Sams Teach Yourself Java 6 in 21 Days

The thoroughly revised and expanded edition of one of the best selling Java tutorials.

Rogers Cadenhead is a web application developer and author. He has written 22 books on Internet-related topics, including Sams Teach Yourself Java in 24 Hours. He’s also a web publisher whose sites receive more than 24 million visits per year. He maintains this book’s official website at http://www.java21days.com and a personal weblog at http://www.cadenhead.org.

Laura Lemay is a technical writer and author. After spending six years writing software documentation for various computer companies in Silicon Valley, she decided that writing books would be much more fun. In her spare time, she collects computers, email addresses, interesting hair colors, and nonrunning motorcycles. She is also the perpetrator of Sams Teach Yourself Web Publishing with HTML in a Week and Sams Teach Yourself Perl in 21 Days and a personal weblog at http://blog.lauralemay.com.

Introduction 1
How This Book Is Organized	p. 2
Who Should Read This Book	p. 4
Conventions Used in This Book	p. 5
The Java Language
Getting Started with Java	p. 9
The Java Language	p. 10
History of the Language	p. 10
Introduction to Java	p. 11
Selecting a Development Tool	p. 11
Object-Oriented Programming	p. 12
Objects and Classes	p. 14
Attributes and Behavior	p. 17
Attributes of a Class of Objects	p. 17
Behavior of a Class of Objects	p. 18
Creating a Class	p. 19
Running the Program	p. 21
Organizing Classes and Class Behavior	p. 24
Inheritance	p. 24
Creating a Class Hierarchy	p. 26
Inheritance in Action	p. 28
Single and Multiple Inheritance	p. 29
Interfaces	p. 30
Packages	p. 30
Summary	p. 31
Q&A	p. 31
Quiz	p. 32
Questions	p. 32
Answers	p. 32
Certification Practice	p. 32
Exercises	p. 33
The ABCs of Programming	p. 35
Statements and Expressions	p. 36
Variables and Data Types	p. 36
Creating Variables	p. 37
Naming Variables	p. 39
Variable Types	p. 39
Assigning Values to Variables	p. 41
Constants	p. 41
Comments	p. 43
Literals	p. 44
Number Literals	p. 45
Boolean Literals	p. 46
Character Literals	p. 46
String Literals	p. 47
Expressions and Operators	p. 48
Arithmetic	p. 49
More About Assignment	p. 51
Incrementing and Decrementing	p. 52
Comparisons	p. 53Logical Op
Operator Precedence	p. 55
String Arithmetic	p. 57
Summary	p. 58
Q&A	p. 59
Quiz	p. 60
Questions	p. 60
Answers	p. 60
Certification Practice	p. 60
Exercises	p. 61
Working with Objects	p. 63
Creating New Objects	p. 64
Using new	p. 64
What new Does	p. 66
A Note on Memory Management	p. 66
Accessing and Setting Class and Instance Variables	p. 67
Getting Values	p. 67
Changing Values	p. 68
Class Variables	p. 69
Calling Methods	p. 70
Nesting Method Calls	p. 72
Class Methods	p. 73
References to Objects	p. 74
Casting and Converting Objects and Primitive Types	p. 76
Casting Primitive Types	p. 77
Casting Objects	p. 78
Converting Primitive Types to Objects and Vice Versa	p. 80
Comparing Object Values and Classes	p. 82
Comparing Objects	p. 82
Determining the Class of an Object	p. 84
Summary	p. 84
Q&A	p. 85
Quiz	p. 86
Questions	p. 86
Answers	p. 86
Certification Practice	p. 86
Exercises	p. 87
Lists, Logic, and Loops	p. 89
Arrays	p. 90
Declaring Array Variables	p. 90
Creating Array Objects	p. 91
Accessing Array Elements	p. 92
Changing Array Elements	p. 93
Multidimensional Arrays	p. 95
Block Statements	p. 96
If Conditionals	p. 97
Switch Conditionals	p. 98
For Loops	p. 104
While and do Loops	p. 107
While Loops	p. 107
Do-while Loops	p. 109
Breaking Out of Loops	p. 109
Labeled Loops	p. 110
The Conditional Operator	p. 110
Summary	p. 112
Q&A	p. 112
Quiz	p. 112
Questions	p. 112
Answers	p. 113
Certification Practice	p. 113
Exercises	p. 114
Creating Classes and Methods	p. 115
Defining Classes	p. 116
Creating Instance and Class Variables	p. 116
Defining Instance Variables	p. 116
Class Variables	p. 117
Creating Methods	p. 117
Defining Methods	p. 118
The this Keyword	p. 120
Variable Scope and Method Definitions	p. 121
Passing Arguments to Methods	p. 122
Class Methods	p. 123
Table of Contents provided by Publisher. All Rights Reserved.

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Sams Teach Yourself Java 6 in 21 Days

Summary

Author Biography

Table of Contents

Supplemental Materials