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Beginning Java Objects
From Concepts to Code, Second Edition
JACQUIE BARKER
Beginning Java Objects: From Concepts to Code, Second Edition
Copyright © 2005 by Jacquie Barker
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Contents at a Glance
About the Author. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
About the Technical Reviewer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxv
Acknowledgments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxvii
Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxix
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxxi
PART 1 ■ ■ ■ The ABCs of Objects
CHAPTER 1 Abstraction and Modeling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
CHAPTER 2 Some Java Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
CHAPTER 3 Objects and Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
CHAPTER 4 Object Interactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
CHAPTER 5 Relationships Between Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
CHAPTER 6 Collections of Objects. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
CHAPTER 7 Some Final Object Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
PART 2 ■ ■ ■ Object Modeling 101
CHAPTER 8 The Object Modeling Process in a Nutshell . . . . . . . . . . . . . . . . . . . . 333
CHAPTER 9 Formalizing Requirements Through Use Cases. . . . . . . . . . . . . . . . . 343
CHAPTER 10 Modeling the Static/Data Aspects of the System . . . . . . . . . . . . . . . 355
CHAPTER 11 Modeling the Dynamic/Behavioral Aspects
of the System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 409
CHAPTER 12 Wrapping Up Our Modeling Efforts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 431
v
■CONTENTS AT A GLANCE vi
PART 3 ■ ■ ■ Translating an Object Blueprint
into Java Code
CHAPTER 13 Rounding Out Your Java Knowledge . . . . . . . . . . . . . . . . . . . . . . . . . . . 441
CHAPTER 14 Transforming Your Model into Java Code . . . . . . . . . . . . . . . . . . . . . . 567
CHAPTER 15 Rounding Out Your Application, Part 1: Adding a Data
Access Layer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 619
CHAPTER 16 Rounding Out Your Application, Part 2: Adding a
Presentation Layer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 681
CHAPTER 17 SRS, Take 3: Adding a GUI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 773
CHAPTER 18 Next Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 831
PART 4 ■ ■ ■ Appendixes
APPENDIX A Suggestions for Using This Book As a Textbook . . . . . . . . . . . . . . . . 839
APPENDIX B Alternative Case Studies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 843
APPENDIX C Setting Up Your Java Development Environment . . . . . . . . . . . . . . . 849
APPENDIX D Downloading and Compiling the Book’s Source Code . . . . . . . . . . 865
APPENDIX E Note to Experienced C++ Programmers . . . . . . . . . . . . . . . . . . . . . . . 867
APPENDIX F How Polymorphism Works Behind the Scenes
(Static vs. Dynamic Binding) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 873
APPENDIX G Collections Prior to J2SE 5.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 879
APPENDIX H Programming 101, and the Role of a Compiler . . . . . . . . . . . . . . . . . 891
INDEX. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 897
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