MyGuidance.java

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/* *********************************************************************** *
 * project: org.matsim.*                                                   *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2008 by the members listed in the COPYING,        *
 *                   LICENSE and WARRANTY file.                            *
 * email           : info at matsim dot org                                *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *   See also COPYING, LICENSE and WARRANTY file                           *
 *                                                                         *
 * *********************************************************************** */
package tutorial.programming.ownMobsimAgentWithPerception;

import java.util.Map;

import org.matsim.api.core.v01.Id;
import org.matsim.api.core.v01.Scenario;
import org.matsim.api.core.v01.network.Link;
import org.matsim.api.core.v01.network.Node;

class MyGuidance {
    
    private MyObserver observer;
    private Scenario scenario;


    MyGuidance( MyObserver observer, Scenario sc ) {
        this.observer = observer ;
        this.scenario = sc ;
    }

    public Id<Link> getBestOutgoingLink(Id<Link> linkId) {
        Link currentLink = this.scenario.getNetwork().getLinks().get( linkId ) ;
        Node outNode = currentLink.getToNode() ;
        Map<Id<Link>, ? extends Link> outLinks = outNode.getOutLinks() ;
        Id<Link> bestLinkId = null ;
        double bestLinkCongestion = Double.POSITIVE_INFINITY ;
        for ( Link outLink : outLinks.values() ) {
            if ( this.observer.congestionLevel( outLink.getId() ) < bestLinkCongestion ) {
                bestLinkCongestion = this.observer.congestionLevel( outLink.getId() ) ;
                bestLinkId = outLink.getId();
            }
        }
        return bestLinkId ;
    }
    


}