docs: @Nonnull
    public static EChange setUseSSL (final boolean bUseSSL)
    {
      return s_aRWLock.writeLocked ( () -> {
        if (s_bUseSSL == bUseSSL)
          return EChange.UNCHANGED;
        s_bUseSSL = bUseSSL;
        return EChange.CHANGED;
      });
    }