docs: public Object sendMessageAndGetReply() throws RemoteException
      {
          try {
              URL url = this.getProxyURL();
              ServletMessage servlet = new ServletMessage(url);
              InputStream in = servlet.sendMessage(m_properties);
              InputStreamReader reader = new InputStreamReader(in);
              BufferedReader buffReader = new BufferedReader(reader);
              String string = "";
              while (true)
              {
                  String str = buffReader.readLine();
                  if ((str == null) || (str.length() == 0))
                      break;
                  if (string.length() > 0)
                      string += "\n";
                  string += str;
              }
  System.out.println("ProxyTransport.sendandreceive() reply: " + string);
              return string;
          } catch (MalformedURLException ex)  {
              ex.printStackTrace();
          } catch (IOException ex)  {
              ex.printStackTrace();
          }
          return null;
      }