src/share/classes/java/io/FileFilter.java

*** 1,7 ****
  /*
!  * Copyright (c) 1998, 2002, 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) 1998, 2013, 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
*** 33,42 ****
--- 33,43 ----
   * File#listFiles(java.io.FileFilter) listFiles(FileFilter)}</code> method
   * of the <code>{@link java.io.File}</code> class.
   *
   * @since 1.2
   */
+ @FunctionalInterface
  public interface FileFilter {
  
      /**
       * Tests whether or not the specified abstract pathname should be
       * included in a pathname list.
*** 44,50 ****
       * @param  pathname  The abstract pathname to be tested
       * @return  <code>true</code> if and only if <code>pathname</code>
       *          should be included
       */
      boolean accept(File pathname);
- 
  }
--- 45,50 ----