代码优化

themis-admin/src/main/java/com/qmth/themis/admin/api/TEExamStudentController.java

@@ -1,15 +1,15 @@
 package com.qmth.themis.admin.api;
 
-import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.google.common.reflect.TypeToken;
-import com.google.gson.Gson;
 import com.qmth.themis.business.annotation.ApiJsonObject;
 import com.qmth.themis.business.annotation.ApiJsonProperty;
-import com.qmth.themis.business.cache.bean.*;
+import com.qmth.themis.business.cache.bean.ExamCacheBean;
+import com.qmth.themis.business.cache.bean.ExamCourseCacheBean;
+import com.qmth.themis.business.cache.bean.ExamRecordDetailBean;
+import com.qmth.themis.business.cache.bean.ExamRecordPaperViewBean;
 import com.qmth.themis.business.constant.SystemConstant;
 import com.qmth.themis.business.dto.MqDto;
 import com.qmth.themis.business.dto.response.MarkResultDto;
@@ -18,7 +18,6 @@ import com.qmth.themis.business.dto.response.TEExamStudentDto;
 import com.qmth.themis.business.entity.*;
 import com.qmth.themis.business.enums.*;
 import com.qmth.themis.business.service.*;
-import com.qmth.themis.business.util.JacksonUtil;
 import com.qmth.themis.business.util.MqUtil;
 import com.qmth.themis.business.util.OssUtil;
 import com.qmth.themis.business.util.ServletUtil;
@@ -36,11 +35,9 @@ import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
-import javax.servlet.http.HttpServletResponse;
 import javax.validation.constraints.Max;
 import javax.validation.constraints.Min;
 import java.io.IOException;
-import java.nio.charset.StandardCharsets;
 import java.util.*;
 import java.util.function.Function;
 import java.util.stream.Collectors;

themis-business/src/main/java/com/qmth/themis/business/service/impl/TOeExamRecordServiceImpl.java

@@ -3,7 +3,6 @@ package com.qmth.themis.business.service.impl;
 import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.google.common.reflect.TypeToken;
@@ -1379,7 +1378,6 @@ public class TOeExamRecordServiceImpl extends ServiceImpl<TOeExamRecordMapper, T
     @Override
     public ExamRecordPaperViewBean examRecordPaperView(Long examRecordId) throws IOException {
         TOeExamRecord tOeExamRecord = SystemConstant.getExamRecord(examRecordId);
-        Optional.ofNullable(tOeExamRecord).orElseThrow(() -> new BusinessException(ExceptionResultEnum.NOT_FOUND_EXAM_RECORD));
 
         ExamPaperCacheBean teExamPaper = teExamPaperService.getExamPaperCacheBean(tOeExamRecord.getPaperId());
         Optional.ofNullable(teExamPaper).orElseThrow(() -> new BusinessException(ExceptionResultEnum.NOT_FOUND_EXAM_PAPER));