Spring+SpringMVC+Mybatis+jsp之简单的增删改查Demo

package com.weixin.controller; import java.util.List; 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 com.weixin.model.User; import com.weixin.service.UserService; @Controller public class UserController { @Autowired UserService userService; @RequestMapping("/showUser") public String show(Model model){ List<User> list = userService.queryAll(); model.addAttribute("list", list); return "showUser"; } @RequestMapping("/toAdd") public String add(){ return "add"; } @RequestMapping("/addUser") public String addUser(User user){ userService.addUser(user); return "redirect:showUser"; } @RequestMapping("/toDelete") public String deleteUser(int id){ userService.deleteUser(id); return "redirect:showUser"; } @RequestMapping("/tofindId") public String findUserId(int id,Model model){ User user = userService.findUserById(id); model.addAttribute("user", user); return "update"; } @RequestMapping("/update") public String updateUser(User user){ userService.updateUser(user); return "redirect:showUser"; } }