Applying Ben's patch of Brian Egge's improvement in LANG-321

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@594388 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/commons/lang/math/IntRange.java

@@ -381,4 +381,17 @@ public String toString() {
         return toString;
     }
 
+    /**
+     * <p>Returns an array containing all the integer values in the range.</p>
+     *
+     * @return the <code>int[]</code> representation of this range
+     */
+    public int[] toArray() {
+        int[] array = new int[max - min + 1];
+        for (int i = 0; i < array.length; i++) {
+            array[i] = min + i;
+        }
+
+        return array;
+    }
 }

src/java/org/apache/commons/lang/math/LongRange.java

@@ -394,4 +394,17 @@ public String toString() {
         return toString;
     }
 
+    /**
+     * <p>Returns an array containing all the long values in the range.</p>
+     *
+     * @return the <code>long[]</code> representation of this range
+     */
+    public long[] toArray() {
+        long[] array = new long[(int)(max - min + 1L)];
+        for(int i = 0; i < array.length; i++) {
+            array[i] = min + i;
+        }
+        return array;
+    }
+
 }

src/test/org/apache/commons/lang/math/IntRangeTest.java

@@ -21,6 +21,8 @@
 import junit.framework.Test;
 import junit.framework.TestSuite;
 
+import java.util.Arrays;
+
 /**
  * Test cases for the {@link IntRange} class.
  *
@@ -160,6 +162,13 @@ public void testContainsIntegerBig() {
         assertEquals(false, big.containsInteger(Integer.MAX_VALUE - 3));
     }
 
+    public void testToArray() {
+        int[] threeItems = new IntRange(3, 5).toArray();
+        assertTrue(Arrays.equals(new int[]{3, 4, 5}, threeItems));
+        int[] oneItem = new IntRange(4).toArray();
+        assertTrue(Arrays.equals(new int[]{4}, oneItem));
+    }
+
     //--------------------------------------------------------------------------
     
 }

src/test/org/apache/commons/lang/math/LongRangeTest.java

@@ -21,6 +21,8 @@
 import junit.framework.Test;
 import junit.framework.TestSuite;
 
+import java.util.Arrays;
+
 /**
  * Test cases for the {@link LongRange} class.
  *
@@ -148,6 +150,13 @@ public void testContainsLongBig() {
         assertEquals(false, big.containsLong(Long.MAX_VALUE - 3));
     }
 
+    public void testToArray() {
+        long[] threeItems = new LongRange(3, 5).toArray();
+        assertTrue(Arrays.equals(new long[]{3, 4, 5}, threeItems));
+        long[] oneItem = new LongRange(4).toArray();
+        assertTrue(Arrays.equals(new long[]{4}, oneItem));
+    }
+
     //--------------------------------------------------------------------------
     
 }