Originally posted by vitesse wei:
If you implement the serialization for attributes,when session was migrated to another JVM,those attribute will automatically be serialized the deserialized,you do not need to worry about it,but if you do not implement the serialization for you attributes,then you can use this listener to notified your attribute,and they can get ready before they are migrated and after they are migrated,the listener is a work-around for attribute serialization.
hope help you.