addressbook
Class Person.CompareByName

java.lang.Object
  addressbook.Person.CompareByName

All Implemented Interfaces:

java.util.Comparator<Person>

Enclosing class:

Person

public static class Person.CompareByName
extends java.lang.Object
implements java.util.Comparator<Person>

Comparator for comparing two persons by alphabetical order of name

Constructor Summary

Person.CompareByName()

Method Summary

int	compare(Person person1, Person person2) Compare two Persons by name

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

Person.CompareByName

public Person.CompareByName()

Method Detail

compare

public int compare(Person person1,
                   Person person2)

Compare two Persons by name

Specified by:

compare in interface java.util.Comparator<Person>

Parameters:

person1 - the first person

person2 - the second person

Returns:

a negative number if person1 belongs before person2 in alphabetical order of name; 0 if they are equal; a positive number if person1 belongs after person2