/**
* Init the umask to use creating files/directories, either with
* the passed value or the one found in the configuration.
*
* @param integer $umask The new umask to set
*
* @return void
* @throws \Exception Is thrown if the umask can not be set
*/
public function initUmask($umask = null)
{
// check if a umask has been passed
if ($umask == null) {
$umask = $this->getInitialContext()->getSystemConfiguration()->getParam('umask');
}
// initialize the umask
FileSystem::initUmask($umask);
}
