public static function retrieveByKeys($keys, PropelPDO $con = null)
 {
     $c = new Criteria();
     $c->add(SettingPeer::KEY, $keys, Criteria::IN);
     $os = SettingPeer::doSelect($c, $con);
     if (!$os) {
         return null;
     }
     $a = array();
     foreach ($os as $o) {
         $a[$o->getKey()] = $o->getValue();
     }
     return $a;
 }
 public static function retrieveByPKs($pks, $con = null)
 {
     if ($con === null) {
         $con = Propel::getConnection(self::DATABASE_NAME);
     }
     $objs = null;
     if (empty($pks)) {
         $objs = array();
     } else {
         $criteria = new Criteria();
         $criteria->add(SettingPeer::NAME, $pks, Criteria::IN);
         $objs = SettingPeer::doSelect($criteria, $con);
     }
     return $objs;
 }