@Override
 public void requestInitialized(ServletRequestEvent _sre) {
   _sre.getServletContext();
   _sre.getSource();
   //	  throw new UnsupportedOperationException("Not supported yet."); //To change body of
   // generated methods, choose Tools | Templates.
 }
 @Override
 public void requestInitialized(ServletRequestEvent sre) {
   sre.getServletContext().log("#####Request created#####");
 }
 /** @see ServletRequestListener#requestInitialized(ServletRequestEvent) */
 public void requestInitialized(ServletRequestEvent event) {
   ServletContext context = event.getServletContext();
   Integer num = (Integer) context.getAttribute("clickNum");
   context.setAttribute("clickNum", num + 1);
 }
 @Override
 public void requestDestroyed(ServletRequestEvent sre) {
   sre.getServletContext().log("#####Request destroyed#####");
 }