Example usage for org.apache.commons.lang ArrayUtils toPrimitive

Introduction

In this page you can find the example usage for org.apache.commons.lang ArrayUtils toPrimitive.

Prototype

public static boolean[] toPrimitive(Boolean[] array)

Source Link

Document

Converts an array of object Booleans to primitives.

Usage

From source file:edu.harvard.iq.dataverse.util.SumStatCalculator.java

/**
 * Returns a new double array of nulls and non-Double.NaN values only
 *
 *///from  ww w  . ja  va2  s . com
// TODO: 
// implement this in some way that does not require allocating a new 
// ArrayList for the values of every vector. -- L.A. Aug. 11 2014
private static double[] removeInvalidValues(Double[] x) {
    List<Double> dl = new ArrayList<Double>();
    for (Double d : x) {
        if (d != null && !Double.isNaN(d)) {
            dl.add(d);
        }
    }
    return ArrayUtils.toPrimitive(dl.toArray(new Double[dl.size()]));
}

From source file:com.palantir.ptoss.cinch.swing.JListWiringHarness.java

private static void updateListModel(JList list, List<?> newContents) {
    if (newContents == null) {
        newContents = ImmutableList.of();
    }/*from   ww  w  . ja  v  a2  s .  c o m*/
    ListModel oldModel = list.getModel();
    List<Object> old = Lists.newArrayListWithExpectedSize(oldModel.getSize());
    for (int i = 0; i < oldModel.getSize(); i++) {
        old.add(oldModel.getElementAt(i));
    }
    if (old.equals(newContents)) {
        return;
    }
    Object[] selected = list.getSelectedValues();
    DefaultListModel listModel = new DefaultListModel();
    for (Object obj : newContents) {
        listModel.addElement(obj);
    }
    list.setModel(listModel);
    List<Integer> newIndices = Lists.newArrayListWithCapacity(selected.length);
    Set<Object> selectedSet = Sets.newHashSet(selected);
    for (int i = 0; i < listModel.size(); i++) {
        if (selectedSet.contains(listModel.elementAt(i))) {
            newIndices.add(i);
        }
    }
    list.setSelectedIndices(ArrayUtils.toPrimitive(newIndices.toArray(new Integer[0])));
}

From source file:com.naver.template.social.TwitterBO.java

public List<TwitterProfile> getFriendListParallel(String userId) {
    // get chunked id list
    CursoredList<Long> friendIdList = getFriendIdList(userId);
    List<List<Long>> chunkedList = ChunkUtils.chunk(friendIdList, 100);

    Twitter twitter = getTwitterConnection(userId);

    List<Future<List<TwitterProfile>>> futureList = new ArrayList<Future<List<TwitterProfile>>>();

    // call parallel
    for (List<Long> eachList : chunkedList) {
        Long[] array = eachList.toArray(new Long[0]);
        long[] ids = ArrayUtils.toPrimitive(array);
        futureList.add(pool.submit(new TwitterFriendsCallable(twitter, ids)));
    }/*from w ww .j  a va  2  s  .c o m*/

    // async get result and merge
    List<TwitterProfile> twitterFriends = new ArrayList<TwitterProfile>();
    for (Future<List<TwitterProfile>> future : futureList) {
        List<TwitterProfile> resultList = null;
        try {
            resultList = future.get(3000, TimeUnit.MILLISECONDS);
        } catch (InterruptedException e) {
            //
        } catch (ExecutionException e) {
            //
        } catch (TimeoutException e) {
            //
        }

        if (CollectionUtils.isNotEmpty(resultList)) {
            twitterFriends.addAll(resultList);
        }
    }

    return twitterFriends;
}

From source file:mil.jpeojtrs.sca.util.PrimitiveArrayUtils.java

public static char[] convertToCharArray(final Object array) {
    if (array == null) {
        return null;
    }//  ww  w .  j av a  2  s. c  o m
    if (array instanceof char[]) {
        return (char[]) array;
    }
    if (array instanceof Character[]) {
        return ArrayUtils.toPrimitive((Character[]) array);
    }
    final char[] newArray = new char[Array.getLength(array)];
    for (int i = 0; i < newArray.length; i++) {
        final Object obj = Array.get(array, i);
        if (obj instanceof Character) {
            newArray[i] = (Character) Array.get(array, i);
        } else {
            newArray[i] = (char) ((Number) Array.get(array, i)).byteValue();
        }
    }
    return newArray;
}

From source file:com.opengamma.analytics.math.interpolation.Interpolator1D.java

public Interpolator1DDataBundle getDataBundle(final Map<Double, Double> data) {
    Validate.notNull(data, "Backing data for interpolation must not be null.");
    Validate.notEmpty(data, "Backing data for interpolation must not be empty.");
    if (data instanceof SortedMap) {
        final double[] keys = ArrayUtils
                .toPrimitive(data.keySet().toArray(ArrayUtils.EMPTY_DOUBLE_OBJECT_ARRAY));
        final double[] values = ArrayUtils
                .toPrimitive(data.values().toArray(ArrayUtils.EMPTY_DOUBLE_OBJECT_ARRAY));
        return getDataBundleFromSortedArrays(keys, values);
    }//  ww  w .  j a  v a 2s  .  co  m
    final double[] keys = new double[data.size()];
    final double[] values = new double[data.size()];
    int i = 0;
    for (final Map.Entry<Double, Double> entry : data.entrySet()) {
        keys[i] = entry.getKey();
        values[i] = entry.getValue();
        i++;
    }
    return getDataBundle(keys, values);
}

From source file:de.atomfrede.tools.evalutation.evaluator.AbstractEvaluator.java

public double[] list2DoubleArray(List<Double> values) {
    return ArrayUtils.toPrimitive(values.toArray(new Double[values.size()]));
}

From source file:com.opengamma.util.timeseries.fast.longint.AbstractFastLongDoubleTimeSeries.java

@Override
public DoubleTimeSeries<Long> newInstance(final Long[] times, final Double[] values) {
    return newInstanceFast(ArrayUtils.toPrimitive(times), ArrayUtils.toPrimitive(values));
}

From source file:com.opengamma.util.timeseries.fast.longint.object.AbstractFastLongObjectTimeSeries.java

@Override
public ObjectTimeSeries<Long, T> newInstance(final Long[] times, final T[] values) {
    return (ObjectTimeSeries<Long, T>) newInstanceFast(ArrayUtils.toPrimitive(times), values);
}

From source file:de.atomfrede.tools.evalutation.evaluator.AbstractEvaluator.java

public int[] list2IntArray(List<Integer> values) {
    return ArrayUtils.toPrimitive(values.toArray(new Integer[values.size()]));
}

From source file:mil.jpeojtrs.sca.util.PrimitiveArrayUtils.java

public static boolean[] convertToBooleanArray(final Object array) {
    if (array == null) {
        return null;
    }//from   w ww .  j  a  va  2 s  .co m
    if (array instanceof boolean[]) {
        return (boolean[]) array;
    }
    if (array instanceof Boolean[]) {
        return ArrayUtils.toPrimitive((Boolean[]) array);
    }
    final boolean[] newArray = new boolean[Array.getLength(array)];
    for (int i = 0; i < newArray.length; i++) {
        final Object obj = Array.get(array, i);
        if (obj instanceof Boolean) {
            newArray[i] = (Boolean) Array.get(array, i);
        } else {
            newArray[i] = ((Number) Array.get(array, i)).byteValue() != 0;
        }
    }
    return newArray;
}