Android Code Example: Querying Network Reachability (from https://www.codota.com/android/scenarios/52fcbcf7da0a0798c77ab61b/querying-network-reachability?tag=dragonfly)

QueryingNetworkReachability.java

public static boolean haveNetworkConnection(Context context) {
	ConnectivityManager cm = (ConnectivityManager)context.getSystemService(Context.CONNECTIVITY_SERVICE);
	NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
	if(activeNetwork == null) return false;
	return activeNetwork.isConnected();
}