Module java.base

Package javax.security.auth.callback

This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).
Since:
1.4
  • Interface Summary 
    Interface Description
    Callback
    Implementations of this interface are passed to a CallbackHandler, allowing underlying security services the ability to interact with a calling application to retrieve specific authentication data such as usernames and passwords, or to display certain information, such as error and warning messages.
    CallbackHandler
    An application implements a CallbackHandler and passes it to underlying security services so that they may interact with the application to retrieve specific authentication data, such as usernames and passwords, or to display certain information, such as error and warning messages.
  • Class Summary 
    Class Description
    ChoiceCallback
    Underlying security services instantiate and pass a ChoiceCallback to the handle method of a CallbackHandler to display a list of choices and to retrieve the selected choice(s).
    ConfirmationCallback
    Underlying security services instantiate and pass a ConfirmationCallback to the handle method of a CallbackHandler to ask for YES/NO, OK/CANCEL, YES/NO/CANCEL or other similar confirmations.
    LanguageCallback
    Underlying security services instantiate and pass a LanguageCallback to the handle method of a CallbackHandler to retrieve the Locale used for localizing text.
    NameCallback
    Underlying security services instantiate and pass a NameCallback to the handle method of a CallbackHandler to retrieve name information.
    PasswordCallback
    Underlying security services instantiate and pass a PasswordCallback to the handle method of a CallbackHandler to retrieve password information.
    TextInputCallback
    Underlying security services instantiate and pass a TextInputCallback to the handle method of a CallbackHandler to retrieve generic text information.
    TextOutputCallback
    Underlying security services instantiate and pass a TextOutputCallback to the handle method of a CallbackHandler to display information messages, warning messages and error messages.
  • Exception Summary 
    Exception Description
    UnsupportedCallbackException
    Signals that a CallbackHandler does not recognize a particular Callback.