The portal session, the portal session attributes are accessible however it is not possible to influence the
lifecycle of the session as it is managed by the portal.
author: Julien Viet version: $Revision: 8785 $
Returns a session attribute.
Parameters: name - the attribute name the attribute value or null if it is not found throws: IllegalArgumentException - if the attribute name is null
Update an attribute value. If the attribute value is null, then it is considered as a removal.
Parameters: name - the attribute name Parameters: attribute - the attribute value throws: IllegalArgumentException - if the attribute name is null