<receiver        android:name=".receivers.NetworkChangeReceiver"        android:label="NetworkChangeReceiver">        <intent-filter>            <action                android:name="android.net.conn.CONNECTIVITY_CHANGE" />            <action                android:name="android.net.wifi.WIFI_STATE_CHANGED" />        </intent-filter>    </receiver>



public class NetworkChangeReceiver extends BroadcastReceiver{   @Override   public void onReceive(Context context, Intent intent) {       ConnectivityManager cm=(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);       if(cm.getActiveNetworkInfo()!=null&&cm.getActiveNetworkInfo().isConnected()){           //Send a broadcast to your service or activity that you have network           //...       }else{           LOG.i("Network UNAVAILABLE");       }   }}

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