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From pascalschumac...@apache.org
Subject [1/2] [lang] LANG-1258: Add ArrayUtils#toStringArray(Object[]) method
Date Sun, 13 Nov 2016 16:10:33 GMT
Repository: commons-lang
Updated Branches:
  refs/heads/master 05647d46e -> 8d601ab71


LANG-1258: Add ArrayUtils#toStringArray(Object[]) method

patch supplied by IG


Project: http://git-wip-us.apache.org/repos/asf/commons-lang/repo
Commit: http://git-wip-us.apache.org/repos/asf/commons-lang/commit/8d95ae41
Tree: http://git-wip-us.apache.org/repos/asf/commons-lang/tree/8d95ae41
Diff: http://git-wip-us.apache.org/repos/asf/commons-lang/diff/8d95ae41

Branch: refs/heads/master
Commit: 8d95ae41975a2307501aa0f4a7eba296c59edce9
Parents: 05647d4
Author: mildis <igardais@yahoo.fr>
Authored: Tue Aug 16 18:00:00 2016 +0200
Committer: pascalschumacher <pascalschumacher@gmx.net>
Committed: Sun Nov 13 16:59:56 2016 +0100

----------------------------------------------------------------------
 .../org/apache/commons/lang3/ArrayUtils.java    | 23 ++++++++++++++++++++
 .../apache/commons/lang3/ArrayUtilsTest.java    |  8 +++++++
 2 files changed, 31 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/commons-lang/blob/8d95ae41/src/main/java/org/apache/commons/lang3/ArrayUtils.java
----------------------------------------------------------------------
diff --git a/src/main/java/org/apache/commons/lang3/ArrayUtils.java b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
index f8ae695..8c1108e 100644
--- a/src/main/java/org/apache/commons/lang3/ArrayUtils.java
+++ b/src/main/java/org/apache/commons/lang3/ArrayUtils.java
@@ -7968,4 +7968,27 @@ public class ArrayUtils {
 
         return removeAll(array, Arrays.copyOf(indices, count));
     }
+
+    /**
+     * Returns an array containing the string representation of each entry in the argument
array.
+     *
+     * <p>
+     * A {@code null} input Object[] returns {@code null}.
+     * </p>
+     *
+     * @param source the Object[] to be processed, may be null
+     * @return String[] of the same size as the source with its element's string representation,
+     * {@code null} if null Object[] input
+     * @since 3.6
+     */
+    public static String[] toStringArray(final Object[] source) {
+        if (null == source) return null;
+
+        String[] al = new String[source.length];
+        for (int i = 0; i < source.length; i++) {
+            al[i] = source[i].toString();
+        }
+
+        return al;
+    }
 }

http://git-wip-us.apache.org/repos/asf/commons-lang/blob/8d95ae41/src/test/java/org/apache/commons/lang3/ArrayUtilsTest.java
----------------------------------------------------------------------
diff --git a/src/test/java/org/apache/commons/lang3/ArrayUtilsTest.java b/src/test/java/org/apache/commons/lang3/ArrayUtilsTest.java
index 0cb5530..da639b5 100644
--- a/src/test/java/org/apache/commons/lang3/ArrayUtilsTest.java
+++ b/src/test/java/org/apache/commons/lang3/ArrayUtilsTest.java
@@ -4442,4 +4442,12 @@ public class ArrayUtilsTest  {
         Assert.assertArrayEquals(new double[]{2.718}, (double[]) ArrayUtils.toPrimitive(new
Double[]{2.718}), 0.1);
     }
 
+    @Test
+    public void testToStringArray() {
+        assertNull(ArrayUtils.toStringArray(null));
+
+        final Object[] array = new Object[] {1, 2, 3, "array", "test"};
+        assertArrayEquals(new String[]{"1", "2", "3", "array", "test"}, ArrayUtils.toStringArray(array));
+    }
+
 }


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