broadcast receiver for no interner android studio
package com.keshav.networkchangereceiverexample.receivers;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.util.Log;
import static com.keshav.networkchangereceiverexample.MainActivity.dialog;
public class NetworkChangeReceiver extends BroadcastReceiver
{
@Override
public void onReceive(Context context, Intent intent)
{
try
{
if (isOnline(context)) {
dialog(true);
Log.e("keshav", "Online Connect Intenet ");
} else {
dialog(false);
Log.e("keshav", "Conectivity Failure !!! ");
}
} catch (NullPointerException e) {
e.printStackTrace();
}
}
private boolean isOnline(Context context) {
try {
ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo netInfo = cm.getActiveNetworkInfo();
//should check null because in airplane mode it will be null
return (netInfo != null && netInfo.isConnected());
} catch (NullPointerException e) {
e.printStackTrace();
return false;
}
}
}