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