@SuppressWarnings("deprecation")
  private void showNotification(Alarm alarm) {
    String title = getString(R.string.app_name) + ": " + alarm.getLavel();
    String message = "アラームは" + alarm.getDuration() + "分間鳴って停止しました。"; // TODO リソースへ
    String ticker = title;

    Notification notification =
        new Notification(R.drawable.ic_launcher, ticker, System.currentTimeMillis());
    Intent doNothing = new Intent();
    notification.setLatestEventInfo(
        this, title, message, PendingIntent.getActivity(this, 0, doNothing, 0));

    mNotificationManager.notify(alarm.hashCode(), notification);
  }