Example usage for java.text DecimalFormat setDecimalFormatSymbols

Introduction

In this page you can find the example usage for java.text DecimalFormat setDecimalFormatSymbols.

Prototype

public void setDecimalFormatSymbols(DecimalFormatSymbols newSymbols) 

Source Link

Document

Sets the decimal format symbols, which is generally not changed by the programmer or user.

Usage

From source file:org.matsim.contrib.drt.analysis.DynModeTripsAnalyser.java

public static String summarizeDetailedOccupancyStats(Map<Id<Vehicle>, double[]> vehicleDistances, String del,
        int maxcap) {
    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);//from w  ww  .j a  va 2s. c om
    format.setMaximumFractionDigits(2);
    format.setGroupingUsed(false);

    double[] sum = new double[maxcap + 1];

    for (double[] dist : vehicleDistances.values()) {
        double emptyD = dist[0] - dist[2];
        sum[0] += emptyD;
        for (int i = 3; i < maxcap + 3; i++) {
            sum[i - 2] += dist[i];
        }
    }
    String result = "";
    for (int i = 0; i <= maxcap; i++) {
        result = result + ";" + format.format(sum[i]);
    }

    return result;
}

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From source file:org.matsim.contrib.drt.analysis.DynModeTripsAnalyser.java

/**
 * @param vehicleDistances//w  w  w. j a va  2  s .c o m
 * @param string
 * @return
 */
public static String summarizeVehicles(Map<Id<Vehicle>, double[]> vehicleDistances, String del) {
    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);
    format.setMaximumFractionDigits(2);
    format.setGroupingUsed(false);

    DescriptiveStatistics driven = new DescriptiveStatistics();
    DescriptiveStatistics revenue = new DescriptiveStatistics();
    DescriptiveStatistics occupied = new DescriptiveStatistics();
    DescriptiveStatistics empty = new DescriptiveStatistics();

    for (double[] dist : vehicleDistances.values()) {
        driven.addValue(dist[0]);
        revenue.addValue(dist[1]);
        occupied.addValue(dist[2]);
        double emptyD = dist[0] - dist[2];
        empty.addValue(emptyD);
    }
    double d_r_d_t = revenue.getSum() / driven.getSum();
    // bw.write("iteration;vehicles;totalDistance;totalEmptyDistance;emptyRatio;totalRevenueDistance;averageDrivenDistance;averageEmptyDistance;averageRevenueDistance");
    String result = vehicleDistances.size() + del + format.format(driven.getSum()) + del
            + format.format(empty.getSum()) + del + format.format(empty.getSum() / driven.getSum()) + del
            + format.format(revenue.getSum()) + del + format.format(driven.getMean()) + del
            + format.format(empty.getMean()) + del + format.format(revenue.getMean()) + del
            + format.format(d_r_d_t);
    return result;
}

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From source file:org.matsim.contrib.drt.analysis.DynModeTripsAnalyser.java

/**
 * @param vehicleDistances/* w w w . j a v a2s. c om*/
 * @param iterationFilename
 */
public static void writeVehicleDistances(Map<Id<Vehicle>, double[]> vehicleDistances,
        String iterationFilename) {
    String header = "vehicleId;drivenDistance_m;occupiedDistance_m;emptyDistance_m;revenueDistance_pm";
    BufferedWriter bw = IOUtils.getBufferedWriter(iterationFilename);
    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);
    format.setMaximumFractionDigits(2);
    format.setGroupingUsed(false);
    try {
        bw.write(header);
        for (Entry<Id<Vehicle>, double[]> e : vehicleDistances.entrySet()) {
            double drivenDistance = e.getValue()[0];
            double revenueDistance = e.getValue()[1];
            double occDistance = e.getValue()[2];
            double emptyDistance = drivenDistance - occDistance;
            bw.newLine();
            bw.write(e.getKey().toString() + ";" + format.format(drivenDistance) + ";"
                    + format.format(occDistance) + ";" + format.format(emptyDistance) + ";"
                    + format.format(revenueDistance));
        }
        bw.flush();
        bw.close();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}

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From source file:Main.java

public static DecimalFormat createDecimalFormat(int minInt, int maxInt, int minFract, int maxFract,
        char separator, RoundingMode mode) {

    DecimalFormat format = (DecimalFormat) DecimalFormat.getNumberInstance();
    format.setRoundingMode(mode);/* w  ww . jav a2s .c  o m*/

    format.setMaximumFractionDigits(maxFract);
    format.setMinimumFractionDigits(minFract);
    format.setMaximumIntegerDigits(maxInt);
    format.setMinimumIntegerDigits(minInt);
    DecimalFormatSymbols decimalSymbolComma = new DecimalFormatSymbols();
    decimalSymbolComma.setDecimalSeparator(separator);
    format.setDecimalFormatSymbols(decimalSymbolComma);
    format.setGroupingUsed(false);

    return format;
}

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From source file:org.matsim.contrib.drt.analysis.DynModeTripsAnalyser.java

public static String summarizeTrips(List<DynModeTrip> trips, String delimiter) {
    DescriptiveStatistics waitStats = new DescriptiveStatistics();
    DescriptiveStatistics rideStats = new DescriptiveStatistics();
    DescriptiveStatistics distanceStats = new DescriptiveStatistics();
    DescriptiveStatistics directDistanceStats = new DescriptiveStatistics();

    DescriptiveStatistics traveltimes = new DescriptiveStatistics();

    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);//w w  w.  j a  va 2s . c o m
    format.setMaximumFractionDigits(2);
    format.setGroupingUsed(false);

    for (DynModeTrip trip : trips) {
        if (trip.getToLinkId() == null) {
            continue;
        }
        waitStats.addValue(trip.getWaitTime());
        rideStats.addValue(trip.getInVehicleTravelTime());
        distanceStats.addValue(trip.getTravelDistance());
        directDistanceStats.addValue(trip.getUnsharedDistanceEstimate_m());
        traveltimes.addValue(trip.getInVehicleTravelTime() + trip.getWaitTime());
    }
    String value = format.format(waitStats.getValues().length) + delimiter + format.format(waitStats.getMean())
            + delimiter + format.format(waitStats.getMax()) + delimiter
            + format.format(waitStats.getPercentile(95)) + delimiter
            + format.format(waitStats.getPercentile(75)) + delimiter
            + format.format(waitStats.getPercentile(50)) + delimiter + format.format(rideStats.getMean())
            + delimiter + format.format(distanceStats.getMean()) + delimiter
            + format.format(directDistanceStats.getMean()) + delimiter + format.format(traveltimes.getMean());
    return value;
}

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From source file:com.itude.mobile.mobbl.core.util.StringUtilities.java

public static String formatVolume(String stringToFormat) {
    if (stringToFormat == null || stringToFormat.length() == 0) {
        return null;
    }//from   w ww  .j a  va  2 s .  c o  m

    String result = null;

    DecimalFormat formatter = new DecimalFormat();
    formatter.setDecimalFormatSymbols(new DecimalFormatSymbols(getDefaultFormattingLocale()));

    formatter.setGroupingUsed(true);
    formatter.setGroupingSize(3);
    formatter.setMaximumFractionDigits(0);

    result = formatter.format(Double.parseDouble(stringToFormat));

    return result;
}

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From source file:com.itude.mobile.mobbl.core.util.StringUtilities.java

private static void setupFormatter(DecimalFormat formatter, int minumumDecimals, int maximumDecimals) {
    formatter.setDecimalFormatSymbols(new DecimalFormatSymbols(getDefaultFormattingLocale()));
    formatter.setMinimumIntegerDigits(1);

    if (minumumDecimals > -1) {
        formatter.setMinimumFractionDigits(minumumDecimals);
    }/*  w  ww  .j av a  2  s. co m*/
    if (maximumDecimals > -1) {
        formatter.setMaximumFractionDigits(maximumDecimals);
    }
    formatter.setGroupingUsed(true);
    formatter.setGroupingSize(3);
}

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From source file:org.mitre.ccv.mapred.CompleteCompositionVectorUtils.java

/**
 * Writes out the {@link SequenceFile} feature vectors in row major (packed) order. No labels are outputed.
 *
 * @param jobConf/*from  w w  w .  ja v a  2  s  .c o  m*/
 * @param input     top level SequenceFile directory path
 * @param output    path to output the matrix
 * @param digits    the maximum number of fraction digits
 * @throws IOException
 */
public static void featureVectors2RowMajorMatrix(JobConf jobConf, String input, String output, int digits)
        throws IOException {
    JobConf conf = new JobConf(jobConf, CalculateCosineDistanceMatrix.class);

    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);
    format.setMaximumFractionDigits(digits);
    //format.setMinimumFractionDigits(fractionDigits);
    format.setGroupingUsed(false);

    final Path inputPath = new Path(input);
    final FileSystem fs = inputPath.getFileSystem(conf);
    final Path qInputPath = fs.makeQualified(inputPath);
    final Path outputPath = new Path(output);
    Path[] paths = FileUtils.ls(conf, qInputPath.toString() + Path.SEPARATOR + "part-*");

    FSDataOutputStream fos = fs.create(outputPath, true); // throws nothing!
    final Writer writer = new OutputStreamWriter(fos);
    final Text key = new Text();
    final SparseVectorWritable value = new SparseVectorWritable();
    for (int idx = 0; idx < paths.length; idx++) {
        SequenceFile.Reader reader = new SequenceFile.Reader(fs, paths[idx], conf);
        boolean hasNext = reader.next(key, value);
        while (hasNext) {

            final SparseVector vector = value.get();
            final StringBuilder sb = new StringBuilder();
            for (int i = 0; i < vector.getCardinality(); i++) {
                final String s = format.format(vector.get(i)); // format the number
                sb.append(s);
                sb.append(' ');
            }
            writer.write(sb.toString());
            hasNext = reader.next(key, value);
        }
        try {
            writer.flush();
            reader.close();
        } catch (IOException ioe) {
            // closing the SequenceFile.Reader will throw an exception if the file is over some unknown size
            LOG.debug("Probably caused by closing the SequenceFile.Reader. All is well", ioe);
        }
    }
    try {
        writer.close();
        fos.flush();
        fos.close();
    } catch (IOException ioe) {
        LOG.debug("Caused by distributed cache output stream.", ioe);
    }
}

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From source file:org.matsim.contrib.drt.analysis.DynModeTripsAnalyser.java

public static void analyseWaitTimes(String fileName, List<DynModeTrip> trips, int binsize_s) {
    Collections.sort(trips);//ww w  .j  av  a2 s.com
    if (trips.size() == 0)
        return;
    int startTime = ((int) (trips.get(0).getDepartureTime() / binsize_s)) * binsize_s;
    int endTime = ((int) (trips.get(trips.size() - 1).getDepartureTime() / binsize_s) + binsize_s) * binsize_s;
    Map<Double, List<DynModeTrip>> splitTrips = splitTripsIntoBins(trips, startTime, endTime, binsize_s);

    DecimalFormat format = new DecimalFormat();
    format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US));
    format.setMinimumIntegerDigits(1);
    format.setMaximumFractionDigits(2);
    format.setGroupingUsed(false);

    SimpleDateFormat sdf2 = new SimpleDateFormat("HH:mm:ss");

    BufferedWriter bw = IOUtils.getBufferedWriter(fileName + ".csv");
    TimeSeriesCollection dataset = new TimeSeriesCollection();
    TimeSeriesCollection datasetrequ = new TimeSeriesCollection();
    TimeSeries averageWaitC = new TimeSeries("average");
    TimeSeries medianWait = new TimeSeries("median");
    TimeSeries p_5Wait = new TimeSeries("5th percentile");
    TimeSeries p_95Wait = new TimeSeries("95th percentile");
    TimeSeries requests = new TimeSeries("Ride requests");

    try {
        bw.write("timebin;trips;average_wait;min;p_5;p_25;median;p_75;p_95;max");
        for (Entry<Double, List<DynModeTrip>> e : splitTrips.entrySet()) {
            long rides = 0;
            double averageWait = 0;
            double min = 0;
            double p_5 = 0;
            double p_25 = 0;
            double median = 0;
            double p_75 = 0;
            double p_95 = 0;
            double max = 0;
            if (!e.getValue().isEmpty()) {
                DescriptiveStatistics stats = new DescriptiveStatistics();
                for (DynModeTrip t : e.getValue()) {
                    stats.addValue(t.getWaitTime());
                }
                rides = stats.getN();
                averageWait = stats.getMean();
                min = stats.getMin();
                p_5 = stats.getPercentile(5);
                p_25 = stats.getPercentile(25);
                median = stats.getPercentile(50);
                p_75 = stats.getPercentile(75);
                p_95 = stats.getPercentile(95);
                max = stats.getMax();

            }
            Minute h = new Minute(sdf2.parse(Time.writeTime(e.getKey())));

            medianWait.addOrUpdate(h, Double.valueOf(median));
            averageWaitC.addOrUpdate(h, Double.valueOf(averageWait));
            p_5Wait.addOrUpdate(h, Double.valueOf(p_5));
            p_95Wait.addOrUpdate(h, Double.valueOf(p_95));
            requests.addOrUpdate(h, rides * 3600. / binsize_s);// normalised [req/h]
            bw.newLine();
            bw.write(Time.writeTime(e.getKey()) + ";" + rides + ";" + format.format(averageWait) + ";"
                    + format.format(min) + ";" + format.format(p_5) + ";" + format.format(p_25) + ";"
                    + format.format(median) + ";" + format.format(p_75) + ";" + format.format(p_95) + ";"
                    + format.format(max));

        }
        bw.flush();
        bw.close();
        dataset.addSeries(averageWaitC);
        dataset.addSeries(medianWait);
        dataset.addSeries(p_5Wait);
        dataset.addSeries(p_95Wait);
        datasetrequ.addSeries(requests);
        JFreeChart chart = chartProfile(splitTrips.size(), dataset, "Waiting times", "Wait time (s)");
        JFreeChart chart2 = chartProfile(splitTrips.size(), datasetrequ, "Ride requests per hour",
                "Requests per hour (req/h)");
        ChartSaveUtils.saveAsPNG(chart, fileName, 1500, 1000);
        ChartSaveUtils.saveAsPNG(chart2, fileName + "_requests", 1500, 1000);

    } catch (IOException | ParseException e) {

        e.printStackTrace();
    }

}

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From source file:nc.noumea.mairie.appock.core.utility.AppockUtil.java

private static DecimalFormat construitFormatterCfp(String formatCfp) {
    DecimalFormat formatter = new DecimalFormat(formatCfp);
    DecimalFormatSymbols symbols = formatter.getDecimalFormatSymbols();
    symbols.setGroupingSeparator(' ');
    formatter.setDecimalFormatSymbols(symbols);
    return formatter;
}

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