System Design Description Overview

The purpose of Event Handler supporting core system is providing authorized publish-subscribe messaging system to the Arrowhead Framework.

#1589F0 AH Service Registry #f03c15 AH Authorization #c5f015 AH Orchestrator #ffcc44 AH Event Handler 

System Design Overview

Provided services

The Event Handler provides the following services:

Consumed services

The Event Handler consumes the following services:

  • CheckAuthorizationSubscription private service from the Authorization core system
  • Notification service from the subscriber client system

Use cases

The Event Handler has the following use cases: