/**
	 * Filter the query by a related JScolClasses object
	 *
	 * @param     JScolClasses $jScolClasses  the related object to use as filter
	 * @param     string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
	 *
	 * @return    UtilisateurProfessionnelQuery The current query, for fluid interface
	 */
	public function filterByJScolClasses($jScolClasses, $comparison = null)
	{
		if ($jScolClasses instanceof JScolClasses) {
			return $this
				->addUsingAlias(UtilisateurProfessionnelPeer::LOGIN, $jScolClasses->getLogin(), $comparison);
		} elseif ($jScolClasses instanceof PropelCollection) {
			return $this
				->useJScolClassesQuery()
				->filterByPrimaryKeys($jScolClasses->getPrimaryKeys())
				->endUse();
		} else {
			throw new PropelException('filterByJScolClasses() only accepts arguments of type JScolClasses or PropelCollection');
		}
	}