it.osm.gtfs.command.GTFSGenerateRoutesBaseRelations.java Source code

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Here is the source code for it.osm.gtfs.command.GTFSGenerateRoutesBaseRelations.java

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/**
   Licensed under the GNU General Public License version 3
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at
    
   http://www.gnu.org/licenses/gpl-3.0.html
    
   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
    
**/
package it.osm.gtfs.command;

import it.osm.gtfs.input.GTFSParser;
import it.osm.gtfs.input.OSMParser;
import it.osm.gtfs.model.BoundingBox;
import it.osm.gtfs.model.Route;
import it.osm.gtfs.model.Stop;
import it.osm.gtfs.model.StopsList;
import it.osm.gtfs.model.Trip;
import it.osm.gtfs.output.OSMRelationImportGenerator;
import it.osm.gtfs.utils.GTFSImportSetting;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;

import javax.xml.parsers.ParserConfigurationException;

import org.xml.sax.SAXException;

import com.google.common.collect.Multimap;

public class GTFSGenerateRoutesBaseRelations {
    public static void run() throws IOException, ParserConfigurationException, SAXException {
        Map<String, Stop> osmstops = OSMParser.applyGTFSIndex(OSMParser
                .readOSMStops(GTFSImportSetting.getInstance().getOSMPath() + GTFSImportSetting.OSM_STOP_FILE_NAME));
        Map<String, Route> routes = GTFSParser.readRoutes(
                GTFSImportSetting.getInstance().getGTFSPath() + GTFSImportSetting.GTFS_ROUTES_FILE_NAME);
        Map<String, StopsList> stopTimes = GTFSParser.readStopTimes(
                GTFSImportSetting.getInstance().getGTFSPath() + GTFSImportSetting.GTFS_STOP_TIME_FILE_NAME,
                osmstops);
        List<Trip> trips = GTFSParser.readTrips(
                GTFSImportSetting.getInstance().getGTFSPath() + GTFSImportSetting.GTFS_TRIPS_FILE_NAME, routes,
                stopTimes);
        BoundingBox bb = new BoundingBox(osmstops.values());

        //sorting set
        Multimap<String, Trip> grouppedTrips = GTFSParser.groupTrip(trips, routes, stopTimes);
        Set<String> keys = new TreeSet<String>(grouppedTrips.keySet());

        new File(GTFSImportSetting.getInstance().getOutputPath() + "relations").mkdirs();

        int id = 10000;
        for (String k : keys) {
            Collection<Trip> allTrips = grouppedTrips.get(k);
            Set<Trip> uniqueTrips = new HashSet<Trip>(allTrips);

            for (Trip trip : uniqueTrips) {
                int count = Collections.frequency(allTrips, trip);

                Route r = routes.get(trip.getRoute().getId());
                StopsList s = stopTimes.get(trip.getTripID());

                FileOutputStream f = new FileOutputStream(GTFSImportSetting.getInstance().getOutputPath()
                        + "relations/r" + id + " " + r.getShortName().replace("/", "B") + " "
                        + trip.getName().replace("/", "_") + "_" + count + ".osm");
                f.write(OSMRelationImportGenerator.getRelation(bb, s, trip, r).getBytes());
                f.close();
                f = new FileOutputStream(GTFSImportSetting.getInstance().getOutputPath() + "relations/r" + id++
                        + " " + r.getShortName().replace("/", "B") + " " + trip.getName().replace("/", "_") + "_"
                        + count + ".txt");
                f.write(s.getRelationAsStopList(trip, r).getBytes());
                f.close();
            }
        }
    }
}