Deprecate size(), add getSize().

git-svn-id: https://samskivert.googlecode.com/svn/trunk@2792 6335cc39-0255-0410-8fd6-9bcaacd3b74c

src/java/com/samskivert/util/ListUtil.java

@@ -439,9 +439,10 @@ public class ListUtil
     }
 
     /**
-     * Returns the number of elements in the supplied list.
+     * Returns the number of elements prior to the first null in the supplied list.
+     * @deprecated This is incompatible with things like clearRef(), which leave a null space.
      */
-    public static int size (Object[] list)
+    @Deprecated public static int size (Object[] list)
     {
         if (list == null) {
             return 0;
@@ -455,6 +456,20 @@ public class ListUtil
         return llength;
     }
 
+    /**
+     * Returns the number of non-null elements in the supplied list.
+     */
+    public static int getSize (Object[] list)
+    {
+        int size = 0;
+        for (int ii = 0, nn = (list == null) ? 0 : list.length; ii < nn; ii++) {
+            if (list[ii] != null) {
+                size++;
+            }
+        }
+        return size;
+    }
+
     /**
      * Creates a new list that will accomodate the specified index and
      * copies the contents of the old list to the first.