Uploader::uploadFileToUserStorage

public function uploadFileToUserStorage($userId, array $file, $createdBy = null, SecurityContext $securityContext = null)
{
	$newFiles = $this->uploadBatchFilesToUserStorage($userId, array($file), $createdBy, $securityContext);

	if(!$newFiles)
	{
		return null;
	}

	return array_pop($newFiles);
}