Document Metadata Subscription - IHE

IHE Technical Framework Supplement - Document Metadata Subscription (DSUB)Role: Sends notifications to subscribed Notification Recipients based on events for which thereis a subscription.Actor: Notification RecipientRole: Receives and processes notifications about events matching a set of filter expressions.134013454.4.2.2.3 Referenced StandardsOASIS Web Services Notification Family of StandardsWS-BaseNotification 1.3 OASIS StandardWS-BrokeredNotification 1.3 OASIS StandardWS-Topics 1.3 OASIS Standard4.4.2.2.4 Interaction Diagram4.4.2.2.4.1 Notify Message4.4.2.2.4.1.1 TriggerFigure 4.4.2.2.4-1: Notify Sequence1350When an event occurs, where the topics of the event match the filter requirements of one or moreexisting subscriptions, the Notification Broker will trigger a Notify message to the correspondingNotification Recipient.4.4.2.2.4.1.2 Message Semantics13551360The Notify message shall comply with the requirements in the WS-BaseNotification standard.Note that the value of the WS-Addressing Action element is prescribed in the standard, anddiffers from the requirements of Appendix V. The content of thewsnt:Notify/wsnt:NotificationMessage/wsnt:Message element depends on the environment inwhich the Publish/Subscribe infrastructure is implemented. Within an IHE profile, thetransaction definition of the particular profile will define the content that is carried in thewsnt:Notify/wsnt:NotificationMessage/wsnt:Message element of the Notify message.2009-08-10 53 Copyright © 2009: IHE International