Chapter 2:  Objects and Primitive Data

Objects and Primitive Data

Introduction to Objects

Objects and Classes

Inheritance

Using Objects

The print Method

Abstraction

Character Strings

String Concatenation

Escape Sequences

Escape Sequences

Variables

Variables

Assignment

Constants

Primitive Data

Numeric Primitive Data

Characters

Characters

Boolean

Arithmetic Expressions

Division and Remainder

Operator Precedence

Operator Precedence

Assignment Revisited

Assignment Revisited

Data Conversions

Data Conversions

Data Conversions

Creating Objects

Creating Objects

Creating Objects

String Methods

Class Libraries

Packages

The import Declaration

The import Declaration

Class Methods

The Keyboard Class

Formatting Output

Formatting Output

Applets

Applets

Applets

The HTML applet Tag

Drawing Shapes

Drawing a Line

Drawing a Rectangle

Drawing an Oval

The Color Class

The Color Class

Summary