Class Rectangle

java.lang.Object
  Rectangle

public class Rectangle
extends java.lang.Object

A class that manages a rectangle given the length and width.

Field Summary

private double	length
private double	width

Constructor Summary

Rectangle()
Create a new rectangle object with length and width = 1.0

Rectangle(double rLength, double rWidth)
Create a new rectangle object given the length and width of the rectangle.

Method Summary

double	getArea() Return the area of the rectangle.
double	getLength() Return the length of the rectangle.
double	getPerimeter() Return the perimeter of the rectangle.
double	getWidth() Return the width of the rectangle.
void	setLength(double newLength) Change the length of the rectangle to the new length given
void	setWidth(double newWidth) Change the width of the rectangle to the new width given

Methods inherited from class java.lang.Object

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

Field Detail

length

private double length

width

private double width

Constructor Detail

Rectangle

public Rectangle()

Create a new rectangle object with length and width = 1.0

Rectangle

public Rectangle(double rLength,
                 double rWidth)

Create a new rectangle object given the length and width of the rectangle.

Parameters:

rLength - length of the rectangle. Must be greater than 0.

rWidth - width of the rectangle. Must be greater than 0.

Method Detail

getLength

public double getLength()

Return the length of the rectangle.

Returns:

the length of the rectangle.

getWidth

public double getWidth()

Return the width of the rectangle.

Returns:

the width of the rectangle.

getPerimeter

public double getPerimeter()

Return the perimeter of the rectangle.

Returns:

the perimeter of the rectangle.

getArea

public double getArea()

Return the area of the rectangle.

Returns:

the area of the rectangle.

setLength

public void setLength(double newLength)

Change the length of the rectangle to the new length given

Parameters:

newLength - length of the rectangle. Must be greater than 0

setWidth

public void setWidth(double newWidth)

Change the width of the rectangle to the new width given

Parameters:

newWidth - width of the rectangle. Must be greater than 0