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Assignment 7 (Extra credit) Object behaviors

Assignment 7 (Extra credit) Object behaviors Consider the ABC Corp. case (next page). One may consider two use cases for this: Complete Requisition and Buyer Fills Requisition. The steps for the Complete Requisition use case is given. For this use case:

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Assignment 7 (Extra credit) Object behaviors

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  1. Assignment 7 (Extra credit) Object behaviors Consider the ABC Corp. case (next page). One may consider two use cases for this: Complete Requisition and Buyer Fills Requisition. The steps for the Complete Requisition use case is given. For this use case: • Identify the classes and attributes and draw the class diagram [10] • Identify the methods to implement the use case and associate the methods with the different classes [15] • Draw a sequence diagram showing the sequence of method calls to implement the use case [20] • Give the extended class diagram indicating methods for the classes. [5]

  2. Use case: Complete requisition Actors: Employees, Supervisor Steps: • Initiate new requisition screen • Fill in requisition details – possibly multiple requisition lines • Enter Product#, Quantity • Verify Product# against the product master file • Assign the requisition number • Save the requisition • Review the requisition (by supervisor) • Initiate the approve requisition screen • Enter the approver code • Update the requisition transaction file • Write to requisition audit file

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