Viewing file:  ArrayCache.php (2.17 KB) -rw-r--r--
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<?php
namespace Doctrine\Common\Cache;
use function time;
/**
* Array cache driver.
*
* @deprecated Deprecated without replacement in doctrine/cache 1.11. This class will be dropped in 2.0
*
* @link www.doctrine-project.org
*/
class ArrayCache extends CacheProvider
{
/** @psalm-var array<string, array{mixed, int|bool}>> $data each element being a tuple of [$data, $expiration], where the expiration is int|bool */
private $data = [];
/** @var int */
private $hitsCount = 0;
/** @var int */
private $missesCount = 0;
/** @var int */
private $upTime;
/**
* {@inheritdoc}
*/
public function __construct()
{
$this->upTime = time();
}
/**
* {@inheritdoc}
*/
protected function doFetch($id)
{
if (! $this->doContains($id)) {
$this->missesCount += 1;
return false;
}
$this->hitsCount += 1;
return $this->data[$id][0];
}
/**
* {@inheritdoc}
*/
protected function doContains($id)
{
if (! isset($this->data[$id])) {
return false;
}
$expiration = $this->data[$id][1];
if ($expiration && $expiration < time()) {
$this->doDelete($id);
return false;
}
return true;
}
/**
* {@inheritdoc}
*/
protected function doSave($id, $data, $lifeTime = 0)
{
$this->data[$id] = [$data, $lifeTime ? time() + $lifeTime : false];
return true;
}
/**
* {@inheritdoc}
*/
protected function doDelete($id)
{
unset($this->data[$id]);
return true;
}
/**
* {@inheritdoc}
*/
protected function doFlush()
{
$this->data = [];
return true;
}
/**
* {@inheritdoc}
*/
protected function doGetStats()
{
return [
Cache::STATS_HITS => $this->hitsCount,
Cache::STATS_MISSES => $this->missesCount,
Cache::STATS_UPTIME => $this->upTime,
Cache::STATS_MEMORY_USAGE => null,
Cache::STATS_MEMORY_AVAILABLE => null,
];
}
}
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