javax.servlet.http

Interface HttpSessionBindingListener

All Superinterfaces:

java.util.EventListener

All Known Implementing Classes:

DestructionListener

public interface HttpSessionBindingListener
extends java.util.EventListener

This listener lets session values know when they've been added to or removed from a session. This particularly useful when a session value needs to free resources at the session end.

Method Summary

Modifier and Type	Method and Description
void	valueBound(HttpSessionBindingEvent event) Called when the object is added to a session.
void	valueUnbound(HttpSessionBindingEvent event) Called when the object is removed from a session or the session is invalidated.

Method Detail

valueBound

void valueBound(HttpSessionBindingEvent event)

Called when the object is added to a session.

Parameters:

event - session event object

valueUnbound

void valueUnbound(HttpSessionBindingEvent event)

Called when the object is removed from a session or the session is invalidated.

Parameters:

event - session event object