theory.smart.ebusiness.shoppingadvisor
Class ItemByDegreeDegreeComparator

java.lang.Object
  |
  +--theory.smart.ebusiness.shoppingadvisor.ItemByDegreeDegreeComparator

public class ItemByDegreeDegreeComparator

extends java.lang.Object

implements com.sun.java.util.collections.Comparator

Used to compare items by degree using ItemByDegree.

See Also:

theory.smart.ebusines.shoppingadvisor.ItemByDegree

Method Summary

int	compare(java.lang.Object arg1, java.lang.Object arg2) Simple comparaison method
static ItemByDegreeDegreeComparator	getInstance() It is an ItemByDegreeDegreeComparator instance caching mechanism it returns a new instance if no instance exists or an existing instance.

Methods inherited from class java.lang.Object

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

Method Detail

compare

public int compare(java.lang.Object arg1,
                   java.lang.Object arg2)

Simple comparaison method

Specified by:

compare in interface com.sun.java.util.collections.Comparator

Returns:

arg2.getDegree() - arg1.getDegree()

getInstance

public static ItemByDegreeDegreeComparator getInstance()

It is an ItemByDegreeDegreeComparator instance caching mechanism it returns a new instance if no instance exists or an existing instance.

Returns:

An instance of a comparator