src/java.base/share/classes/javax/security/auth/callback/Callback.java

@@ -38,10 +38,11 @@
  * {@code Callback} implementations simply provide the means
  * to pass such requests to applications, and for applications,
  * if appropriate, to return requested information back to the
  * underlying security services.
  *
+ * @since 1.4
  * @see javax.security.auth.callback.CallbackHandler
  * @see javax.security.auth.callback.ChoiceCallback
  * @see javax.security.auth.callback.ConfirmationCallback
  * @see javax.security.auth.callback.LanguageCallback
  * @see javax.security.auth.callback.NameCallback