| Name | Description |
|---|---|
| HeartbeatEmitter | A heartbeat emitter is attached to a poller (a subscriber). This belongs to a subscriber that can fall asleep. The Listener is always asking for a heartbeat on a regular interval. |
| InMemoryHeartbeatListener | A heartbeat listener. Since a tipical event centric node is hosted in IIS there is always the risk that a subscriber falls asleep. This is the responsability of the Heartbeat Listener. Keep the subscriber node always alive. |