com.cafesoft.cams.auth.callback
Class NamePasswordCallbackHandler

java.lang.Object
  |
  +--com.cafesoft.cams.auth.callback.NamePasswordCallbackHandler

All Implemented Interfaces:

CallbackHandler

public class NamePasswordCallbackHandler

extends Object

implements CallbackHandler

CallbackHandler interface for JAAS LoginModules that must prompt for input. Provides the specified username and password when prompted by the Callback.

Since:

11/8/01

Constructor Summary

NamePasswordCallbackHandler()
Create a new NamePasswordCallbackHandler (required Cams default constructor that is dynamically called by the authentication server).

NamePasswordCallbackHandler(String username, String password)
Create a new NamePasswordCallbackHandler (optional constructor used to facilitate testing).

Method Summary

void	handle(Callback[] callbacks) Retrieve or display the information requested in the provided Callbacks.
void	setPassword(String password) Set the password.
void	setUsername(String username) Set the username.

Methods inherited from class java.lang.Object

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

Constructor Detail

NamePasswordCallbackHandler

public NamePasswordCallbackHandler()

Create a new NamePasswordCallbackHandler (required Cams default constructor that is dynamically called by the authentication server).

NamePasswordCallbackHandler

public NamePasswordCallbackHandler(String username,
                                   String password)

Create a new NamePasswordCallbackHandler (optional constructor used to facilitate testing).

Parameters:

username - the username to provide when prompted.

password - the password to provide when prompted.

Method Detail

setUsername

public void setUsername(String username)

Set the username.

Parameters:

username - the username to be provided to a NameCallback.

setPassword

public void setPassword(String password)

Set the password.

Parameters:

password - the password to be provided to a PasswordCallback.

handle

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

Retrieve or display the information requested in the provided Callbacks. The handle method implementation checks the instance(s) of the Callback object(s) passed in to retrieve or display the requested information.

Specified by:

handle in interface CallbackHandler

Parameters:

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

Throws:

IOException - if an input or output error ocurrs

UnsupportedCallbackException - if the implementation of this method does not support one or more of the Callbacks specified in the callbacks parameter