/**
* Filter the query by a related Campus object
*
* @param Campus $campus the related object to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @return SchoolQuery The current query, for fluid interface
*/
public function filterByCampus($campus, $comparison = null)
{
if ($campus instanceof Campus) {
return $this->addUsingAlias(SchoolPeer::ID, $campus->getSchoolId(), $comparison);
} elseif ($campus instanceof PropelCollection) {
return $this->useCampusQuery()->filterByPrimaryKeys($campus->getPrimaryKeys())->endUse();
} else {
throw new PropelException('filterByCampus() only accepts arguments of type Campus or PropelCollection');
}
}
