/**
* Filter the query by a related \keeko\core\model\Extension object
*
* @param \keeko\core\model\Extension|ObjectCollection $extension the related object to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @return ChildPackageQuery The current query, for fluid interface
*/
public function filterByExtension($extension, $comparison = null)
{
if ($extension instanceof \keeko\core\model\Extension) {
return $this->addUsingAlias(PackageTableMap::COL_ID, $extension->getPackageId(), $comparison);
} elseif ($extension instanceof ObjectCollection) {
return $this->useExtensionQuery()->filterByPrimaryKeys($extension->getPrimaryKeys())->endUse();
} else {
throw new PropelException('filterByExtension() only accepts arguments of type \\keeko\\core\\model\\Extension or Collection');
}
}
