Example usage for java.lang Double toString

Introduction

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

Prototype

public static String toString(double d) 

Source Link

Document

Returns a string representation of the double argument.

Usage

From source file:com.sciaps.utils.ImportExportSpectrumCSV.java

public void exportSpectrumFile(File saveFile, RawDataSpectrum spectrum) throws IOException {
    if (spectrum == null || saveFile == null) {
        logger_.warn("", "will not save spectrum csv file");
        return;//from w  ww . j a  v a 2 s. c  o m
    }

    BufferedWriter bout = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(saveFile)));
    try {
        bout.append("wavelength, intensity");
        bout.newLine();

        double[][] data = spectrum.getRawData();

        for (int i = 0; i < data[0].length; i++) {
            bout.append(Double.toString(data[0][i]));
            bout.append(", ");
            bout.append(Double.toString(data[1][i]));
            bout.newLine();
        }
    } finally {
        bout.close();
    }

    logger_.info("saved spectrum csv file to " + saveFile.getAbsolutePath());
}

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From source file:com.comcast.cdn.traffic_control.traffic_router.core.loc.Geolocation.java

public Map<String, String> getProperties() {
    final Map<String, String> map = new HashMap<String, String>();
    map.put("latitude", Double.toString(latitude));
    map.put("longitude", Double.toString(longitude));
    map.put("postalCode", postalCode);
    map.put("city", city);
    map.put("countryCode", countryCode);
    map.put("countryName", countryName);
    return map;//from   w  ww. ja va 2 s .c o m
}

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From source file:org.envirocar.tools.TrackToCSV.java

public InputStream convert(InputStream in) throws IOException {
    FeatureCollection fc = new ObjectMapper().readValue(in, FeatureCollection.class);

    List<String> properties = new ArrayList<String>();

    for (Feature feature : fc.getFeatures()) {
        for (String key : feature.getProperties().getPhenomenons().keySet()) {
            if (!properties.contains(key)) {
                properties.add(key);/*w  w w  .  j a v  a  2s . c  o  m*/
            }
        }
    }

    List<String> spaceTimeProperties = new ArrayList<String>();
    spaceTimeProperties.add("longitude");
    spaceTimeProperties.add("latitude");
    spaceTimeProperties.add("time");

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(out));

    bw.append(createCSVHeader(properties, spaceTimeProperties));
    bw.newLine();

    for (Feature feature : fc.getFeatures()) {
        for (int i = 0; i < properties.size(); i++) {
            String key = properties.get(i);
            Map<?, ?> value = (Map<?, ?>) feature.getProperties().getPhenomenons().get(key);
            bw.append(value != null ? value.get("value").toString() : Double.toString(Double.NaN));
            bw.append(delimiter);
        }

        Point coord = (Point) feature.getGeometry();
        bw.append(Double.toString(coord.getCoordinates().getLongitude()));
        bw.append(delimiter);
        bw.append(Double.toString(coord.getCoordinates().getLatitude()));
        bw.append(delimiter);
        bw.append(feature.getProperties().getTime());

        bw.newLine();
    }

    bw.flush();
    bw.close();

    return new ByteArrayInputStream(out.toByteArray());
}

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From source file:matrix.TextUrlMatrix.java

public void textUrlMatrix()
        throws UnsupportedEncodingException, FileNotFoundException, IOException, ParseException {

    double a = 0.7;
    CosSim cossim = new CosSim();
    JSONParser jParser = new JSONParser();
    BufferedReader in = new BufferedReader(new InputStreamReader(
            new FileInputStream("/Users/nSabri/Desktop/tweetMatris/userTweets.json"), "ISO-8859-9"));
    JSONArray jArray = (JSONArray) jParser.parse(in);
    BufferedReader in2 = new BufferedReader(new InputStreamReader(
            new FileInputStream("/Users/nSabri/Desktop/tweetMatris/userTweetsUrls.json"), "ISO-8859-9"));
    JSONArray jArray2 = (JSONArray) jParser.parse(in2);
    File fout = new File("/Users/nSabri/Desktop/textUrlMatris.csv");
    FileOutputStream fos = new FileOutputStream(fout);
    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));

    for (int i = 0; i < 100; i++) {

        for (int j = 0; j < 100; j++) {

            JSONObject tweet1text = (JSONObject) jArray.get(i);
            JSONObject tweet2text = (JSONObject) jArray.get(j);
            JSONObject tweet1url = (JSONObject) jArray2.get(i);
            JSONObject tweet2url = (JSONObject) jArray2.get(j);
            String tweetText1 = tweet1text.get("tweets").toString();
            String tweetText2 = tweet2text.get("tweets").toString();
            String tweetUrl1 = tweet1url.get("title").toString() + tweet1url.get("meta").toString();
            String tweetUrl2 = tweet2url.get("title").toString() + tweet1url.get("meta").toString();

            double CosSimValueText = cossim.Cosine_Similarity_Score(tweetText1, tweetText2);

            double CosSimValueUrl = cossim.Cosine_Similarity_Score(tweetUrl1, tweetUrl2);

            double TextUrlSimValue = (a * CosSimValueText) + ((1 - a) * CosSimValueUrl);

            TextUrlSimValue = Double.parseDouble(new DecimalFormat("##.###").format(TextUrlSimValue));

            bw.write(Double.toString(TextUrlSimValue) + ", ");

        }//from w ww  .  ja  v  a  2s  .co m
        bw.newLine();
    }
    bw.close();

}

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From source file:ml.shifu.shifu.core.binning.EqualPopulationBinningTest.java

@Test
public void testObjectSeri() {
    Random rd = new Random(System.currentTimeMillis());

    EqualPopulationBinning binning = new EqualPopulationBinning(10);
    for (int i = 0; i < 10000; i++) {
        binning.addData(Double.toString(rd.nextGaussian() % 1000));
    }//ww w  . j a v a  2 s  .c  o  m

    String binningStr = binning.objToString();
    String originalBinningData = binning.getDataBin().toString();

    ModelConfig modelConfig = new ModelConfig();
    modelConfig.getStats().setBinningMethod(BinningMethod.EqualPositive);

    ColumnConfig columnConfig = new ColumnConfig();
    columnConfig.setColumnType(ColumnType.N);

    AbstractBinning<?> otherBinning = AbstractBinning.constructBinningFromStr(modelConfig, columnConfig,
            binningStr);
    String newBinningData = otherBinning.getDataBin().toString();

    Assert.assertEquals(originalBinningData, newBinningData);
}

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From source file:com.mobiaware.auction.provider.impl.CSVExportService.java

@Override
public void exportFunds(final int auctionUid, final Writer writer) throws IOException {
    List<User> users = _dataService.getUsers(auctionUid, 0, 9999, null, null);

    if (users == null) {
        throw new NotFoundException();
    }/*from w ww  . j  a  va  2  s  .c  o  m*/

    CSVWriter csvwriter = null;
    try {
        csvwriter = new CSVWriter(writer, ',');

        String[] array = { "bidder_number", "value" };
        csvwriter.writeNext(array);

        for (User user : users) {
            List<Fund> funds = _dataService.getFundsByUser(user.getUid());
            for (Fund fund : funds) {
                array[0] = user.getBidderNumber();
                array[1] = Double.toString(fund.getBidPrice());
                csvwriter.writeNext(array);
            }
        }
    } finally {
        IOUtils.closeQuietly(csvwriter);
    }

}

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From source file:com.googlecode.fascinator.common.solr.SolrDoc.java

/**
 * Gets the String value of the specified field.
 *
 * <ul>//from  w w  w  .j ava2 s  . c  o  m
 *   <li>Fields that are not found will always return null.</li>
 *   <li>Single valued fields will return the value found.</li>
 *   <li>Multi valued fields return all concatenated values (bracketed
 * and quoted) if more then one entry is found, otherwise it will be
 * simply the first entry.</li>
 * </ul>
 *
 * @param field : The field name to query
 * @return String : The value found, possibly null
 */
public String get(String field) {
    Object object = this.getPath(field);

    // Doesn't exist
    if (object == null)
        return null;

    // This node is an array
    if (object instanceof JSONArray) {
        List<String> array = JsonSimple.getStringList((JSONArray) object);
        if (array.size() == 1) {
            return (String) array.get(0);
        } else {
            return "[\"" + StringUtils.join(array, "\", \"") + "\"]";
        }
    }

    // Much simpler
    if (object instanceof String) {
        return (String) object;
    }

    // Some fields can be float/double such as "score"
    if (object instanceof Double) {
        return Double.toString((Double) object);
    }

    // Shouldn't occur in a valid Solr response
    return null;
}

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From source file:com.fengduo.bee.commons.util.NumberParser.java

public static double div(double a, double b, int scale) {
    if (scale < 0) {
        throw new IllegalArgumentException("The scale must be a positive integer or zero");
    }//from  ww w.  j  ava2s  .  c om
    BigDecimal b1 = new BigDecimal(Double.toString(a));
    BigDecimal b2 = new BigDecimal(Double.toString(b));
    return b1.divide(b2, scale, BigDecimal.ROUND_HALF_UP).doubleValue();
}

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From source file:net.kaczmarzyk.spring.data.jpa.domain.LessThanTest.java

@Test
public void filtersByDoubleValue() {
    assertFilterContainsOnlyExpectedMembers("weightDouble",
            Double.toString(margeSimpson.getWeightDouble() + 0.0001), margeSimpson);
    assertFilterContainsOnlyExpectedMembers("weightDouble", Double.toString(margeSimpson.getWeightDouble()));
}

---

From source file:org.csware.ee.utils.Tools.java

public static double multiply(double v1, double v2) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return b1.multiply(b2).doubleValue();
}

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