/** * Retrieve object using using composite pkey values. * @param int $person_1 * @param int $person_2 * @param PropelPDO $con * @return Friend */ public static function retrieveByPK($person_1, $person_2, PropelPDO $con = null) { $_instancePoolKey = serialize(array((string) $person_1, (string) $person_2)); if (null !== ($obj = FriendPeer::getInstanceFromPool($_instancePoolKey))) { return $obj; } if ($con === null) { $con = Propel::getConnection(FriendPeer::DATABASE_NAME, Propel::CONNECTION_READ); } $criteria = new Criteria(FriendPeer::DATABASE_NAME); $criteria->add(FriendPeer::PERSON_1, $person_1); $criteria->add(FriendPeer::PERSON_2, $person_2); $v = FriendPeer::doSelect($criteria, $con); return !empty($v) ? $v[0] : null; }