com.sun.enterprise.security.auth.login

Class LoginCallbackHandler

java.lang.Object

com.sun.enterprise.security.auth.login.LoginCallbackHandler

All Implemented Interfaces:

CallbackHandler

public class LoginCallbackHandler
extends Object
implements CallbackHandler

This is the default callback handler provided by the application client container. The container tries to use the application specified callback handler (if provided). If there is no callback handler or if the handler cannot be instantiated then this default handler is used. Note: User-defined Callback Handlers which intend to indicate cancel status must extend this class and set the ThreadLocal cancelStatus.

Field Summary

Fields

Modifier and Type	Field and Description
protected ThreadLocal<Boolean>	cancelStatus

Constructor Summary

Constructors

Constructor and Description
LoginCallbackHandler()
LoginCallbackHandler(boolean gui)

Method Summary

Modifier and Type	Method and Description
boolean	getCancelStatus() Check whether the authentication was cancelled by the user.
void	handle(Callback[] callbacks) This is the callback method called when authentication data is required.

Methods inherited from class java.lang.Object

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

Field Detail

cancelStatus

protected ThreadLocal<Boolean> cancelStatus

Constructor Detail

LoginCallbackHandler

public LoginCallbackHandler()

LoginCallbackHandler

public LoginCallbackHandler(boolean gui)

Method Detail

getCancelStatus

public boolean getCancelStatus()

Check whether the authentication was cancelled by the user.

Returns:

boolean indicating whether the authentication was cancelled.

handle

public void handle(Callback[] callbacks)
            throws IOException,
                   UnsupportedCallbackException

This is the callback method called when authentication data is required. It either pops up a dialog box to request authentication data or use text input.

Specified by:

handle in interface CallbackHandler

Parameters:

the - callback object instances supported by the login module.

Throws:

IOException

UnsupportedCallbackException