<?php
/*
* This file is part of the API Platform project.
*
* (c) Kévin Dunglas <dunglas@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace ApiPlatform\Core\Cache;
use Psr\Cache\CacheException;
use Psr\Cache\CacheItemPoolInterface;
/**
* @internal
*/
trait CachedTrait
{
/** @var CacheItemPoolInterface */
private $cacheItemPool;
private $localCache = [];
private function getCached(string $cacheKey, callable $getValue)
{
if (\array_key_exists($cacheKey, $this->localCache)) {
return $this->localCache[$cacheKey];
}
try {
$cacheItem = $this->cacheItemPool->getItem($cacheKey);
} catch (CacheException $e) {
return $this->localCache[$cacheKey] = $getValue();
}
if ($cacheItem->isHit()) {
return $this->localCache[$cacheKey] = $cacheItem->get();
}
$value = $getValue();
$cacheItem->set($value);
$this->cacheItemPool->save($cacheItem);
return $this->localCache[$cacheKey] = $value;
}
}