horstmann.ch07_serial2

Class Car

java.lang.Object

horstmann.ch07_serial2.Car

All Implemented Interfaces:

java.io.Serializable

public class Car
extends java.lang.Object
implements java.io.Serializable

A serializable car shape.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private java.awt.Rectangle	body
private java.awt.geom.Ellipse2D.Double	frontTire
private java.awt.geom.Ellipse2D.Double	rearTire
private java.awt.Rectangle	roof
private static long	serialVersionUID

Constructor Summary

Constructors

Constructor and Description
Car(int x, int y, int width) Constructs a car.

Method Summary

Modifier and Type	Method and Description
void	draw(java.awt.Graphics2D g2) Draws the car.
private static java.lang.String	formatRectangularShape(java.awt.geom.RectangularShape s) A helper method to format a rectangular shape.
private void	readObject(java.io.ObjectInputStream in)
private static void	readRectangularShape(java.io.ObjectInputStream in, java.awt.geom.RectangularShape s) A helper method to read a rectangular shape.
java.lang.String	toString()
private void	writeObject(java.io.ObjectOutputStream out)
private static void	writeRectangularShape(java.io.ObjectOutputStream out, java.awt.geom.RectangularShape s) A helper method to write a rectangular shape.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

body

private java.awt.Rectangle body

roof

private java.awt.Rectangle roof

frontTire

private transient java.awt.geom.Ellipse2D.Double frontTire

rearTire

private transient java.awt.geom.Ellipse2D.Double rearTire

Constructor Detail

Car

public Car(int x,
           int y,
           int width)

Constructs a car.

Parameters:

x - the left of the bounding rectangle

y - the top of the bounding rectangle

width - the width of the bounding rectangle

Method Detail

writeObject

private void writeObject(java.io.ObjectOutputStream out)
                  throws java.io.IOException

Throws:

java.io.IOException

writeRectangularShape

private static void writeRectangularShape(java.io.ObjectOutputStream out,
                                          java.awt.geom.RectangularShape s)
                                   throws java.io.IOException

A helper method to write a rectangular shape.

Parameters:

out - the stream onto which to write the shape

s - the shape to write

Throws:

java.io.IOException

readObject

private void readObject(java.io.ObjectInputStream in)
                 throws java.io.IOException,
                        java.lang.ClassNotFoundException

Throws:

java.io.IOException

java.lang.ClassNotFoundException

readRectangularShape

private static void readRectangularShape(java.io.ObjectInputStream in,
                                         java.awt.geom.RectangularShape s)
                                  throws java.io.IOException

A helper method to read a rectangular shape.

Parameters:

in - the stream from which to read the shape

s - the shape to read. The method sets the frame of this rectangular shape.

Throws:

java.io.IOException

draw

public void draw(java.awt.Graphics2D g2)

Draws the car.

Parameters:

g2 - the graphics context

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

formatRectangularShape

private static java.lang.String formatRectangularShape(java.awt.geom.RectangularShape s)

A helper method to format a rectangular shape.

Parameters:

s - the shape to format

Returns:

a formatted representation of the given shape