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:Main.java

/**
 * Decides whether TCK should be present based in the ATR on the "T" values
 * found when parsing the ATR.//  w  w  w  . j  av a2  s  . co m
 *
 * From ISO/IEC 7816-3 8.2.5: "If only T=0 is indicated, possibly by
 * default, then TCK shall be absent. If T=0 and T=15 are present and in all
 * the other cases, TCK shall be present."
 *
 * @param tValues The values of "T" found when parsing the ATR.
 *
 * @return true if TCK should be present, false otherwise.
 */
private static boolean isTckPresent(ArrayList<Integer> tValues) {
    return !((tValues.size() == 1) && tValues.contains(0));
}

From source file:Main.java

/**
 * transforms an ArrayList of Double values to an Array of double values
 * @param _list the ArrayList with Double values
 * @return an array with double values/*from   ww w  . j a va2s. c o m*/
 */
public static double[] getDoubleArrayFromArrayList(ArrayList<Double> _list) {
    double[] res = new double[_list.size()];
    for (int i = 0; i < res.length; i++) {
        res[i] = _list.get(i).doubleValue();
    }
    return res;
}

From source file:Main.java

public static int[] buildIntArray(ArrayList<Integer> integerList) {
    int[] intArray = new int[integerList.size()];
    int i = 0;/*  www .  j  a v a 2  s  .  c  om*/
    for (Integer j : integerList) {
        intArray[i++] = j;
    }
    return intArray;
}

From source file:Main.java

public static void ensureSize(ArrayList<?> collection, int size) {
    while (collection.size() < size) {
        collection.add(null);/*ww  w.  j  ava 2s  .  c o m*/
    }
}

From source file:Main.java

private static boolean[] toBooleanArray(ArrayList<Boolean> arrayList) {
    boolean[] ret = new boolean[arrayList.size()];
    for (int i = 0; i < ret.length; i++) {
        ret[i] = arrayList.get(i);//from ww  w  .  ja  v  a 2 s.c o m
    }
    return ret;
}

From source file:Main.java

/**
 * Print//from w  w w . j a  va  2  s  .  co m
 * */
public static void print(ArrayList<?> tokens) {
    for (int i = 0; i < tokens.size(); i++) {
        System.out.print(tokens.get(i) + " ");
    }
    System.out.print("\n");
    System.out.print("\n");
}

From source file:Main.java

/**
 * Returns the wanted configuration as int array.
 * //  w  w  w.  ja va2 s  . co  m
 * @param configs
 * @return
 */
public static int[] getConfigArray(ArrayList<int[]> configs) {
    int[] result = new int[configs.size() * 2];
    int index = 0;
    for (int[] val : configs) {
        result[index++] = val[0];
        result[index++] = val[1];
    }
    return result;
}

From source file:Main.java

public static int indexOf(ArrayList<String> list, String value) {
    for (int i = 0; i < list.size(); i++) {
        String name = list.get(i);
        if (value.equals(name)) {
            return i;
        }/*from w w w.j a  va2  s  . c o m*/
    }
    return -1;
}

From source file:Main.java

static byte[] getArray(ArrayList<Byte> arrayList) {
    byte[] array = new byte[arrayList.size()];
    int i = 0;//from  ww  w .  j  a v a2 s.  c om
    for (Byte value : arrayList) {
        array[i] = value.byteValue();
        i++;
    }
    return array;
}

From source file:Main.java

/**
 * @param list An ArrayList to be expanded.
 * @param newCapacity The new capacity.//from   w ww  .  j  a v a 2 s. co  m
 */
public static void expandArrayListSize(final ArrayList<?> list, final int newCapacity) {
    while (list.size() < newCapacity) {
        list.add(null);
    }
}