[Event||]
[EventService|- eventClass:Class of ?;# subscriptions:List of Subscription;- singleton:EventService|instance();publish();unsubscribe();subscribe()]
[EventService]->[EventService]
[EventService]->[Subscription]
[Filter||apply()]
[InvalidEventTypeException||]
[Subscriber||inform()]
[Subscription|+ eventType:Class of ?;+ filter:Filter;+ subscriber:Subscriber|]
[Subscription]->[Filter]
[Subscription]->[Subscriber]
[CriticalFaultFilter||apply()]
[Filter]^-.-[CriticalFaultFilter]
[FaultEvent|+ CRITICAL:int;+ MODERATE:int;+ LOW:int;+ severity:int;+ source:String|]
[ManagementEvent]^-.-[FaultEvent]
[ManagementEvent||]
[Event]^-.-[ManagementEvent]
[StatusEvent|+ status:String;+ source:String|]
[ManagementEvent]^-.-[StatusEvent]
[Main||main()]
[Hub||triggerPublication()]
[Router||triggerPublication()]
[ErrorLogger||inform()]
[Subscriber]^-.-[ErrorLogger]
[PagingSystem||inform()]
[Subscriber]^-.-[PagingSystem]
[StatusConsole||inform()]
[Subscriber]^-.-[StatusConsole]