ssm框架代码

package com.zhongruan.controller;

import com.zhongruan.bean.User;
import com.zhongruan.dao.IUserDao;
import com.zhongruan.service.IUserService;
import com.zhongruan.service.impl.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import java.util.List;
@Controller
public class UserController {
@Autowired
private IUserService userService;
@RequestMapping("/findAll.do")
public ModelAndView findAll(){

    List<User> users = userService.findAll ();
    ModelAndView modelAndView = new ModelAndView ();
    modelAndView.setViewName ("allUser.jsp");
    modelAndView.addObject ("users",users);
    return modelAndView;
}
@RequestMapping("/login.do")
public  String login(User user){

    Boolean flag = userService.login (user.getUsername (),user.getPassword ());
    if (flag){
        return "redirect:/findAll.do";
    }else {
        return "failure.jsp";
    }
}
@RequestMapping("/delete.do")

public String deleteById(int id){
userService.deletById (id);
return “redirect:/findAll.do”;
}
@RequestMapping(“insert.do”)
public String insert(User user){
userService.insert (user);
return “redirect:/findAll.do”;
}
@RequestMapping(“update.do”)
public String update(User user){
userService.updateById (user);
return “redirect:/findAll.do”;
}

//public String getUser(int id, HttpServletRequest request, Model model){
// request.setAttribute (“user”,userService.findByID(id));
//model.addAttribute (“user”,userService.findByID (id);
//}
@RequestMapping(“toupdate.do”)
public ModelAndView toupdate(User user){

User users = userService.findByID(user.getId ());
System.out.println (toString ().toString ());

ModelAndView modelAndView = new ModelAndView ();
modelAndView.setViewName ("updateUser.jsp");
modelAndView.addObject ("users",users);
return modelAndView;

}
}