s1729 - post params in body, not url

            URL loginURL = registryClient.getServiceURL(

                new URI(AC_URI), "http", "/login");

            loginURL = new URL(

                loginURL.toString() +

                "?userid=" + username + "&password=" + credentials);

            String post = "userid=" + username + "&password=" + credentials;

            HttpURLConnection conn = (HttpURLConnection) loginURL.openConnection();

            conn.setRequestMethod("POST");

            conn.setDoOutput(true);

            conn.connect();

            byte[] postData = post.getBytes("UTF-8");

            conn.getOutputStream().write(postData);

            int responseCode = conn.getResponseCode();