Chapter 4:  Writing Classes

Writing Classes

Objects

Classes

Classes

Classes

The Coin Class

The Coin Class

Data Scope

Instance Data

Instance Data

UML Diagrams

UML Class Diagrams

UML Diagrams

Encapsulation

Encapsulation

Encapsulation

Visibility Modifiers

Visibility Modifiers

Visibility Modifiers

Visibility Modifiers

Driver Programs

Method Declarations

Method Control Flow

Method Control Flow

Method Header

Method Body

The return Statement

Parameters

Local Data

Constructors Revisited

Overloading Methods

Overloading Methods

Overloaded Methods

Overloading Methods

Method Decomposition

Pig Latin

Class Diagrams Revisited

Object Relationships

Object Relationships

Aggregation

Aggregation in UML

Applet Methods

Graphical Objects

Summary