Dave, There isn't a method that does this. You could write one using the HttpSessionBindingListener by adding/deleting the session id from a list when it is bound/unbound. Out of curiousity, what are you planning to use this information for?
Post by:autobot
Why is the word "abbreviation" so long? And this ad is so short?
a bit of art, as a gift, the permaculture playing cards