ReplanningUtils.java

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/*
 *  *********************************************************************** *
 *  * project: org.matsim.*
 *  * PlanStrategies.java
 *  *                                                                         *
 *  * *********************************************************************** *
 *  *                                                                         *
 *  * copyright       : (C) 2014 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 org.matsim.core.replanning;

import javax.annotation.Nullable;

import org.matsim.api.core.v01.population.BasicPlan;
import org.matsim.api.core.v01.population.Person;
import org.matsim.api.core.v01.population.Plan;

public final class ReplanningUtils {

    static public final String INITIAl_PLAN_ATTRIBUTE = "isInitialPlan";

    public static boolean isInitialPlan(Plan plan) {
        Boolean isInitialPlan = (Boolean) plan.getAttributes().getAttribute(INITIAl_PLAN_ATTRIBUTE);
        return isInitialPlan != null && isInitialPlan;
    }

    @Nullable
    public static Plan getInitialPlan(Person person) {
        for (Plan plan : person.getPlans()) {
            if (isInitialPlan(plan)) {
                return plan;
            }
        }

        return null;
    }

    public static void setInitialPlan(Person person) {
        person.getPlans().forEach(plan -> plan.getAttributes().removeAttribute(INITIAl_PLAN_ATTRIBUTE));
        person.getSelectedPlan().getAttributes().putAttribute(INITIAl_PLAN_ATTRIBUTE, true);
    }

    public static <P extends BasicPlan, R> boolean isInnovativeStrategy(GenericPlanStrategy<P, R> planStrategy) {
        return !isOnlySelector(planStrategy);
    }

    public static <P extends BasicPlan, R> boolean isOnlySelector(GenericPlanStrategy<P, R> planStrategy) {
        if (planStrategy instanceof PlanStrategyImpl) {
            return ((PlanStrategyImpl) planStrategy).getNumberOfStrategyModules() == 0;
        }
        return false;
    }

}