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\Core\User;
13: 
14: /**
15:  * EquatableInterface used to test if two objects are equal in security
16:  * and re-authentication context.
17:  *
18:  * @author Dariusz Górecki <darek.krk@gmail.com>
19:  */
20: interface EquatableInterface
21: {
22:     /**
23:      * The equality comparison should neither be done by referential equality
24:      * nor by comparing identities (i.e. getId() === getId()).
25:      *
26:      * However, you do not need to compare every attribute, but only those that
27:      * are relevant for assessing whether re-authentication is required.
28:      *
29:      * Also implementation should consider that $user instance may implement
30:      * the extended user interface `AdvancedUserInterface`.
31:      *
32:      * @param UserInterface $user
33:      *
34:      * @return bool
35:      */
36:     public function isEqualTo(UserInterface $user);
37: }
38: