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Removing ArrayUtils.hashCode per LANG-492; it is now available as java.util.Arrays.hashCode 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@881685 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Henri Yandell 2009-11-18 06:43:23 +00:00
parent 87c4b35e52
commit 8550f4da08
2 changed files with 0 additions and 25 deletions
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12
src/java/org/apache/commons/lang/ArrayUtils.java
View File

@ -180,18 +180,6 @@ public class ArrayUtils {
return new ToStringBuilder(array, ToStringStyle.SIMPLE_STYLE).append(array).toString();
}
/**
* <p>Get a hashCode for an array handling multi-dimensional arrays correctly.</p>
*
* <p>Multi-dimensional primitive arrays are also handled correctly by this method.</p>
*
* @param array the array to get a hashCode for, may be <code>null</code>
* @return a hashCode for the array, zero if null array input
*/
public static int hashCode(Object array) {
return new HashCodeBuilder().append(array).toHashCode();
}
/**
* <p>Compares two arrays, using equals(), handling multi-dimensional arrays
* correctly.</p>

13
src/test/org/apache/commons/lang/ArrayUtilsTest.java
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@ -92,19 +92,6 @@ public class ArrayUtilsTest extends TestCase {
assertEquals("{pink,blue}", ArrayUtils.toString(new String[] {"pink","blue"}, "<empty>"));
}
//-----------------------------------------------------------------------
public void testHashCode() {
long[][] array1 = new long[][] {{2,5}, {4,5}};
long[][] array2 = new long[][] {{2,5}, {4,6}};
assertEquals(true, ArrayUtils.hashCode(array1) == ArrayUtils.hashCode(array1));
assertEquals(false, ArrayUtils.hashCode(array1) == ArrayUtils.hashCode(array2));
Object[] array3 = new Object[] {new String(new char[] {'A', 'B'})};
Object[] array4 = new Object[] {"AB"};
assertEquals(true, ArrayUtils.hashCode(array3) == ArrayUtils.hashCode(array3));
assertEquals(true, ArrayUtils.hashCode(array3) == ArrayUtils.hashCode(array4));
}
//-----------------------------------------------------------------------
private void assertIsEquals(Object array1, Object array2, Object array3) {
assertEquals(true, ArrayUtils.isEquals(array1, array1));