public void startResponseReqBody() {
   ParameterParser parameter = getParameterParser();
   String command = parameter.getParameter("command");
   if (command != null) {
     doCommand(command, parameter);
     return;
   }
   JSONObject json = (JSONObject) parameter.getJsonObject();
   if (json != null) {
     command = json.optString("command");
     Object paramObj = json.opt("param");
     doObjCommand(command, paramObj);
     return;
   }
   completeResponse("404");
 }