docs: public static boolean checkResponseTypes(final String type, final OAuth20ResponseTypes... expectedTypes) {
          LOGGER.debug("Response type: [{}]", type);
          val checked = Stream.of(expectedTypes).anyMatch(t -> OAuth20Utils.isResponseType(type, t));
          if (!checked) {
              LOGGER.error("Unsupported response type: [{}]", type);
          }
          return checked;
      }