namespace Doctrine\Common\Cache;
use Riak\Bucket;
-use Riak\Connection;
use Riak\Input;
use Riak\Exception;
use Riak\Object;
*
* @return bool
*/
- private function isExpired(Object $object)
+ private function isExpired(Object $object) : bool
{
$metadataMap = $object->getMetadataMap();