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<?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();
}