@Override
public void onCreate(){ super.onCreate(); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) startMyOwnForeground(); else startForeground(1, new Notification());
}
private void startMyOwnForeground(){ String NOTIFICATION_CHANNEL_ID = "com.example.simpleapp"; String channelName = "My Background Service"; NotificationChannel chan = new NotificationChannel(NOTIFICATION_CHANNEL_ID, channelName, NotificationManager.IMPORTANCE_NONE); chan.setLightColor(Color.BLUE); chan.setLockscreenVisibility(Notification.VISIBILITY_PRIVATE); NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE); assert manager != null; manager.createNotificationChannel(chan); NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this, NOTIFICATION_CHANNEL_ID); Notification notification = notificationBuilder.setOngoing(true) .setSmallIcon(R.drawable.icon_1) .setContentTitle("App is running in background") .setPriority(NotificationManager.IMPORTANCE_MIN) .setCategory(Notification.CATEGORY_SERVICE) .build(); startForeground(2, notification);
}