--- a/jdk/src/java.desktop/share/classes/java/awt/event/KeyEvent.java	Fri May 26 08:22:05 2017 -0700
+++ b/jdk/src/java.desktop/share/classes/java/awt/event/KeyEvent.java	Fri May 26 09:07:25 2017 -0700
@@ -1110,6 +1110,8 @@
      *
      * Event source can be changed during processing, but in some cases
      * we need to be able to obtain original source.
+     *
+     * @since 1.8
      */
     private Component originalSource;