/**
* Filter the query by a related \App\Propel\File object
*
* @param \App\Propel\File|ObjectCollection $file the related object to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @return ChildFileTypeQuery The current query, for fluid interface
*/
public function filterByFile($file, $comparison = null)
{
if ($file instanceof \App\Propel\File) {
return $this->addUsingAlias(FileTypeTableMap::COL_FILE_TYPE_ID, $file->getFileTypeId(), $comparison);
} elseif ($file instanceof ObjectCollection) {
return $this->useFileQuery()->filterByPrimaryKeys($file->getPrimaryKeys())->endUse();
} else {
throw new PropelException('filterByFile() only accepts arguments of type \\App\\Propel\\File or Collection');
}
}
