docs: public static boolean      shouldRetry(int rc)
      {
          return (rc == KeeperException.Code.CONNECTIONLOSS.intValue()) ||
              (rc == KeeperException.Code.OPERATIONTIMEOUT.intValue()) ||
              (rc == KeeperException.Code.SESSIONMOVED.intValue()) ||
              (rc == KeeperException.Code.SESSIONEXPIRED.intValue());
      }