source: src/main/java/negotiator/boaframework/agent/TheBOAagent.java

package negotiator.boaframework.agent;

import genius.core.boaframework.BOAagentBilateral;
import genius.core.boaframework.BOAagentInfo;
import genius.core.boaframework.repository.BOAagentRepository;

/**
 * This class is used to convert a BOA agent created using the GUI to a real
 * agent. The parseStrategyParameters loads the information object, the
 * agentSetup uses the information object to load the agent using reflection.
 * 
 * For more information, see: Baarslag T., Hindriks K.V., Hendrikx M.,
 * Dirkzwager A., Jonker C.M. Decoupling Negotiating Agents to Explore the Space
 * of Negotiation Strategies. Proceedings of The Fifth International Workshop on
 * Agent-based Complex Automated Negotiations (ACAN 2012), 2012.
 * http://mmi.tudelft.nl/sites/default/files/boa.pdf
 * 
 * @author Tim Baarslag, Alex Dirkzwager, Mark Hendrikx
 */
public class TheBOAagent extends BOAagentBilateral {

        /** Name of the agent */
        private String name = "";
        /** Information object that stores the decoupled agent description */
        private BOAagentInfo dagent;

        /**
         * Loads and initializes the decoupled components of the agent.
         */
        @Override
        public void agentSetup() {

                // load the class names of each object
                String os = dagent.getOfferingStrategy().getClassname();
                String as = dagent.getAcceptanceStrategy().getClassname();
                String om = dagent.getOpponentModel().getClassname();
                String oms = dagent.getOMStrategy().getClassname();

                // createFrom the actual objects using reflexion

                offeringStrategy = BOAagentRepository.getInstance().getOfferingStrategy(os);
                acceptConditions = BOAagentRepository.getInstance().getAcceptanceStrategy(as);
                opponentModel = BOAagentRepository.getInstance().getOpponentModel(om);
                omStrategy = BOAagentRepository.getInstance().getOMStrategy(oms);

                // init the components.
                try {
                        opponentModel.init(negotiationSession, dagent.getOpponentModel().getParameters());
                        opponentModel.setOpponentUtilitySpace(fNegotiation);
                        omStrategy.init(negotiationSession, opponentModel, dagent.getOMStrategy().getParameters());
                        offeringStrategy.init(negotiationSession, opponentModel, omStrategy,
                                        dagent.getOfferingStrategy().getParameters());
                        acceptConditions.init(negotiationSession, offeringStrategy, opponentModel,
                                        dagent.getAcceptanceStrategy().getParameters());
                        acceptConditions.setOpponentUtilitySpace(fNegotiation);
                } catch (Exception e) {
                        e.printStackTrace();
                }
                // remove the reference to the information object such that the garbage
                // collector can remove it.
                dagent = null;
        }

        /**
         * Returns the name of the agent.
         */
        @Override
        public String getName() {
                return name;
        }

        /**
         * Removes the references to all components such that the garbage collector
         * can remove them.
         */
        @Override
        public void cleanUp() {
                offeringStrategy = null;
                acceptConditions = null;
                opponentModel = null;
                negotiationSession = null;
                utilitySpace = null;
                dagent = null;
        }

        /**
         * Loads the BOA agent information object created by using the GUI. The
         * {@link #agentSetup()} method uses this information to load the necessary
         * components by using reflection.
         */
        @Override
        public void parseStrategyParameters(String variables) throws Exception {
                Serializer<BOAagentInfo> serializer = new Serializer<BOAagentInfo>("");
                dagent = serializer.readStringToObject(variables);
                name = dagent.getName();
        }
}