code: public LightweightTypeReference getRawSuperType(JvmType rawType) {
  		Object result = internalGetSuperType(rawType);
  		if (result instanceof ParameterizedTypeReference) {
  			return (LightweightTypeReference) result;
  		} else if (result != null) {
  			return  createRawTypeReference(rawType);
  		}
  		return null;
  	}
docs: /* @Nullable