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<?php
/**
* Device Detector - The Universal Device Detection library for parsing User Agents
*
* @link https://matomo.org
*
* @license http://www.gnu.org/licenses/lgpl.html LGPL v3 or later
*/
declare(strict_types=1);
namespace DeviceDetector\Cache;
/**
* Class StaticCache
*
* Simple Cache that caches in a static property
* (Speeds up multiple detections in one request)
*/
class StaticCache implements CacheInterface
{
/**
* Holds the static cache data
* @var array
*/
protected static $staticCache = [];
/**
* @inheritdoc
*/
public function fetch(string $id)
{
return $this->contains($id) ? self::$staticCache[$id] : false;
}
/**
* @inheritdoc
*/
public function contains(string $id): bool
{
return isset(self::$staticCache[$id]) || \array_key_exists($id, self::$staticCache);
}
/**
* @inheritdoc
*/
public function save(string $id, $data, int $lifeTime = 0): bool
{
self::$staticCache[$id] = $data;
return true;
}
/**
* @inheritdoc
*/
public function delete(string $id): bool
{
unset(self::$staticCache[$id]);
return true;
}
/**
* @inheritdoc
*/
public function flushAll(): bool
{
self::$staticCache = [];
return true;
}
}
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