根据姓名搜索学生信息

src/main/java/com/xhkjedu/controller/EPaperVerifyController.java

@@ -0,0 +1,36 @@
+package com.xhkjedu.controller;
+
+import com.xhkjedu.model.EClassStudent;
+import com.xhkjedu.service.EPaperVerifyService;
+import com.xhkjedu.utils.N_Utils;
+import com.xhkjedu.vo.ResultVo;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+
+import javax.annotation.Resource;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author ywx
+ * @classname EPaperCorrectVerifyController
+ * @description 考卷校验
+ * @date 2024/6/8 14:36
+ **/
+public class EPaperVerifyController {
+    @Resource
+    private EPaperVerifyService ePaperVerifyService;
+
+    //根据姓名搜索学生信息
+    @PostMapping("/search_stu")
+    public ResultVo listStudentByExamno(@RequestBody EClassStudent student) {
+        Integer examid = student.getExamid();
+        String studentname = student.getStudentname();
+        N_Utils.validation(new Object[]{examid, "考试id", 1, studentname, "姓名", 2});
+        List<Map> list = ePaperVerifyService.listStudentByStudentname(examid, studentname);
+        return new ResultVo(0, "获取成功", list);
+    }
+
+
+
+}

src/main/java/com/xhkjedu/exception/ErrorAdivceController.java

@@ -0,0 +1,68 @@
+package com.xhkjedu.exception;
+import com.alibaba.fastjson2.JSON;
+import com.xhkjedu.utils.N_Utils;
+import com.xhkjedu.vo.ResultVo;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.dao.DataIntegrityViolationException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * @创建人 :zj
+ * @创建时间 2019/11/7
+ * @修改人和其它信息
+ * @描述 :项目异常处理类:
+ * 项目中所有controller层抛出的异常信息都会被拦截。
+ * 方便我们查看异常原因，减少开发中大量的try catch。
+ * 拦截异常后，打印异常信息，返回前端约定参数对象。
+ */
+@Slf4j
+@ResponseBody
+@ControllerAdvice
+public class ErrorAdivceController {
+    @ExceptionHandler(MissingParametersException.class)
+    public ResultVo missingParametersException(MissingParametersException ex) {
+        log.error("参数异常:   -------> " + ex.getMessage());
+        return new ResultVo(1, ex.getMessage());
+    }
+
+    @ExceptionHandler(DataIntegrityViolationException.class)
+    public ResultVo DataIntegrityViolationException(DataIntegrityViolationException ex){
+        log.error("数据库异常:   -------> " + ex.getMessage());
+        String msg = ex.getMessage();
+        if (N_Utils.isNotEmpty(msg) && msg.indexOf("SQLIntegrityConstraintViolationException") != -1){
+            return new ResultVo(1,"存在关联信息");
+        }
+        return new ResultVo(1,"数据库处理异常");
+    }
+
+    @ExceptionHandler(Exception.class)
+    public ResultVo exceptionHandler(Exception ex) {
+        log.error("程序运行异常:   -------> " + ex.getMessage());
+        String msg = ex.getMessage();
+        if (N_Utils.isNotEmpty(msg) && msg.indexOf("JSON parse error") != -1){
+            return new ResultVo(1,"json格式不对");
+        } else if (N_Utils.isNotEmpty(msg) && msg.indexOf("Maximum upload size exceeded") != -1) {
+            return new ResultVo(1, "文件过大");
+        }
+        return new ResultVo(1, "程序处理异常");
+    }
+
+    @ExceptionHandler(NullPointerException.class)
+    public ResultVo nullPointerException(NullPointerException ex) {
+        StackTraceElement element = ex.getStackTrace()[0];
+        log.error("参数为空异常:   -------> " + JSON.toJSONString(element));
+        return new ResultVo(1, "参数为空异常");
+    }
+
+    @ExceptionHandler(value = IllegalArgumentException.class)
+    public ResultVo illegalArgumentExceptionHandler(HttpServletRequest request,IllegalArgumentException ex) {
+        log.error("请求参数错误 URL : {}，Exception : {}", request.getRequestURL(),ex.getMessage());
+        return new ResultVo(1, "请求参数错误");
+    }
+
+
+}

src/main/java/com/xhkjedu/exception/MissingParametersException.java

@@ -0,0 +1,10 @@
+package com.xhkjedu.exception;
+
+public class MissingParametersException extends RuntimeException{
+    public MissingParametersException() {
+    }
+
+    public MissingParametersException(String message) {
+        super(message);
+    }
+}

src/main/java/com/xhkjedu/exception/ServiceException.java

@@ -0,0 +1,19 @@
+package com.xhkjedu.exception;
+
+/**
+ * @Description：业务处理异常
+ * @Author: WN
+ * @Date: 2023/11/15 17:50:40
+ **/
+public class ServiceException extends RuntimeException {
+    public ServiceException() {
+    }
+
+    public ServiceException(String message) {
+        super(message);
+    }
+
+    public ServiceException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}

src/main/java/com/xhkjedu/mapper/EPaperVerifyMapper.java

@@ -0,0 +1,17 @@
+package com.xhkjedu.mapper;
+
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author ywx
+ * @classname EPaperVerifyMapper
+ * @description todo
+ * @date 2024/6/8 14:44
+ **/
+public interface EPaperVerifyMapper {
+    //根据姓名搜索学生信息
+    List<Map> listStudentByStudentname(@Param("examid") Integer examid,@Param("studentname") String studentname);
+}

src/main/java/com/xhkjedu/model/BaseBean.java

@@ -0,0 +1,26 @@
+package com.xhkjedu.model;
+
+import lombok.Data;
+
+import javax.persistence.Transient;
+
+/**
+ * @author lgq
+ * @date 2019/11/8 9:29
+ * @description: 添加时返回主键绑定id
+ */
+@Data
+public class BaseBean {
+    //添加时返回主键
+    @Transient
+    private Integer id;
+    //创建人姓名
+    @Transient
+    private String createname;
+    //分页显示页码
+    @Transient
+    private Integer page;
+    //分页显示条数
+    @Transient
+    private Integer pageSize;
+}

src/main/java/com/xhkjedu/model/EClassStudent.java

@@ -0,0 +1,38 @@
+package com.xhkjedu.model;
+
+import com.xhkjedu.model.BaseBean;
+import lombok.Data;
+
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.persistence.Transient;
+
+@Table(name = "e_class_student")
+@Data
+public class EClassStudent extends BaseBean {
+    @Id
+    //考试关联学生表
+    private Integer ecsid;
+
+    //考试id
+    private Integer examid;
+
+    //班级id
+    private Integer classid;
+
+    //学生id
+    private Integer studentid;
+
+    //学生pdf报告
+    private String reportstu;
+
+    @Transient
+    //学生姓名
+    private String studentname;
+
+    @Transient
+    private String examno;//考号
+
+    @Transient
+    private Integer schoolid;//学校id
+}

src/main/java/com/xhkjedu/service/EPaperVerifyService.java

@@ -0,0 +1,25 @@
+package com.xhkjedu.service;
+
+import com.xhkjedu.mapper.EPaperVerifyMapper;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author ywx
+ * @classname EPaperCorrectVerifyService
+ * @description 考卷校验
+ * @date 2024/6/8 14:39
+ **/
+@Service
+public class EPaperVerifyService {
+    @Resource
+    private EPaperVerifyMapper ePaperVerifyMapper;
+
+    //根据姓名搜索学生信息
+    public List<Map> listStudentByStudentname(Integer examid, String studentname) {
+        return ePaperVerifyMapper.listStudentByStudentname(examid, studentname);
+    }
+}

src/main/java/com/xhkjedu/utils/SystemClock.java

@@ -0,0 +1,41 @@
+package com.xhkjedu.utils;
+
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicLong;
+
+/**
+ * @author ywx
+ * @classname SystemClock
+ * @description todo
+ * @date 2022/11/9 20:31
+ **/
+public class SystemClock {
+    private static final SystemClock MILLIS_CLOCK = new SystemClock(1);
+    private final long precision;
+    private final AtomicLong now;
+
+    private SystemClock(long precision) {
+        this.precision = precision;
+        now = new AtomicLong(System.currentTimeMillis());
+        scheduleClockUpdating();
+    }
+
+    public static SystemClock millisClock() {
+        return MILLIS_CLOCK;
+    }
+
+    private void scheduleClockUpdating() {
+        ScheduledExecutorService scheduler = Executors.newSingleThreadScheduledExecutor(runnable -> {
+            Thread thread = new Thread(runnable, "system.clock");
+            thread.setDaemon(true);
+            return thread;
+        });
+        scheduler.scheduleAtFixedRate(() -> now.set(System.currentTimeMillis()), precision, precision, TimeUnit.MILLISECONDS);
+    }
+
+    public long now() {
+        return now.get();
+    }
+}

src/main/java/com/xhkjedu/vo/ResultVo.java

@@ -0,0 +1,35 @@
+package com.xhkjedu.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 返回值
+ *
+ * @author WN
+ * @Date 2018年3月28日 下午5:14:31
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class ResultVo {
+    private int code = 0;// 返回是否成功  0成功 1失败
+    private String msg = "";// 返回提示信息
+    private Object obj;// 返回对象或者对象列表
+
+    public ResultVo(int code, String msg) {
+        this.code = code;
+        this.msg = msg;
+    }
+
+    public ResultVo(Object obj, String msg) {
+        this.obj = obj;
+        this.msg = msg;
+    }
+
+    public ResultVo(int code, Object obj) {
+        this.code = code;
+        this.obj = obj;
+    }
+}

src/main/resources/EPaperVerifyMapper.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.xhkjedu.mapper.EPaperVerifyMapper">
+    <!--根据姓名搜索学生信息-->
+    <select id="listStudentByStudentname" resultType="java.util.Map">
+        select s.studentid,u.username studentname,u.examno,c.classid,c.classname,e.gradeid
+        from e_class_student s left join e_class c on s.examid=c.examid and c.classid=c.classid
+        LEFT JOIN t_user u on s.studentid=u.userid
+        left join e_base e on c.examid=e.examid
+        where s.examid=#{examid} and u.usertype=2 and u.username like concat('%', #{studentname}, '%') group by s.studentid
+    </select>
+</mapper>