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Use Cases: Patterns and Blueprints by Karin Palmkvist, Gunnar Övergaard

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Chapter 21. Large Use Case

Intent

Structure a use case comprising a large number of actions. There are two “dimensions” along which a use case may be large: It may either be “long”—consist of a very long sequence of actions—or it may be “fat”—include many different flows.

Characteristics: Moderately common. Basic solution.

Keywords: Alternative flow, large use-case description, long use case, multiple paths, structuring use-case descriptions.

Patterns

Large Use Case: Long Sequence

Model

Model

Description

The first Large Use Case pattern contains a use case consisting of a very long sequence of actions that is always to be performed as one unit.

Applicability

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