/**
* @param string $namespace
* @param string $filename
* @param int|null $sequence
* @param CM_Service_Manager|null $serviceManager
*/
public function __construct($namespace, $filename, $sequence = null, CM_Service_Manager $serviceManager = null)
{
$namespace = (string) $namespace;
$filename = (string) $filename;
if (null !== $sequence) {
$sequence = (int) $sequence;
}
if (null === $serviceManager) {
$serviceManager = CM_Service_Manager::getInstance();
}
$this->_pathRelative = $this->_calculateRelativeDir($namespace, $filename, $sequence);
$this->_namespace = $namespace;
$this->setServiceManager($serviceManager);
$filesystem = $serviceManager->getUserContent()->getFilesystem($this->getNamespace());
parent::__construct($this->getPathRelative(), $filesystem);
}