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

Introduction

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

Prototype

null EMPTY_LONG_ARRAY

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Document

An empty immutable long array.

Usage

From source file:gov.nih.nci.caarray.util.CaArrayUtilsTest.java

@Test
public void testSplitValues() {
    assertTrue(//  ww w .  j  ava2 s .  c o  m
            Arrays.equals(ArrayUtils.EMPTY_BOOLEAN_ARRAY, CaArrayUtils.splitIntoBooleans(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new boolean[] { true }, CaArrayUtils.splitIntoBooleans("true", ",")));
    assertTrue(Arrays.equals(new boolean[] { true, false, true },
            CaArrayUtils.splitIntoBooleans("true;false;true", ";")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_SHORT_ARRAY, CaArrayUtils.splitIntoShorts(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new short[] { 0 }, CaArrayUtils.splitIntoShorts("0", ",")));
    assertTrue(Arrays.equals(new short[] { 3, 1, 2 }, CaArrayUtils.splitIntoShorts("3;1;2", ";")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_LONG_ARRAY, CaArrayUtils.splitIntoLongs(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new long[] { 5L }, CaArrayUtils.splitIntoLongs("5", ",")));
    assertTrue(Arrays.equals(new long[] { 15L, 19L, 13L }, CaArrayUtils.splitIntoLongs("15/19/13", "/")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_INT_ARRAY, CaArrayUtils.splitIntoInts(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new int[] { 1001 }, CaArrayUtils.splitIntoInts("1001", ",")));
    assertTrue(Arrays.equals(new int[] { -1, 0, -2 }, CaArrayUtils.splitIntoInts("-1 0 -2", " ")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_FLOAT_ARRAY, CaArrayUtils.splitIntoFloats(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new float[] { 1.65f }, CaArrayUtils.splitIntoFloats("1.65", ",")));
    assertTrue(Arrays.equals(new float[] { 0f, 0.33f, -3.76f },
            CaArrayUtils.splitIntoFloats("0 0.33 -3.76", " ")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_DOUBLE_ARRAY, CaArrayUtils.splitIntoDoubles(EMPTY_STRING, " ")));
    assertTrue(Arrays.equals(new double[] { 1.0 / 3.0 },
            CaArrayUtils.splitIntoDoubles("0.3333333333333333", ",")));
    assertTrue(Arrays.equals(new double[] { 0, -5.0 / 7.0, 11.0 / 13.0 },
            CaArrayUtils.splitIntoDoubles("0.0;-0.7142857142857143;0.8461538461538461", ";")));

    assertTrue(Arrays.equals(ArrayUtils.EMPTY_STRING_ARRAY, CaArrayUtils.splitFromCsv(EMPTY_STRING)));
    assertTrue(Arrays.equals(new String[] { "Iam,Dan" }, CaArrayUtils.splitFromCsv("Iam\\,Dan")));
    assertTrue(Arrays.equals(new String[] { "I", "m,e", "mi ne" }, CaArrayUtils.splitFromCsv("I,m\\,e,mi ne")));
}

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From source file:com.cyclopsgroup.waterview.Attributes.java

/**
 * Get long array value of attribute/*from   ww  w  . j  av a  2  s  . co  m*/
 *
 * @param name Name of the attribute
 * @param defaultValue Default long value
 * @return Long array
 */
public long[] getLongs(String name, long defaultValue) {
    try {
        String[] values = doGetValues(name);
        long[] ret = new long[values.length];
        for (int i = 0; i < values.length; i++) {
            String value = values[i];
            try {
                ret[i] = Long.parseLong(value);
            } catch (Exception e) {
                ret[i] = defaultValue;
            }
        }
        return ret;
    } catch (Exception e) {
        return ArrayUtils.EMPTY_LONG_ARRAY;
    }
}

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