Write a HttpSessionListener class and override sessionDestroyed method the way you want.

Declare your listener class in web.xml like below.

<listener-class>
com.abc.geps.session.UserSessionListener
</listener-class>

Session Lister class template

public class UserSessionListener implements HttpSessionListener {
public UserSessionListener() {
}
public void sessionCreated(HttpSessionEvent event) {
System.out.println(“Session created");

}
public void sessionDestroyed(HttpSessionEvent event) {
// Your code goes here
}