xu task3
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package com.hnucm.springboot.springboot1.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.File;
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import java.io.IOException;
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import java.util.UUID;
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@Controller
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public class LoginController {
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@RequestMapping("/login")
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public String login(){
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return "login.html";
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}
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@RequestMapping("/logincommit")
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public String logincommit(String username,String password){
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// todo -》 数据库中验证
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if (username.equals("admin") && password.equals("123456")){
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return "success.html";
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}
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return "fail.html";
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}
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@RequestMapping("/uploadcommit")
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public String uploadcommit(MultipartFile file) throws IOException {
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String filename = UUID.randomUUID().toString() +file.getOriginalFilename();
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File file1 = new File("D:/data/");
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file.transferTo(new File(file1,filename));
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return "success.html";
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}
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}
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package com.hnucm.springboot.springboot1.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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@Controller
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public class NewsController {
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@RequestMapping("/news/{newsid}")
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public String index(@PathVariable String newsid, Model model){
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model.addAttribute("newsid",newsid);
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return "news.html";
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}
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}
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package com.hnucm.springboot.springboot1.controller;
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import com.hnucm.springboot.springboot1.model.Person;
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import com.hnucm.springboot.springboot1.model.StuCard;
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import com.hnucm.springboot.springboot1.service.PersonService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.RequestMapping;
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//单表增删改查 多表 1对1 1对多 多对多 增删改 查（复杂）
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//1对1 person idcard(学生证) 外键
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@Controller
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public class PersonController {
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@Autowired
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private PersonService personService;
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@RequestMapping("/personpage")
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public String getPersonPage(Model model){
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model.addAttribute("personlist",personService.getAllPerson());
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return "personpage.html";
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}
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@RequestMapping("/addpersonpage")
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public String addpersonpage(){
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return "addperson.html";
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}
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@RequestMapping("/addpersoncommit")
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public String addpersoncommit(String name,int age,String stuid,String classname){
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Person person = new Person();
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person.setName(name);
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person.setAge(age);
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StuCard stuCard = new StuCard();
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stuCard.setClassname(classname);
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stuCard.setStuid(stuid);
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person.setStuCard(stuCard);
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personService.addPerson(person);
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return "redirect:/personpage";
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}
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@RequestMapping("/deleteperson")
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public String deleteperson(int id,int stuid){
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personService.deletePerson(id,stuid);
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return "redirect:/personpage";
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}
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@RequestMapping("/updatepersonpage")
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public String updatepersonpage(Person person,Model model){
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model.addAttribute("person",person);
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return "updateperson.html";
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}
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@RequestMapping("/updatepersoncommit")
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public String updatepersoncommit(Person person){
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personService.updatePerson(person);
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return "redirect:/personpage";
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}
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}
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package com.hnucm.springboot.springboot1.controller;
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import com.hnucm.springboot.springboot1.model.User;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.ResponseBody;
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import java.util.ArrayList;
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import java.util.List;
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@Controller
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public class TestController {
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//返回网页
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@RequestMapping("/test")
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public String index(Model model){
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//todo 数据库查询得到
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User user = new User();
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user.setId(1);
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user.setName("张三");
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user.setAge(20);
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List<User> userList = new ArrayList<>();
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for (int i = 0 ;i < 10; i ++){
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User user1 = new User();
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user1.setId(i);
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user1.setName("张三" + i);
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user1.setAge(20);
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userList.add(user1);
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}
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model.addAttribute("name","张三");
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model.addAttribute("user",user);
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model.addAttribute("userList",userList);
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return "test.html";
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}
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// ResponseBody 返回JSON数据 User对象转成JSON字符串返回 app端+小程序
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@ResponseBody
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@RequestMapping("/user")
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public User index1(){
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User user = new User();
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user.setId(1);
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user.setName("张三");
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user.setAge(20);
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return user;
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}
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}
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package com.hnucm.springboot.springboot1.dao;
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import com.hnucm.springboot.springboot1.model.Orders;
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import com.hnucm.springboot.springboot1.model.StuCard;
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import org.apache.ibatis.annotations.Mapper;
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import java.util.List;
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@Mapper
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public interface OrdersMapper {
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public List<Orders> findOrdersByPersonId(int personId);
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}
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@ -0,0 +1,16 @@
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package com.hnucm.springboot.springboot1.dao;
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import com.hnucm.springboot.springboot1.model.Person;
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import org.apache.ibatis.annotations.Mapper;
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import java.util.List;
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@Mapper
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public interface PersonMapper {
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public List<Person> getAllPersonStuCard();
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public List<Person> getAllPerson();
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//int 表示增加的条数
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public int addPerson(Person person);
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public int deletePerson(int id);
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public int updatePerson(Person person);
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}
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@ -0,0 +1,17 @@
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package com.hnucm.springboot.springboot1.dao;
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import com.hnucm.springboot.springboot1.model.Person;
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import com.hnucm.springboot.springboot1.model.StuCard;
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import org.apache.ibatis.annotations.Mapper;
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import java.util.List;
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@Mapper
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public interface StuCardMapper {
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//根据学生证的主键查询对应的学生证信息
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public StuCard getStuCardById(int id);
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//增加成功的条数
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public int addStuCard(StuCard stuCard);
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// 删除学生卡 根据id
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public int deleteStuCard(int id);
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}
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@Service
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public class PersonServiceImpl implements PersonService {
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@Autowired
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private PersonMapper personMapper2;
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private PersonMapper personMapper1;
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@Autowired
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StuCardMapper stuCardMapper2;
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StuCardMapper stuCardMapper1;
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@Override
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public List<Person> getAllPerson() {
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