/** * Filter the query by a related SystemEventInstanceMessage object * * @param SystemEventInstanceMessage|PropelObjectCollection $systemEventInstanceMessage the related object to use as filter * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL * * @return SystemEventInstanceQuery The current query, for fluid interface * @throws PropelException - if the provided filter is invalid. */ public function filterBySystemEventInstanceMessage($systemEventInstanceMessage, $comparison = null) { if ($systemEventInstanceMessage instanceof SystemEventInstanceMessage) { return $this->addUsingAlias(SystemEventInstancePeer::ID, $systemEventInstanceMessage->getSystemEventInstanceId(), $comparison); } elseif ($systemEventInstanceMessage instanceof PropelObjectCollection) { return $this->useSystemEventInstanceMessageQuery()->filterByPrimaryKeys($systemEventInstanceMessage->getPrimaryKeys())->endUse(); } else { throw new PropelException('filterBySystemEventInstanceMessage() only accepts arguments of type SystemEventInstanceMessage or PropelCollection'); } }