See: Description
| Interface | Description | 
|---|---|
| HotObservable<T> | A contract for a publisher that buffers data to allow for
 the release of that data if there will not be a subscriber. | 
| Class | Description | 
|---|---|
| CancelledSubscriber<T> | A cancelled subscriber. | 
| HandlerPublisher<T> | Publisher for a Netty Handler. | 
| HandlerSubscriber<T> | Subscriber that publishes received messages to the handler pipeline. |