notification.java

// increment the ID
++notificationId;

// create a notification
NotificationCompat.Builder builder =
        new NotificationCompat.Builder(BasicNotificationActivity.this)
                .setContentTitle("This is notification #" + notificationId)
                .setContentText("This is the text!")
                .setAutoCancel(true)
                .setSmallIcon(R.drawable.kcl_tech_logo)
                .setLargeIcon(BitmapFactory.decodeResource(getResources(), R.drawable.kcl_tech_logo))
                .setVibrate(new long[]{500, 500, 200, 500})
                .setLights(0xff00ff00, 500, 200);

// create an action to complete when the notification is clicked
Intent intent = new Intent(BasicNotificationActivity.this, NotificationClickedActivity.class);
intent.putExtra("message", "You clicked notification #" + notificationId);
PendingIntent pendingIntent = PendingIntent.getActivity(BasicNotificationActivity.this, notificationId, intent, PendingIntent.FLAG_CANCEL_CURRENT);

// set the action on the notification
builder.setContentIntent(pendingIntent);

// get the notification manager
NotificationManager manager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);

// send the notification
manager.notify(notificationId, builder.build());