org.acegisecurity.concurrent
Class SessionRegistryImpl

java.lang.Object
  org.acegisecurity.concurrent.SessionRegistryImpl

All Implemented Interfaces:

EventListener, SessionRegistry, ApplicationListener

public class SessionRegistryImpl
extends Object
implements SessionRegistry, ApplicationListener

Base implementation of SessionRegistry which also listens for HttpSessionDestroyedEvents published in the Spring application context.

NB: It is important that you register the HttpSessionEventPublisher in web.xml so that this class is notified of sessions that expire.

Version:

$Id: SessionRegistryImpl.java,v 1.2 2005/11/17 00:55:56 benalex Exp ${date}

Author:

Ben Alex

Constructor Summary

SessionRegistryImpl()

Method Summary

SessionInformation[]	getAllSessions(Object principal) Obtains all the known sessions for the specified principal.
SessionInformation	getSessionInformation(String sessionId) Obtains the session information for the specified sessionId.
void	onApplicationEvent(ApplicationEvent event)
void	refreshLastRequest(String sessionId) Updates the given sessionId so its last request time is equal to the present date and time.
void	registerNewSession(String sessionId, Object principal) Registers a new session for the specified principal.
void	removeSessionInformation(String sessionId) Deletes all the session information being maintained for the specified sessionId.

Methods inherited from class java.lang.Object

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

Constructor Detail

SessionRegistryImpl

public SessionRegistryImpl()

Method Detail

getAllSessions

public SessionInformation[] getAllSessions(Object principal)

Description copied from interface: SessionRegistry

Obtains all the known sessions for the specified principal. Sessions that have expired or destroyed are not returned.

Specified by:

getAllSessions in interface SessionRegistry

Parameters:

principal - to locate sessions for (should never be null)

Returns:

the unexpired and undestroyed sessions for this principal, or null if none were found

getSessionInformation

public SessionInformation getSessionInformation(String sessionId)

Description copied from interface: SessionRegistry

Obtains the session information for the specified sessionId. Even expired sessions are returned (although destroyed sessions are never returned).

Specified by:

getSessionInformation in interface SessionRegistry

Parameters:

sessionId - to lookup (should never be null)

Returns:

the session information, or null if not found

onApplicationEvent

public void onApplicationEvent(ApplicationEvent event)

Specified by:

onApplicationEvent in interface ApplicationListener

refreshLastRequest

public void refreshLastRequest(String sessionId)

Description copied from interface: SessionRegistry

Updates the given sessionId so its last request time is equal to the present date and time. Silently returns if the given sessionId cannot be found or the session is marked to expire.

Specified by:

refreshLastRequest in interface SessionRegistry

Parameters:

sessionId - for which to update the date and time of the last request (should never be null)

registerNewSession

public void registerNewSession(String sessionId,
                               Object principal)
                        throws SessionAlreadyUsedException

Description copied from interface: SessionRegistry

Registers a new session for the specified principal. The newly registered session will not be marked for expiration.

Specified by:

registerNewSession in interface SessionRegistry

Parameters:

sessionId - to associate with the principal (should never be null)

principal - to associate with the session (should never be null)

Throws:

SessionAlreadyUsedException - DOCUMENT ME!

removeSessionInformation

public void removeSessionInformation(String sessionId)

Description copied from interface: SessionRegistry

Deletes all the session information being maintained for the specified sessionId. If the sessionId is not found, the method gracefully returns.

Specified by:

removeSessionInformation in interface SessionRegistry

Parameters:

sessionId - to delete information for (should never be null)