java框架SSM项目案例

package com.DriverSchoolSSM.controller; import java.util.List; import javax.annotation.Resource; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import com.DriverSchoolSSM.biz.DriverschoolBiz; import com.DriverSchoolSSM.entity.Cityarea; import com.DriverSchoolSSM.entity.Driverschool; @Controller public class DriverschoolController { @Resource private DriverschoolBiz driverschoolBiz; /** * 首页查询 * @param model * @return */ @RequestMapping(value="/findAllDriver.html") public String findAllDriver(Model model){ List<Driverschool> listDriverschool = driverschoolBiz.findAllDriver(); List<Cityarea> listCityarea = driverschoolBiz.findAllCityarea(); model.addAttribute("listDriverschool", listDriverschool); model.addAttribute("listCityarea", listCityarea); return "index"; } /** * 首页根据城区id查询 * @param model * @return */ @RequestMapping(value="/findDriver.html",method=RequestMethod.POST) public String findDriver(Model model,Integer id){ List<Driverschool> listDriverschool = null; if(id==null){//id等于0查询所有 listDriverschool = driverschoolBiz.findAllDriver(); }else if(id!=0){ listDriverschool = driverschoolBiz.findByCityarea(id); } List<Cityarea> listCityarea = driverschoolBiz.findAllCityarea(); model.addAttribute("listDriverschool", listDriverschool); model.addAttribute("listCityarea", listCityarea); return "index"; } /** * 进入修改页面 * @param id * @param model * @return */ @RequestMapping(value="/findByIdDriver.html") public String findByIdDriver(@ModelAttribute Driverschool d, Model model){ System.out.println("是"+d.getId()); Driverschool driverschool = driverschoolBiz.findByIdDriver(d); List<Cityarea> listCityarea = driverschoolBiz.findAllCityarea(); model.addAttribute("driverschool", driverschool); model.addAttribute("listCityarea", listCityarea); return "update"; //return null; } /** * 修改后返回查询首页信息 * @param driverschool * @return */ @RequestMapping(value="/update.html",method=RequestMethod.POST) public String update(@ModelAttribute Driverschool driverschool){ System.out.println("城区"+driverschool.getCityarea().getId()); driverschoolBiz.updateDriver(driverschool); return "redirect:findAllDriver.html"; } }