How can my application get to know when a HttpSession is removed?

JSP Interview Questions and Answers

(Continued from previous question...)

64. How can my application get to know when a HttpSession is removed?

Define a Class HttpSessionNotifier which implements HttpSessionBindingListener and implement the functionality what you need in valueUnbound() method.
Create an instance of that class and put that instance in HttpSession.

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• How can my application get to know when a HttpSession is removed?