source: src/main/java/agents/anac/y2014/BraveCat/AcceptanceStrategies/AC_Next.java

package agents.anac.y2014.BraveCat.AcceptanceStrategies;

import java.util.HashMap;

import agents.anac.y2014.BraveCat.OfferingStrategies.OfferingStrategy;
import agents.anac.y2014.BraveCat.OpponentModels.OpponentModel;
import agents.anac.y2014.BraveCat.necessaryClasses.NegotiationSession;
import genius.core.boaframework.Actions;

public class AC_Next extends AcceptanceStrategy {
        private double a;
        private double b;

        public AC_Next() {
        }

        public AC_Next(NegotiationSession negoSession, OfferingStrategy strat, double alpha, double beta) {
                this.negotiationSession = negoSession;
                this.offeringStrategy = strat;
                this.a = alpha;
                this.b = beta;
        }

        @Override
        public void init(NegotiationSession negoSession, OfferingStrategy strat, OpponentModel opponentModel,
                        HashMap<String, Double> parameters) throws Exception {
                this.negotiationSession = negoSession;
                this.offeringStrategy = strat;

                if ((parameters.get("a") != null) || (parameters.get("b") != null)) {
                        this.a = ((Double) parameters.get("a")).doubleValue();
                        this.b = ((Double) parameters.get("b")).doubleValue();
                } else {
                        this.a = 1.0D;
                        this.b = 0.0D;
                }
        }

        @Override
        public String printParameters() {
                String str = "[a: " + this.a + " b: " + this.b + "]";
                return str;
        }

        @Override
        public Actions determineAcceptability() {
                double nextMyBidUtil = this.offeringStrategy.getNextBid().getMyUndiscountedUtil();
                double lastOpponentBidUtil = this.negotiationSession.getOpponentBidHistory().getLastBidDetails()
                                .getMyUndiscountedUtil();

                if (this.a * lastOpponentBidUtil + this.b >= nextMyBidUtil) {
                        return Actions.Accept;
                }
                return Actions.Reject;
        }
}