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