Service Eventing and Notifications
Task
It is not enough to just create and encapsulate entity and application services and expose external ones, you need to ensure that changes and modifications to your CAF services are reflected in your application and also in external ones.
Eventing is a generic mechanism that is used to provide information (events) about changes in CAF business objects. With subscriptions, end-users, such as other developers who are interested in these objects, will be notified when an action (event) on a business object has been triggered.
In this chapter, you will learn about