考试后台初始化提交

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.1.2.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>com.exam</groupId>
+    <artifactId>exam</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>examsystem</name>
+    <description>online examsystem project for Spring Boot</description>
+
+    <properties>
+        <java.version>1.8</java.version>
+    </properties>
+
+    <dependencies>
+        <!-- MyBatisX插件 -->
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>mybatis-plus-boot-starter</artifactId>
+            <version>3.1.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.6</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-jdbc</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <!--<dependency>-->
+            <!--<groupId>org.mybatis.spring.boot</groupId>-->
+            <!--<artifactId>mybatis-spring-boot-starter</artifactId>-->
+            <!--<version>1.3.2</version>-->
+        <!--</dependency>-->
+
+        <dependency>
+            <groupId>mysql</groupId>
+            <artifactId>mysql-connector-java</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>druid</artifactId>
+            <version>1.1.8</version>
+        </dependency>
+        <!-- 热部署模块 -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+            <optional>true</optional> <!-- 这个需要为 true 热部署才有效 -->
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-tx</artifactId>
+            <version>4.3.9.RELEASE</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>exam</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/com/exam/ExamsystemApplication.java

+package com.exam;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
+
+@SpringBootApplication()
+public class ExamsystemApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ExamsystemApplication.class, args);
+    }
+
+}
+

src/main/java/com/exam/MybatisPlusConfig.java

+package com.exam;
+
+import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+@EnableTransactionManagement
+@Configuration
+@MapperScan("com.exam.service.*.mapper*")
+public class MybatisPlusConfig {
+    /**
+     * 分页插件
+     * @return
+     */
+    @Bean
+    public PaginationInterceptor paginationInterceptor() {
+        return new PaginationInterceptor();
+    }
+}

src/main/java/com/exam/controller/AdminController.java

+package com.exam.controller;
+
+import com.exam.entity.Admin;
+import com.exam.entity.ApiResult;
+import com.exam.serviceimpl.AdminServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class AdminController {
+
+    private AdminServiceImpl adminService;
+    @Autowired
+    public AdminController(AdminServiceImpl adminService){
+        this.adminService = adminService;
+    }
+
+    @GetMapping("/admins")
+    public ApiResult findAll(){
+        System.out.println("查询全部");
+        return ApiResultHandler.success(adminService.findAll());
+    }
+
+    @GetMapping("/admin/{adminId}")
+    public ApiResult findById(@PathVariable("adminId") Integer adminId){
+        System.out.println("根据ID查找");
+        return ApiResultHandler.success(adminService.findById(adminId));
+    }
+
+    @DeleteMapping("/admin/{adminId}")
+    public ApiResult deleteById(@PathVariable("adminId") Integer adminId){
+        adminService.deleteById(adminId);
+        return ApiResultHandler.success();
+    }
+
+    @PutMapping("/admin/{adminId}")
+    public ApiResult update(@PathVariable("adminId") Integer adminId, Admin admin){
+        return ApiResultHandler.success(adminService.update(admin));
+    }
+
+    @PostMapping("/admin")
+    public ApiResult add(Admin admin){
+        return ApiResultHandler.success(adminService.add(admin));
+    }
+}

src/main/java/com/exam/controller/AnswerController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ApiResult;
+import com.exam.serviceimpl.AnswerServiceImpl;
+import com.exam.util.ApiResultHandler;
+import com.exam.vo.AnswerVO;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+
+
+@RestController
+public class AnswerController {
+
+    @Autowired
+    private AnswerServiceImpl answerService;
+
+    @GetMapping("/answers/{page}/{size}")
+    public ApiResult findAllQuestion(@PathVariable("page") Integer page, @PathVariable("size") Integer size){
+       Page<AnswerVO> answerVOPage = new Page<>(page,size);
+       IPage<AnswerVO> answerVOIPage = answerService.findAll(answerVOPage);
+       return ApiResultHandler.buildApiResult(200,"查询所有题库",answerVOIPage);
+
+    }
+}

src/main/java/com/exam/controller/ExamManageController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ApiResult;
+import com.exam.entity.ExamManage;
+import com.exam.serviceimpl.ExamManageServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class ExamManageController {
+
+    @Autowired
+    private ExamManageServiceImpl examManageService;
+
+    @GetMapping("/exams")
+    public ApiResult findAll(){
+        System.out.println("不分页查询所有试卷");
+        ApiResult apiResult;
+        apiResult = ApiResultHandler.buildApiResult(200, "请求成功！", examManageService.findAll());
+        return apiResult;
+    }
+
+    @GetMapping("/exams/{page}/{size}")
+    public ApiResult findAll(@PathVariable("page") Integer page, @PathVariable("size") Integer size){
+        System.out.println("分页查询所有试卷");
+        ApiResult apiResult;
+        Page<ExamManage> examManage = new Page<>(page,size);
+        IPage<ExamManage> all = examManageService.findAll(examManage);
+        apiResult = ApiResultHandler.buildApiResult(200, "请求成功！", all);
+        return apiResult;
+    }
+
+    @GetMapping("/exam/{examCode}")
+    public ApiResult findById(@PathVariable("examCode") Integer examCode){
+        System.out.println("根据ID查找");
+        ExamManage res = examManageService.findById(examCode);
+        if(res == null) {
+            return ApiResultHandler.buildApiResult(10000,"考试编号不存在",null);
+        }
+        return ApiResultHandler.buildApiResult(200,"请求成功！",res);
+    }
+
+    @DeleteMapping("/exam/{examCode}")
+    public ApiResult deleteById(@PathVariable("examCode") Integer examCode){
+        int res = examManageService.delete(examCode);
+        return ApiResultHandler.buildApiResult(200,"删除成功",res);
+    }
+
+    @PutMapping("/exam")
+    public ApiResult update(@RequestBody ExamManage exammanage){
+        int res = examManageService.update(exammanage);
+//        if (res == 0) {
+//            return ApiResultHandler.buildApiResult(20000,"请求参数错误");
+//        }
+        System.out.print("更新操作执行---");
+        return ApiResultHandler.buildApiResult(200,"更新成功",res);
+    }
+
+    @PostMapping("/exam")
+    public ApiResult add(@RequestBody ExamManage exammanage){
+        int res = examManageService.add(exammanage);
+        if (res ==1) {
+            return ApiResultHandler.buildApiResult(200, "添加成功", res);
+        } else {
+            return  ApiResultHandler.buildApiResult(400,"添加失败",res);
+        }
+    }
+
+    @GetMapping("/examManagePaperId")
+    public ApiResult findOnlyPaperId() {
+        ExamManage res = examManageService.findOnlyPaperId();
+        if (res != null) {
+            return ApiResultHandler.buildApiResult(200,"请求成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"请求失败",res);
+    }
+}

src/main/java/com/exam/controller/FillQuestionController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.FillQuestion;
+import com.exam.serviceimpl.FillQuestionServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class FillQuestionController {
+
+    @Autowired
+    private FillQuestionServiceImpl fillQuestionService;
+
+    @PostMapping("/fillQuestion")
+    public ApiResult add(@RequestBody FillQuestion fillQuestion) {
+        int res = fillQuestionService.add(fillQuestion);
+        if (res != 0) {
+            return ApiResultHandler.buildApiResult(200,"添加成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"添加失败",res);
+    }
+
+    @GetMapping("/fillQuestionId")
+    public ApiResult findOnlyQuestionId() {
+        FillQuestion res = fillQuestionService.findOnlyQuestionId();
+        return ApiResultHandler.buildApiResult(200,"查询成功",res);
+}
+}

src/main/java/com/exam/controller/ItemController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.PaperManage;
+import com.exam.service.PaperService;
+import com.exam.serviceimpl.FillQuestionServiceImpl;
+import com.exam.serviceimpl.JudgeQuestionServiceImpl;
+import com.exam.serviceimpl.MultiQuestionServiceImpl;
+import com.exam.util.ApiResultHandler;
+import com.exam.vo.Item;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+public class ItemController {
+
+    @Autowired
+    MultiQuestionServiceImpl multiQuestionService;
+
+    @Autowired
+    FillQuestionServiceImpl fillQuestionService;
+
+    @Autowired
+    JudgeQuestionServiceImpl judgeQuestionService;
+
+    @Autowired
+    PaperService paperService;
+
+
+
+    @PostMapping("/item")
+    public ApiResult ItemController(@RequestBody Item item) {
+        // 选择题
+        Integer changeNumber = item.getChangeNumber();
+        // 填空题
+        Integer fillNumber = item.getFillNumber();
+        // 判断题
+        Integer judgeNumber = item.getJudgeNumber();
+        //出卷id
+        Integer paperId = item.getPaperId();
+
+        // 选择题数据库获取
+        List<Integer>  changeNumbers = multiQuestionService.findBySubject(item.getSubject(), changeNumber);
+        if(changeNumbers==null){
+            return ApiResultHandler.buildApiResult(400,"选择题数据库获取失败",null);
+        }
+        for (Integer number : changeNumbers) {
+            PaperManage paperManage = new PaperManage(paperId,1,number);
+            int index = paperService.add(paperManage);
+            if(index==0)
+                return ApiResultHandler.buildApiResult(400,"选择题组卷保存失败",null);
+        }
+
+        // 填空题
+        List<Integer> fills = fillQuestionService.findBySubject(item.getSubject(), fillNumber);
+        if(fills==null)
+            return ApiResultHandler.buildApiResult(400,"填空题数据库获取失败",null);
+        for (Integer fillNum : fills) {
+            PaperManage paperManage = new PaperManage(paperId,2,fillNum);
+            int index = paperService.add(paperManage);
+            if(index==0)
+                return ApiResultHandler.buildApiResult(400,"填空题题组卷保存失败",null);
+        }
+        // 判断题
+        List<Integer> judges = judgeQuestionService.findBySubject(item.getSubject(), judgeNumber);
+        if(fills==null)
+            return ApiResultHandler.buildApiResult(400,"判断题数据库获取失败",null);
+        for (Integer judge : judges) {
+            PaperManage paperManage = new PaperManage(paperId,3,judge);
+            int index = paperService.add(paperManage);
+            if(index==0)
+                return ApiResultHandler.buildApiResult(400,"判断题题组卷保存失败",null);
+        }
+
+
+          return ApiResultHandler.buildApiResult(200,"试卷组卷成功",null);
+    }
+}

src/main/java/com/exam/controller/JudgeQuestionController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.JudgeQuestion;
+import com.exam.serviceimpl.JudgeQuestionServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class JudgeQuestionController {
+
+    @Autowired
+    private JudgeQuestionServiceImpl judgeQuestionService;
+
+    @PostMapping("/judgeQuestion")
+    public ApiResult add(@RequestBody JudgeQuestion judgeQuestion) {
+        int res = judgeQuestionService.add(judgeQuestion);
+        if (res != 0) {
+            return ApiResultHandler.buildApiResult(200,"添加成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"添加失败",res);
+    }
+
+    @GetMapping("/judgeQuestionId")
+    public ApiResult findOnlyQuestionId() {
+        JudgeQuestion res = judgeQuestionService.findOnlyQuestionId();
+        return  ApiResultHandler.buildApiResult(200,"查询成功",res);
+    }
+}

src/main/java/com/exam/controller/LoginController.java

+package com.exam.controller;
+
+import com.exam.entity.*;
+import com.exam.serviceimpl.LoginServiceImpl;
+import com.exam.util.ApiResultHandler;
+import com.exam.util.NetworkUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+
+
+@RestController
+public class LoginController {
+
+    @Autowired
+    private LoginServiceImpl loginService;
+
+    @PostMapping("/login")
+    public ApiResult login(@RequestBody Login login) {
+
+        Integer username = login.getUsername();
+        String password = login.getPassword();
+        Admin adminRes = loginService.adminLogin(username, password);
+        if (adminRes != null) {
+            return ApiResultHandler.buildApiResult(200, "请求成功", adminRes);
+        }
+
+        Teacher teacherRes = loginService.teacherLogin(username,password);
+        if (teacherRes != null) {
+            return ApiResultHandler.buildApiResult(200, "请求成功", teacherRes);
+        }
+        String usernameStu = login.getUsername().toString();
+        Student studentRes = loginService.studentLogin(usernameStu,password);
+        if (studentRes != null) {
+            return ApiResultHandler.buildApiResult(200, "请求成功", studentRes);
+        }
+
+        return ApiResultHandler.buildApiResult(400, "请求失败", null);
+    }
+
+    @PostMapping("/loginYh")
+    public ApiResult login(HttpServletRequest request) {
+        String ip = NetworkUtil.getIpAddr(request);
+        System.out.println("ip....."+ip);
+        Student studentRes = loginService.LoginYh(ip,ip);
+        if (studentRes != null) {
+            return ApiResultHandler.buildApiResult(200, "请求成功", studentRes);
+        }else{
+            Student student = new Student();
+            student.setStudentId(ip);
+            student.setStudentName("匿名");
+            student.setRole("2");
+            return ApiResultHandler.buildApiResult(200, "请求成功", student);
+
+        }
+    }
+}

src/main/java/com/exam/controller/MessageController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ApiResult;
+import com.exam.entity.Message;
+import com.exam.serviceimpl.MessageServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class MessageController {
+
+    @Autowired
+    private MessageServiceImpl messageService;
+
+    @GetMapping("/messages/{page}/{size}")
+    public ApiResult<Message> findAll(@PathVariable("page") Integer page, @PathVariable("size") Integer size) {
+        Page<Message> messagePage = new Page<>(page,size);
+        IPage<Message> all = messageService.findAll(messagePage);
+        return ApiResultHandler.buildApiResult(200,"查询所有留言",all);
+    }
+
+    @GetMapping("/message/{id}")
+    public ApiResult findById(@PathVariable("id") Integer id) {
+        Message res = messageService.findById(id);
+        return ApiResultHandler.buildApiResult(200,"根据Id查询",res);
+    }
+
+    @DeleteMapping("/message/{id}")
+    public int delete(@PathVariable("id") Integer id) {
+        int res = messageService.delete(id);
+        return res;
+    }
+
+    @PostMapping("/message")
+    public ApiResult add(@RequestBody Message message) {
+        int res = messageService.add(message);
+        if (res == 0) {
+            return ApiResultHandler.buildApiResult(400,"添加失败",res);
+        } else {
+            return ApiResultHandler.buildApiResult(200,"添加成功",res);
+        }
+    }
+}

src/main/java/com/exam/controller/MultiQuestionController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.MultiQuestion;
+import com.exam.serviceimpl.MultiQuestionServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class MultiQuestionController {
+
+    @Autowired
+    private MultiQuestionServiceImpl multiQuestionService;
+
+    @GetMapping("/multiQuestionId")
+    public ApiResult findOnlyQuestion() {
+        MultiQuestion res = multiQuestionService.findOnlyQuestionId();
+        return ApiResultHandler.buildApiResult(200,"查询成功",res);
+    }
+
+    @PostMapping("/MultiQuestion")
+    public ApiResult add(@RequestBody MultiQuestion multiQuestion) {
+        int res = multiQuestionService.add(multiQuestion);
+        if (res != 0) {
+
+            return ApiResultHandler.buildApiResult(200,"添加成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"添加失败",res);
+    }
+}

src/main/java/com/exam/controller/PaperController.java

+package com.exam.controller;
+
+import com.exam.entity.*;
+import com.exam.serviceimpl.FillQuestionServiceImpl;
+import com.exam.serviceimpl.JudgeQuestionServiceImpl;
+import com.exam.serviceimpl.MultiQuestionServiceImpl;
+import com.exam.serviceimpl.PaperServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.*;
+
+@RestController
+public class PaperController {
+
+    @Autowired
+    private PaperServiceImpl paperService;
+
+    @Autowired
+    private JudgeQuestionServiceImpl judgeQuestionService;
+
+    @Autowired
+    private MultiQuestionServiceImpl multiQuestionService;
+
+    @Autowired
+    private FillQuestionServiceImpl fillQuestionService;
+    @GetMapping("/papers")
+    public ApiResult<PaperManage> findAll() {
+       ApiResult res =  ApiResultHandler.buildApiResult(200,"请求成功",paperService.findAll());
+       return  res;
+    }
+
+    @GetMapping("/paper/{paperId}")
+    public Map<Integer, List<?>> findById(@PathVariable("paperId") Integer paperId) {
+        List<MultiQuestion> multiQuestionRes = multiQuestionService.findByIdAndType(paperId);   //选择题题库 1
+        //List<FillQuestion> fillQuestionsRes = fillQuestionService.findByIdAndType(paperId);     //填空题题库 2
+        //List<JudgeQuestion> judgeQuestionRes = judgeQuestionService.findByIdAndType(paperId);   //判断题题库 3
+        List<FillQuestion> fillQuestionsRes = new ArrayList<>();     //填空题题库 2
+        List<JudgeQuestion> judgeQuestionRes = new ArrayList<>();   //判断题题库 3
+        Map<Integer, List<?>> map = new HashMap<>();
+        map.put(1,multiQuestionRes);
+        map.put(2,fillQuestionsRes);
+        map.put(3,judgeQuestionRes);
+        return  map;
+    }
+
+    @PostMapping("/paperManage")
+    public ApiResult add(@RequestBody PaperManage paperManage) {
+        int res = paperService.add(paperManage);
+        if (res != 0) {
+            return ApiResultHandler.buildApiResult(200,"添加成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"添加失败",res);
+    }
+
+    public  List GetRandomList(List list, int count) {
+        List olist = new ArrayList<>();
+        if (list.size() <= count) {
+            return list;
+        } else {
+            Random random = new Random();
+            for (int i = 0 ;i<count;i++){
+                int intRandom = random.nextInt(list.size() - 1);
+                olist.add(list.get(intRandom));
+                list.remove(list.get(intRandom));
+            }
+            return olist;
+        }
+    }
+}

src/main/java/com/exam/controller/ReplayController.java

+package com.exam.controller;
+
+import com.exam.entity.ApiResult;
+import com.exam.entity.Replay;
+import com.exam.serviceimpl.ReplayServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+public class ReplayController {
+
+    @Autowired
+    private ReplayServiceImpl replayService;
+
+    @PostMapping("/replay")
+    public ApiResult add(@RequestBody Replay replay) {
+        int data = replayService.add(replay);
+        if (data != 0) {
+            return ApiResultHandler.buildApiResult(200,"添加成功！",data);
+        } else {
+            return ApiResultHandler.buildApiResult(400,"添加失败！",null);
+        }
+    }
+
+    @GetMapping("/replay/{messageId}")
+    public ApiResult findAllById(@PathVariable("messageId") Integer messageId) {
+        List<Replay> res = replayService.findAllById(messageId);
+        return ApiResultHandler.buildApiResult(200,"根据messageId查询",res);
+    }
+}

src/main/java/com/exam/controller/ScoreController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.*;
+import com.exam.serviceimpl.ScoreServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@RestController
+public class ScoreController {
+    @Autowired
+    private ScoreServiceImpl scoreService;
+
+    @GetMapping("/scores")
+    public ApiResult findAll() {
+        List<Score> res = scoreService.findAll();
+        return ApiResultHandler.buildApiResult(200,"查询所有学生成绩",res);
+    }
+//    分页
+    @GetMapping("/score/{page}/{size}/{studentId}")
+    public ApiResult findById(@PathVariable("page") Integer page, @PathVariable("size") Integer size, @PathVariable("studentId") String studentId) {
+        Page<Score> scorePage = new Page<>(page, size);
+        IPage<Score> res = scoreService.findById(scorePage, studentId);
+        return ApiResultHandler.buildApiResult(200, "根据ID查询成绩", res);
+    }
+
+//    不分页
+    @GetMapping("/score/{studentId}")
+        public ApiResult findById(@PathVariable("studentId") String studentId) {
+        List<Score> res = scoreService.findById(studentId);
+        if (!res.isEmpty()) {
+            return ApiResultHandler.buildApiResult(200, "根据ID查询成绩", res);
+        } else {
+            return ApiResultHandler.buildApiResult(400, "ID不存在", res);
+        }
+    }
+
+    // 个人统计
+    @GetMapping("/scoreTj/{studentId}")
+    public ApiResult findTjById(@PathVariable("studentId") String studentId) {
+        List<StudentScoreTj> listResult = new ArrayList<>();
+        StudentScoreTj res = scoreService.findTjById(studentId);
+        if (null != res) {
+            listResult.add(res);
+            return ApiResultHandler.buildApiResult(200, "根据统计成绩", listResult);
+        } else {
+            return ApiResultHandler.buildApiResult(400, "ID不存在", listResult);
+        }
+    }
+
+    // 单位统计
+    @GetMapping("/scoreDwTj")
+    public ApiResult findTjDw() {
+        List<DwScoreTj> listResult = scoreService.findTjDw();
+        return ApiResultHandler.buildApiResult(200, "根据统计成绩", listResult);
+    }
+
+    // 单位统计透视
+    @GetMapping("/scoreDwTsTj/{page}/{size}/{clazz}")
+    public ApiResult findTjTsDw(@PathVariable("page") Integer page, @PathVariable("size") Integer size,@PathVariable("clazz") String clazz) {
+        Page<StudentScoreTj> scorePage = new Page<>(page, size);
+        IPage<StudentScoreTj> listResult = scoreService.findTjTsDw(scorePage, clazz);
+        return ApiResultHandler.buildApiResult(200, "根据单位查询每个人统计成绩", listResult);
+    }
+
+    @PostMapping("/score")
+    public ApiResult add(@RequestBody Score score) {
+        int res = scoreService.add(score);
+        if (res == 0) {
+            return ApiResultHandler.buildApiResult(400,"成绩添加失败",res);
+        }else {
+            return ApiResultHandler.buildApiResult(200,"成绩添加成功",res);
+        }
+    }
+
+    @GetMapping("/scores/{examCode}")
+    public ApiResult findByExamCode(@PathVariable("examCode") Integer examCode) {
+        List<Score> scores = scoreService.findByExamCode(examCode);
+        return ApiResultHandler.buildApiResult(200,"查询成功",scores);
+    }
+}

src/main/java/com/exam/controller/StudentController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ApiResult;
+import com.exam.entity.Student;
+import com.exam.serviceimpl.StudentServiceImpl;
+import com.exam.util.ApiResultHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class StudentController {
+
+    @Autowired
+    private StudentServiceImpl studentService;
+
+    @GetMapping("/students/{page}/{size}")
+    public ApiResult findAll(@PathVariable Integer page, @PathVariable Integer size) {
+        Page<Student> studentPage = new Page<>(page,size);
+        IPage<Student> res = studentService.findAll(studentPage);
+        return  ApiResultHandler.buildApiResult(200,"分页查询所有学生",res);
+    }
+
+    @GetMapping("/student/{studentId}")
+    public ApiResult findById(@PathVariable("studentId") String studentId) {
+        Student res = studentService.findById(studentId);
+        if (res != null) {
+        return ApiResultHandler.buildApiResult(200,"请求成功",res);
+        } else {
+            return ApiResultHandler.buildApiResult(404,"查询的用户不存在",null);
+        }
+    }
+
+    @DeleteMapping("/student/{studentId}")
+    public ApiResult deleteById(@PathVariable("studentId") String studentId) {
+        return ApiResultHandler.buildApiResult(200,"删除成功",studentService.deleteById(studentId));
+    }
+
+    @PutMapping("/studentPWD")
+    public ApiResult updatePwd(@RequestBody Student student) {
+        studentService.updatePwd(student);
+        return ApiResultHandler.buildApiResult(200,"密码更新成功",null);
+    }
+    @PutMapping("/student")
+    public ApiResult update(@RequestBody Student student) {
+        int res = studentService.update(student);
+        if (res != 0) {
+            return ApiResultHandler.buildApiResult(200,"更新成功",res);
+        }
+        return ApiResultHandler.buildApiResult(400,"更新失败",res);
+    }
+
+    @PostMapping("/student")
+    public ApiResult add(@RequestBody Student student) {
+        int res = studentService.add(student);
+        if (res == 1) {
+            return ApiResultHandler.buildApiResult(200,"添加成功",null);
+        }else {
+            return ApiResultHandler.buildApiResult(400,"添加失败",null);
+        }
+    }
+}

src/main/java/com/exam/controller/TeacherController.java

+package com.exam.controller;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ApiResult;
+import com.exam.entity.Teacher;
+import com.exam.serviceimpl.TeacherServiceImpl;
+import com.exam.util.ApiResultHandler;
+import com.exam.vo.AnswerVO;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+public class TeacherController {
+
+    private TeacherServiceImpl teacherService;
+    @Autowired
+    public TeacherController(TeacherServiceImpl teacherService){
+        this.teacherService = teacherService;
+    }
+
+    @GetMapping("/teachers/{page}/{size}")
+    public ApiResult findAll(@PathVariable Integer page, @PathVariable Integer size){
+        Page<Teacher> teacherPage = new Page<>(page,size);
+        IPage<Teacher> teacherIPage = teacherService.findAll(teacherPage);
+
+        return ApiResultHandler.buildApiResult(200,"查询所有教师",teacherIPage);
+    }
+
+    @GetMapping("/teacher/{teacherId}")
+    public ApiResult findById(@PathVariable("teacherId") Integer teacherId){
+        return ApiResultHandler.success(teacherService.findById(teacherId));
+    }
+
+    @DeleteMapping("/teacher/{teacherId}")
+    public ApiResult deleteById(@PathVariable("teacherId") Integer teacherId){
+        return ApiResultHandler.success(teacherService.deleteById(teacherId));
+    }
+
+    @PutMapping("/teacher")
+    public ApiResult update(@RequestBody Teacher teacher){
+        return ApiResultHandler.success(teacherService.update(teacher));
+    }
+
+    @PostMapping("/teacher")
+    public ApiResult add(@RequestBody Teacher teacher){
+        return ApiResultHandler.success(teacherService.add(teacher));
+    }
+}

src/main/java/com/exam/entity/Admin.java

+package com.exam.entity;
+
+public class Admin {
+    private Integer adminId;
+
+    private String adminName;
+
+    private String sex;
+
+    private String tel;
+
+    private String email;
+
+    private String pwd;
+
+    private String cardId;
+
+    private String role;
+
+    public Integer getAdminId() {
+        return adminId;
+    }
+
+    public void setAdminId(Integer adminId) {
+        this.adminId = adminId;
+    }
+
+    public String getAdminName() {
+        return adminName;
+    }
+
+    public void setAdminName(String adminName) {
+        this.adminName = adminName == null ? null : adminName.trim();
+    }
+
+    public String getSex() {
+        return sex;
+    }
+
+    public void setSex(String sex) {
+        this.sex = sex == null ? null : sex.trim();
+    }
+
+    public String getTel() {
+        return tel;
+    }
+
+    public void setTel(String tel) {
+        this.tel = tel == null ? null : tel.trim();
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email == null ? null : email.trim();
+    }
+
+    public String getPwd() {
+        return pwd;
+    }
+
+    public void setPwd(String pwd) {
+        this.pwd = pwd == null ? null : pwd.trim();
+    }
+
+    public String getCardId() {
+        return cardId;
+    }
+
+    public void setCardId(String cardId) {
+        this.cardId = cardId == null ? null : cardId.trim();
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role == null ? null : role.trim();
+    }
+}
\ No newline at end of file

src/main/java/com/exam/entity/ApiResult.java

+package com.exam.entity;
+
+
+public class ApiResult<T> {
+    /**
+     * 错误码，表示一种错误类型
+     * 请求成功，状态码为200
+     */
+    private int code;
+
+    /**
+     * 对错误代码的详细解释
+     */
+    private String message;
+
+    /**
+     * 返回的结果包装在value中，value可以是单个对象
+     */
+    private T data;
+
+    public ApiResult() {
+    }
+
+    public ApiResult(int code, String message, T data) {
+        this.code = code;
+        this.message = message;
+        this.data = data;
+    }
+
+    public int getCode() {
+        return code;
+    }
+
+    public void setCode(int code) {
+        this.code = code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    public void setData(T data) {
+        this.data = data;
+    }
+}

src/main/java/com/exam/entity/DwScoreTj.java

+package com.exam.entity;
+
+import lombok.Data;
+
+@Data
+public class DwScoreTj {
+    private String clazz;
+
+    private Integer count;
+
+    private Integer rycount;
+
+    private Integer countsum;
+
+    private Integer dtcount;
+
+    private String right;
+}
\ No newline at end of file

src/main/java/com/exam/entity/ExamManage.java

+package com.exam.entity;
+
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class ExamManage {
+    private Integer examCode;
+
+    private String description;
+
+    private String source;
+
+    private Integer paperId;
+
+    private String examDate;
+
+    private Integer totalTime;
+
+    private String grade;
+
+    private String term;
+
+    private String major;
+
+    private String institute;
+
+    private Integer totalScore;
+
+    private String type;
+
+    private String tips;
+}
\ No newline at end of file

src/main/java/com/exam/entity/FillQuestion.java

+package com.exam.entity;
+
+import lombok.Data;
+
+//填空题实体类
+@Data
+public class FillQuestion {
+    private Integer questionId;
+
+    private String subject;
+
+    private String question;
+
+    private String answer;
+
+    private Integer score;
+
+    private String level;
+
+    private String section;
+
+    private String analysis; //题目解析
+}

src/main/java/com/exam/entity/JudgeQuestion.java

+package com.exam.entity;
+
+import lombok.Data;
+
+//判断题实体类
+@Data
+public class JudgeQuestion {
+    private Integer questionId;
+
+    private String subject;
+
+    private String question;
+
+    private String answer;
+
+    private String level;
+
+    private String section;
+
+    private Integer score;
+
+    private String analysis; //题目解析
+}
\ No newline at end of file

src/main/java/com/exam/entity/Login.java

+package com.exam.entity;
+
+public class Login {
+    private Integer username;
+    private String password;
+
+    public Integer getUsername() {
+        return username;
+    }
+
+    public void setUsername(Integer username) {
+        this.username = username;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+}

src/main/java/com/exam/entity/Message.java

+package com.exam.entity;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+
+import java.util.Date;
+import java.util.List;
+
+@Data
+public class Message {
+    private Integer id;
+    private Integer temp_id;//解决id为null创建的一个临时id
+
+    private String title;
+
+    private String content;
+
+    @JsonFormat(pattern = "yyyy-MM-dd", timezone="GMT+8")
+    private Date time;
+
+    List<Replay> replays;   //一对多关系，评论信息
+}
\ No newline at end of file

src/main/java/com/exam/entity/MultiQuestion.java

+package com.exam.entity;
+
+import lombok.Data;
+
+// 选择题实体
+@Data
+public class MultiQuestion {
+    private Integer questionId;
+
+    private String subject;
+
+    private String section;
+
+    private String answerA;
+
+    private String answerB;
+
+    private String answerC;
+
+    private String answerD;
+
+    private String question;
+
+    private String level;
+
+    private String rightAnswer;
+
+    private String analysis; //题目解析
+
+    private Integer score;
+
+}
\ No newline at end of file

src/main/java/com/exam/entity/PaperManage.java

+package com.exam.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class PaperManage {
+    private Integer paperId;
+
+    private Integer questionType;
+
+    private Integer questionId;
+
+
+}
\ No newline at end of file

src/main/java/com/exam/entity/Replay.java

+package com.exam.entity;
+
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class Replay {
+    private Integer messageId;
+
+    private Integer replayId;
+
+    private String replay;
+
+    @JsonFormat(pattern = "yyyy-MM-dd", timezone="GMT+8")
+    private Date replayTime;
+}
\ No newline at end of file

src/main/java/com/exam/entity/Score.java

+package com.exam.entity;
+
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class Score {
+    private Integer examCode;
+
+    private String studentId;
+
+    private String subject;
+
+    private Integer ptScore;
+
+    private Integer etScore;
+
+    private Integer score;
+
+    private Integer scoreId;
+
+    private String answerDate;
+}
\ No newline at end of file

src/main/java/com/exam/entity/Student.java

+package com.exam.entity;
+
+public class Student {
+    private String studentId;
+
+    private String studentName;
+
+    private String grade;
+
+    private String major;
+
+    private String clazz;
+
+    private String institute;
+
+    private String tel;
+
+    private String email;
+
+    private String pwd;
+
+    private String cardId;
+
+    private String sex;
+
+    private String role;
+
+    public String getStudentId() {
+        return studentId;
+    }
+
+    public void setStudentId(String studentId) {
+        this.studentId = studentId;
+    }
+
+    public String getStudentName() {
+        return studentName;
+    }
+
+    public void setStudentName(String studentName) {
+        this.studentName = studentName == null ? null : studentName.trim();
+    }
+
+    public String getGrade() {
+        return grade;
+    }
+
+    public void setGrade(String grade) {
+        this.grade = grade == null ? null : grade.trim();
+    }
+
+    public String getMajor() {
+        return major;
+    }
+
+    public void setMajor(String major) {
+        this.major = major == null ? null : major.trim();
+    }
+
+    public String getClazz() {
+        return clazz;
+    }
+
+    public void setClazz(String clazz) {
+        this.clazz = clazz == null ? null : clazz.trim();
+    }
+
+    public String getInstitute() {
+        return institute;
+    }
+
+    public void setInstitute(String institute) {
+        this.institute = institute == null ? null : institute.trim();
+    }
+
+    public String getTel() {
+        return tel;
+    }
+
+    public void setTel(String tel) {
+        this.tel = tel == null ? null : tel.trim();
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email == null ? null : email.trim();
+    }
+
+    public String getPwd() {
+        return pwd;
+    }
+
+    public void setPwd(String pwd) {
+        this.pwd = pwd == null ? null : pwd.trim();
+    }
+
+    public String getCardId() {
+        return cardId;
+    }
+
+    public void setCardId(String cardId) {
+        this.cardId = cardId == null ? null : cardId.trim();
+    }
+
+    public String getSex() {
+        return sex;
+    }
+
+    public void setSex(String sex) {
+        this.sex = sex == null ? null : sex.trim();
+    }
+
+    public String getRole() {
+        return role;
+    }
+
+    public void setRole(String role) {
+        this.role = role == null ? null : role.trim();
+    }
+}
\ No newline at end of file

src/main/java/com/exam/entity/StudentScoreTj.java

+package com.exam.entity;
+
+import lombok.Data;
+
+@Data
+public class StudentScoreTj {
+    private String studentId;
+
+    private String studentName;
+
+    private Integer count;
+
+    private Integer countsum;
+
+    private Integer dtcount;
+
+    private String right;
+}
\ No newline at end of file

src/main/java/com/exam/entity/Teacher.java

+package com.exam.entity;
+
+import lombok.Data;
+
+@Data
+public class Teacher {
+    private Integer teacherId;
+
+    private String teacherName;
+
+    private String institute;
+
+    private String sex;
+
+    private String tel;
+
+    private String email;
+
+    private String pwd;
+
+    private String cardId;
+
+    private String type;
+
+    private String role;
+}
\ No newline at end of file

src/main/java/com/exam/mapper/AdminMapper.java

+package com.exam.mapper;
+
+import com.exam.entity.Admin;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface AdminMapper {
+
+    @Select("select adminName,sex,tel,email,cardId,role from admin")
+    public List<Admin> findAll();
+
+    @Select("select adminName,sex,tel,email,cardId,role from admin where adminId = #{adminId}")
+    public Admin findById(Integer adminId);
+
+    @Delete("delete from admin where adminId = #{adminId}")
+    public int deleteById(int adminId);
+
+    @Update("update admin set adminName = #{adminName},sex = #{sex}," +
+            "tel = #{tel}, email = #{email},pwd = #{pwd},cardId = #{cardId},role = #{role} where adminId = #{adminId}")
+    public int update(Admin admin);
+
+    @Options(useGeneratedKeys = true,keyProperty = "adminId")
+    @Insert("insert into admin(adminName,sex,tel,email,pwd,cardId,role) " +
+            "values(#{adminName},#{sex},#{tel},#{email},#{pwd},#{cardId},#{role})")
+    public int add(Admin admin);
+}

src/main/java/com/exam/mapper/AnswerMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.vo.AnswerVO;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+
+@Mapper
+public interface AnswerMapper {
+    @Select("select question, subject, score, section,level, \"选择题\" as type from multi_question " +
+            "union select  question, subject, score, section,level, \"判断题\" as type  from judge_question " +
+            "union select  question, subject, score, section,level, \"填空题\" as type from fill_question")
+    IPage<AnswerVO> findAll(Page page);
+}

src/main/java/com/exam/mapper/ExamManageMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ExamManage;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface ExamManageMapper {
+    @Select("select * from exam_manage")
+    List<ExamManage> findAll();
+
+    @Select("select * from exam_manage")
+    IPage<ExamManage> findAll(Page page);
+
+    @Select("select * from exam_manage where examCode = #{examCode}")
+    ExamManage findById(Integer examCode);
+
+    @Delete("delete from exam_manage where examCode = #{examCode}")
+    int delete(Integer examCode);
+
+    @Update("update exam_manage set description = #{description},source = #{source},paperId = #{paperId}," +
+            "examDate = #{examDate},totalTime = #{totalTime},grade = #{grade},term = #{term}," +
+            "major = #{major},institute = #{institute},totalScore = #{totalScore}," +
+            "type = #{type},tips = #{tips} where examCode = #{examCode}")
+    int update(ExamManage exammanage);
+
+    @Options(useGeneratedKeys = true,keyProperty = "examCode")
+    @Insert("insert into exam_manage(description,source,paperId,examDate,totalTime,grade,term,major,institute,totalScore,type,tips)" +
+            " values(#{description},#{source},#{paperId},#{examDate},#{totalTime},#{grade},#{term},#{major},#{institute},#{totalScore},#{type},#{tips})")
+    int add(ExamManage exammanage);
+
+    /**
+     * 查询最后一条记录的paperId,返回给前端达到自增效果
+     * @return paperId
+     */
+    @Select("select paperId from exam_manage order by paperId desc limit 1")
+    ExamManage findOnlyPaperId();
+}

src/main/java/com/exam/mapper/FillQuestionMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.FillQuestion;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+//填空题
+@Mapper
+public interface FillQuestionMapper {
+
+    @Select("select * from fill_question where questionId in (select questionId from paper_manage where questionType = 2 and paperId = #{paperId})")
+    List<FillQuestion> findByIdAndType(Integer paperId);
+
+    @Select("select * from fill_question")
+    IPage<FillQuestion> findAll(Page page);
+
+    /**
+     * 查询最后一条questionId
+     * @return FillQuestion
+     */
+    @Select("select questionId from fill_question order by questionId desc limit 1")
+    FillQuestion findOnlyQuestionId();
+
+    @Options(useGeneratedKeys = true,keyProperty ="questionId" )
+    @Insert("insert into fill_question(subject,question,answer,analysis,level,section) values " +
+            "(#{subject,},#{question},#{answer},#{analysis},#{level},#{section})")
+    int add(FillQuestion fillQuestion);
+
+    @Select("select questionId from fill_question where subject = #{subject} order by rand() desc limit #{pageNo}")
+    List<Integer> findBySubject(@Param("subject") String subject,@Param("pageNo") Integer pageNo);
+}

src/main/java/com/exam/mapper/JudgeQuestionMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.JudgeQuestion;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+//判断题
+
+@Mapper
+public interface JudgeQuestionMapper {
+
+    @Select("select * from judge_question where questionId in (select questionId from paper_manage where questionType = 3 and paperId = #{paperId})")
+    List<JudgeQuestion> findByIdAndType(Integer paperId);
+
+    @Select("select * from judge_question")
+    IPage<JudgeQuestion> findAll(Page page);
+
+    /**
+     * 查询最后一条记录的questionId
+     * @return JudgeQuestion
+     */
+    @Select("select questionId from judge_question order by questionId desc limit 1")
+    JudgeQuestion findOnlyQuestionId();
+
+    @Insert("insert into judge_question(subject,question,answer,analysis,level,section) values " +
+            "(#{subject},#{question},#{answer},#{analysis},#{level},#{section})")
+    int add(JudgeQuestion judgeQuestion);
+
+    @Select("select questionId from judge_question  where subject=#{subject}  order by rand() desc limit #{pageNo}")
+    List<Integer> findBySubject(@Param("subject") String subject,@Param("pageNo") Integer pageNo);
+}

src/main/java/com/exam/mapper/LoginMapper.java

+package com.exam.mapper;
+
+import com.exam.entity.Admin;
+import com.exam.entity.Student;
+import com.exam.entity.Teacher;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+@Mapper
+public interface LoginMapper {
+
+    @Select("select adminId,adminName,sex,tel,email,cardId,role from admin where adminId = #{username} and pwd = #{password}")
+    public Admin adminLogin(@Param("username")Integer username,@Param("password") String password);
+
+    @Select("select teacherId,teacherName,institute,sex,tel,email,cardId," +
+            "type,role from teacher where teacherId = #{username} and pwd = #{password}")
+    public Teacher teacherLogin(@Param("username")Integer username,@Param("password")  String password);
+
+    @Select("select studentId,studentName,grade,major,clazz,institute,tel," +
+            "email,cardId,sex,role from student where studentId = #{username} and pwd = #{password}")
+    public Student studentLogin(@Param("username")String username,@Param("password") String password);
+
+    @Select("select studentId,studentName,grade,major,clazz,institute,tel," +
+            "email,cardId,sex,role from student where studentId = #{username} and pwd = #{password}")
+    public Student loginYh(@Param("username")String username,@Param("password") String password);
+}

src/main/java/com/exam/mapper/MessageMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Message;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface MessageMapper {
+    @Select("select id,id as temp_id,title,content,time from message order by id desc")
+    @Results({
+            @Result(property = "replays", column = "temp_id",many = @Many(select = "com.exam.mapper.ReplayMapper.findAllById"))
+    })
+    IPage<Message> findAll(Page page);
+
+    @Select("select id,title,content,time from message where id = #{id}")
+    @Results({
+            @Result(property = "replays", column = "id",many = @Many(select = "com.exam.mapper.ReplayMapper.findAllById"))
+    })
+    Message findById(Integer id);
+
+    @Delete("delete from message where id = #{id}")
+    int delete(Integer id);
+
+    @Update("update message set title = #{title}, content = #{content}, time = #{time} where " +
+            "id = #{id}")
+    int update(Message message);
+
+    @Options(useGeneratedKeys = true,keyProperty = "id")
+    @Insert("insert into message(title, content, time) values(#{title},#{content},#{time})")
+    int add(Message message);
+}

src/main/java/com/exam/mapper/MultiQuestionMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.MultiQuestion;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+//选择题
+@Mapper
+public interface MultiQuestionMapper {
+    /**
+     * select * from multiquestions where questionId in (
+     * 	select questionId from papermanage where questionType = 1 and paperId = 1001
+     * )
+     */
+    @Select("select * from multi_question where questionId in (select questionId from paper_manage where questionType = 1 and paperId = #{paperId}) order by rand() limit 1")
+    List<MultiQuestion> findByIdAndType(Integer PaperId);
+
+    @Select("select * from multi_question")
+    IPage<MultiQuestion> findAll(Page page);
+
+    /**
+     * 查询最后一条记录的questionId
+     * @return MultiQuestion
+     */
+    @Select("select questionId from multi_question order by questionId desc limit 1")
+    MultiQuestion findOnlyQuestionId();
+
+    @Options(useGeneratedKeys = true,keyProperty = "questionId")
+    @Insert("insert into multi_question(subject,question,answerA,answerB,answerC,answerD,rightAnswer,analysis,section,level) " +
+            "values(#{subject},#{question},#{answerA},#{answerB},#{answerC},#{answerD},#{rightAnswer},#{analysis},#{section},#{level})")
+    int add(MultiQuestion multiQuestion);
+
+    @Select("select questionId from multi_question  where subject =#{subject} order by rand() desc limit #{pageNo}")
+    List<Integer> findBySubject(@Param("subject") String subject,@Param("pageNo") Integer pageNo);
+
+
+}

src/main/java/com/exam/mapper/PaperMapper.java

+package com.exam.mapper;
+
+import com.exam.entity.PaperManage;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+@Mapper
+public interface PaperMapper {
+    @Select("select paperId, questionType,questionId from paper_manage")
+    List<PaperManage> findAll();
+
+    @Select("select paperId, questionType,questionId from paper_manage where paperId = #{paperId}")
+    List<PaperManage> findById(Integer paperId);
+
+    @Insert("insert into paper_manage(paperId,questionType,questionId) values " +
+            "(#{paperId},#{questionType},#{questionId})")
+    int add(PaperManage paperManage);
+}

src/main/java/com/exam/mapper/ReplayMapper.java

+package com.exam.mapper;
+
+import com.exam.entity.Replay;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface ReplayMapper {
+
+    @Select("select messageId,replayId,replay,replayTime from replay")
+    List<Replay> findAll();
+
+    @Select("select messageId,replayId,replay,replayTime from replay where messageId = #{messageId}")
+    List<Replay> findAllById(Integer messageId);
+
+    @Select("select messageId,replayId,replay,replayTime from replay where messageId = #{messageId}")
+    Replay findById(Integer messageId);
+
+    @Delete("delete from replay where replayId = #{replayId}")
+    int delete(Integer replayId);
+
+    @Update("update replay set title = #{title}, replay = #{replay}, replayTime = #{replayTime} where replayId = #{replayId}")
+    int update(Replay replay);
+
+    @Options(useGeneratedKeys = true,keyProperty = "replayId")
+    @Insert("insert into replay(messageId,replay,replayTime) values(#{messageId}, #{replay},#{replayTime})")
+    int add(Replay replay);
+}

src/main/java/com/exam/mapper/ScoreMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.DwScoreTj;
+import com.exam.entity.Score;
+import com.exam.entity.StudentScoreTj;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface ScoreMapper {
+    /**
+     * @param score 添加一条成绩记录
+     * @return
+     */
+    @Options(useGeneratedKeys = true,keyProperty = "scoreId")
+    @Insert("insert into score(examCode,studentId,subject,ptScore,etScore,score,answerDate) values(#{examCode},#{studentId},#{subject},#{ptScore},#{etScore},#{score},#{answerDate})")
+    int add(Score score);
+
+    @Select("select scoreId,examCode,studentId,subject,ptScore,etScore,score,answerDate from score order by scoreId desc")
+    List<Score> findAll();
+
+    // 分页
+    @Select("select scoreId,examCode,studentId,subject,ptScore,etScore,score,answerDate from score where studentId = #{studentId} order by scoreId desc")
+    IPage<Score> findById(Page<?> page,@Param("studentId") String studentId);
+
+    // 不分页
+    @Select("select scoreId,examCode,studentId,subject,ptScore,etScore,score,answerDate from score where studentId = #{studentId}")
+    List<Score> findById(String studentId);
+
+    /**
+     *
+     * @return 查询每位学生的学科分数。 max其实是假的，为了迷惑老师，达到一次考试考生只参加了一次的效果
+     */
+    @Select("select max(etScore) as etScore from score where examCode = #{examCode} group by studentId")
+    List<Score> findByExamCode(Integer examCode);
+
+    // 学生统计
+    @Select("select count(*) as count,IFNULL(sum(etScore),0) as countsum from score where studentId = #{studentId}")
+    StudentScoreTj findTjById(String studentId);
+
+    // 单位统计
+    @Select("select clazz,count(s.studentId) as count,IFNULL(sum(etScore),0) as countsum,count(distinct s.studentId) as rycount from student t left join score s on   s.studentId = t.studentId GROUP BY clazz")
+    List<DwScoreTj> findTjDw();
+
+    // 单位统计数据透视
+    @Select("select t.studentId,t.studentName,count(s.studentId) as count,IFNULL(sum(etScore),0) as countsum from student t left join score s on   s.studentId = t.studentId  where t.clazz=#{clazz} GROUP BY t.studentId order by sum(etScore) desc")
+    IPage<StudentScoreTj> findTjTsDw(Page<?> page,@Param("clazz") String clazz);
+}

src/main/java/com/exam/mapper/StudentMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Student;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface StudentMapper {
+
+    /**
+     * 分页查询所有学生
+     * @param page
+     * @return List<Student>
+     */
+    @Select("select * from student")
+    IPage<Student> findAll(Page page);
+
+    @Select("select * from student where studentId = #{studentId}")
+    Student findById(String studentId);
+
+    @Delete("delete from student where studentId = #{studentId}")
+    int deleteById(String studentId);
+
+    /**
+     *更新所有学生信息
+     * @param student 传递一个对象
+     * @return 受影响的记录条数
+     */
+    @Update("update student set studentName = #{studentName},grade = #{grade},major = #{major},clazz = #{clazz}," +
+            "institute = #{institute},tel = #{tel},email = #{email},pwd = #{pwd},cardId = #{cardId},sex = #{sex},role = #{role} " +
+            "where studentId = #{studentId}")
+    int update(Student student);
+
+    /**
+     * 更新密码
+     * @param student
+     * @return 受影响的记录条数
+     */
+    @Update("update student set pwd = #{pwd} where studentId = #{studentId}")
+    int updatePwd(Student student);
+
+
+    @Options(useGeneratedKeys = true,keyProperty = "studentId")
+    @Insert("insert into student(studentName,grade,major,clazz,institute,tel,email,pwd,cardId,sex,role) values " +
+            "(#{studentName},#{grade},#{major},#{clazz},#{institute},#{tel},#{email},#{pwd},#{cardId},#{sex},#{role})")
+    int add(Student student);
+}

src/main/java/com/exam/mapper/TeacherMapper.java

+package com.exam.mapper;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Teacher;
+import org.apache.ibatis.annotations.*;
+
+import java.util.List;
+
+@Mapper
+public interface TeacherMapper {
+
+    @Select("select * from teacher")
+    IPage<Teacher>  findAll(Page page);
+
+    @Select("select * from teacher")
+    public List<Teacher> findAll();
+
+    @Select("select * from teacher where teacherId = #{teacherId}")
+    public Teacher findById(Integer teacherId);
+
+    @Delete("delete from teacher where teacherId = #{teacherId}")
+    public int deleteById(Integer teacherId);
+
+    @Update("update teacher set teacherName = #{teacherName},sex = #{sex}," +
+            "tel = #{tel}, email = #{email},pwd = #{pwd},cardId = #{cardId}," +
+            "role = #{role},institute = #{institute},type = #{type} where teacherId = #{teacherId}")
+    public int update(Teacher teacher);
+
+    @Options(useGeneratedKeys = true,keyProperty = "teacherId")
+    @Insert("insert into teacher(teacherName,sex,tel,email,pwd,cardId,role,type,institute) " +
+            "values(#{teacherName},#{sex},#{tel},#{email},#{pwd},#{cardId},#{role},#{type},#{institute})")
+    public int add(Teacher teacher);
+}

src/main/java/com/exam/service/AdminService.java

+package com.exam.service;
+
+import com.exam.entity.Admin;
+
+import java.util.List;
+
+public interface AdminService{
+
+    public List<Admin> findAll();
+
+    public Admin findById(Integer adminId);
+
+    public int deleteById(int adminId);
+
+    public int update(Admin admin);
+
+    public int add(Admin admin);
+}

src/main/java/com/exam/service/AnswerService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.vo.AnswerVO;
+
+public interface AnswerService {
+
+    IPage<AnswerVO> findAll(Page<AnswerVO> page);
+}

src/main/java/com/exam/service/ExamManageService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ExamManage;
+
+import java.util.List;
+
+public interface ExamManageService {
+
+    /**
+     * 不分页查询所有考试信息
+     */
+    List<ExamManage> findAll();
+    IPage<ExamManage> findAll(Page<ExamManage> page);
+
+    ExamManage findById(Integer examCode);
+
+    int delete(Integer examCode);
+
+    int update(ExamManage exammanage);
+
+    int add(ExamManage exammanage);
+
+    ExamManage findOnlyPaperId();
+}

src/main/java/com/exam/service/FillQuestionService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.FillQuestion;
+
+import java.util.List;
+
+public interface FillQuestionService {
+
+    List<FillQuestion> findByIdAndType(Integer paperId);
+
+    IPage<FillQuestion> findAll(Page<FillQuestion> page);
+
+    FillQuestion findOnlyQuestionId();
+
+    int add(FillQuestion fillQuestion);
+
+    List<Integer> findBySubject(String subject,Integer pageNo);
+}

src/main/java/com/exam/service/JudgeQuestionService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.JudgeQuestion;
+
+import java.util.List;
+
+public interface JudgeQuestionService {
+
+    List<JudgeQuestion> findByIdAndType(Integer paperId);
+
+    IPage<JudgeQuestion> findAll(Page<JudgeQuestion> page);
+
+    JudgeQuestion findOnlyQuestionId();
+
+    int add(JudgeQuestion judgeQuestion);
+
+    List<Integer> findBySubject(String subject,Integer pageNo);
+}

src/main/java/com/exam/service/LoginService.java

+package com.exam.service;
+
+import com.exam.entity.Admin;
+import com.exam.entity.Student;
+import com.exam.entity.Teacher;
+
+public interface LoginService {
+
+    public Admin adminLogin(Integer username, String password);
+
+    public Teacher teacherLogin(Integer username, String password);
+
+    public Student studentLogin(String username, String password);
+
+    public Student LoginYh(String username, String password);
+}

src/main/java/com/exam/service/MessageService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Message;
+
+public interface MessageService {
+    IPage<Message> findAll(Page page);
+
+    Message findById(Integer id);
+
+    int delete(Integer id);
+
+    int update(Message message);
+
+    int add(Message message);
+}

src/main/java/com/exam/service/MultiQuestionService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.MultiQuestion;
+
+import java.util.List;
+
+public interface MultiQuestionService {
+
+    List<MultiQuestion> findByIdAndType(Integer PaperId);
+
+    IPage<MultiQuestion> findAll(Page<MultiQuestion> page);
+
+    MultiQuestion findOnlyQuestionId();
+
+    int add(MultiQuestion multiQuestion);
+
+    List<Integer> findBySubject(String subject,Integer pageNo);
+}

src/main/java/com/exam/service/PaperService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.PaperManage;
+
+import java.util.List;
+
+public interface PaperService {
+
+    List<PaperManage> findAll();
+
+    List<PaperManage> findById(Integer paperId);
+
+    int add(PaperManage paperManage);
+}

src/main/java/com/exam/service/ReplayService.java

+package com.exam.service;
+
+import com.exam.entity.Replay;
+
+import java.util.List;
+
+public interface ReplayService {
+
+    List<Replay> findAll();
+
+    List<Replay> findAllById(Integer messageId);
+
+    Replay findById(Integer replayId);
+
+    int delete(Integer replayId);
+
+    int update(Replay replay);
+
+    int add(Replay replay);
+}

src/main/java/com/exam/service/ScoreService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.DwScoreTj;
+import com.exam.entity.Score;
+import com.exam.entity.StudentScoreTj;
+
+import java.util.List;
+
+public interface ScoreService {
+    int add(Score score);
+
+    List<Score> findAll();
+
+    IPage<Score> findById(Page page, String studentId);
+
+    List<Score> findById(String studentId);
+
+    List<Score> findByExamCode(Integer examCode);
+
+    StudentScoreTj findTjById(String studentId);
+
+    List<DwScoreTj> findTjDw();
+
+    IPage<StudentScoreTj> findTjTsDw(Page<StudentScoreTj> page,String clazz);
+}

src/main/java/com/exam/service/StudentService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Student;
+
+import java.util.List;
+
+public interface StudentService {
+
+    IPage<Student> findAll(Page<Student> page);
+
+    Student findById(String studentId);
+
+    int deleteById(String studentId);
+
+    int update(Student student);
+
+    int updatePwd(Student student);
+    int add(Student student);
+}

src/main/java/com/exam/service/TeacherService.java

+package com.exam.service;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Teacher;
+
+import java.util.List;
+
+public interface TeacherService {
+
+    IPage<Teacher> findAll(Page<Teacher> page);
+
+    public List<Teacher> findAll();
+
+    public Teacher findById(Integer teacherId);
+
+    public int deleteById(Integer teacherId);
+
+    public int update(Teacher teacher);
+
+    public int add(Teacher teacher);
+}

src/main/java/com/exam/serviceimpl/AdminServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.exam.entity.Admin;
+import com.exam.mapper.AdminMapper;
+import com.exam.service.AdminService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class AdminServiceImpl implements AdminService {
+
+    @Autowired
+    private AdminMapper adminMapper;
+
+    @Override
+    public List<Admin> findAll() {
+        return adminMapper.findAll();
+    }
+
+    @Override
+    public Admin findById(Integer adminId) {
+        return adminMapper.findById(adminId);
+    }
+
+    @Override
+    public int deleteById(int adminId) {
+        return adminMapper.deleteById(adminId);
+    }
+
+    @Override
+    public int update(Admin admin) {
+        return adminMapper.update(admin);
+    }
+
+    @Override
+    public int add(Admin admin) {
+        return 0;
+    }
+}

src/main/java/com/exam/serviceimpl/AnswerServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.mapper.AnswerMapper;
+import com.exam.service.AnswerService;
+import com.exam.vo.AnswerVO;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class AnswerServiceImpl implements AnswerService {
+
+    @Autowired
+    private AnswerMapper answerMapper;
+
+    @Override
+    public IPage<AnswerVO> findAll(Page<AnswerVO> page) {
+        return answerMapper.findAll(page);
+    }
+}

src/main/java/com/exam/serviceimpl/ExamManageServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.ExamManage;
+import com.exam.mapper.ExamManageMapper;
+import com.exam.service.ExamManageService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class ExamManageServiceImpl implements ExamManageService {
+    @Autowired
+    private ExamManageMapper examManageMapper;
+
+
+    @Override
+    public List<ExamManage> findAll() {
+        return examManageMapper.findAll();
+    }
+
+    @Override
+    public IPage<ExamManage> findAll(Page<ExamManage> page) {
+        return examManageMapper.findAll(page);
+    }
+
+    @Override
+    public ExamManage findById(Integer examCode) {
+        return examManageMapper.findById(examCode);
+    }
+
+    @Override
+    public int delete(Integer examCode) {
+        return examManageMapper.delete(examCode);
+    }
+
+    @Override
+    public int update(ExamManage exammanage) {
+        return examManageMapper.update(exammanage);
+    }
+
+    @Override
+    public int add(ExamManage exammanage) {
+        return examManageMapper.add(exammanage);
+    }
+
+    @Override
+    public ExamManage findOnlyPaperId() {
+        return examManageMapper.findOnlyPaperId();
+    }
+}

src/main/java/com/exam/serviceimpl/FillQuestionServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.FillQuestion;
+import com.exam.mapper.FillQuestionMapper;
+import com.exam.service.FillQuestionService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class FillQuestionServiceImpl implements FillQuestionService {
+
+    @Autowired
+    private FillQuestionMapper fillQuestionMapper;
+
+    @Override
+    public List<FillQuestion> findByIdAndType(Integer paperId) {
+        return fillQuestionMapper.findByIdAndType(paperId);
+    }
+
+    @Override
+    public IPage<FillQuestion> findAll(Page<FillQuestion> page) {
+        return fillQuestionMapper.findAll(page);
+    }
+
+    @Override
+    public FillQuestion findOnlyQuestionId() {
+        return fillQuestionMapper.findOnlyQuestionId();
+    }
+
+    @Override
+    public int add(FillQuestion fillQuestion) {
+        return fillQuestionMapper.add(fillQuestion);
+    }
+
+    @Override
+    public List<Integer> findBySubject(String subject, Integer pageNo) {
+        return fillQuestionMapper.findBySubject(subject,pageNo);
+    }
+}

src/main/java/com/exam/serviceimpl/JudgeQuestionServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.JudgeQuestion;
+import com.exam.mapper.JudgeQuestionMapper;
+import com.exam.service.JudgeQuestionService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class JudgeQuestionServiceImpl implements JudgeQuestionService {
+
+    @Autowired
+    private JudgeQuestionMapper judgeQuestionMapper;
+
+    @Override
+    public List<JudgeQuestion> findByIdAndType(Integer paperId) {
+        return judgeQuestionMapper.findByIdAndType(paperId);
+    }
+
+    @Override
+    public IPage<JudgeQuestion> findAll(Page<JudgeQuestion> page) {
+        return judgeQuestionMapper.findAll(page);
+    }
+
+    @Override
+    public JudgeQuestion findOnlyQuestionId() {
+        return judgeQuestionMapper.findOnlyQuestionId();
+    }
+
+    @Override
+    public int add(JudgeQuestion judgeQuestion) {
+        return judgeQuestionMapper.add(judgeQuestion);
+    }
+
+    @Override
+    public List<Integer> findBySubject(String subject, Integer pageNo) {
+        return judgeQuestionMapper.findBySubject(subject,pageNo);
+    }
+}

src/main/java/com/exam/serviceimpl/LoginServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.exam.entity.Admin;
+import com.exam.entity.Student;
+import com.exam.entity.Teacher;
+import com.exam.mapper.LoginMapper;
+import com.exam.service.LoginService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class LoginServiceImpl implements LoginService {
+
+    @Autowired
+    private LoginMapper loginMapper;
+
+    @Override
+    public Admin adminLogin(Integer username, String password) {
+        return loginMapper.adminLogin(username,password);
+    }
+
+    @Override
+    public Teacher teacherLogin(Integer username, String password) {
+        return loginMapper.teacherLogin(username,password);
+    }
+
+    @Override
+    public Student studentLogin(String username, String password) {
+        return loginMapper.studentLogin(username,password);
+    }
+
+    @Override
+    public Student LoginYh(String username, String password) {
+        return loginMapper.loginYh(username,password);
+    }
+}

src/main/java/com/exam/serviceimpl/MessageServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Message;
+import com.exam.mapper.MessageMapper;
+import com.exam.service.MessageService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class MessageServiceImpl implements MessageService {
+
+    @Autowired
+    private MessageMapper messageMapper;
+
+    @Override
+    public IPage<Message> findAll(Page page) {
+        return messageMapper.findAll(page);
+    }
+
+    @Override
+    public Message findById(Integer id) {
+        return messageMapper.findById(id);
+    }
+
+    @Override
+    public int delete(Integer id) {
+        return messageMapper.delete(id);
+    }
+
+    @Override
+    public int update(Message message) {
+        return messageMapper.update(message);
+    }
+
+    @Override
+    public int add(Message message) {
+        return messageMapper.add(message);
+    }
+}

src/main/java/com/exam/serviceimpl/MultiQuestionServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.MultiQuestion;
+import com.exam.mapper.MultiQuestionMapper;
+import com.exam.service.MultiQuestionService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class MultiQuestionServiceImpl implements MultiQuestionService {
+
+    @Autowired
+    private MultiQuestionMapper multiQuestionMapper;
+    @Override
+    public List<MultiQuestion> findByIdAndType(Integer PaperId) {
+        return multiQuestionMapper.findByIdAndType(PaperId);
+    }
+
+    @Override
+    public IPage<MultiQuestion> findAll(Page<MultiQuestion> page) {
+        return multiQuestionMapper.findAll(page);
+    }
+
+    @Override
+    public MultiQuestion findOnlyQuestionId() {
+        return multiQuestionMapper.findOnlyQuestionId();
+    }
+
+    @Override
+    public int add(MultiQuestion multiQuestion) {
+        return multiQuestionMapper.add(multiQuestion);
+    }
+
+    @Override
+    public List<Integer> findBySubject(String subject, Integer pageNo) {
+        return multiQuestionMapper.findBySubject(subject,pageNo);
+    }
+}

src/main/java/com/exam/serviceimpl/PaperServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.PaperManage;
+import com.exam.mapper.PaperMapper;
+import com.exam.service.PaperService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class PaperServiceImpl implements PaperService {
+
+    @Autowired
+    private PaperMapper paperMapper;
+    @Override
+    public List<PaperManage> findAll() {
+        return paperMapper.findAll();
+    }
+
+    @Override
+    public List<PaperManage> findById(Integer paperId) {
+        return paperMapper.findById(paperId);
+    }
+
+    @Override
+    public int add(PaperManage paperManage) {
+        return paperMapper.add(paperManage);
+    }
+
+}

src/main/java/com/exam/serviceimpl/ReplayServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.exam.entity.Replay;
+import com.exam.mapper.ReplayMapper;
+import com.exam.service.ReplayService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class ReplayServiceImpl implements ReplayService {
+
+    @Autowired
+    private ReplayMapper replayMapper;
+
+    @Override
+    public List<Replay> findAll() {
+        return replayMapper.findAll();
+    }
+
+    @Override
+    public List<Replay> findAllById(Integer messageId) {
+        return replayMapper.findAllById(messageId);
+    }
+
+    @Override
+    public Replay findById(Integer replayId) {
+        return replayMapper.findById(replayId);
+    }
+
+    @Override
+    public int delete(Integer replayId) {
+        return replayMapper.delete(replayId);
+    }
+
+    @Override
+    public int update(Replay replay) {
+        return replayMapper.update(replay);
+    }
+
+    @Override
+    public int add(Replay replay) {
+        return replayMapper.add(replay);
+    }
+}

src/main/java/com/exam/serviceimpl/ScoreServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.alibaba.druid.util.StringUtils;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.DwScoreTj;
+import com.exam.entity.Score;
+import com.exam.entity.StudentScoreTj;
+import com.exam.mapper.ScoreMapper;
+import com.exam.service.ScoreService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.text.DecimalFormat;
+import java.text.NumberFormat;
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+public class ScoreServiceImpl implements ScoreService {
+    NumberFormat percentInstance = NumberFormat.getPercentInstance();
+
+    @Autowired
+    private ScoreMapper scoreMapper;
+    @Override
+    public int add(Score score) {
+        return scoreMapper.add(score);
+    }
+
+    @Override
+    public List<Score> findAll() {
+        return scoreMapper.findAll();
+    }
+
+    @Override
+    public IPage<Score> findById(Page page, String studentId) {
+        return scoreMapper.findById(page, studentId);
+    }
+
+    @Override
+    public List<Score> findById(String studentId) {
+        return scoreMapper.findById(studentId);
+    }
+
+    @Override
+    public StudentScoreTj findTjById(String studentId) {
+        // 个人的：答题次数，答题量，答题正确率，总成绩
+        percentInstance.setMinimumFractionDigits(2);
+        StudentScoreTj studentScoreTj  = scoreMapper.findTjById(studentId);
+        int dtcount = 0;
+        String bfs = "0%" ;
+        studentScoreTj.setRight(bfs);
+        studentScoreTj.setDtcount(dtcount);
+        if(null != studentScoreTj){
+            dtcount = studentScoreTj.getCount() * 1;
+            studentScoreTj.setDtcount(dtcount);
+            if(dtcount!=0&studentScoreTj.getCountsum()!=0){
+                String bfsRight = percentInstance.format((double) (studentScoreTj.getCountsum())/(dtcount));
+                studentScoreTj.setRight(bfsRight);
+            }
+        }
+        studentScoreTj.setStudentId(studentId);
+        return studentScoreTj;
+    }
+
+    @Override
+    public List<DwScoreTj> findTjDw() {
+        // 管理员：单位，答题人数，答题次数，答题正确率，总成绩
+        percentInstance.setMinimumFractionDigits(2);
+        List<DwScoreTj> findTjDw = scoreMapper.findTjDw();
+        findTjDw.stream().forEach(p->{
+            int dtcount = 0;
+            String right = "0%";
+                dtcount = p.getCount() * 1;
+                if(p.getCountsum()!=0&&dtcount!=0){
+                    right = percentInstance.format((double) (p.getCountsum())/(dtcount));
+                }
+            p.setDtcount(dtcount);
+            p.setRight(right);
+        });
+        findTjDw  = findTjDw.stream() .filter(d -> !StringUtils.isEmpty(d.getClazz())).collect(Collectors.toList()).stream().sorted(Comparator.comparing(DwScoreTj::getCountsum).reversed()).collect(Collectors.toList());
+        return findTjDw;
+    }
+
+    @Override
+    public IPage<StudentScoreTj> findTjTsDw(Page<StudentScoreTj> page,String clazz) {
+        percentInstance.setMinimumFractionDigits(2);
+        IPage<StudentScoreTj> listPage = scoreMapper.findTjTsDw(page,clazz);
+        listPage.getRecords().stream().forEach(p->{
+            int dtcount = 0;
+            String right = "0%";
+            dtcount = p.getCount() * 1;
+            if(p.getCountsum()!=0&&dtcount!=0){
+                right = percentInstance.format((double) (p.getCountsum())/(dtcount));
+            }
+            p.setDtcount(dtcount);
+            p.setRight(right);
+        });
+        return listPage;
+    }
+
+    @Override
+    public List<Score> findByExamCode(Integer examCode) {
+        return scoreMapper.findByExamCode(examCode);
+    }
+}

src/main/java/com/exam/serviceimpl/StudentServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Student;
+import com.exam.mapper.StudentMapper;
+import com.exam.service.StudentService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class StudentServiceImpl implements StudentService {
+    @Autowired
+    private StudentMapper studentMapper;
+
+
+    @Override
+    public IPage<Student> findAll(Page<Student> page) {
+        return studentMapper.findAll(page);
+    }
+
+    @Override
+    public Student findById(String studentId) {
+        return studentMapper.findById(studentId);
+    }
+
+    @Override
+    public int deleteById(String studentId) {
+        return studentMapper.deleteById(studentId);
+    }
+
+    @Override
+    public int update(Student student) {
+        return studentMapper.update(student);
+    }
+
+    @Override
+    public int updatePwd(Student student) {
+        return studentMapper.updatePwd(student);
+    }
+
+    @Override
+    public int add(Student student) {
+        return studentMapper.add(student);
+    }
+}

src/main/java/com/exam/serviceimpl/TeacherServiceImpl.java

+package com.exam.serviceimpl;
+
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.exam.entity.Teacher;
+import com.exam.mapper.TeacherMapper;
+import com.exam.service.TeacherService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class TeacherServiceImpl implements TeacherService {
+    @Autowired
+    private TeacherMapper teacherMapper;
+
+    @Override
+    public IPage<Teacher> findAll(Page<Teacher> page) {
+        return teacherMapper.findAll(page);
+    }
+
+    @Override
+    public List<Teacher> findAll() {
+        return teacherMapper.findAll();
+    }
+
+    @Override
+    public Teacher findById(Integer teacherId) {
+        return teacherMapper.findById(teacherId);
+    }
+
+    @Override
+    public int deleteById(Integer teacherId) {
+        return teacherMapper.deleteById(teacherId);
+    }
+
+    @Override
+    public int update(Teacher teacher) {
+        return teacherMapper.update(teacher);
+    }
+
+    @Override
+    public int add(Teacher teacher) {
+        return teacherMapper.add(teacher);
+    }
+}

src/main/java/com/exam/util/ApiResultHandler.java

+package com.exam.util;
+
+import com.exam.entity.ApiResult;
+
+public class ApiResultHandler {
+
+    public static ApiResult success(Object object) {
+        ApiResult apiResult = new ApiResult();
+        apiResult.setData(object);
+        apiResult.setCode(200);
+        apiResult.setMessage("请求成功");
+        return apiResult;
+    }
+
+    public static ApiResult success() {
+        return success(null);
+    }
+
+    public static <T> ApiResult buildApiResult(Integer code, String message, T data) {
+        ApiResult apiResult = new ApiResult();
+
+
+        apiResult.setCode(code);
+        apiResult.setMessage(message);
+        apiResult.setData(data);
+        return apiResult;
+    }
+}

src/main/java/com/exam/util/NetworkUtil.java

+package com.exam.util;
+
+import javax.servlet.http.HttpServletRequest;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+/**
+ * @Description 常用获取客户端信息的工具
+ */
+public class NetworkUtil {
+    /**
+     * 获取请求主机IP地址,如果通过代理进来，则透过防火墙获取真实IP地址;
+     *
+     * @param request
+     * @return
+     * @throws
+     */
+    /**
+     * 获取当前网络ip
+     * @param request
+     * @return
+     */
+    public static String getIpAddr(HttpServletRequest request){
+        String ipAddress = request.getHeader("X-Real-IP");
+        if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+            ipAddress = request.getHeader("Proxy-Client-IP");
+        }
+        if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+            ipAddress = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if(ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
+            ipAddress = request.getRemoteAddr();
+            if("127.0.0.1".equals(ipAddress) ||
+                    "0:0:0:0:0:0:0:1".equals(ipAddress)){
+                //根据网卡取本机配置的IP
+                InetAddress inet=null;
+                try {
+                    inet = InetAddress.getLocalHost();
+                } catch (UnknownHostException e) {
+                    e.printStackTrace();
+                }
+                ipAddress= inet.getHostAddress();
+            }
+        }
+        //对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
+        if(ipAddress!=null && ipAddress.length()>15){
+            //"***.***.***.***".length() = 15
+            if(ipAddress.indexOf(",")>0){
+                ipAddress = ipAddress.substring(0,ipAddress.indexOf(","));
+            }
+        }
+        return ipAddress;
+    }
+}

src/main/java/com/exam/vo/AnswerVO.java

+package com.exam.vo;
+
+import lombok.Data;
+
+@Data
+public class AnswerVO {
+    private String question;
+    private String subject;
+    private String score;
+    private String section;
+    private String level;
+    private String type;
+}

src/main/java/com/exam/vo/Item.java

+package com.exam.vo;
+
+import lombok.Data;
+
+//题目模型
+@Data
+public class Item {
+
+    private String subject;
+
+    private Integer paperId;
+
+    private Integer changeNumber;
+
+    private Integer fillNumber;
+
+    private Integer judgeNumber;
+}

src/main/resources/application-dev.properties

+spring.datasource.username=root
+spring.datasource.password=gkptCcYy123
+spring.datasource.url=jdbc:mysql://47.92.48.137:3900/gkpt?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
+mybatis.configuration.mapUnderscoreToCamelCase=true
\ No newline at end of file

src/main/resources/application-prod.properties

+spring.datasource.username=root
+spring.datasource.password=founder123
+spring.datasource.url=jdbc:mysql://77.1.24.51:3306/test?useUnicode=true&characterEncoding=utf8&autoReconnect=true&failOverReadOnly=false
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
+mybatis.configuration.mapUnderscoreToCamelCase=true

src/main/resources/application.properties

+spring.profiles.active=dev
+server.port=8080
+
+logging.level.com.exam.mapper=debug
+
+
+
+

src/test/java/com/exam/ExamsystemApplicationTests.java

+/*
+package com.exam;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ExamsystemApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+
+*/