Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.havoc.hotel.admin.controller; import com.havoc.hotel.admin.dao.BookingDAO; import com.havoc.hotel.admin.dao.UserDAO; import com.havoc.hotel.admin.entity.User; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; /** * * @author HYOJU */ @Controller public class DefaultController { @Autowired private UserDAO userDAO; @Autowired private BookingDAO bookingDAO; @RequestMapping(value = "/admin", method = RequestMethod.GET) public String login(ModelMap map) { System.out.println("Welcome"); return "admin/login"; } @RequestMapping(method = RequestMethod.POST, value = "checking") public String filter(HttpServletRequest req, HttpServletResponse res) { String username = req.getParameter("username"); String password = req.getParameter("password"); User user = userDAO.authenticate(username, password); if (user == null) { return "admin/login"; } else { HttpSession session = req.getSession(); session.setAttribute("username", username); if (user.getRoleId() == 1) { return "admin/dashboard/dashboard"; } else { return "admin/dashboard/dashboarduser"; } } } }