name : RoleInterface.php <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Security\Core\Role; /** * RoleInterface represents a role granted to a user. * * A role must either have a string representation or it needs to be explicitly * supported by at least one AccessDecisionManager. * * @author Fabien Potencier <fabien@symfony.com> */ interface RoleInterface { /** * Returns the role. * * This method returns a string representation whenever possible. * * When the role cannot be represented with sufficient precision by a * string, it should return null. * * @return string|null A string representation of the role, or null */ public function getRole(); }