visitorcontroller
@RequestMapping("/eventreg.htm")
	public ModelAndView registerVisitor(HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		if(request==null || response==null)
		{
			log.info("Request or Response failed for REGISTERVISITOR METHOD..");
			throw new FERSGenericException("Error in Transaction, Please re-Try. for more information check Logfile in C:\\FERSLOG folder", new NullPointerException());
		}

		HttpSession session=request.getSession();
		Visitor visitor=(Visitor)session.getAttribute("VISITOR");
		int eventid=Integer.parseInt(request.getParameter("eventId"));

		log.info("Visitor registered for the event :"+eventid);

		ModelAndView mv=new ModelAndView();

		VisitorFacade vServiceImpl=new VisitorServiceImpl();
		EventFacade serviceImpl=new EventServiceImpl();

		boolean regStatus=serviceImpl.checkEventsofVisitor(visitor, eventid);

		log.info("Status of the visitor for the event :"+regStatus);

		if(regStatus==false)
		{
			vServiceImpl.RegisterVisitor(visitor, eventid);
		log.info("Visitor succesfully registed for event :"+eventid);
		}
		else
		{
			mv.addObject("RegError", "User already Registered for the EVENT !!");
		}

		List<Event> regList=new ArrayList<Event>();
		regList=vServiceImpl.showRegisteredEvents(visitor);

		List<Event> eventList=new ArrayList<Event>();

		eventList=serviceImpl.getAllEvents();


		mv.addObject("visitor",visitor);
		mv.addObject("allEvents",eventList);
		mv.addObject("regEvents",regList);
		mv.setViewName("/visitormain.jsp");
		return mv;

	}

	/**
	 * <br/>
	 * METHOD DESCRIPTION:<br/>
	 * The method will update account details of the visitor and logout the visitor
	 * and to force the visitor to re-login and confirm the updated account details
	 * and new password.<br/>
	 *
	 * @param request (type HttpServletRequest)
	 * @param response (type HttpServletResponse)
	 *
	 * @return ModelAndView
	 *
	 * @throws FERSGenericException
	 *
	 */

	@RequestMapping("/updateVisitor.htm")
	public ModelAndView updateVisitor(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		System.out.println("inside update visitor");
		if(request==null || response==null)
		{
			log.info("Request or Response failed for UPDATEVISITOR METHOD..");
			throw new FERSGenericException("Error in Transaction, Please re-Try. for more information check Logfile in C:\\FERSLOG folder", new NullPointerException());
		}

		HttpSession session=request.getSession();
		Visitor visitor=(Visitor)session.getAttribute("VISITOR");

		log.info("Updating visitor details with VisitorID :"+visitor.getVisitorId()+" "+visitor.getPassword());

		String username=request.getParameter("username");
		//String password=request.getParameter("password");
		String firstname=request.getParameter("firstname");
		String lastname=request.getParameter("lastname");
		String email=request.getParameter("email");
		String phoneno=request.getParameter("phoneno");
		String address=request.getParameter("address");

		visitor.setFirstName(firstname);
		visitor.setLastName(lastname);
		visitor.setUserName(username);
		//visitor.setPassword(password);
		visitor.setEmail(email);
		visitor.setPhoneNumber(phoneno);
		visitor.setAddress(address);

		VisitorFacade vServiceImpl=new VisitorServiceImpl();
		int status=vServiceImpl.updateVisitorDetails(visitor);

		log.info("Number of Visitor records updated is :"+status);

		ModelAndView mv=new ModelAndView();

		if(status>0)
		{
			mv.addObject("status","success");
			mv.setViewName("/updateVisitor.jsp");
		}
		else
		{
			mv.addObject("updatestatus", "Error in updation.. Please Check fields and retry");
			mv.setViewName("/updateVisitor.jsp");
		}
		return mv;
	}

	/**
	 * <br/>
	 * METHOD DESCRIPTION: <br/>
	 * The method is to unregisters a visitor from an event within the visitormain.jsp
	 * page and the seats will be released. The visitormain.jsp page is then refreshed
	 * to confirm the updates. <br/>
	 *
	 * @param request (type HttpServletRequest)
	 * @param response (type HttpServletResponse)
	 *
	 * @return ModelAndView
	 *
	 * @throws FERSGenericException
	 *
	 */

	@RequestMapping("/eventunreg.htm")
	public ModelAndView unregisterEvent(HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		if(request==null || response==null)
		{
			log.info("Request or Response failed for UNREGISTEREVENT METHOD..");
			throw new FERSGenericException("Error in Transaction, Please re-Try. for more information check Logfile in C:\\FERSLOG folder", new NullPointerException());
		}

		HttpSession session=request.getSession();
		Visitor visitor=(Visitor)session.getAttribute("VISITOR");
		int eventid=Integer.parseInt(request.getParameter("eventId"));

		log.info("Unregistering for the event :"+eventid);

		VisitorFacade vServiceImpl=new VisitorServiceImpl();
		vServiceImpl.unregisterEvent(visitor, eventid);



		List<Event> regList=new ArrayList<Event>();
		regList=vServiceImpl.showRegisteredEvents(visitor);

		List<Event> eventList=new ArrayList<Event>();
		EventFacade serviceImpl=new EventServiceImpl();

		serviceImpl.updateEventDeletions(eventid);

		log.info("Seats allocated for the event are released :"+eventid);

		eventList=serviceImpl.getAllEvents();



		ModelAndView mv=new ModelAndView();
		mv.addObject("visitor",visitor);
		mv.addObject("allEvents",eventList);
		mv.addObject("regEvents",regList);
		mv.setViewName("/visitormain.jsp");
		return mv;
	}


	@RequestMapping("/changePWD.htm")
	public ModelAndView changePWD(HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		if(request==null || response==null)
		{
			log.info("Request or Response failed for UNREGISTEREVENT METHOD..");
			throw new FERSGenericException("Error in Transaction, Please re-Try. for more information check Logfile in C:\\FERSLOG folder", new NullPointerException());
		}
		HttpSession session=request.getSession();
		Visitor visitor=(Visitor)session.getAttribute("VISITOR");

		log.info("Updating visitor details with VisitorID :"+visitor.getVisitorId());
		String password=request.getParameter("password");
		visitor.setPassword(password);
		VisitorFacade vServiceImpl=new VisitorServiceImpl();
		int status=vServiceImpl.updateVisitorDetails(visitor);

		log.info("password changed"+status);

		ModelAndView mv=new ModelAndView();

		if(status>0)
		{
			mv.addObject("status","success");
			mv.setViewName("/changePWD.jsp");
		}
		else
		{
			mv.addObject("passwordstatus", "Error in updation.. Please Check field and retry");
			mv.setViewName("/changePWD.jsp");
		}
		return mv;
	}
event controller

	@RequestMapping("/catalog.htm")

	public ModelAndView getAvailableEvents(HttpServletRequest request,
			HttpServletResponse response) throws Exception {

		if(request==null || response==null)
		{
			log.info("request or response not valid in GETAVAILABLEEVENTS METHOD ");
			throw new FERSGenericException("Error in Transaction, Please re-Try. for more information check Logfile in C:\\FERSLOG folder", new NullPointerException());
		}

		List<Event> eventList=new ArrayList<Event>();
		EventFacade serviceImpl=new EventServiceImpl();

		eventList=serviceImpl.getAllEvents();

		log.info("All Events are listed :"+eventList);

		ModelAndView mv=new ModelAndView();
		mv.addObject("allEvents",eventList);
		mv.setViewName("/eventCatalog.jsp");
		return mv;
	}