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How to Tell if a Session Attribute No Longer Exists  RSS feed

 
Steve Dyke
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I have a filter that checks for session time out and displays a time out message accordingly.

Is there a way to use a filter to check for class instances assigned to session attributes to do the same?
 
William Brogden
Author and all-around good cowpoke
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How would you do that inside a servlet?

(hint)
Bill
 
Don't get me started about those stupid light bulbs.
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