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 vote333 views1 answer
Jsp form upload image
Java
0 vote338 views1 answer
Java swing swap panels
Java
0 vote322 views2 answers
Get week number from localdate java
Java
0 vote327 views1 answer
Glide dependency android java
Java
0 vote341 views2 answers
Android check file extension
Java
5 votes349 views2 answers
Select java version linux
Java
1 vote316 views1 answer
Remove spaces at beginning and end of string java
Java
118 votes425 views6 answers
Java int to string
Java
0 vote353 views1 answer
Exception in Application start method java.lang.reflect.InvocationTargetException
Java
0 vote332 views1 answer
How to open material navigation view on button click
Java