horstmann.ch04_sort2

Class Country

java.lang.Object

horstmann.ch04_sort2.Country

All Implemented Interfaces:

java.lang.Comparable<Country>

public class Country
extends java.lang.Object
implements java.lang.Comparable<Country>

A country with a name and area.

Field Summary

Fields

Modifier and Type	Field and Description
private double	area
private java.lang.String	name

Constructor Summary

Constructors

Constructor and Description
Country(java.lang.String aName, double anArea) Constructs a country.

Method Summary

Modifier and Type	Method and Description
int	compareTo(Country other) Compares two countries by area.
double	getArea() Gets the area of the country.
java.lang.String	getName() Gets the name of the country.

Methods inherited from class java.lang.Object

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

Field Detail

name

private java.lang.String name

area

private double area

Constructor Detail

Country

public Country(java.lang.String aName,
               double anArea)

Constructs a country.

Parameters:

aName - the name of the country

anArea - the area of the country

Method Detail

getName

public java.lang.String getName()

Gets the name of the country.

Returns:

the name

getArea

public double getArea()

Gets the area of the country.

Returns:

the area

compareTo

public int compareTo(Country other)

Compares two countries by area.

Specified by:

compareTo in interface java.lang.Comparable<Country>

Parameters:

other - the other country

Returns:

a negative number if this country has a smaller area than otherCountry, 0 if the areas are the same, a positive number otherwise