private void getDescription(AbstractDao dao, List<Direction> directions) throws DaoException {
        for (Direction dir : directions) {
            Criteria crit = new Criteria();
            crit.addParam(DAO_ID_DESCRIPTION, dir.getDescription().getIdDescription());
            List<Description> desc = dao.findDescriptions(crit);
            dir.setDescription(desc.get(0));
        }
    }