/**
* This clears out any locks that are present if this Item is prematurely destructed.
*/
public function __destruct()
{
if (isset($this->stampedeRunning) && $this->stampedeRunning == true) {
$spkey = $this->key;
$spkey[0] = 'sp';
$this->driver->clear($spkey);
}
}
/**
* {@inheritdoc}
*/
public function clear()
{
return $this->cache->clear();
}