EventsReaderTXT.java

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package org.matsim.core.events;
/* *********************************************************************** *
 * project: org.matsim.*
 *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * 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                           *
 *                                                                         *
 * *********************************************************************** */

import org.matsim.api.core.v01.Id;
import org.matsim.api.core.v01.events.*;
import org.matsim.api.core.v01.network.Link;
import org.matsim.core.api.experimental.events.EventsManager;
import org.matsim.core.utils.io.IOUtils;
import org.matsim.core.utils.misc.StringUtils;
import org.matsim.vehicles.Vehicle;

import java.io.BufferedReader;
import java.io.IOException;

import static org.matsim.core.events.algorithms.EventWriterTXT.Number.*;

public final class EventsReaderTXT {

    private final EventsManager em;

    public EventsReaderTXT(EventsManager em) {
        this.em = em;
    }

    public void runEventsFile(String file) throws IOException {


        BufferedReader br = IOUtils.getBufferedReader(file);
        String l = br.readLine();
        l = br.readLine();//skip first line
        while (l != null) {
            String[] expl = StringUtils.explode(l, '\t');
            double time = Double.parseDouble(expl[0]);
            Id<Vehicle> vehicleId = Id.create(expl[1], Vehicle.class);
            Id<Link> linkId = Id.createLinkId(expl[3]);
            String type = expl[5];


            Event e = null;
            int typeIndex = Integer.parseInt(type);
            // (switch does not work with integer input. kai, mar'18)
            if (typeIndex == ActivityEnd.ordinal()) {
                e = new ActivityEndEvent(time, Id.createPersonId(vehicleId), linkId, null, null, null);
            } else if (typeIndex == PersonDeparture.ordinal()) {
                e = new PersonDepartureEvent(time, Id.createPersonId(vehicleId), linkId, "car", "car");
            } else if (typeIndex == VehicleEntersTraffic.ordinal()) {
                e = new VehicleEntersTrafficEvent(time, Id.createPersonId(vehicleId), linkId, vehicleId, "car", 0);
            } else if (typeIndex == LinkLeave.ordinal()) {
                e = new LinkLeaveEvent(time, vehicleId, linkId);
            } else if (typeIndex == LinkEnter.ordinal()) {
                e = new LinkEnterEvent(time, vehicleId, linkId);
            } else if (typeIndex == PersonArrival.ordinal()) {
                e = new PersonArrivalEvent(time, Id.createPersonId(vehicleId), linkId, "car");
            } else if (typeIndex == ActivityStart.ordinal()) {
                e = new ActivityStartEvent(time, Id.createPersonId(vehicleId), linkId, null, null, null );
            } else {
                throw new RuntimeException("Unsupported event type:" + l);
            }
            this.em.processEvent(e);
            l = br.readLine();
        }
        br.close();
    }
}