--- a/jdk/src/share/classes/java/awt/event/ActionEvent.java	Wed Jul 05 18:09:43 2017 +0200
+++ b/jdk/src/share/classes/java/awt/event/ActionEvent.java	Thu Jun 07 18:05:09 2012 -0700
@@ -27,6 +27,7 @@
 
 import java.awt.AWTEvent;
 import java.awt.Event;
+import javax.tools.annotation.GenerateNativeHeader;
 
 /**
  * A semantic event which indicates that a component-defined action occurred.
@@ -56,6 +57,8 @@
  * @author Carl Quinn
  * @since 1.1
  */
+/* No native methods here, but the constants are needed in the supporting JNI code */
+@GenerateNativeHeader
 public class ActionEvent extends AWTEvent {
 
     /**