@SuppressWarnings("unchecked")
    @Override
    public List<PretDTO> findByDateRetour(Session session,
        Timestamp dateRetour,
        String sortByPropertyName) throws InvalidHibernateSessionException,
        InvalidCriterionException,
        InvalidCriterionValueException,
        InvalidSortByPropertyException,
        DAOException {

        return (List<PretDTO>) super.find(session,
            PretDTO.DATE_RETOUR_COLUMN_NAME,
            dateRetour,
            sortByPropertyName);
    }