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