基于SSM的框架配置增删改查操带完整的数据库

package com.it.controller; import com.it.pojo.User; import com.it.service.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 java.util.List; @Controller @RequestMapping("/user") public class UserController { @Autowired private UserService userService; // 查询所有用户 @RequestMapping("/allUsers") public String list(Model model) { List<User> users = userService.queryAllUsers(); model.addAttribute("list", users); return "allUsers"; } // 跳转到添加用户页面 @RequestMapping("/toAddUser") public String toAddUser() { return "addUser"; // 返回JSP页面名 } // 添加用户 @RequestMapping("/addUser") public String addUser(User user) { userService.addUser(user); return "redirect:/user/allUsers"; } // 跳转到修改用户页面 @RequestMapping("/toUpdateUser") public String toUpdateUser(int id, Model model) { User user = userService.queryUserById(id); model.addAttribute("user", user); return "updateUser"; } // 修改用户 @RequestMapping("/updateUser") public String updateUser(User user) { userService.updateUser(user); return "redirect:/user/allUsers"; } // 删除用户 @RequestMapping("/deleteUser") public String deleteUser(int id) { userService.deleteUserById(id); return "redirect:/user/allUsers"; } }