/**
* Retrieve object using using composite pkey values.
* @param int $zone_id
@param int $room_id
* @param PropelPDO $con
* @return ZoneHasRoom
*/
public static function retrieveByPK($zone_id, $room_id, PropelPDO $con = null)
{
$key = serialize(array((string) $zone_id, (string) $room_id));
if (null !== ($obj = ZoneHasRoomPeer::getInstanceFromPool($key))) {
return $obj;
}
if ($con === null) {
$con = Propel::getConnection(ZoneHasRoomPeer::DATABASE_NAME, Propel::CONNECTION_READ);
}
$criteria = new Criteria(ZoneHasRoomPeer::DATABASE_NAME);
$criteria->add(ZoneHasRoomPeer::ZONE_ID, $zone_id);
$criteria->add(ZoneHasRoomPeer::ROOM_ID, $room_id);
$v = ZoneHasRoomPeer::doSelect($criteria, $con);
return !empty($v) ? $v[0] : null;
}
