Subscription System

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Subscription System

Classification/description
Item Description
name Subscription System
description Application component managing the entire life cycle of subscriptions, ie creation and maintaining subscriptions. It also offers functionality for validating subscriptions (does subject exist?, is the event supported?, is the subscription changing an existing subscription?), confirmation of a subscription (...) and error handling.

The component makes use of an interface to access the base registry.

pattern(s) S&N
application collaboration Cross-border Subscriptions

Application Services realized by this component
Application Service Description Pattern
Subscription Evaluation This service evaluates a subscription request to check if the request can be completed. If it fails the validation the request is rejected and an error message will be sent. S&N
Subscription Error Handling In case some error occurs in the evaluation of a subscription request this service will handle it. The content of the error message is collected and send to the Data Transferor. S&N
Subscription Creation and Update A service to record a subscription in the registry of the DO as well as update the subscription when needed. This service needs to be able to identify updates based on subject ID, subscriber ID and subscription time. S&N
Subscription Confirmation After a subscription was successfully registered the requesting company needs to be notified. This service takes care of this. S&N

DE4A Common Components & BBs & MS Solutions
Component Source UC Description
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