public function getAbsence($criteria = null, $con = null)
{
$c = new Criteria();
$c->add(AbsencePeer::STUDENT_ID, $this->getId());
return AbsencePeer::doSelect($c);
}
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(AbsencePeer::ID, $pks, Criteria::IN);
$objs = AbsencePeer::doSelect($criteria, $con);
}
return $objs;
}