de.ipk_gatersleben.bit.bi.edal.primary_data.login

Class UserCallBackHandler

java.lang.Object

de.ipk_gatersleben.bit.bi.edal.primary_data.login.UserCallBackHandler

All Implemented Interfaces:

javax.security.auth.callback.CallbackHandler

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

The application implements the CallbackHandler. This application is text-based. Therefore it displays information to the user using the OutputStreams System.out and System.err, and gathers input from the user using the InputStream System.in.

Constructor Summary

Constructors

Constructor and Description
UserCallBackHandler(java.lang.String name, java.lang.String password)

Method Summary

Modifier and Type	Method and Description
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

UserCallBackHandler

public UserCallBackHandler(java.lang.String name,
                           java.lang.String password)

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.