public function getSmIncoming($con = null) { include_once 'lib/model/om/BaseSmIncomingPeer.php'; if ($this->aSmIncoming === null && $this->sm_incoming_id !== null) { $this->aSmIncoming = SmIncomingPeer::retrieveByPK($this->sm_incoming_id, $con); } return $this->aSmIncoming; }