src/share/classes/sun/swing/JLightweightFrame.java

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

@@ -62,10 +62,11 @@
  * for lightweight embedding.
  *
  * @author Artem Ananiev
  * @author Anton Tarasov
  */
+@SuppressWarnings("serial") // JDK-implementation class
 public final class JLightweightFrame extends LightweightFrame implements RootPaneContainer {
 
     private final JRootPane rootPane = new JRootPane();
 
     private LightweightContent content;

@@ -207,10 +208,11 @@
         } finally {
             content.paintUnlock();
         }
     }
 
+    @SuppressWarnings("serial") // anonymous class inside
     private void initInterior() {
         contentPane = new JPanel() {
             @Override
             public void paint(Graphics g) {
                 if (!copyBufferEnabled) {