diff --git a/src/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java b/src/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java
index c9725a82..c5f378fe 100644
--- a/src/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java
+++ b/src/de/dhbwstuttgart/bytecode/descriptor/DescriptorToString.java
@@ -49,9 +49,10 @@ public class DescriptorToString implements DescriptorVisitor{
 					desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
 				}
 			}
-//			else if(((RefType) fp.getType()).getParaList().size() > 0){
-//				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "%").replace("<", "%%").replace(">", "%%")+ ";";
-//			}
+			//TODO: generate a class java%% ... %%
+			else if(((RefType) fp.getType()).getParaList().size() > 0){
+				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.toString().replace(".", "%").replace("<", "%%").replace(">", "%%")+ ";";
+			}
 			else {
 				desc += "L"+resultSet.resolveType(fp.getType()).resolvedType.acceptTV(new TypeToDescriptor())+ ";";
 			}
diff --git a/test/bytecode/GenTest.java b/test/bytecode/GenTest.java
new file mode 100644
index 00000000..d0067d08
--- /dev/null
+++ b/test/bytecode/GenTest.java
@@ -0,0 +1,41 @@
+package bytecode;
+
+import static org.junit.Assert.*;
+
+import java.io.File;
+import java.net.URL;
+import java.net.URLClassLoader;
+
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import de.dhbwstuttgart.core.JavaTXCompiler;
+
+public class GenTest {
+
+	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")+"/test/bytecode/javFiles/Gen.jav";
+		fileToTest = new File(path);
+		compiler = new JavaTXCompiler(fileToTest);
+		compiler.generateBytecode();
+		pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
+		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
+		classToTest = loader.loadClass("Gen");
+		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
+	}
+
+	@Test
+	public void test() {
+		fail("Not yet implemented");
+	}
+
+}
diff --git a/test/bytecode/javFiles/Gen.jav b/test/bytecode/javFiles/Gen.jav
index 1f873919..b94ec445 100644
--- a/test/bytecode/javFiles/Gen.jav
+++ b/test/bytecode/javFiles/Gen.jav
@@ -1,3 +1,6 @@
+import java.lang.Integer;
+import java.util.Vector;
+
 public class Gen{
 	Vector<Integer> m(Vector<Integer> v){
 		return v;