Patterns for Effective Use Cases

Preface

Use cases are popular for modeling, yet people often struggle when writing them. They understand the basic concepts of use cases, but find that actually writing useful ones turns out to be harder than they expect. One factor contributing to this difficulty is that we lack objective criteria to help judge the quality of use cases. Many people find it difficult to articulate the characteristics of an effective use case.

This book examines the problems people encounter while writing use cases. It describes simple, elegant, and proven solutions to the specific problems of writing use cases on real projects. We have identified approximately three dozen patterns that professionals can use to evaluate their use cases. We have based these patterns ...