genius.core.bidding

Class BidStrictSorterUtility

java.lang.Object

genius.core.bidding.BidStrictSorterUtility

All Implemented Interfaces:

java.util.Comparator<Bid>

public class BidStrictSorterUtility
extends java.lang.Object
implements java.util.Comparator<Bid>

Comparator which sorts a set of Bids based on their utility. The bid with the highest utility is on the front of the list. In addition, the ordering is unique: bids with exactly the same utility are always ordered the same. Use this class ONLY when comparing if two strategies are equivalent.

Constructor Summary

Constructors

Constructor and Description
BidStrictSorterUtility(AdditiveUtilitySpace utilitySpace) Initializes the comperator by setting the bidding space.

Method Summary

Modifier and Type	Method and Description
int	compare(Bid b1, Bid b2) Comperator.

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

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

BidStrictSorterUtility

public BidStrictSorterUtility(AdditiveUtilitySpace utilitySpace)

Initializes the comperator by setting the bidding space. The utility space is necessary to evaluate the utility of the bids.

Parameters:

utilitySpace - used to evaluate the utility of the bids.

Method Detail

compare

public int compare(Bid b1,
                   Bid b2)

Comperator. If util b1 > b2 then -1, else if < then 1, else compare hashcodes.

Specified by:

compare in interface java.util.Comparator<Bid>