src/java.desktop/share/classes/java/awt/DefaultFocusTraversalPolicy.java

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2015, 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
--- 1,7 ----
  /*
!  * Copyright (c) 2000, 2020, 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
*** 74,83 ****
--- 74,88 ----
       * serialVersionUID
       */
      private static final long serialVersionUID = 8876966522510157497L;
  
      /**
+      * Constructs a {@code DefaultFocusTraversalPolicy}.
+      */
+     public DefaultFocusTraversalPolicy() {}
+ 
+     /**
       * Determines whether a Component is an acceptable choice as the new
       * focus owner. The Component must be visible, displayable, and enabled
       * to be accepted. If client code has explicitly set the focusability
       * of the Component by either overriding
       * {@code Component.isFocusTraversable()} or