class Receiver implements MicroBus.BusEventReceiver {

    public onCreate() {
        bus.register(this, String.class);
    }

    public onDestroy() {
        bus.unregister(this, String.class);
    }

    @Override
    public void onBusEvent(Object event) {
        if (event instanceof String)
            System.out.println("Hello, " + event);
    }
}