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Category : Higher Education

Table of Contents

Preface xv

Chapter 1 Introduction to Computers and Java 1

1.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.2 Why Program? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.3 Computer Systems: Hardware and Software . . . . . . . . . . . . . . . . . . . . . 2

1.4 Programming Languages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.5 What Is a Program Made of? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.6 The Programming Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

1.7 Object-Oriented Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Review Questions and Exercises 24

Programming Challenge 28

 

Chapter 2 Java Fundamentals 31

2.1 The Parts of a Java Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

2.2 The System.out.print and System.out.println Methods, and the

Java API . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

2.3 Variables and Literals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

2.4 Primitive Data Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

2.5 Arithmetic Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

2.6 Combined Assignment Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

2.7 Conversion between Primitive Data Types . . . . . . . . . . . . . . . . . . . . . . 70

2.8 Creating Named Constants with final . . . . . . . . . . . . . . . . . . . . . . . . 74

2.9 The String Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

2.10 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

2.11 Comments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83

2.12 Programming Style . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

2.13 Reading Keyboard Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

2.14 Dialog Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

2.15 The System.out.printf Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

2.16 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

Review Questions and Exercises 118

Programming Challenges 123

 

Chapter 3 A First Look at Classes and Objects 129

3.1 Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

3.2 More about Passing Arguments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149

3.3 Instance Fields and Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152

3.4 Constructors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155

3.5 A BankAccount Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161

3.6 Classes, Variables, and Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172

3.7 Packages and import Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173

3.8 Focus on Object-Oriented Design: Finding the Classes

and Their Responsibilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174

3.9 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183

Review Questions and Exercises 183

Programming Challenges 187

 

Chapter 4 Decision Structures 193

4.1 The if Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193

4.2 The if-else Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202

4.3 The Payroll Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205

4.4 Nested if Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209

4.5 The if-else-if Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217

4.6 Logical Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222

4.7 Comparing String Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230

4.8 More about Variable Declaration and Scope . . . . . . . . . . . . . . . . . . . 235

4.9 The Conditional Operator (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . 237

4.10 The switch Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238

4.11 Formatting Numbers with the DecimalFormat Class . . . . . . . . . . . . . . 248

4.12 Focus on Problem Solving: The SalesCommission Class . . . . . . . . . . . . 254

4.13 Generating Random Numbers with the Random Class . . . . . . . . . . . . . 261

4.14 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267

Review Questions and Exercises 268

Programming Challenges 273

 

Chapter 5 Loops and Files 279

5.1 The Increment and Decrement Operators . . . . . . . . . . . . . . . . . . . . . 279

5.2 The while Loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283

5.3 Using the while Loop for Input Validation . . . . . . . . . . . . . . . . . . . . . 290

5.4 The do-while Loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293

5.5 The for Loop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296

5.6 Running Totals and Sentinel Values . . . . . . . . . . . . . . . . . . . . . . . . . . 307

5.7 Nested Loops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 312

5.8 The break and continue Statements . . . . . . . . . . . . . . . . . . . . . . . . . . 320

5.9 Deciding Which Loop to Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

5.10 Introduction to File Input and Output . . . . . . . . . . . . . . . . . . . . . . . . 321

5.11 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341

Review Questions and Exercises 342

Programming Challenges 348

 

Chapter 6 A Second Look at Classes and Objects 357

6.1 Static Class Members . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357

6.2 Overloaded Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364

6.3 Overloaded Constructors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 369

6.4 Passing Objects as Arguments to Methods . . . . . . . . . . . . . . . . . . . . . 376

6.5 Returning Objects from Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 389

6.6 The toString Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 392

6.7 Writing an equals Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 396

6.8 Methods That Copy Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 398

6.9 Aggregation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 401

6.10 The this Reference Variable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414

6.11 Inner Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 417

6.12 Enumerated Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 420

6.13 Garbage Collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 429

6.14 Focus on Object-Oriented Design: Class Collaboration . . . . . . . . . . . 431

6.15 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 435

Review Questions and Exercises 436

Programming Challenges 441

 

Chapter 7 Arrays and the ArrayList Class 449

7.1 Introduction to Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 449

7.2 Processing Array Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 460

7.3 Passing Arrays as Arguments to Methods . . . . . . . . . . . . . . . . . . . . . . 472

7.4 Some Useful Array Algorithms and Operations . . . . . . . . . . . . . . . . . . 476

7.5 Returning Arrays from Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 488

7.6 String Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490

7.7 Arrays of Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 494

7.8 The Sequential Search Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . 498

7.9 The Selection Sort and the Binary Search Algorithms . . . . . . . . . . . . . 501

7.10 Two-Dimensional Arrays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 509

7.11 Arrays with Three or More Dimensions . . . . . . . . . . . . . . . . . . . . . . . 521

7.12 Command-Line Arguments and Variable-Length Argument Lists . . . . 522

7.13 The ArrayList Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 526

7.14 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 534

Review Questions and Exercises 535

Programming Challenges 539

 

Chapter 8 Text Processing and Wrapper Classes 547

8.1 Introduction to Wrapper Classes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 547

8.2 Character Testing and Conversion with the Character Class . . . . . . . 548

8.3 More about String Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 555

8.4 The StringBuilder Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 569

8.5 Tokenizing Strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 578

8.6 Wrapper Classes for the Numeric Data Types . . . . . . . . . . . . . . . . . . . 587

8.7 Focus on Problem Solving: The TestScoreReader Class . . . . . . . . . . . . 591

8.8 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 595

Review Questions and Exercises 595

Programming Challenges 599

 

Chapter 9 Inheritance 605

9.1 What Is Inheritance? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 605

9.2 Calling the Superclass Constructor . . . . . . . . . . . . . . . . . . . . . . . . . . . 616

9.3 Overriding Superclass Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 624

9.4 Protected Members . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 632

9.5 Classes That Inherit from Subclasses . . . . . . . . . . . . . . . . . . . . . . . . . . 639

9.6 The Object Class . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 644

9.7 Polymorphism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 646

9.8 Abstract Classes and Abstract Methods . . . . . . . . . . . . . . . . . . . . . . . 651

9.9 Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 657

9.10 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 668

Review Questions and Exercises 669

Programming Challenges 675

 

Chapter 10 Exceptions and Advanced File I/O 681

10.1 Handling Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 681

10.2 Throwing Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 704

10.3 Advanced Topics: Binary Files, Random Access Files, and Object

Serialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 712

10.4 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 728

Review Questions and Exercises 729

Programming Challenges 735

 

Chapter 11 GUI Applications–Part 1 739

11.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 739

11.2 Dialog Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 742

11.3 Creating Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 753

11.4 Layout Managers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 780

11.5 Radio Buttons and Check Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 797

11.6 Borders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 810

11.7 Focus on Problem Solving: Extending the JPanel Class . . . . . . . . . . . 812

11.8 Splash Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 826

11.9 Using Console Output to Debug a GUI Application . . . . . . . . . . . . . . 827

11.10 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 831

Review Questions and Exercises 831

Programming Challenges 836

 

Chapter 12 GUI Applications–Part 2 841

12.1 Read-Only Text Fields . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 841

12.2 Lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 842

12.3 Combo Boxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 859

12.4 Displaying Images in Labels and Buttons . . . . . . . . . . . . . . . . . . . . . . 865

12.5 Mnemonics and Tool Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 871

12.6 File Choosers and Color Choosers . . . . . . . . . . . . . . . . . . . . . . . . . . . 873

12.7 Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 877

12.8 More about Text Components: Text Areas and Fonts . . . . . . . . . . . . . 886

12.9 Sliders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 891

12.10 Look and Feel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 895

12.11 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 897

Review Questions and Exercises 898

Programming Challenges 903

 

Chapter 13 Applets and More 909

13.1 Introduction to Applets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 909

 

 

13.2 A Brief Introduction to HTML . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 911

13.3 Creating Applets with Swing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 921

13.4 Using AWT for Portability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 929

13.5 Drawing Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 934

13.6 Handling Mouse Events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 954

13.7 Timer Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 965

13.8 Playing Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 969

13.9 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 974

Review Questions and Exercises 974

Programming Challenges 980

 

Chapter 14 Creating GUI Applications with JavaFX 983

14.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 983

14.2 Scene Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 985

14.3 Using Scene Builder to Create JavaFX Applications . . . . . . . . . . . . . . . 987

14.4 Writing the Application Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1001

14.5 RadioButtons and CheckBoxes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1011

14.6 Displaying Images . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1025

14.7 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1030

Review Questions and Exercises 1030

Programming Challenges 1034

 

Chapter 15 Recursion 1039

15.1 Introduction to Recursion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1039

15.2 Solving Problems with Recursion . . . . . . . . . . . . . . . . . . . . . . . . . . . 1042

15.3 Examples of Recursive Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1046

15.4 A Recursive Binary Search Method . . . . . . . . . . . . . . . . . . . . . . . . . . 1053

15.5 The Towers of Hanoi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1056

15.6 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1060

Review Questions and Exercises 1061

Programming Challenges 1064

 

Chapter 16 Databases 1067

16.1 Introduction to Database Management Systems . . . . . . . . . . . . . . . 1067

16.2 Tables, Rows, and Columns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1073

16.3 Introduction to the SQL SELECT Statement . . . . . . . . . . . . . . . . . . . . 1077

16.4 Inserting Rows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1098

16.5 Updating and Deleting Existing Rows . . . . . . . . . . . . . . . . . . . . . . . 1101

16.6 Creating and Deleting Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1110

16.7 Creating a New Database with JDBC . . . . . . . . . . . . . . . . . . . . . . . . 1114

16.8 Scrollable Result Sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1115

16.9 Result Set Meta Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1117

16.10 Displaying Query Results in a JTable . . . . . . . . . . . . . . . . . . . . . . . . 1120

16.11 Relational Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1131

16.12 Advanced Topics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1152

16.13 Common Errors to Avoid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1154

Review Questions and Exercises 1155

Programming Challenges 1160

Appendix A Getting Started with Alice 2 1163

Index 1189

Credits 1205

 

Available on the book’s online resource page at

www.pearsonhighered.com/gaddis

Appendix B The ASCII/Unicode Characters

Appendix C Operator Precedence and Associativity

Appendix D Java Key Words

Appendix E Installing the JDK and JDK Documentation

Appendix F Using the javadoc Utility

Appendix G More about the Math Class

Appendix H Packages

Appendix I Working with Records and Random-Access Files

Appendix J Installing Java DB

Appendix K The QuickSort Algorithm

Appendix L Answers to Checkpoints Questions

Appendix M Answers to Odd-Numbered Review Questions

Case Study 1 The Amortization Class

Case Study 2 The PinTester Class

Case Study 3 Parallel Arrays

Case Study 4 The SerialNumber Class

Case Study 5 A Simple Text Editor Application

Get Starting Out with Java: Early Objects plus MyLab Programming with Pearson eText Package, 5th Edition by Tony Gaddis, Haywood Community College

Starting Out with Java: Early Objects plus MyLab Programming with Pearson eText Package, 5th Edition Test Bank, Download Starting Out with Java: Early Objects plus MyLab Programming with Pearson eText Package, 5th Edition , Starting Out with Java: Early Objects plus MyLab Programming with Pearson eText Package, 5th Edition Test Book, PDF Starting Out with Java: Early Objects plus MyLab Programming with Pearson eText Package, 5th Edition ,Tony Gaddis, Haywood Community College , Tony Gaddis, Haywood Community College

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