--- a/jdk/src/java.base/share/classes/javax/security/auth/callback/UnsupportedCallbackException.java	Tue May 30 15:48:54 2017 -0700
+++ b/jdk/src/java.base/share/classes/javax/security/auth/callback/UnsupportedCallbackException.java	Wed May 31 19:54:16 2017 -0700
@@ -29,6 +29,7 @@
  * Signals that a {@code CallbackHandler} does not
  * recognize a particular {@code Callback}.
  *
+ * @since 1.4
  */
 public class UnsupportedCallbackException extends Exception {