SbringBoot的整合项目

package com.yh.controller; import com.yh.model.User; import com.yh.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.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import javax.persistence.Id; import java.util.List; @Controller public class UserController { @Autowired UserService userService; //查询所有的信息 @GetMapping("all") public String all(Model model){ List<User> users = userService.findAll(); model.addAttribute("users",users); return "user"; } @RequestMapping("toAdd") public String addh() { return "add"; } // 添加信息 @RequestMapping("add") public String addUser(User user) { userService.addUser(user); return "redirect:all"; } // 主键查询,回显数据 @RequestMapping("findById") public String findById(Integer id,Model model){ User user=userService.findById(id); model.addAttribute("user", user); return "update"; } //修改数据信息 @RequestMapping("toUpdate/{id}") public String toUpdate(@PathVariable("id") Integer id, Model model){ User user= userService.findById(id); model.addAttribute("user",user); return "update"; } @RequestMapping("/update") public String update(User user){ userService.update(user); return "redirect:all"; } //删除信息 @RequestMapping("/delete/{id}") public String deleteById(@PathVariable("id") Integer id){ userService.deleteById(id); return "redirect:/all"; } }