org.kuali.rice.krad.web.session

Class NonSerializableSessionListener

java.lang.Object

org.kuali.rice.krad.web.session.NonSerializableSessionListener

All Implemented Interfaces:

EventListener, javax.servlet.http.HttpSessionAttributeListener

public class NonSerializableSessionListener
extends Object
implements javax.servlet.http.HttpSessionAttributeListener

A session listener that detects when a non-serializable attributes is added to session.

Constructor Summary

Constructors

Constructor and Description
NonSerializableSessionListener()

Method Summary

Modifier and Type	Method and Description
void	attributeAdded(javax.servlet.http.HttpSessionBindingEvent se)
void	attributeRemoved(javax.servlet.http.HttpSessionBindingEvent se)
void	attributeReplaced(javax.servlet.http.HttpSessionBindingEvent se)
protected void	checkSerialization(javax.servlet.http.HttpSessionBindingEvent se, String action) Tests whether the attribute value is serializable and logs an error if it isn't.

Methods inherited from class java.lang.Object

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

Constructor Detail

NonSerializableSessionListener

public NonSerializableSessionListener()

Method Detail

attributeAdded

public void attributeAdded(javax.servlet.http.HttpSessionBindingEvent se)

Specified by:

attributeAdded in interface javax.servlet.http.HttpSessionAttributeListener

attributeRemoved

public void attributeRemoved(javax.servlet.http.HttpSessionBindingEvent se)

Specified by:

attributeRemoved in interface javax.servlet.http.HttpSessionAttributeListener

attributeReplaced

public void attributeReplaced(javax.servlet.http.HttpSessionBindingEvent se)

Specified by:

attributeReplaced in interface javax.servlet.http.HttpSessionAttributeListener

checkSerialization

protected void checkSerialization(javax.servlet.http.HttpSessionBindingEvent se,
                                  String action)

Tests whether the attribute value is serializable and logs an error if it isn't. Note, this can be expensive so we avoid it in production environments.

Parameters:

se - the session binding event

action - the listener event for logging purposes (added or replaced)