net.sf.basedb.core.authentication
Class SimpleAuthenticator

java.lang.Object
  net.sf.basedb.core.authentication.SimpleAuthenticator

All Implemented Interfaces:

Authenticator

public class SimpleAuthenticator
extends Object
implements Authenticator

This class is an example implementation of the Authenticator interface that authenticates everyone as long as the login is the same as the password. This class should of course never be used in a real environment.

Version:

2.0

Author:

Nicklas

Last modified

$Date: 2009-04-06 14:52:39 +0200 (Mon, 06 Apr 2009) $

Constructor Summary

SimpleAuthenticator()
Create a new SimpleAuthenticator object.

Method Summary

AuthenticationInformation	authenticate(String login, String password) If login and password are equal the user is authenticated, otherwise an InvalidPasswordException is thrown.
void	init(String settings) There is nothing to initialise.
boolean	supportsExtraInformation() Always return FALSE.

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleAuthenticator

public SimpleAuthenticator()

Create a new SimpleAuthenticator object.

Method Detail

init

public void init(String settings)
          throws AuthenticationException

There is nothing to initialise.

Specified by:

init in interface Authenticator

Parameters:

settings - A string containing initialisation parameters

Throws:

AuthenticationException - If the parameters are invalid

supportsExtraInformation

public boolean supportsExtraInformation()

Always return FALSE.

Specified by:

supportsExtraInformation in interface Authenticator

Returns:

TRUE if additional information is returned, FALSE otherwise.

See Also:

AuthenticationInformation, Authenticator.authenticate(String,String)

authenticate

public AuthenticationInformation authenticate(String login,
                                              String password)
                                       throws UnknownLoginException,
                                              InvalidPasswordException,
                                              AuthenticationException

If login and password are equal the user is authenticated, otherwise an InvalidPasswordException is thrown.

Specified by:

authenticate in interface Authenticator

Parameters:

login - The login name for the user

password - The password for the user

Returns:

An AuthenticationInformation object

Throws:

UnknownLoginException - This exception may be thrown if the server doesn't know about the user. It is also possible for an implmentation to throw an AuthenticationException

InvalidPasswordException - This exception may be thrown if the password is invalid. It is also possible for an implementation to throw an AuthenticationException

AuthenticationException - This exception is thrown if the authentication fails