Example usage for java.lang Double parseDouble

Introduction

In this page you can find the example usage for java.lang Double parseDouble.

Prototype

public static double parseDouble(String s) throws NumberFormatException

Source Link

Document

Returns a new double initialized to the value represented by the specified String , as performed by the valueOf method of class Double .

Usage

From source file:com.zlfun.framework.table.ItemComparator.java

@Override
public int compare(T o1, T o2) {

    Map<String, String> o1m = TableUtils.genItemFieldMap(o1);
    Map<String, String> o2m = TableUtils.genItemFieldMap(o2);

    String var1 = o1m.get(name);
    String var2 = o2m.get(name);
    if (isNumeric(var1) && isNumeric(var2)) {
        if (asc) {
            return Double.compare(Double.parseDouble(var1), Double.parseDouble(var2));

        } else {/*  w  w  w  .  j  a v  a2 s . c o  m*/
            return Double.compare(Double.parseDouble(var2), Double.parseDouble(var1));
        }
    } else {
        if (asc) {
            return var1.compareTo(var2);
        } else {
            return var2.compareTo(var1);
        }
    }

}

From source file:game.plugins.valuetemplates.VectorTemplate.java

@Override
public RealVector loadValue(List<String> description) {
    RealVector ret = new ArrayRealVector(dimension);
    int i = 0;//  www . j  av a 2 s  .co  m
    try {
        for (String s : description)
            ret.setEntry(i++, Double.parseDouble(s));
    } catch (Exception e) {
        System.out.println("oh");
    }
    return ret;
}

From source file:org.openimaj.demos.sandbox.flickr.geo.PlotFlickrGeo.java

public static void main(String[] args) throws IOException {
    final File inputcsv = new File("/Volumes/SSD/training_latlng");
    final List<double[]> data = new ArrayList<double[]>(10000000);

    // read in images
    final BufferedReader br = new BufferedReader(new FileReader(inputcsv));
    String line;/*  w ww .j  av  a2  s .c  om*/
    int i = 0;
    br.readLine();
    while ((line = br.readLine()) != null) {
        final String[] parts = line.split(" ");

        final double longitude = Double.parseDouble(parts[2]);
        final double latitude = Double.parseDouble(parts[1]);

        data.add(new double[] { longitude, latitude });

        if (longitude >= -0.1 && longitude < 0 && latitude > 50 && latitude < 54)
            System.out.println(parts[0] + " " + latitude + " " + longitude);

        // if (i++ % 10000 == 0)
        // System.out.println(i);
    }
    br.close();

    System.out.println("Done reading");

    final float[][] dataArr = new float[2][data.size()];
    for (i = 0; i < data.size(); i++) {
        dataArr[0][i] = (float) data.get(i)[0];
        dataArr[1][i] = (float) data.get(i)[1];
    }

    final NumberAxis domainAxis = new NumberAxis("X");
    domainAxis.setRange(-180, 180);
    final NumberAxis rangeAxis = new NumberAxis("Y");
    rangeAxis.setRange(-90, 90);
    final FastScatterPlot plot = new FastScatterPlot(dataArr, domainAxis, rangeAxis);

    final JFreeChart chart = new JFreeChart("Fast Scatter Plot", plot);
    chart.getRenderingHints().put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    final ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
    final ApplicationFrame frame = new ApplicationFrame("Title");
    frame.setContentPane(chartPanel);
    frame.pack();
    frame.setVisible(true);
}

From source file:com.swcguild.springmvcwebapp.controller.UnitConverterController.java

@RequestMapping(value = "/unitConverter", method = RequestMethod.POST)
public String convertUnits(HttpServletRequest request, Model model) {

    try {// w  w  w  .  j  a va2  s.c o  m
        originalValue = Double.parseDouble(request.getParameter("originalValue"));
        conversionType = request.getParameter("conversionType");
        convertFrom = request.getParameter("convertFrom");
        convertTo = request.getParameter("convertTo");

        if (conversionType.equalsIgnoreCase("Temperature")) {
            result = convertTemp(originalValue);

            if (convertFrom.equals("1")) {
                convertFrom = "Fahrenheit";
            } else if (convertFrom.equals("2")) {
                convertFrom = "Celsius";
            } else {
                convertFrom = "Kelvin";
            }

            if (convertTo.equals("1")) {
                convertTo = "Fahrenheit";
            } else if (convertTo.equals("2")) {
                convertTo = "Celsius";
            } else {
                convertTo = "Kelvin";
            }

        }

        if (conversionType.equalsIgnoreCase("Currency")) {
            result = convertCurrency(originalValue);

            if (convertFrom.equals("1")) {
                convertFrom = "Dollars";
            } else {
                convertFrom = "Euro";
            }

            if (convertTo.equals("1")) {
                convertTo = "Dollars";
            } else {
                convertTo = "Euro";
            }

        }

        if (conversionType.equalsIgnoreCase("Volume")) {
            result = convertVolume(originalValue);

            if (convertFrom.equals("1")) {
                convertFrom = "Gallon";
            } else {
                convertFrom = "Liter";
            }

            if (convertTo.equals("1")) {
                convertTo = "Gallon";
            } else {
                convertTo = "Liter";
            }

        }

        if (conversionType.equalsIgnoreCase("Mass")) {
            result = convertMass(originalValue);

            if (convertFrom.equals("1")) {
                convertFrom = "Pound";
            } else {
                convertFrom = "Kilogram";
            }

            if (convertTo.equals("1")) {
                convertTo = "Pound";
            } else {
                convertTo = "Kilogram";
            }
        }

        DecimalFormat df = new DecimalFormat("0.00");

        model.addAttribute("result", df.format(result));
        model.addAttribute("originalValue", df.format(originalValue));
        model.addAttribute("conversionType", conversionType);
        model.addAttribute("convertFrom", convertFrom);
        model.addAttribute("convertTo", convertTo);

        //            model.addAttribute("originalAmount", df.format(originalAmount));
        //            model.addAttribute("tipAmount", df.format(tipAmount));
        //            model.addAttribute("tipPercentage", df.format(tipPercentage));
        //            model.addAttribute("finalAmount", df.format(finalAmount));
    } catch (NumberFormatException e) {
    }

    return "unitConverterResponse";
}

From source file:com.glaf.core.config.CustomProperties.java

public static double getDouble(String key) {
    if (hasObject(key)) {
        String value = properties.getProperty(key);
        return Double.parseDouble(value);
    }/*  w  w w .j a v a  2 s .  c  o m*/
    return 0;
}

From source file:gov.nih.nci.caarray.application.util.Utils.java

/**
 * @param value the value to test.//from   ww  w. j  a  va  2s.  c o  m
 * @return true is the value can be parsed as an Double.
 */
public static boolean isDouble(String value) {
    try {
        Double.parseDouble(value);
        return true;
    } catch (NumberFormatException e) {
        return false;
    }
}

From source file:de.qaware.chronix.solr.type.metric.functions.transformation.Scale.java

/**
 * Scales the time series by the given factor
 *
 * @param value the value factor
 */
public Scale(String[] args) {
    this.value = Double.parseDouble(args[0]);
}

From source file:eu.cassandra.sim.utilities.Utils.java

public static double getDouble(Object o) {
    if (o == null) {
        return 0.0;
    } else {//  w w w  .  ja  v  a2 s .  c  o  m
        return Double.parseDouble(o.toString());
    }
}

From source file:net.poemerchant.entity.Buyout.java

public Buyout(String raw) {
    this.raw = raw;
    String[] split = raw.split(" ");
    this.buyoutMode = BuyoutMode.parse(split[0]);
    String amountRaw = split[1];//from w w w .  j  a  v  a2 s .c  om
    // for typos e.g. ~b/o 0,5 exa
    amountRaw = StringUtils.replaceChars(amountRaw, ',', '.');
    this.amount = Double.parseDouble(amountRaw);
    this.currency = Currency.parse(split[2]);
}

From source file:ip.ui.LearningParamsInputPanel.java

public double getLearningRate() throws EmptyInputFieldException {
    String learningRateParam = learningRateInput.getText();
    if (StringUtils.isEmpty(learningRateParam)) {
        throw new EmptyInputFieldException(learningRateLabel.getText());
    }/*from w w w .j a  v  a  2 s.  com*/

    return Double.parseDouble(learningRateParam);
}