RxNetworkInfo.java 文件源码

@RequiresApi(LOLLIPOP)
@Nullable
static NetworkCapabilities getCapabilities(@NonNull Network network,
    @NonNull ConnectivityManager connectivityManager) {

  NetworkCapabilities networkCapabilities = null;

  try {
    networkCapabilities = connectivityManager.getNetworkCapabilities(network);
  } catch (Exception exc) {
    logger.log(WARNING,
        "Could not retrieve network capabilities from provided network: " + exc.getMessage());
  }

  return networkCapabilities;
}