Android listen to network change

ConnectivityManager.NetworkCallback networkCallback = new ConnectivityManager.NetworkCallback() {
    @Override
    public void onAvailable(Network network) {
        // network available
    }

    @Override
    public void onLost(Network network) {
        // network unavailable
    }
};

ConnectivityManager connectivityManager =
        (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
    connectivityManager.registerDefaultNetworkCallback(networkCallback);
} else {
    NetworkRequest request = new NetworkRequest.Builder()
            .addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET).build();
    connectivityManager.registerNetworkCallback(request, networkCallback);
}

Source: stackoverflow.com

Android listen to network change

val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
connectivityManager?.let {
    it.registerDefaultNetworkCallback(object : ConnectivityManager.NetworkCallback() {
        override fun onAvailable(network: Network) {
            //take action when network connection is gained
        }
        override fun onLost(network: Network?) {
            //take action when network connection is lost
        }
    })
}

Source: stackoverflow.com

Similar codes

0 vote226 views1 answer
Ezra margolin
Java
1 vote223 views4 answers
Convert kotlin code to java
Java
5 votes230 views2 answers
Java double format
Java
1 vote230 views1 answer
Compare numbers in array in java
Java
0 vote225 views3 answers
Tostring java
Java
0 vote244 views1 answer
Java script find screen size of device
Java
0 vote245 views4 answers
Dataframe to dict without index
Java
1 vote231 views1 answer
Java check if able to parse int
Java
1 vote296 views2 answers
Java get month
Java
0 vote241 views1 answer
N/mm2
Java