src/share/classes/javax/swing/DefaultFocusManager.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -44,10 +44,11 @@
  * for more information.
  *
  * @author Arnaud Weber
  * @author David Mendenhall
  */
+@SuppressWarnings("serial") // Obsolete class
 public class DefaultFocusManager extends FocusManager {
 
     final FocusTraversalPolicy gluePolicy =
         new LegacyGlueFocusTraversalPolicy(this);
     private final FocusTraversalPolicy layoutPolicy =

@@ -146,10 +147,11 @@
     public boolean compareTabOrder(Component a, Component b) {
         return (comparator.compare(a, b) < 0);
     }
 }
 
+@SuppressWarnings("serial") // JDK-implementation class
 final class LegacyLayoutFocusTraversalPolicy
     extends LayoutFocusTraversalPolicy
 {
     LegacyLayoutFocusTraversalPolicy(DefaultFocusManager defaultFocusManager) {
         super(new CompareTabOrderComparator(defaultFocusManager));