Example usage for java.util ArrayList size

Introduction

In this page you can find the example usage for java.util ArrayList size.

Prototype

int size

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Document

The size of the ArrayList (the number of elements it contains).

Usage

From source file:ch.unil.genescore.vegas.LinkageDisequilibrium.java

/** loads genotype form List into a DenseMatrix object. it also normalizes the data  and mean imputes*/
static public DenseMatrix loadGenotypeIntoDenseMatrix(ArrayList<Snp> geneSnps) {
    int numberOfSnps = geneSnps.size();
    int lengthOfGenotype = Snp.getGenotypeLength();
    double[][] dataArray = new double[lengthOfGenotype][numberOfSnps];
    double genotype;
    for (int j = 0; j < numberOfSnps; ++j) {
        Snp currentSnp = geneSnps.get(j);
        byte[] currentGenotype = currentSnp.getGenotypes();
        if (currentGenotype == null)
            throw new RuntimeException();
        for (int i = 0; i < lengthOfGenotype; ++i) {

            if (currentGenotype[i] == -9)
                genotype = currentSnp.getAlleleMean();
            else/* w  ww .j  a va2s  .  co m*/
                genotype = currentGenotype[i];
            dataArray[i][j] = (genotype - currentSnp.getAlleleMean()) / currentSnp.getAlleleSd();
        }
    }
    return new DenseMatrix(dataArray);
}

From source file:com.davis.crs.CreateCannedDataSet.java

/**
 * Write data objects to json file.//from   ww  w  .  ja va 2 s .  c o  m
 *
 * @param dataHolders the data holders
 * @param fileName    the file name
 * @throws IOException the io exception
 */
public static void writeDataObjectsToJsonFile(ArrayList<CRSEndpointResponse> dataHolders, String fileName)
        throws IOException {
    System.out.println("Size of the CRSEndpointResponse Array = " + dataHolders.size());
    File file = new File(outputDir);

    if (!file.exists()) {
        file.mkdirs();
    }

    Gson gson = new GsonBuilder().setPrettyPrinting().create();
    String json = gson.toJson(dataHolders);
    File file1 = new File(outputDir + "/" + fileName);

    FileUtils.writeStringToFile(file1, json);
}

From source file:edu.illinois.cs.cogcomp.wsim.embedding.Embedding.java

public static double[] add(ArrayList<double[]> lis) {
    double[] sum = new double[lis.get(0).length];
    for (int i = 0; i < lis.size(); i++) {
        sum = add(sum, lis.get(i));/*from   w  w  w  .  j  av a2  s.  co  m*/
    }
    return sum;
}

From source file:Main.java

/**
 * Returns map values summary list with unique elements only.
 *
 * @param map map to process/*from w  w  w . ja  v a 2s . co  m*/
 * @param <K> key object type
 * @param <V> value object type
 * @return map values summary list with unique elements only
 */
public static <K, V> ArrayList<V> valuesSummaryList(final Map<K, List<V>> map) {
    final ArrayList<V> summary = new ArrayList<V>(0);
    for (final Map.Entry<K, List<V>> entry : map.entrySet()) {
        final List<V> list = entry.getValue();
        summary.ensureCapacity(summary.size() + list.size());
        for (final V value : list) {
            if (!summary.contains(value)) {
                summary.add(value);
            }
        }
    }
    return summary;
}

From source file:Main.java

public static void sortObjectArrayListsSimple(ArrayList masterList, String paramName, ArrayList... listsIn) {
    int count = masterList.size();
    for (ArrayList al : listsIn) {
        if (al.size() != count || count == 0) {
            System.out.println("counts of lists are not the same, did not sort");
            return;
        }/* w ww.j a v  a2 s .  co  m*/
    }
    ArrayList<ArrayList> result = sortObjectArrayListSimpleMaster(masterList, paramName);
    masterList.clear();
    for (Object o : result.get(0))
        masterList.add(o);
    //masterList = result.get(0);
    ArrayList[] orderedLists = new ArrayList[listsIn.length];
    for (int i = 0; i < listsIn.length; i++)
        orderedLists[i] = new ArrayList();
    for (int i = 0; i < result.get(1).size(); i++) {
        int index = (Integer) result.get(1).get(i);
        for (int j = 0; j < listsIn.length; j++) {
            orderedLists[j].add(listsIn[j].get(index));
        }
    }

    for (int i = 0; i < listsIn.length; i++) {
        listsIn[i].clear();
        for (int j = 0; j < orderedLists[i].size(); j++) {
            listsIn[i].add(orderedLists[i].get(j));
        }
    }
}

From source file:Main.java

public static String[] split(String s, char c, int limit) {
    if (s == null) {
        return null;
    }/*from   w w  w  .  j  ava  2s  . co  m*/
    ArrayList<Integer> pos = new ArrayList<Integer>();
    int i = -1;
    while ((i = s.indexOf((int) c, i + 1)) > 0) {
        pos.add(Integer.valueOf(i));
    }
    int n = pos.size();
    int[] p = new int[n];
    i = -1;
    for (int x : pos) {
        p[++i] = x;
    }
    if ((limit == 0) || (limit > n)) {
        limit = n + 1;
    }
    String[] result = new String[limit];
    if (n > 0) {
        result[0] = s.substring(0, p[0]);
    } else {
        result[0] = s;
    }
    for (i = 1; i < limit - 1; ++i) {
        result[i] = s.substring(p[i - 1] + 1, p[i]);
    }
    if (limit > 1) {
        result[limit - 1] = s.substring(p[limit - 2] + 1);
    }
    return result;
}

From source file:com.jennifer.ui.util.StringUtil.java

public static String join(ArrayList<String> result, String splitter) {
    StringBuilder b = new StringBuilder();
    b.append(result.get(0));//from ww  w . j a v a2  s .com

    for (int i = 1, len = result.size(); i < len; i++) {
        b.append(splitter).append(result.get(i));
    }

    return b.toString().trim();
}

From source file:ded.model.Inheritance.java

/** Return the value to which 'index' is mapped in 'integerToInheritance'. */
public static Inheritance fromJSONRef(ArrayList<Inheritance> integerToInheritance, long index)
        throws JSONException {
    if (0 <= index && index < integerToInheritance.size()) {
        return integerToInheritance.get((int) index);
    } else {/* w ww.j a  v a2  s  . c om*/
        throw new JSONException("invalid entity ref " + index);
    }
}

From source file:Main.java

public static <T> int floor(ArrayList<T> list, T key, Comparator<? super T> c) {
    if (c.compare(list.get(0), key) > 0) {
        return -1;
    }//  www.  j  a v  a 2  s .  co  m
    if (c.compare(list.get(list.size() - 1), key) <= 0) {
        return list.size() - 1;
    }
    int start = 0, end = list.size() - 1, res;
    T mid;
    while (start < end - 1) {
        mid = list.get((start + end) / 2);
        res = c.compare(mid, key);
        //            System.out.println("res = " + res);
        //            System.out.println("mid = " + mid);
        if (res > 0) {
            end = (start + end) / 2;
        } else {
            start = (start + end) / 2;
        }
        //            System.out.println("start = " + start);
        //            System.out.println("end = "+ end);
    }
    res = c.compare(list.get(end), key);
    if (res > 0) {
        return start;
    } else {
        if (res == 0) {
            return end;
        } else {
            return -1;
        }
    }

}

From source file:com.mycompany.asyncreq.Main.java

private static void writeToCSV(List<ArrayList<String>> csvInput, String csv) throws IOException {

    CSVWriter writer = null;//w  w w  .j  a  v  a  2  s. com

    try {
        writer = new CSVWriter(new FileWriter(csv));
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    for (ArrayList<String> each : csvInput) {
        String[] eachTemp = each.toArray(new String[each.size()]);
        writer.writeNext(eachTemp);
    }

    writer.close();
}