編寫有效用例

Highlights of the book include: A thorough discussion of the key elements;of use cases-actors. stakeholders.design scope. scenarios, and more A use case style guide with action steps and suggested formats An extensive list of time-saving use case writing tips A helpful presentation of use case templates. with commentary on when and where they should be employed A proven methodology for taking advantage of use cases With this book as your guide. you will learn the essential elements of use Case writing. Improve your use case writing skills, and be well on your way to employing use cases effectively for your next development project

preface

acknowlegments

chapter 1 introduction

1.1 what is a use case （more or less）？

1.2 your use case is not my use case

steve adolph： "discovering" requirements in new territory

1.3 requirements and use cases

1.4 when use cases add value

1.5 manage your energy

1.6 warm up with a usage narrative

usage narative： getting "fast cash"

1.7 exercises

part 1 the use case body parts

chapter 2 the use case as a contract for behavior

2.1 interactions between actors with goals

2.2 contract between stakeholders with interests

2.3 the graphical model

chapter 3 scope

3.1 functional scope

3.2 design scope

3.3 the outermost use cases

3.4 using the scope-defining work products

3.5 exercises

chapter 4 stakeholders and actors

4.1 stakeholders

4.2 the primary actor

4.3 supporting actors

4.4 the system under discussion

4.5 internal actors and white-box use cases

4.6 exercises

chapter 5 three named goal levels

5.1 user goals （blue， sea-level）

5.2 summary level （white， cloud/kite）

5.3 subfunctions （indigo/black， underwater/clam）

5.4 using graphical icons to highlight goal levels

5.5 finding the right goal level

5.6 a longer writing sample： "handle a claim" at several leveis

5.7 exercises

chapter 6 preconditions， triggers， mld cuarantees

6.1 preconditions

6.2 ninimal guarantees

6.3 success guarantee

6.4 triggers

6.5 exercises

chapter 7 scenarios and steps

7.1 the main success scenario

7.2 action steps

7.3 exercises

chapter 8 extensions

8.1 extension 8asics

8.2 the extension conditions

8.3 extension handling

8.4 exercises

chapter 9 technology and data variations

chapter 10 linking use cases

10.1 sub use cases

10.2 extension use cases

10.3 exercises

chapter 11 use case formats

11.1 formats to choose from

11.2 forces affecting use case writing styles

11.3 standards for five project types

11.4 conclusion

11.5 exercise

part 2 frequently discussed topics

chapter 12 when are we done？

chapter 13 scaling up to many use gases

chapter 14 crud and parameterized use cases

14.1 crud use cases

14.2 parameterized use cases

chapter 15 business process modeling

15.1 modeling versus designing

15.2 linking business and system use cases

ruety walters： business modeling and system requirements

chapter 16 the missing requirements

16.1 precision in data requirements

16.2 cross-linking from use cases to other requirements

chapter 17 use cases in the overall process

17.1 use cases in projea organization.

17.2 use cases to task or feature lists

17.3 use cases to design

17.4 use cases to ui design

17.5 use cases to test cases

17.6 the actual writing

andy kraus： collecting use cases from a large， diverse lay group

chapter 18 use case briefs and extreme programming

chapter 19 mistakes fixed

19.1 no system

19.2 no primary actor

19.3 too many user interface details

19.4 very low goal levels

19.5 purpose and content not aligned

19.6 advanced example of too much ui

part 3 reminders for the busy

chapter 20 reminders for each use case

chapter 21 reminders for the use case set

chapter 22 reminders for working on the use cases

appendiees

appendix a use cases in uml

a.1 ellipses and stick figures

a.2 uml's includes relation

a.3 uml's extends relation

a.4 uml's generalizes relations

a.5 subordinate versus sub use cases

a.6 drawing use case diagrams

a.7 write text-based use cases instead

appendix b answers to （some） exercises

appendix c glossary

appendix d readings

index ^[1]