public static function create(\browserfs\website\Cache &$cache, $namespaceName)
{
if (!is_string($namespaceName)) {
throw new \browserfs\Exception('Invalid argument: $namespaceName: string expected!');
}
$result = new self(null, $cache->getName() . '_' . $namespaceName);
$result->cache = $cache;
$result->namespace = $namespaceName;
return $result;
}
