Analysis Review of Workflow Subsystem Kaushik Merchant And The Workflow Team

Outline What is Workflow? Requirements Use Cases Object Model Activity Diagram Open Issues

What is Workflow? Provides services to Authoring, Inspection and Repair Group Maintains group-specific documents in the workflow database Notifies appropriate parties about a document

Requirements Core Optional Fancy

Core Requirements Documents have access control Access to database can be remote Concurrent access to database should be supported Synchronous/asynchronous notification Extensible solution

Optional Requirements Document search using arbitrary fields Automatically generated work orders

Fancy Requirements Automatic maintenance control scheduling Plug-and-chug databases

Use Cases SubmitDocument UpdateDocument

SubmitDocument Authenticates user and verifies access rights Enters new document along with associated documents into the workflow database Notifies appropriate parties about the new document

UpdateDocument Authenticates user and verifies access rights Enters updated document along with associated documents into the database Older document becomes previous version of the updated document Notifies appropriate parties about the update

Object Model (simplified) LotusNotesDB Document AssociatedDocument User Workflo w database Digital Doc, IETM, work order Annotations, stickies

Object Model

Activity Diagram (UpdateDocument) Hi! I’m Bob, the Technical Manual Writer Bob wants to make changes to IETM 1.1 in the workflow database

Activity Diagram contd.. Bob edits IETM 1.1 and calls SubmitDocument… Bob is authenticated and his access rights verified. The updated IETM is stored as IETM 1.2 IETM 1.1 is still in the workflow database IETM 1.1 becomes the old version of IETM 1.2 Intended parties are notified of the update

Open Issues List of users to be notified Control over Document class