Spring Mvc+Mybatis框架组合增删改查

package controller; import java.util.List; import javax.annotation.Resource; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import entity.UserInfo; import service.UserInfoService; @Controller public class UserinfoController { @Resource private UserInfoService userinfoservice; @RequestMapping("/login") public String login(UserInfo userinfo){ UserInfo user=userinfoservice.login(userinfo); System.out.println(userinfo.getUsername()); System.out.println(userinfo.getUserpsw()); if(user!=null){ return "success"; } return "fail"; } @RequestMapping("/findAll") public String findAll(ModelMap datamap){ List<UserInfo> list=(List<UserInfo>) userinfoservice.findAll(); datamap.put("userinfos", list); return "forward:/success.jsp"; } @RequestMapping("/add") public String add(UserInfo userinfo){ if(userinfo!=null){ userinfoservice.add(userinfo); return "redirect:/findAll"; } return "fail"; } @RequestMapping("/delete") public String deleteUser(Integer userinfoid){ userinfoservice.deleteUser(userinfoid); return "redirect:/findAll"; } @RequestMapping("/toUpdate") public String toUpdate(Integer userinfoid,ModelMap datamap){ UserInfo userinfo=userinfoservice.selectById(userinfoid); datamap.put("userinfo",userinfo); return "forward:/update.jsp"; } @RequestMapping("/update") public String update(UserInfo userinfo){ userinfoservice.updateUser(userinfo); return "redirect:/findAll"; } }