/**
* Filter the query by a related \ORM\Unit object
*
* @param \ORM\Unit|ObjectCollection $unit The related object(s) to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @return ChildStockQuery The current query, for fluid interface
*/
public function filterByUnit($unit, $comparison = null)
{
if ($unit instanceof \ORM\Unit) {
return $this->addUsingAlias(StockTableMap::COL_UNIT_ID, $unit->getId(), $comparison);
} elseif ($unit instanceof ObjectCollection) {
if (null === $comparison) {
$comparison = Criteria::IN;
}
return $this->addUsingAlias(StockTableMap::COL_UNIT_ID, $unit->toKeyValue('PrimaryKey', 'Id'), $comparison);
} else {
throw new PropelException('filterByUnit() only accepts arguments of type \\ORM\\Unit or Collection');
}
}
