/**
* Get the cache storage handler
*
* @return CacheStorage
*
* @since 1.7.0
*/
public function &_getStorage()
{
$hash = md5(serialize($this->_options));
if (isset(self::$_handler[$hash])) {
return self::$_handler[$hash];
}
self::$_handler[$hash] = CacheStorage::getInstance($this->_options['storage'], $this->_options);
return self::$_handler[$hash];
}