Mobius.kt

public static void main(String[] args) {
  // Let's make a Mobius Loop
  MobiusLoop<Integer, CounterEvent, CounterEffect> loop = Mobius
      .loop(new CounterLogic(), new CounterEffectHandler())
      .startFrom(0);

  // And start using our loop
  loop.dispatchEvent(CounterEvent.INCREMENT); // Model is now 1
  loop.dispatchEvent(CounterEvent.DECREMENT); // Model is now 0
  loop.dispatchEvent(CounterEvent.DECREMENT); // Sound effect plays! Model is still 0
}