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