notificationの最小構成

NotificationCompat.Builder builder = new NotificationCompat.Builder(getApplicationContext());

        builder.setSmallIcon(R.drawable.my_icon);

        builder.setContentTitle("Kingoftime 打刻通知");

        builder.setContentText("12:30で打刻しました。");

        builder.setTicker("12:30で打刻しました。");

        builder.setDefaults(Notification.DEFAULT_VIBRATE);

        NotificationManagerCompat manager = NotificationManagerCompat.from(getApplicationContext());

        manager.notify(1, builder.build());

Manifest.xml

<uses-permission android:name="android.permission.VIBRATE"/>