NullBackend.php

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<?php
namespace ‪TYPO3\CMS\Core\Cache\Backend;
 
/*
 * 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!
 */
 
class ‪NullBackend extends ‪AbstractBackend implements ‪PhpCapableBackendInterface, ‪TaggableBackendInterface
{
    public function set($entryIdentifier, $data, array $tags = [], $lifetime = null)
    {
    }
 
    public function ‪setCompression($compression)
    {
    }
 
    public function get($entryIdentifier)
    {
        return false;
    }
 
    public function ‪has($entryIdentifier)
    {
        return false;
    }
 
    public function remove($entryIdentifier)
    {
        return false;
    }
 
    public function ‪findIdentifiersByTag($tag)
    {
        return [];
    }
 
    public function ‪flush()
    {
    }
 
    public function ‪flushByTag($tag)
    {
    }
 
    public function ‪collectGarbage()
    {
    }
 
    public function ‪requireOnce($identifier)
    {
    }
 
    public function require(string $identifier)
    {
    }
}