69 lines
1.6 KiB
PHP
69 lines
1.6 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
/*
|
|
* This file is part of the TYPO3 CMS project.
|
|
*
|
|
* It is free software; you can redistribute it and/or modify it under
|
|
* the terms of the GNU General Public License, either version 2
|
|
* of the License, or any later version.
|
|
*
|
|
* For the full copyright and license information, please read the
|
|
* LICENSE.txt file that was distributed with this source code.
|
|
*
|
|
* The TYPO3 project - inspiring people to share!
|
|
*/
|
|
|
|
namespace TYPO3\CMS\Core\Cache\Backend;
|
|
|
|
use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface;
|
|
|
|
/**
|
|
* A caching backend which forgets everything immediately
|
|
*/
|
|
class NullBackend implements PhpCapableBackendInterface, TaggableBackendInterface, TransientBackendInterface
|
|
{
|
|
public function set(string $entryIdentifier, mixed $data, array $tags = [], ?int $lifetime = null): void {}
|
|
|
|
public function get(string $entryIdentifier): false
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public function has(string $entryIdentifier): false
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public function remove(string $entryIdentifier): false
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public function findIdentifiersByTag($tag): array
|
|
{
|
|
return [];
|
|
}
|
|
|
|
public function flush(): void {}
|
|
|
|
public function flushByTag(string $tag): void {}
|
|
|
|
public function flushByTags(array $tags): void {}
|
|
|
|
public function setCache(FrontendInterface $cache): void {}
|
|
|
|
public function collectGarbage(): void {}
|
|
|
|
public function requireOnce(string $entryIdentifier): false
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public function require(string $entryIdentifier): false
|
|
{
|
|
return false;
|
|
}
|
|
}
|