Example usage for java.util List get

Introduction

In this page you can find the example usage for java.util List get.

Prototype

E get(int index);

Source Link

Document

Returns the element at the specified position in this list.

Usage

From source file:Main.java

public static double[] toDoubleArray(List<Double> list) {
    double[] result = new double[list.size()];
    for (int i = 0; i < result.length; i++)
        result[i] = list.get(i);
    return result;
}

From source file:Main.java

public static int[] toIntArray(List<Integer> integers) {

    int[] x = new int[integers.size()];
    for (int i = 0; i < integers.size(); i++)
        x[i] = integers.get(i);
    return x;/*ww  w  .  j av  a2 s  .c om*/

}

From source file:Main.java

public static int[] unbox(List<Integer> list) {
    int[] result = new int[list.size()];
    for (int i = 0; i != result.length; ++i) {
        result[i] = list.get(i);
    }/*from  www.java 2 s. c  om*/
    return result;
}

From source file:Util.java

/**
 * Calculate the minimum and maximum values out of a list of doubles.
 * /*from www. ja  va2  s .  c om*/
 * @param values
 *            the input values
 * @return an array with the minimum and maximum values
 */
public static double[] minmax(List<Double> values) {
    if (values.size() == 0) {
        return new double[2];
    }
    double min = values.get(0);
    double max = min;
    int length = values.size();
    for (int i = 1; i < length; i++) {
        double value = values.get(i);
        min = Math.min(min, value);
        max = Math.max(max, value);
    }
    return new double[] { min, max };
}

From source file:Main.java

public static <T> T search(SortedSet<T> set, T element) {
    T o = null;//from   w w  w. j  a v a2 s.c om
    List l = new ArrayList(set);
    int index = Collections.binarySearch(l, element);
    if (index >= 0) {
        o = (T) l.get(index);
    }
    return o;
}

From source file:Main.java

public static <T> List<T> reverse(List<T> list) {
    List<T> newList = new ArrayList<T>();
    for (int i = list.size() - 1; i >= 0; i--) {
        newList.add(list.get(i));
    }/* w ww .  j a  v a  2 s  . c o m*/
    return newList;
}

From source file:Main.java

public static void setIfNull(int i, List list, String value) {
    if (i >= list.size()) {
        resize(list, i + 1);//  w ww  .jav a2s  .c o m
    }
    if (list.get(i) != null) {
        return;
    }
    list.set(i, value);
}

From source file:Main.java

/**
 * Converts {@link List} of Integers into an int array
 *
 * @param list list to be converted/*  ww  w .j a v a  2 s .c  o m*/
 * @return int[] representation
 */
public static int[] toIntArray(List<Integer> list) {
    int[] array = new int[list.size()];
    for (int i = 0; i < list.size(); i++) {
        array[i] = list.get(i);
    }
    return array;
}

From source file:Main.java

public static String getGfycatId(String in) {

    Uri uri = Uri.parse(in);/*from ww  w  .ja  v  a2s.  c  o  m*/

    final String host = uri.getHost();

    if (TextUtils.isEmpty(host) == false && host.endsWith("gfycat.com") == true) {
        List<String> paths = uri.getPathSegments();
        if (paths.size() == 1) {
            return paths.get(0);
        } else if (paths.size() == 2) {
            return paths.get(1);
        }
    }

    return null;
}

From source file:Main.java

public static double[] toPrimitiveDouble(List<Double> list) {
    double[] array = new double[list.size()];
    for (int i = 0; i < list.size(); i++) {
        array[i] = list.get(i);
    }//from  w  w w .j  ava 2s  .  c  o m
    return array;
}