/**
* Filter the query by a related \keeko\core\model\Continent object
*
* @param \keeko\core\model\Continent|ObjectCollection $continent The related object(s) to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @throws \Propel\Runtime\Exception\PropelException
*
* @return ChildCountryQuery The current query, for fluid interface
*/
public function filterByContinent($continent, $comparison = null)
{
if ($continent instanceof \keeko\core\model\Continent) {
return $this->addUsingAlias(CountryTableMap::COL_CONTINENT_ID, $continent->getId(), $comparison);
} elseif ($continent instanceof ObjectCollection) {
if (null === $comparison) {
$comparison = Criteria::IN;
}
return $this->addUsingAlias(CountryTableMap::COL_CONTINENT_ID, $continent->toKeyValue('PrimaryKey', 'Id'), $comparison);
} else {
throw new PropelException('filterByContinent() only accepts arguments of type \\keeko\\core\\model\\Continent or Collection');
}
}
