/usr/share/php/Symfony/Component/Cache/Adapter/SimpleCacheAdapter.php is in php-symfony-cache 3.4.6+dfsg-1.
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/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Cache\Adapter;
use Psr\SimpleCache\CacheInterface;
use Symfony\Component\Cache\PruneableInterface;
use Symfony\Component\Cache\ResettableInterface;
use Symfony\Component\Cache\Traits\ProxyTrait;
/**
* @author Nicolas Grekas <p@tchwork.com>
*/
class SimpleCacheAdapter extends AbstractAdapter implements PruneableInterface, ResettableInterface
{
use ProxyTrait;
private $miss;
public function __construct(CacheInterface $pool, $namespace = '', $defaultLifetime = 0)
{
parent::__construct($namespace, $defaultLifetime);
$this->pool = $pool;
$this->miss = new \stdClass();
}
/**
* {@inheritdoc}
*/
protected function doFetch(array $ids)
{
foreach ($this->pool->getMultiple($ids, $this->miss) as $key => $value) {
if ($this->miss !== $value) {
yield $key => $value;
}
}
}
/**
* {@inheritdoc}
*/
protected function doHave($id)
{
return $this->pool->has($id);
}
/**
* {@inheritdoc}
*/
protected function doClear($namespace)
{
return $this->pool->clear();
}
/**
* {@inheritdoc}
*/
protected function doDelete(array $ids)
{
return $this->pool->deleteMultiple($ids);
}
/**
* {@inheritdoc}
*/
protected function doSave(array $values, $lifetime)
{
return $this->pool->setMultiple($values, 0 === $lifetime ? null : $lifetime);
}
}
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