Added a method for obtaining the length of an array.

git-svn-id: https://samskivert.googlecode.com/svn/trunk@1340 6335cc39-0255-0410-8fd6-9bcaacd3b74c

projects/samskivert/src/java/com/samskivert/velocity/DataTool.java

@@ -1,5 +1,5 @@
 //
-// $Id: DataTool.java,v 1.1 2003/09/25 18:05:50 eric Exp $
+// $Id: DataTool.java,v 1.2 2003/12/10 20:28:51 mdb Exp $
 
 package com.samskivert.velocity;
 
@@ -28,4 +28,12 @@ public class DataTool
     {
         return Array.get(array, index);
     }
+
+    /**
+     * Returns the length of the specified array.
+     */
+    public int length (Object array)
+    {
+        return Array.getLength(array);
+    }
 }