Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition

6.13. Use Case Diagrams

The UML provides use case diagram notation to illustrate the names of use cases and actors, and the relationships between them (see Figure 6.2).

Figure 6.2. Partial use case context diagram.

Use case diagrams and use case relationships are secondary in use case work. Use cases are text documents. Doing use case work means to write text.

A common sign of a novice (or academic) use-case modeler is a preoccupation with use case diagrams and use case relationships, rather than writing text. World-class use case experts such as Anderson, Fowler, Cockburn, among others, downplay use case diagrams and use case relationships, ...