1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\Security\Acl\Model;

    13 

    14 /**

    15  * This interface provides an additional level of indirection, so that

    16  * we can work with abstracted versions of security objects and do

    17  * not have to save the entire objects.

    18  *

    19  * @author Johannes M. Schmitt <schmittjoh@gmail.com>

    20  */

    21 interface SecurityIdentityInterface

    22 {

    23     /**

    24      * This method is used to compare two security identities in order to

    25      * not rely on referential equality.

    26      *

    27      * @param SecurityIdentityInterface $identity

    28      * @return void

    29      */

    30     function equals(SecurityIdentityInterface $identity);

    31 }