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Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and Iterative Development, Third Edition by Craig Larman

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Chapter 32. More SSDs and Contracts

 

Virtue is insufficient temptation.

 
 --George Bernard Shaw

Introduction

The chapter quickly summarizes updates to SSDs and system operation contracts for this iteration of the NextGen case study. No changes are necessary for the Monopoly problem.

Introduction

NextGen POS

New System Sequence Diagrams

In the current iteration, the new payment handling requirements involve new collaborations with external systems. To review, SSDs use sequence diagram notation to illustrate inter-system collaborations, treating each system as a blackbox. It is useful to illustrate ...

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