src/macosx/classes/com/apple/laf/AquaTreeUI.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 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

@@ -491,10 +491,11 @@
         tree.getActionMap().put("aquaCollapseNode", new KeyboardExpandCollapseAction(false, false));
         tree.getActionMap().put("aquaFullyExpandNode", new KeyboardExpandCollapseAction(true, true));
         tree.getActionMap().put("aquaFullyCollapseNode", new KeyboardExpandCollapseAction(false, true));
     }
 
+    @SuppressWarnings("serial") // Superclass is not serializable across versions
     class KeyboardExpandCollapseAction extends AbstractAction {
         /**
          * Determines direction to traverse, 1 means expand, -1 means collapse.
          */
         final boolean expand;