private void handleContentDirectory(final HttpServletRequest request,
final HttpServletResponse response) throws IOException, JAXBException {
final DeviceByRequestHeader device = new DeviceByRequestHeader(request);
logger.trace("contentControl requested!");
response.addHeader("Content-Type", "text/xml; charset=\"utf-8\"");
response.addHeader("Accept-Ranges", "bytes");
response.addHeader("Connection", "keep-alive");