scale counts to model scale

Makefile

@@ -176,6 +176,9 @@ input/mexico-city-v1.0.counts_car.2017.xml: ../../public-svn/matsim/scenarios/co
 		--manual-matched-counts input/manualLinkAssignment.csv\
 		--year 2017
 
+	$(sc) prepare scale-counts\
+		--input $@
+
 # create first scenario specific config
 input/mexico-city-v1.0-1pct.input.config.xml: ./input/v1.0 ./input
 	$(sc) prepare config\

src/main/java/org/matsim/prepare/AdaptCountsScale.java

@@ -0,0 +1,66 @@
+package org.matsim.prepare;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.matsim.api.core.v01.TransportMode;
+import org.matsim.api.core.v01.network.Link;
+import org.matsim.application.MATSimAppCommand;
+import org.matsim.counts.*;
+import picocli.CommandLine;
+
+import java.nio.file.Path;
+import java.util.OptionalDouble;
+
+@CommandLine.Command(name = "scale-counts", description = "Set MATSim count to the wished scale.")
+public class AdaptCountsScale implements MATSimAppCommand {
+	private Logger log = LogManager.getLogger(AdaptCountsScale.class);
+
+	@CommandLine.Option(names = "--input", description = "input counts file", required = true)
+	Path input;
+	@CommandLine.Option(names = "--output", description = "output counts file")
+	Path output;
+	@CommandLine.Option(names = "--scale", description = "scale to be applied to count values.", defaultValue = "1")
+	double scale;
+	@CommandLine.Option(names = "--mode", description = "Transport mode of counts.", defaultValue = TransportMode.car)
+	String mode;
+
+
+	public static void main(String[] args) {
+		new AdaptCountsScale().execute(args);
+	}
+
+	@Override
+	public Integer call() throws Exception {
+
+		Counts<Link> counts = new Counts<>();
+
+		MatsimCountsReader reader = new MatsimCountsReader(counts);
+		reader.readFile(input.toString());
+
+		for (MeasurementLocation<Link> loc : counts.getMeasureLocations().values()) {
+			for (int i = 0; i < 24; i++) {
+				OptionalDouble volume = loc.getVolumesForMode(mode).getAtHour(i);
+				double hourlyVolume;
+				if (volume.isPresent()) {
+					hourlyVolume = volume.getAsDouble();
+				} else {
+					return 2;
+				}
+				loc.getVolumesForMode(mode).setAtHour(i, hourlyVolume * scale / 100);
+			}
+		}
+
+		counts.setDescription(counts.getDescription() + ". A scale of " + scale + "% was applied to the hourly count values.");
+
+		String outputPath = input.toString();
+		if (MexicoCityUtils.isDefined(output)) {
+			outputPath = output.toString();
+		}
+
+		new CountsWriter(counts).write(outputPath);
+
+		log.info("Counts with an applied scale of {} % were written to {}.", scale, outputPath);
+
+		return 0;
+	}
+}

src/main/java/org/matsim/run/RunMexicoCityScenario.java

@@ -52,7 +52,7 @@
 
 @CommandLine.Command(header = ":: Open Mexico-City Scenario ::", version = RunMexicoCityScenario.VERSION, mixinStandardHelpOptions = true)
 @MATSimApplication.Prepare({
-	AdjustActivityToLinkDistances.class, ChangeFacilities.class, ChangeModeNames.class, CheckActivityFacilities.class, CheckCarAvailability.class, CleanNetwork.class, CorrectPtVehicleTypes.class,
+	AdaptCountsScale.class, AdjustActivityToLinkDistances.class, ChangeFacilities.class, ChangeModeNames.class, CheckActivityFacilities.class, CheckCarAvailability.class, CleanNetwork.class, CorrectPtVehicleTypes.class,
 	CreateCommuterRelations.class, CreateCountsFromDatosVialesPortal.class, CreateLandUseShp.class, CreateMATSimFacilities.class, CreateMetropolitanAreaPopulation.class,
 	CreateMexicoCityPopulation.class, CreateMexicoCityScenarioConfig.class, CreateMexicoCityNetworkFromSumo.class, CreateTransitScheduleFromGtfs.class, CreateVehicleTypes.class,
 	DownSamplePopulation.class, ExtractHomeCoordinates.class, FixSubtourModes.class, GenerateShortDistanceTrips.class, InitLocationChoice.class, MergePopulations.class,