Simple Relay RxBus with similar api to Event Bus
The Bus makes use of PublishRelay provided by RxRelay.

Event Bus
RxRelay

Register to all events in class

1. Event class

class ConsumerEvent

2. Observe to event types

RxBus.observe(ConsumerEvent.class)
     .subscribe(event -> {})

Event will be received on both sticky and non sticky events.

3. Post events

RxBus.post(new MyEvent())
RxBus.postSticky(new MyEvent())