src/share/classes/java/util/function/Predicate.java

*** 1,7 ****
  /*
!  * Copyright (c) 2010, 2012, 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) 2010, 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
*** 29,38 ****
--- 29,39 ----
   *
   * @param <T> the type of input objects to {@code test}
   *
   * @since 1.8
   */
+ @FunctionalInterface
  public interface Predicate<T> {
  
      /**
       * Returns {@code true} if the input object matches some criteria.
       *