import javax.servlet.http.HttpSessionEvent; import javax.servlet.http.HttpSessionListener; import javax.servlet.annotation.WebListener; @WebListener public class SessionListenerEx implements HttpSessionListener { @Override public void sessionCreated(HttpSessionEvent se) { System.out.println("Session Created"); } @Override public void sessionDestroyed(HttpSessionEvent se) { System.out.println("Session Destroyed"); } }
import java.io.IOException; import java.io.PrintWriter; import javax.servlet.annotation.WebServlet; import javax.servlet.http.*; @WebServlet(urlPatterns = {"/SampleApp"}) public class SampleApp extends HttpServlet { @Override public void doGet(HttpServletRequest req, HttpServletResponse res)throws IOException{ System.out.println("About to create session"); HttpSession mySession = req.getSession(); try(PrintWriter out = res.getWriter()){ out.println(mySession.getId()); } System.out.println("About to invalidate session"); mySession.invalidate(); } }
Run
'SampleApp', you can observe the below messages in server console.
Info: About to create session Info: Session Created Info: About to invalidate session Info: Session Destroyed
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