[cp-patches] Collections.rotate() vs empty lists.

[Mark Wielaard]

Hi,

This fixes a small issue found by one of the new Collections tests from
David.

2004-09-19  Mark Wielaard  <address@hidden>

        * java/util/Collections.java (rotate): Just return when list is empty.

Committed,

Mark

diff -u -r1.28 Collections.java
--- java/util/Collections.java  17 Apr 2004 19:23:19 -0000      1.28
+++ java/util/Collections.java  19 Sep 2004 21:59:42 -0000
@@ -1110,6 +1110,8 @@
   public static void rotate(List list, int distance)
   {
     int size = list.size();
+    if (size == 0)
+      return;
     distance %= size;
     if (distance == 0)
       return;

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