1<?php
2
3declare(strict_types=1);
4
5/*
6 * This file is part of the TYPO3 CMS project.
7 *
8 * It is free software; you can redistribute it and/or modify it under
9 * the terms of the GNU General Public License, either version 2
10 * of the License, or any later version.
11 *
12 * For the full copyright and license information, please read the
13 * LICENSE.txt file that was distributed with this source code.
14 *
15 * The TYPO3 project - inspiring people to share!
16 */
17
18namespace TYPO3\CMS\Core\Security;
19
20/**
21 * Blocks object being using `unserialize()` invocations.
22 *
23 * Initially this trait blocked `serialize()` as well, which caused
24 * a couple of side-effects in user-land code and is not problematic
25 * from a security point of view.
26 */
27trait BlockSerializationTrait
28{
29    /**
30     * Deny object deserialization.
31     */
32    public function __wakeup()
33    {
34        throw new \BadMethodCallException('Cannot unserialize ' . __CLASS__, 1588784142);
35    }
36}
37