--- a/src/share/classes/java/sql/Timestamp.java	Tue Apr 05 16:50:18 2011 -0700
+++ b/src/share/classes/java/sql/Timestamp.java	Tue Jan 11 12:36:43 2011 -0500
@@ -488,7 +488,9 @@ public class Timestamp extends java.util
      * @since   1.4
      */
     public int compareTo(Timestamp ts) {
-        int i = super.compareTo(ts);
+        long thisTime = this.getTime();
+        long anotherTime = ts.getTime();
+        int i = (thisTime<anotherTime ? -1 :(thisTime==anotherTime?0 :1));
         if (i == 0) {
             if (nanos > ts.nanos) {
                     return 1;