Inet6Address v6Address = (Inet6Address) address;
      int interfaceIndex = tryParseDecimal(scope, 0, scope.length());
      if (interfaceIndex != -1) {
        return Inet6Address.getByAddress(
            v6Address.getHostAddress(), v6Address.getAddress(), interfaceIndex);
      }
      try {
        NetworkInterface asInterface = NetworkInterface.getByName(scope);