JavaEE企業(yè)級項(xiàng)目開發(fā)（第3版）課件 微課9-3：任務(wù)9.1 新增入校報備信息

主講人：蔣衛(wèi)祥延遲符任務(wù)9.1新增入校報備信息JSON交互與RESTful支持實(shí)體類Mapper接口Mapper映射文件服務(wù)層控制層視圖層延遲符新增入校報備信息—設(shè)計(jì)步驟新增入校報備信息延遲符1．實(shí)體類@DatapublicclassEnrollmentregistrationimplementsSerializable{privateintid;privateStringreporter;//報備人privateStringdepartment;//對接部門

privateDateadmissionTime;//入校時間

privateStringis_Driving;//是否自駕privateStringnumberPlate;//車牌privateStringreson;//入校事由

//校外人員列表

privateList<Offcampusinfo>offcampusinfoList;

}@DatapublicclassOffcampusinfoimplementsSerializable{privateintid;privateStringname;//姓名privateStringunit;//單位privateStringidNumber;//身份證號privateStringphone;//手機(jī)號privateEnrollmentregistrationenrollmentregistration;privateintenrollmentId;}新增入校報備信息延遲符2.Mapper接口@MapperpublicinterfaceEnrollmentregistrationMapper{//查詢所有入校報備信息publicList<Enrollmentregistration>selectAllEnrollmentregistration();//新增入校報備信息publicvoidsaveEnrollmentregistration(Enrollmentregistrationenrollmentregistration);}入校報備信息Mapper接口：EnrollmentregistrationMapper.java校外人員信息Mapper接口：OffcampusinfoMapper.java@MapperpublicinterfaceOffcampusinfoMapper{publicvoidsaveOffcampusinfo(Offcampusinfooffcampusinfo);}新增入校報備信息延遲符3.Mapper映射文件<selectid="selectAllEnrollmentregistration"resultMap="enrollmentregistrationMap">select*fromtb_enrollmentregistration</select><insertid="saveEnrollmentregistration"parameterType="cn.js.ccit.pojo.Enrollmentregistration"useGeneratedKeys="true"><selectKeykeyProperty="id"resultType="int"order="AFTER">SELECTLAST_INSERT_ID()ASID</selectKey>insertintotb_enrollmentregistration(reporter,department,admissionTime,departureTime,is_Driving,numberPlate,reson)values(#{reporter},#{department},#{admissionTime},#{departureTime},#{is_Driving},#{numberPlate},#{reson})</insert>（1）入校報備映射文件：Enrollmentregistration.xml新增入校報備信息延遲符3.Mapper映射文件<resultMaptype="cn.js.ccit.pojo.Offcampusinfo"

id="offcampusinfoResultMapper"><idproperty="id"column="id"/><resultproperty="name"column="name"/>

……

<!--多對一映射：association--><associationproperty="enrollmentregistration"

javaType="cn.js.ccit.pojo.Enrollmentregistration"><idproperty="id"column="id"/>

…..

</association></resultMap><insertid="saveOffcampusinfo"parameterType="cn.js.ccit.pojo.Offcampusinfo">insertintotb_offcampusinfo(name,unit,idNumber,phone,enrollmentId)values(#{name},#{unit},#{idNumber},#{phone},#{enrollmentId})</insert>（2）校外人員映射文件：Offcampusinfo.xml新增入校報備信息延遲符4.服務(wù)層接口實(shí)現(xiàn)類publicinterfaceIEnrollmentregistrationService{

publicList<Enrollmentregistration>selectAllEnrollmentregistration();

publicvoidsaveEnrollmentregistration(Enrollmentregistrationenrollmentregistration);}@ServicepublicclassEnrollmentregistrationServiceimplementsIEnrollmentregistrationService{@AutowiredprivateEnrollmentregistrationMapperenrollmentregistrationMapper;

publicList<Enrollmentregistration>selectAllEnrollmentregistration(){returnenrollmentregistrationMapper.selectAllEnrollmentregistration();

}

publicvoidsaveEnrollmentregistration(Enrollmentregistrationenrollmentregistration){enrollmentregistrationMapper.saveEnrollmentregistration(enrollmentregistration);}}(1)入校報備信息服務(wù)層接口與實(shí)現(xiàn)類新增入校報備信息延遲符4.服務(wù)層接口實(shí)現(xiàn)類publicinterfaceIOffcampusinfoService{publicvoidsaveOffcampusinfo(Offcampusinfooffcampusinfo);}@ServicepublicclassOffcampusinfoServiceimplementsIOffcampusinfoService{@AutowiredprivateOffcampusinfoMapperoffcampusinfoMapper;

publicvoidsaveOffcampusinfo(Offcampusinfooffcampusinfo){offcampusinfoMapper.saveOffcampusinfo(offcampusinfo);}}(2)校外人員信息服務(wù)層接口與實(shí)現(xiàn)類新增入校報備信息延遲符5.控制層@Controller@RequestMapping("/enrollment")publicclassEnrollmentregistrationController{@AutowiredprivateIEnrollmentregistrationServiceenrollmentregistrationService;

@AutowiredprivateIOffcampusinfoServiceoffcampusinfoService;

@RequestMapping("/showAllEnrollmentReistration")publicStringlistAllEnrollmentRegistrations(HttpSessionsession){List<Enrollmentregistration>enrollmentregistrationList=enrollmentregistrationService.selectAllEnrollmentregistration();session.setAttribute("elist",enrollmentregistrationList);return"showEnrollmentRegistrations";}

@RequestMapping(value="/saveEnrollment",produces="application/json;charset=utf-8")@ResponseBodypublicReturnObjectsaveEnrollmentRegistration(@RequestBodyEnrollmentregistrationenrollmentRegistration){

ReturnObjectr=newReturnObject();//返回對象try{

enrollmentregistrationService.saveEnrollmentregistration(enrollmentRegistration);

for(Offcampusinfooffcampusinfo

:enrollmentRegistration.getOffcampusinfoList()){

offcampusinfo.setEnrollmentId(enrollmentRegistration.getId());offcampusinfoService.saveOffcampusinfo(offcampusinfo);