Type getGenericReturnType() {
      Class<?> declaringClass = getDeclaringClass();
      TypeVariable<?>[] typeParams = declaringClass.getTypeParameters();
      if (typeParams.length > 0) {
        return Types.newParameterizedType(declaringClass, typeParams);
      } else {
        return declaringClass;
      }
    }

    @Override
    Type[] getGenericParameterTypes() {