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86 lines
1.4 KiB
86 lines
1.4 KiB
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Cache\Simple;
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use Psr\SimpleCache\CacheInterface;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class NullCache implements CacheInterface
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{
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/**
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* {@inheritdoc}
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*/
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public function get($key, $default = null)
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{
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return $default;
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}
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/**
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* {@inheritdoc}
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*/
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public function getMultiple($keys, $default = null)
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{
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foreach ($keys as $key) {
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yield $key => $default;
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function has($key)
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{
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return false;
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}
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/**
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* {@inheritdoc}
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*/
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public function clear()
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{
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return true;
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}
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/**
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* {@inheritdoc}
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*/
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public function delete($key)
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{
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return true;
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}
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/**
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* {@inheritdoc}
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*/
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public function deleteMultiple($keys)
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{
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return true;
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}
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/**
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* {@inheritdoc}
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*/
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public function set($key, $value, $ttl = null)
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{
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return false;
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}
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/**
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* {@inheritdoc}
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*/
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public function setMultiple($values, $ttl = null)
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{
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return false;
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}
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}
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