Java Code Examples for org.matsim.contrib.dvrp.run.DvrpConfigGroup#setTravelTimeEstimationAlpha()

public void simulate() throws Exception {
    boolean waitForClients = scenarioOptions.getBoolean("waitForClients");
    StaticHelper.setup();

    LocationSpec locationSpec = scenarioOptions.getLocationSpec();

    ReferenceFrame referenceFrame = locationSpec.referenceFrame();

    // open server port for clients to connect to
    SimulationServer.INSTANCE.startAcceptingNonBlocking();
    SimulationServer.INSTANCE.setWaitForClients(waitForClients);

    // load MATSim configs - including av.xml where dispatcher is selected.
    System.out.println("loading config file " + configFile.getAbsoluteFile());

    GlobalAssert.that(configFile.exists()); // Test whether the config file
    // directory exists

    DvrpConfigGroup dvrpConfigGroup = new DvrpConfigGroup();
    dvrpConfigGroup.setTravelTimeEstimationAlpha(0.05);
    Config config = ConfigUtils.loadConfig(configFile.toString(), new AmodeusConfigGroup(), dvrpConfigGroup);
    config.planCalcScore().addActivityParams(new PlanCalcScoreConfigGroup.ActivityParams("activity"));

    config.qsim().setStartTime(0.0);
    config.qsim().setSimStarttimeInterpretation(StarttimeInterpretation.onlyUseStarttime);

    for (ActivityParams activityParams : config.planCalcScore().getActivityParams())
        // TODO @sebhoerl fix this to meaningful values, remove, or add comment
        // this was added because there are sometimes problems, is there a more elegant option?
        activityParams.setTypicalDuration(3600.0);

    String outputdirectory = config.controler().getOutputDirectory();
    System.out.println("outputdirectory = " + outputdirectory);

    // load scenario for simulation
    Scenario scenario = ScenarioUtils.loadScenario(config);
    Network network = scenario.getNetwork();
    Population population = scenario.getPopulation();
    GlobalAssert.that(Objects.nonNull(network) && Objects.nonNull(population));

    MatsimAmodeusDatabase db = MatsimAmodeusDatabase.initialize(network, referenceFrame);
    Controler controller = new Controler(scenario);
    AmodeusConfigurator.configureController(controller, db, scenarioOptions);

    // run simulation
    controller.run();

    // close port for visualization
    SimulationServer.INSTANCE.stopAccepting();

    Analysis analysis = Analysis.setup(scenarioOptions, new File(workingDirectory, "output/001"), network, db);
    analysis.addAnalysisExport(ate);
    analysis.addAnalysisExport(new RoboTaxiHistoriesExportFromEvents(network, config));
    analysis.addAnalysisExport(new RequestHistoriesExportFromEvents(network, config));
    analysis.run();
}
 

static public void run(Config config, Scenario scenario, boolean useAmodeus) {
    // CONFIG PART

    // Set up MATSim configuration to be compatible with DRT
    config.plans().setHandlingOfPlansWithoutRoutingMode(HandlingOfPlansWithoutRoutingMode.useMainModeIdentifier);
    config.qsim().setStartTime(0.0);
    config.qsim().setSimStarttimeInterpretation(StarttimeInterpretation.onlyUseStarttime);

    config.qsim().setNumberOfThreads(1);

    // Set up missing scoring parameters
    config.planCalcScore().getOrCreateModeParams(DRT_MODE);

    // Set up DRT mode
    DrtConfigGroup drtModeConfig = new DrtConfigGroup();
    drtModeConfig.setMode(DRT_MODE);

    drtModeConfig.setMaxTravelTimeBeta(600.0);
    drtModeConfig.setMaxTravelTimeAlpha(1.4);
    drtModeConfig.setMaxWaitTime(600.0);
    drtModeConfig.setStopDuration(60);
    drtModeConfig.setRejectRequestIfMaxWaitOrTravelTimeViolated(true);
    drtModeConfig.setOperationalScheme(OperationalScheme.door2door);

    MultiModeDrtConfigGroup drtConfig = MultiModeDrtConfigGroup.get(config);
    drtConfig.addParameterSet(drtModeConfig);
    DrtConfigs.adjustDrtConfig(drtModeConfig, config.planCalcScore(), config.plansCalcRoute());

    // Create a fleet on the fly
    String vehiclesFile = new File("test_data/drt_vehicles.xml.gz").getAbsolutePath();
    drtModeConfig.setVehiclesFile(vehiclesFile);
    createFleet(vehiclesFile, 100, scenario.getNetwork());

    // Set up DVRP
    DvrpConfigGroup dvrpConfig = DvrpConfigGroup.get(config);
    dvrpConfig.setTravelTimeEstimationAlpha(1.0);
    dvrpConfig.setTravelTimeEstimationBeta(900);

    // SCENARIO PART
    scenario.getPopulation().getFactory().getRouteFactories().setRouteFactory(DrtRoute.class, new DrtRouteFactory());

    // CONTROLLER PART
    Controler controller = new Controler(scenario);

    // Add DVRP and activate modes
    controller.addOverridingModule(new DvrpModule());
    controller.configureQSimComponents(DvrpQSimComponents.activateModes(drtModeConfig.getMode()));

    if (!useAmodeus) {
        // No Amodeus, so we use standard MultiModeDrtModule
        controller.addOverridingModule(new MultiModeDrtModule());
    } else {
        // Add DRT, but NOT with MultiModeDrtModule, but with MultiModeDrtModuleForAmodeus
        // because right now we remove DRT's analysis components as they are not compatible yet
        controller.addOverridingModule(new MultiModeDrtModuleForAmodeus());
    }

    // Here we start overriding things of DRT with Amodeus
    if (useAmodeus) {

        // This is a per-mode config, which usually is contained in a AmodeusConfigGroup,
        // here we only use it to set up a small portion of Amodeus (the dispatching part),
        // and not scoring, waiting times, etc.
        AmodeusModeConfig amodeusModeConfig = new AmodeusModeConfig(drtModeConfig.getMode());

        // We can choose the dispatcher and set additional options. Note that some dispatchers
        // rely heavily on GLPK. You need to install it and then tell JAVA where to find it
        // via -Djava.library.path=/path/to/glpk/lib/jni on the command line.
        amodeusModeConfig.getDispatcherConfig().setType("FeedforwardFluidicRebalancingPolicy");

        // Change, for instance, to "GlobalBipartiteMatchingDispatcher" if you want to
        // test without GLPK!

        // Disable Amodeus-specific output (e.g., for the viewer)
        amodeusModeConfig.getDispatcherConfig().setPublishPeriod(0);

        // Path where to generate or read a VirtualNetwork and TravelData for rebalancing.
        // Note that not all dispatchers need this.
        amodeusModeConfig.getDispatcherConfig().setVirtualNetworkPath(new File("test_data/virtualNetwork").getAbsolutePath());
        amodeusModeConfig.getDispatcherConfig().setTravelDataPath(new File("test_data/travelData").getAbsolutePath());

        // Add a subset of Amodeus modules which usually would be added automatically
        // in the upper-level AmodeusModule.
        controller.addOverridingModule(new VirtualNetworkModeModule(amodeusModeConfig));
        controller.addOverridingModule(new AmodeusModule());

        // Add overriding modules for the Drt <-> Amodeus integration, which override some
        // components of DRT. Later on, we would only override DrtOptimizer, but we are
        // not there yet, because Amodeus internally still works with AmodeusStayTask, etc.
        // and does not understand DrtStayTask, etc.
        controller.addOverridingModule(new AmodeusDrtModule(amodeusModeConfig));
        controller.addOverridingQSimModule(new AmodeusDrtQSimModule(drtModeConfig.getMode()));
    }

    controller.run();
}
 

/** runs a simulation run using input data from Amodeus.properties, av.xml and MATSim config.xml
 * 
 * @throws MalformedURLException
 * @throws Exception */

public void simulate(StringSocket stringSocket, int numReqTot, //
        File workingDirectory) throws MalformedURLException, Exception {
    Static.setup();
    /** working directory and options */
    scenarioOptions = new ScenarioOptions(workingDirectory, ScenarioOptionsBase.getDefault());

    /** set to true in order to make server wait for at least 1 client, for
     * instance viewer client, for fals the ScenarioServer starts the simulation
     * immediately */
    boolean waitForClients = scenarioOptions.getBoolean("waitForClients");
    configFile = new File(scenarioOptions.getSimulationConfigName());
    /** geographic information */
    LocationSpec locationSpec = scenarioOptions.getLocationSpec();
    referenceFrame = locationSpec.referenceFrame();

    /** open server port for clients to connect to */
    SimulationServer.INSTANCE.startAcceptingNonBlocking();
    SimulationServer.INSTANCE.setWaitForClients(waitForClients);

    /** load MATSim configs - including av.xml configurations, load routing packages */
    GlobalAssert.that(configFile.exists());
    DvrpConfigGroup dvrpConfigGroup = new DvrpConfigGroup();
    dvrpConfigGroup.setTravelTimeEstimationAlpha(0.05);
    Config config = ConfigUtils.loadConfig(configFile.toString(), new AmodeusConfigGroup(), dvrpConfigGroup);
    config.planCalcScore().addActivityParams(new ActivityParams("activity"));
    // TODO @Sebastian fix this to meaningful values, remove, or add comment
    // this was added because there are sometimes problems, is there a more elegant option?
    for (ActivityParams activityParams : config.planCalcScore().getActivityParams()) {
        activityParams.setTypicalDuration(3600.0);
    }

    /** load MATSim scenario for simulation */
    Scenario scenario = ScenarioUtils.loadScenario(config);
    AddCoordinatesToActivities.run(scenario);
    network = scenario.getNetwork();
    Population population = scenario.getPopulation();
    GlobalAssert.that(Objects.nonNull(network));
    GlobalAssert.that(Objects.nonNull(population));

    Objects.requireNonNull(network);
    MatsimAmodeusDatabase db = MatsimAmodeusDatabase.initialize(network, referenceFrame);
    Controler controller = new Controler(scenario);
    AmodeusConfigurator.configureController(controller, db, scenarioOptions);

    /** try to load link speed data and use for speed adaption in network */
    try {
        File linkSpeedDataFile = new File(scenarioOptions.getLinkSpeedDataName());
        System.out.println(linkSpeedDataFile.toString());
        LinkSpeedDataContainer lsData = LinkSpeedUtils.loadLinkSpeedData(linkSpeedDataFile);
        controller.addOverridingQSimModule(new TrafficDataModule(lsData));
    } catch (Exception exception) {
        System.err.println("Unable to load linkspeed data, freeflow speeds will be used in the simulation.");
        exception.printStackTrace();
    }

    controller.addOverridingModule(new SocketModule(stringSocket, numReqTot));

    /** Custom router that ensures same network speeds as taxis in original data set. */
    controller.addOverridingModule(new AbstractModule() {
        @Override
        public void install() {
            bind(TaxiTravelTimeRouter.Factory.class);
            AmodeusUtils.bindRouterFactory(binder(), TaxiTravelTimeRouter.class.getSimpleName()).to(TaxiTravelTimeRouter.Factory.class);
        }
    });

    /** adding the dispatcher to receive and process string fleet commands */
    controller.addOverridingModule(new AbstractModule() {
        @Override
        public void install() {
            AmodeusUtils.registerDispatcherFactory(binder(), "SocketDispatcherHost", SocketDispatcherHost.Factory.class);
        }
    });

    /** adding an initial vehicle placer */
    controller.addOverridingModule(new AbstractModule() {
        @Override
        public void install() {
            AmodeusUtils.bindGeneratorFactory(binder(), RandomDensityGenerator.class.getSimpleName()).//
            to(RandomDensityGenerator.Factory.class);
        }
    });

    /** run simulation */
    controller.run();

    /** close port for visualizaiton */
    SimulationServer.INSTANCE.stopAccepting();

    /** perform analysis of simulation */
    /** output directory for saving results */
    outputDirectory = new File(config.controler().getOutputDirectory());

}