--- old/src/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java	2014-01-21 13:01:50.000000000 +0400
+++ new/src/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java	2014-01-21 13:01:50.000000000 +0400
@@ -1,5 +1,5 @@
 /*
- * 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
@@ -785,6 +785,9 @@
 
         final long nsWindowPtr = getNSWindowPtr();
         switch (windowState) {
+            case Frame.ICONIFIED | Frame.MAXIMIZED_BOTH:
+                // Protects against RuntimeException thrown from "default" case, despite of the fact
+                // that "java.awt.Frame.isFrameStateSupported" returns true for this bitwise mask.
             case Frame.ICONIFIED:
                 if (prevWindowState == Frame.MAXIMIZED_BOTH) {
                     // let's return into the normal states first