/** * Renvoie la liste des creneaux de la journee * * @return PropelObjectCollection EdtCreneau */ public static function retrieveAllEdtCreneauxOrderByTime(){ if (self::$_all_creneaux == null) { self::$_all_creneaux = EdtCreneauQuery::create()->addAscendingOrderByColumn(EdtCreneauPeer::HEUREDEBUT_DEFINIE_PERIODE)->find(); } return clone self::$_all_creneaux; }