131 lines
2.7 KiB
PHP
131 lines
2.7 KiB
PHP
<?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 WP_Ultimo\Dependencies\Symfony\Component\Cache\Adapter;
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use WP_Ultimo\Dependencies\Psr\Cache\CacheItemInterface;
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use WP_Ultimo\Dependencies\Symfony\Component\Cache\CacheItem;
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use WP_Ultimo\Dependencies\Symfony\Contracts\Cache\CacheInterface;
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/**
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* @author Titouan Galopin <galopintitouan@gmail.com>
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*/
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class NullAdapter implements AdapterInterface, CacheInterface
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{
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private static $createCacheItem;
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public function __construct()
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{
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self::$createCacheItem ?? (self::$createCacheItem = \Closure::bind(static function ($key) {
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$item = new CacheItem();
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$item->key = $key;
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$item->isHit = \false;
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return $item;
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}, null, CacheItem::class));
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}
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/**
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* {@inheritdoc}
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*/
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public function get(string $key, callable $callback, float $beta = null, array &$metadata = null)
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{
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$save = \true;
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return $callback((self::$createCacheItem)($key), $save);
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}
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/**
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* {@inheritdoc}
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*/
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public function getItem($key)
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{
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return (self::$createCacheItem)($key);
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}
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/**
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* {@inheritdoc}
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*/
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public function getItems(array $keys = [])
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{
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return $this->generateItems($keys);
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}
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/**
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* {@inheritdoc}
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*
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* @return bool
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*/
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public function hasItem($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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* @return bool
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*/
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public function clear(string $prefix = '')
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{
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return \true;
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}
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/**
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* {@inheritdoc}
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*
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* @return bool
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*/
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public function deleteItem($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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* @return bool
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*/
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public function deleteItems(array $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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* @return bool
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*/
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public function save(CacheItemInterface $item)
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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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* @return bool
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*/
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public function saveDeferred(CacheItemInterface $item)
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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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* @return bool
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*/
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public function commit()
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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(string $key) : bool
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{
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return $this->deleteItem($key);
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}
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private function generateItems(array $keys) : \Generator
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{
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$f = self::$createCacheItem;
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foreach ($keys as $key) {
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(yield $key => $f($key));
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}
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}
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}
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