A simple class for Android local notifications.

Notificator.java

public class Notificator {

    public static Notification with(final Context context) {
        return new Notification(context);
    }

    public static class Notification {

        private final Context mContext;

        private Notification(final Context context) {
            mContext = context;
        }

        public void sendNotification(final String title, final String text, final int smallIconId, final int largeIconId) {
            final Uri sound = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
            long[] pattern = {500, 500};

            final NotificationCompat.Builder mBuilder =
                    new NotificationCompat.Builder(mContext)
                            .setSmallIcon(smallIconId)
                            .setLargeIcon(getLargeIconBitmap(largeIconId))
                            .setAutoCancel(true)
                            .setSound(sound)
                            .setVibrate(pattern)
                            .setLights(Color.RED, 500, 2000)
                            .setContentTitle(title)
                            .setContentText(text);

            final Intent resultIntent = new Intent(mContext, MainActivity.class);
            TaskStackBuilder stackBuilder = TaskStackBuilder.create(mContext);
            stackBuilder.addParentStack(MainActivity.class);
            stackBuilder.addNextIntent(resultIntent);
            PendingIntent resultPendingIntent =
                    stackBuilder.getPendingIntent(
                            0,
                            PendingIntent.FLAG_UPDATE_CURRENT
                    );
            mBuilder.setContentIntent(resultPendingIntent);
            NotificationManager mNotificationManager = (NotificationManager) mContext.getSystemService(Context.NOTIFICATION_SERVICE);
            mNotificationManager.notify(1, mBuilder.build());
        }

        private Bitmap getLargeIconBitmap(final int largeIconId) {
            BitmapDrawable icon = (BitmapDrawable) mContext.getResources().getDrawable(largeIconId);
            return icon.getBitmap();
        }

    }

}