private void setupNotification() {
        Intent cancelIntent = new Intent(this, LoginActivity.class);
        cancelIntent.setAction(LoginActivity.EDIT_CANCEL);
        PendingIntent pendingCancelIntent = PendingIntent.getBroadcast(this, 0, cancelIntent, PendingIntent.FLAG_UPDATE_CURRENT);

        mBuilder = new NotificationCompat.Builder(this)
                .setSmallIcon(R.drawable.ic_launcher)
                .setContentTitle("hui")
                .setContentText("processing...")
                .setAutoCancel(true)
                .addAction(R.drawable.ic_launcher, "Cancel", pendingCancelIntent);

        Intent resultIntent = new Intent(this, LoginActivity.class);

        TaskStackBuilder stackBuilder = TaskStackBuilder.create(this);
        stackBuilder.addParentStack(LoginActivity.class);
        stackBuilder.addNextIntent(resultIntent);
        PendingIntent resultPendingIntent =
                stackBuilder.getPendingIntent(
                        0,
                        PendingIntent.FLAG_UPDATE_CURRENT
                );
        mBuilder.setContentIntent(resultPendingIntent);
        mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
        mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());
    }