/dhbwstuttgart/bytecode/CodeAttribute.java
@@ -250,7 +250,7 @@ public class CodeAttribute extends Attribute
 	
     
     // ino.method.codegen.21757.definition 
-    public void codegen(ClassFile classfile, FileOutputStream f)
+    public void codegen(ClassFile classfile, OutputStream f)
     throws JVMCodeException, IOException
     // ino.end
     // ino.method.codegen.21757.body 
@@ -1088,11 +1088,11 @@ public class CodeAttribute extends Attribute
     }
     // ino.end
 
-	@Override
-	public void codegen(ClassFile classfile, OutputStream f)
-			throws JVMCodeException, IOException {
-		throw new NotImplementedException();
-	}
+//	@Override
+//	public void codegen(ClassFile classfile, OutputStream f)
+//			throws JVMCodeException, IOException {
+//		throw new NotImplementedException();
+//	}
 
 }
 // ino.end
diff --git a/src/de/dhbwstuttgart/bytecode/SignatureInfo.java b/src/de/dhbwstuttgart/bytecode/SignatureInfo.java
index c7fa7873..a13f8a86 100755
--- a/src/de/dhbwstuttgart/bytecode/SignatureInfo.java
+++ b/src/de/dhbwstuttgart/bytecode/SignatureInfo.java
@@ -186,7 +186,7 @@ public class SignatureInfo extends Attribute
     // ino.end
     
     // ino.method.codegen.22987.definition 
-    public void codegen(ClassFile classfile, FileOutputStream f)
+    public void codegen(ClassFile classfile, OutputStream f)
     throws JVMCodeException, IOException
     // ino.end
 // ino.method.codegen.22987.body 
@@ -266,11 +266,11 @@ public class SignatureInfo extends Attribute
     }
     // ino.end
  
-    @Override
-	public void codegen(ClassFile classfile, OutputStream f)
-			throws JVMCodeException, IOException {
-		throw new NotImplementedException();
-	}
+//    @Override
+//	public void codegen(ClassFile classfile, OutputStream f)
+//			throws JVMCodeException, IOException {
+//		throw new NotImplementedException();
+//	}
     
 }
 // ino.end
diff --git a/src/de/dhbwstuttgart/typeinference/ConstraintType.java b/src/de/dhbwstuttgart/typeinference/ConstraintType.java
index 09ccb730..aa26c650 100644
--- a/src/de/dhbwstuttgart/typeinference/ConstraintType.java
+++ b/src/de/dhbwstuttgart/typeinference/ConstraintType.java
@@ -16,6 +16,9 @@ public class ConstraintType{
 	public ConstraintType(RefType t){
 		this.t = t;
 	}
+	public ConstraintType(WildcardType t){
+		this.t = t;
+	}
 	public Type getType() {
 		return t;
 	}
diff --git a/src/de/dhbwstuttgart/typeinference/assumptions/TypeAssumptions.java b/src/de/dhbwstuttgart/typeinference/assumptions/TypeAssumptions.java
index a0d935fb..9787b5b4 100755
--- a/src/de/dhbwstuttgart/typeinference/assumptions/TypeAssumptions.java
+++ b/src/de/dhbwstuttgart/typeinference/assumptions/TypeAssumptions.java
@@ -13,6 +13,7 @@ import de.dhbwstuttgart.syntaxtree.type.GenericTypeVar;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.Type;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
+import de.dhbwstuttgart.syntaxtree.type.WildcardType;
 import de.dhbwstuttgart.typeinference.ConstraintType;
 import de.dhbwstuttgart.typeinference.FunN;
 import de.dhbwstuttgart.typeinference.FunNInterface;
@@ -285,6 +286,13 @@ public class TypeAssumptions {
 	 * @return null, falls der Typ nicht vorhanden ist.
 	 */
 	public ConstraintType getTypeFor(Type t, SyntaxTreeNode inNode){
+		if(t instanceof WildcardType){
+			WildcardType wt = (WildcardType)t;
+			Type innerType = wt.GetWildcardType();
+			innerType = getTypeFor(innerType, t).getType();
+			wt.SetWildcardType(innerType);
+			return new ConstraintType(wt);
+		}
 		
 		if(t instanceof TypePlaceholder)
 			return new ConstraintType((TypePlaceholder)t); //Handelt es sich um einen TypePlaceholder kann dieser nicht in den Assumptions vorkommen.
diff --git a/src/de/dhbwstuttgart/typeinference/unify/Unify.java b/src/de/dhbwstuttgart/typeinference/unify/Unify.java
index d3408e02..3c281407 100755
--- a/src/de/dhbwstuttgart/typeinference/unify/Unify.java
+++ b/src/de/dhbwstuttgart/typeinference/unify/Unify.java
@@ -2400,6 +2400,36 @@ throws MatchException
                 return true;
             }
         }
+        //Wildcard ergänzt PL 12-12-05
+        if ( T instanceof ExtendsWildcardType )
+        {
+        	Type Temp = ((ExtendsWildcardType) T).get_ExtendsType();
+        	if( Temp instanceof TypePlaceholder )
+            {
+                
+                if( Temp.getName().equals(a.getName()) )
+                {
+                    // Typvariable ersetzen
+                	((ExtendsWildcardType) T).SetWildcardType(o);
+                    return true;
+                }
+            }
+        }
+        
+        if ( T instanceof SuperWildcardType )
+        {
+        	Type Temp = ((SuperWildcardType) T).get_SuperType();
+        	if( Temp instanceof TypePlaceholder )
+            {
+                
+                if( Temp.getName().equals(a.getName()) )
+                {
+                    // Typvariable ersetzen
+                	((SuperWildcardType) T).SetWildcardType(o);
+                    return true;
+                }
+            }
+        }
         return false;
     }
     // ino.end
diff --git a/tools/jay.darwin b/tools/jay.darwin
index 00114230..79f44cb2 100755
Binary files a/tools/jay.darwin and b/tools/jay.darwin differ