addressbook
Class Person.CompareByZip

java.lang.Object
  addressbook.Person.CompareByZip

All Implemented Interfaces:

java.util.Comparator<Person>

Enclosing class:

Person

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

Comparator for comparing two persons by order of zip code, with ties broken by name

Constructor Summary

Person.CompareByZip()

Method Summary

int	compare(Person person1, Person person2) Compare two Persons by zip, with ties broken 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.CompareByZip

public Person.CompareByZip()

Method Detail

compare

public int compare(Person person1,
                   Person person2)

Compare two Persons by zip, with ties broken 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 order of zip with ties broken by name; 0 if they are equal on both name and zip; a positive number if person1 belongs after person2 in order of zip with ties broken by name.