uk.ac.liv.auction.agent
Class GDStrategy

java.lang.Object
  uk.ac.liv.auction.agent.AbstractStrategy
      uk.ac.liv.auction.agent.FixedQuantityStrategyImpl
          uk.ac.liv.auction.agent.GDStrategy

All Implemented Interfaces:

AuctionEventListener, java.lang.Cloneable, FixedQuantityStrategy, Parameterizable, Prototypeable, Resetable, java.io.Serializable, Strategy

public class GDStrategy

extends FixedQuantityStrategyImpl

implements java.io.Serializable, Prototypeable

An implementation of the Gjerstad Dickhaut strategy. Agents using this strategy calculate the probability of any bid being accepted and bid to maximize expected profit. See

"Price Formation in Double Auctions" S. Gjerstad, J. Dickhaut and R. Palmer

Note that you must configure a logger of type HistoricalDataReport in order to use this strategy.

Parameters

base .maxprice double >= 0	(max price in auction)

Version:

$Revision: 1.9 $

Author:

Marek Marcinkiewicz

See Also:

HistoricalDataReport, Serialized Form

Field Summary

protected HistoricalDataReport	historyStats
protected double	max
static double	MAX_PRICE
protected double	maxPoint
static java.lang.String	P_MAXPRICE
protected MarketQuote	quote

Fields inherited from class uk.ac.liv.auction.agent.AbstractStrategy

agent, auction, currentShout

Constructor Summary

GDStrategy()

Method Summary

void	auctionOpen(AuctionOpenEvent event)
void	endOfRound(Auction auction)
void	eventOccurred(AuctionEvent event)
boolean	modifyShout(Shout.MutableShout shout) Modify the price and quantity of the given shout according to this strategy.
java.lang.Object	protoClone()
void	setup(ec.util.ParameterDatabase parameters, ec.util.Parameter base) Initialise this object from a parameter database.

Methods inherited from class uk.ac.liv.auction.agent.FixedQuantityStrategyImpl

determineQuantity, getQuantity, setQuantity

Methods inherited from class uk.ac.liv.auction.agent.AbstractStrategy

getAgent, initialise, modifyShout, reset, setAgent

Methods inherited from class java.lang.Object

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

Methods inherited from interface uk.ac.liv.util.Resetable

reset

Methods inherited from interface uk.ac.liv.auction.agent.Strategy

modifyShout, setAgent

Field Detail

maxPoint

protected double maxPoint

max

protected double max

quote

protected MarketQuote quote

historyStats

protected HistoricalDataReport historyStats

P_MAXPRICE

public static final java.lang.String P_MAXPRICE

See Also:

Constant Field Values

MAX_PRICE

public static double MAX_PRICE

Constructor Detail

GDStrategy

public GDStrategy()

Method Detail

setup

public void setup(ec.util.ParameterDatabase parameters,
                  ec.util.Parameter base)

Description copied from interface: Parameterizable

Initialise this object from a parameter database.

Specified by:

setup in interface Parameterizable

Overrides:

setup in class FixedQuantityStrategyImpl

protoClone

public java.lang.Object protoClone()

Specified by:

protoClone in interface Prototypeable

Overrides:

protoClone in class AbstractStrategy

eventOccurred

public void eventOccurred(AuctionEvent event)

Specified by:

eventOccurred in interface AuctionEventListener

Overrides:

eventOccurred in class AbstractStrategy

auctionOpen

public void auctionOpen(AuctionOpenEvent event)

modifyShout

public boolean modifyShout(Shout.MutableShout shout)

Description copied from class: AbstractStrategy

Modify the price and quantity of the given shout according to this strategy.

Overrides:

modifyShout in class FixedQuantityStrategyImpl

endOfRound

public void endOfRound(Auction auction)

Specified by:

endOfRound in class AbstractStrategy