Example usage for java.util Arrays sort

Introduction

In this page you can find the example usage for java.util Arrays sort.

Prototype

public static void sort(Object[] a) 

Source Link

Document

Sorts the specified array of objects into ascending order, according to the Comparable natural ordering of its elements.

Usage

From source file:fi.smaa.libror.RandomUtil.java

/**
 * Creates random numbers that sum to 1.0 and are sorted in ascending order.
 * // w w w .ja  va  2s.com
 * @param dest the destination array to create the random numbers to
 * @throws NullPointerException if dest == null
 */
public static void createSumToOneSorted(double[] dest) throws NullPointerException {
    createSumToOneRand(dest);
    Arrays.sort(dest);
}

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From source file:com.sudarmuthu.android.feedstats.utils.StatsGraphHandler.java

/**
 * Load the default graph/*w w  w.  ja v a 2 s.  c o m*/
 */
public void loadGraph() {
    JSONArray data = new JSONArray();
    SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");

    Object[] key = mStats.keySet().toArray();
    Arrays.sort(key); // keys should be sorted, otherwise the graph will not work properly.

    for (int i = 0; i < key.length; i++) {
        JSONArray entry = new JSONArray();

        try {
            entry.put(formatter.parse(key[i] + " 00:00:00").getTime());
        } catch (ParseException e) {
            Log.d(this.getClass().getSimpleName(), "Some problem in parsing dates");
            e.printStackTrace();
        }

        entry.put(Integer.parseInt(mStats.get(key[i])));
        data.put(entry);
    }

    loadGraph(data);
}

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From source file:com.semagia.mql.tolog.TestXSLOptimizer.java

@Parameters(name = "{index}: {0}")
public static Iterable<Object[]> makeTestCases() {
    JSONTokener tokener = new JSONTokener(
            TestXSLOptimizer.class.getResourceAsStream("/xsltests/tolog/query2optimizers.json"));
    JSONObject root = new JSONObject(tokener);
    Object[][] res = new Object[root.length()][2];
    @SuppressWarnings("unchecked")
    String[] keys = ((Set<String>) root.keySet()).toArray(new String[root.length()]);
    Arrays.sort(keys);
    for (int i = 0; i < keys.length; i++) {
        res[i][0] = keys[i];/*  w  w w .  j av  a  2 s  .c  o  m*/
        JSONArray arr = root.getJSONArray(keys[i]);
        String[] values = new String[arr.length() + 1];
        values[0] = "query-c14n";
        for (int j = 0; j < arr.length(); j++) {
            values[j + 1] = arr.getString(j);
        }
        res[i][1] = values;
    }
    return Arrays.asList(res);
}

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From source file:com.opengamma.maths.lowlevelapi.functions.utilities.Sort.java

/**
 * Sorts values statelessly in order given by enumeration
 * @param v1 the values to sort (a native backed array)
 * @param d the direction in which the sorted array should be returned (based on {@link direction})
 * @return tmp the sorted values//from   w w w  . ja v  a  2 s. co  m
 */
public static int[] stateless(int[] v1, direction d) {
    Validate.notNull(v1);
    int[] tmp = Arrays.copyOf(v1, v1.length);
    Arrays.sort(tmp);
    switch (d) {
    case ascend:
        break;
    case descend:
        Reverse.inPlace(tmp);
    }
    return tmp;
}

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From source file:edu.gsgp.utils.Utils.java

public static double getMedian(double[] array) {
    double[] auxArray = Arrays.copyOf(array, array.length);
    Arrays.sort(auxArray);
    // Even number
    if (auxArray.length % 2 == 0) {
        int secondElement = auxArray.length / 2;
        return (auxArray[secondElement - 1] + auxArray[secondElement]) / 2;
    } else {/*from  w  w w . ja v a 2 s .co  m*/
        int element = (auxArray.length - 1) / 2;
        return auxArray[element];
    }
}

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From source file:ching.icecreaming.action.TimeZones.java

@Action(value = "time-zones", results = { @Result(name = "success", location = "json.jsp") })
public String execute() {
    String[] array1 = TimeZone.getAvailableIDs();
    List<String> list1 = Arrays.asList(array1);
    Arrays.sort(array1);
    Map<String, List<String>> map0 = new HashMap<String, List<String>>();
    map0.put("timeZones", list1);
    Gson gson = new GsonBuilder().create();
    jsonData = gson.toJson(map0);/* w  ww  . j a  va2  s.  c  om*/
    return SUCCESS;
}

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From source file:io.apiman.test.common.mock.EchoServlet.java

/**
 * Create an echo response from the inbound information in the http server
 * request.//from w  ww  .  j  a v  a2  s  .c o m
 * @param request the request
 * @param withBody if request is with body
 * @return a new echo response
 */
public static EchoResponse response(HttpServletRequest request, boolean withBody) {
    EchoResponse response = new EchoResponse();
    response.setMethod(request.getMethod());
    if (request.getQueryString() != null) {
        String[] normalisedQueryString = request.getQueryString().split("&");
        Arrays.sort(normalisedQueryString);
        response.setResource(
                request.getRequestURI() + "?" + SimpleStringUtils.join("&", normalisedQueryString));
    } else {
        response.setResource(request.getRequestURI());
    }
    response.setUri(request.getRequestURI());
    Enumeration<String> headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        String name = headerNames.nextElement();
        String value = request.getHeader(name);
        response.getHeaders().put(name, value);
    }
    if (withBody) {
        long totalBytes = 0;
        InputStream is = null;
        try {
            is = request.getInputStream();
            MessageDigest sha1 = MessageDigest.getInstance("SHA1");
            byte[] data = new byte[1024];
            int read;
            while ((read = is.read(data)) != -1) {
                sha1.update(data, 0, read);
                totalBytes += read;
            }
            ;

            byte[] hashBytes = sha1.digest();
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < hashBytes.length; i++) {
                sb.append(Integer.toString((hashBytes[i] & 0xff) + 0x100, 16).substring(1));
            }
            String fileHash = sb.toString();

            response.setBodyLength(totalBytes);
            response.setBodySha1(fileHash);
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            IOUtils.closeQuietly(is);
        }
    }
    return response;
}

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From source file:com.opengamma.analytics.math.statistics.descriptive.PartialMomentCalculator.java

/**
 * @param x The array of data, not null or empty
 * @return The partial moment/* ww  w . j a va2s . co m*/
 */
@Override
public Double evaluate(final double[] x) {
    Validate.notNull(x, "x");
    Validate.isTrue(x.length > 0, "x cannot be empty");
    final int n = x.length;
    final double[] copyX = Arrays.copyOf(x, n);
    Arrays.sort(copyX);
    double sum = 0;
    if (_useDownSide) {
        int i = 0;
        if (copyX[i] > _threshold) {
            return 0.;
        }
        while (i < n && copyX[i] < _threshold) {
            sum += (copyX[i] - _threshold) * (copyX[i] - _threshold);
            i++;
        }
        return Math.sqrt(sum / i);
    }
    int i = n - 1;
    int count = 0;
    if (copyX[i] < _threshold) {
        return 0.;
    }
    while (i >= 0 && copyX[i] > _threshold) {
        sum += (copyX[i] - _threshold) * (copyX[i] - _threshold);
        count++;
        i--;
    }
    return Math.sqrt(sum / count);
}

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From source file:com.pureinfo.srm.reports.table.data.pinggu.ParameterSetAction.java

/**
 * @see com.pureinfo.ark.interaction.ActionBase#executeAction()
 *///from   w w w.  j  a v a2s . com
public ActionForward executeAction() throws PureException {
    tempOrgCode = request.getRequiredParameter("tempOrgCode", "code");
    propFileName = ClassResourceUtil.mapFullPath(propFileName, true);

    Properties prop = new Properties();
    InputStream iFile = null;
    FileOutputStream oFile = null;
    try {
        iFile = new FileInputStream(propFileName);
        prop.load(iFile);

        String codeInSystem = prop.getProperty("parameter.org.code");
        if (StringUtils.isEmpty(codeInSystem)) {
            codeInSystem = tempOrgCode;
        } else {
            String[] codeArr = codeInSystem.split(",");
            Arrays.sort(codeArr);
            int index = Arrays.binarySearch(codeArr, tempOrgCode);
            if (index < 0) {
                codeInSystem += "," + tempOrgCode;
            }
        }
        prop.setProperty("parameter.org.code", codeInSystem);

        Enumeration e = request.getParameterNames();
        while (e.hasMoreElements()) {
            String name = (String) e.nextElement();
            if (!name.startsWith("para.")) {
                continue;
            }
            String value = request.getParameter(name);

            if (StringUtils.isEmpty(value)) {
                logger.debug("the value of " + name.substring(5) + " is empty.SKIP.");
                continue;
            }

            value = value.trim();

            logger.debug("to set property:" + name.substring(5) + "with[" + value + "]");

            prop.setProperty(name.substring(5), value);
        }

        oFile = new FileOutputStream(propFileName, false);

        prop.store(oFile, "parameter for pinggu");

        // to reload properties.
        PureSystem.shutdown();

    } catch (Exception ex) {
        throw new PureException(0, "", ex);
    } finally {
        try {
            if (iFile != null)
                iFile.close();
            if (oFile != null)
                oFile.close();
            prop.clear();
        } catch (IOException e) {
            e.printStackTrace(System.err);
        }

    }

    return mapping.findForward("success");
}

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From source file:fi.smaa.libror.RandomUtil.java

public static void createSorted(double[] dest) {
    for (int i = 0; i < dest.length; i++) {
        dest[i] = createUnif01();//from   ww w .j a  v  a  2  s  . co  m
    }
    Arrays.sort(dest);
}

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