# Package org.eclipse.net4j.signal.heartbeat

A signal protocol implementation that realizes a configurable heart beat protocol.

- Class Summary
  Class | Description
  --- | ---
  HeartBeatProtocol | A `signal protocol` that keeps the `connector` of its `channel` open or provides early deactivation feedback by exchanging periodic heart beats.
  HeartBeatProtocol.Server | The server-side implementation of a `heart beat protocol`.
  HeartBeatProtocol.Server.Factory | Creates server-side `heart beat protocol` instances.
  HeartBeatProtocol.Server.TimerInjector | An `element post processor` that injects a `timer` into server-side `heart beat protocol` instances.