source: src/main/java/negotiator/boaframework/opponentmodel/PerfectModel.java

package negotiator.boaframework.opponentmodel;

import javax.swing.JOptionPane;

import genius.core.Bid;
import genius.core.boaframework.OpponentModel;
import genius.core.protocol.BilateralAtomicNegotiationSession;
import genius.core.tournament.TournamentConfiguration;
import genius.core.utility.AdditiveUtilitySpace;

/**
 * An opponent model symbolizing perfect knowledge about the opponent's
 * preferences. Note that for using this model experimentalSetup should be
 * enabled in global. Since this extends OpponentModel, it only supports
 * {@link AdditiveUtilitySpace}.
 * 
 * Tim Baarslag, Koen Hindriks, Mark Hendrikx, Alex Dirkzwager and Catholijn M.
 * Jonker. Decoupling Negotiating Agents to Explore the Space of Negotiation
 * Strategies
 * 
 * @author Mark Hendrikx
 */
public class PerfectModel extends OpponentModel {

        @Override
        public void setOpponentUtilitySpace(
                        BilateralAtomicNegotiationSession session) {

                if (TournamentConfiguration.getBooleanOption(
                                "accessPartnerPreferences", false)) {
                        opponentUtilitySpace = (AdditiveUtilitySpace) session
                                        .getAgentAUtilitySpace();
                        if (negotiationSession.getUtilitySpace().getFileName()
                                        .equals(opponentUtilitySpace.getFileName())) {
                                opponentUtilitySpace = (AdditiveUtilitySpace) session
                                                .getAgentBUtilitySpace();
                        }
                } else {
                        JOptionPane
                                        .showMessageDialog(
                                                        null,
                                                        "This opponent model needs access to the opponent's\npreferences. See tournament options.",
                                                        "Model error", 0);
                        System.err.println("Global.experimentalSetup should be enabled!");
                }
        }

        @Override
        public void setOpponentUtilitySpace(
                        AdditiveUtilitySpace opponentUtilitySpace) {
                this.opponentUtilitySpace = opponentUtilitySpace;
        }

        @Override
        public double getBidEvaluation(Bid bid) {
                try {
                        return opponentUtilitySpace.getUtility(bid);
                } catch (Exception e) {
                        e.printStackTrace();
                }
                return 0;
        }

        @Override
        public String getName() {
                return "Perfect Model";
        }

        public void updateModel(Bid opponentBid, double time) {
        }
}