String password = null;
String[] authLink = getUsernameAndPassword(req);
username = authLink[0].equals("")?null:authLink[0];
password = authLink[1].equals("")?null:authLink[1];
String clientIP = request.getHeader("Client-IP");
RequestWrapper rw = new RequestWrapper(username, password, clientIP, serviceName);
invoke(rw, is, os, serializerFactory);
}