/**
* Filter the query by a related \gossi\trixionary\model\Group object
*
* @param \gossi\trixionary\model\Group|ObjectCollection $group The related object(s) to use as filter
* @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
*
* @throws \Propel\Runtime\Exception\PropelException
*
* @return ChildSkillGroupQuery The current query, for fluid interface
*/
public function filterByGroup($group, $comparison = null)
{
if ($group instanceof \gossi\trixionary\model\Group) {
return $this->addUsingAlias(SkillGroupTableMap::COL_GROUP_ID, $group->getId(), $comparison);
} elseif ($group instanceof ObjectCollection) {
if (null === $comparison) {
$comparison = Criteria::IN;
}
return $this->addUsingAlias(SkillGroupTableMap::COL_GROUP_ID, $group->toKeyValue('PrimaryKey', 'Id'), $comparison);
} else {
throw new PropelException('filterByGroup() only accepts arguments of type \\gossi\\trixionary\\model\\Group or Collection');
}
}
