code: public JSONObject getRoomByApplication(String company, String applicationId, HashMap<String, String> params) throws JSONException {
          return oClient.get("/messages/v3/" + company + "/rooms/appications/" + applicationId, params);
      }
docs: Get a specific room by application ID
  
  @param   company Company ID
  @param   applicationId Application ID
  @param   params Parameters
  @throws	JSONException If error occurred
  @return	{@link JSONObject}