code: public static Service identify(String url) {
      Service answer = Service.UNSUPPORTED;
      int index = url.indexOf(COMPOSUM_URL);
      if (index > 0) {
        answer = Service.COMPOSUM;
      }
      else {
        index = url.indexOf(CRX_URL);
        if (index > 0) {
          answer = Service.CRX;
        }
      }
      return answer;
    }
docs: Identifies the Service Vendor based on the given URL
  @param url Base URL to check
  @return Service Enum found or unsupported