org.ow2.jonas.security.auth.callback
Class DialogCallbackHandler

java.lang.Object
  org.ow2.jonas.security.auth.callback.DialogCallbackHandler

All Implemented Interfaces:

javax.security.auth.callback.CallbackHandler

public class DialogCallbackHandler
extends java.lang.Object
implements javax.security.auth.callback.CallbackHandler

Uses a Swing dialog window to query the user for answers to authentication questions. This can be used by a JAAS application to instantiate a CallbackHandler

Author:

Jeremie Laurent, Yann Petiot, Frederic Rinaldi, Florent Benoit. Integration in the JOnAS 3.1.2 tree

Constructor Summary

DialogCallbackHandler()
The constructor to create a callback dialog with the default parent window.

DialogCallbackHandler(java.lang.String title)
The constructor to create a callback dialog with the default parent window.

DialogCallbackHandler(java.lang.String title, java.lang.String username, java.lang.String password)
The constructor to create a callback dialog with the default parent window.

DialogCallbackHandler(java.lang.String title, java.lang.String username, java.lang.String password, java.lang.String loginButton, java.lang.String cancelButton, int usernameLength, int passwordLength, char echoChar)
The constructor to create a callback dialog with the default parent window.

Method Summary

void	handle(javax.security.auth.callback.Callback[] callbacks) Invoke an array of Callbacks.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DialogCallbackHandler

public DialogCallbackHandler()

The constructor to create a callback dialog with the default parent window.

DialogCallbackHandler

public DialogCallbackHandler(java.lang.String title)

The constructor to create a callback dialog with the default parent window.

Parameters:

title - the title of the dialog box

DialogCallbackHandler

public DialogCallbackHandler(java.lang.String title,
                             java.lang.String username,
                             java.lang.String password)

The constructor to create a callback dialog with the default parent window.

Parameters:

title - the title of the dialog box

username - the label of the username label

password - the label of the password label

DialogCallbackHandler

public DialogCallbackHandler(java.lang.String title,
                             java.lang.String username,
                             java.lang.String password,
                             java.lang.String loginButton,
                             java.lang.String cancelButton,
                             int usernameLength,
                             int passwordLength,
                             char echoChar)

The constructor to create a callback dialog with the default parent window.

Parameters:

title - the title of the dialog box

username - the label of the username label

password - the label of the password label

loginButton - the label of the login button

cancelButton - the label of the cancel button

usernameLength - the length of the username field

passwordLength - the length of the password field

echoChar - the character to display when entering the password implies that echoCharOn = true

Method Detail

handle

public void handle(javax.security.auth.callback.Callback[] callbacks)
            throws java.io.IOException,
                   javax.security.auth.callback.UnsupportedCallbackException

Invoke an array of Callbacks.

Specified by:

handle in interface javax.security.auth.callback.CallbackHandler

Parameters:

callbacks - an array of Callback objects which contain the information requested by an underlying security service to be retrieved or displayed.

Throws:

java.io.IOException - if an input or output error occurs.

javax.security.auth.callback.UnsupportedCallbackException - if the implementation of this method does not support one or more of the Callbacks specified in the callbacks parameter.