/**
* Filter the query by a related Item object
*
* @param Item|PropelObjectCollection $item The related object(s) to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @return BuyListingQuery The current query, for fluid interface
* @throws PropelException - if the provided filter is invalid.
*/
public function filterByItem($item, $comparison = null)
{
if ($item instanceof Item) {
return $this->addUsingAlias(BuyListingPeer::ITEM_ID, $item->getDataId(), $comparison);
} elseif ($item instanceof PropelObjectCollection) {
if (null === $comparison) {
$comparison = Criteria::IN;
}
return $this->addUsingAlias(BuyListingPeer::ITEM_ID, $item->toKeyValue('PrimaryKey', 'DataId'), $comparison);
} else {
throw new PropelException('filterByItem() only accepts arguments of type Item or PropelCollection');
}
}
