添加exchange的sdk代码及代码优化

examcloud-core-oe-admin-service/src/main/java/cn/com/qmth/examcloud/core/oe/admin/service/impl/ExamRecordQuestionsServiceImpl.java

@@ -51,7 +51,12 @@ public class ExamRecordQuestionsServiceImpl implements ExamRecordQuestionsServic
 
     @Override
     public List<ExamQuestionEntity> querySubjectiveAnswerList(Long examRecordDataId) {
-        ExamRecordQuestionsEntity examRecordQuestionsEntity = examRecordQuestionsRepo.findByExamRecordDataId(examRecordDataId);
+        ExamRecordDataEntity examRecordData =
+                GlobalHelper.getEntity(examRecordDataRepo, examRecordDataId, ExamRecordDataEntity.class);
+
+        ExamRecordQuestionsEntity examRecordQuestionsEntity =
+                GlobalHelper.getEntity(examRecordQuestionsRepo,examRecordData.getExamRecordQuestionsId(),ExamRecordQuestionsEntity.class);
+
         List<ExamQuestionEntity> examRecordQuestionList = examRecordQuestionsEntity.getExamQuestionEntities();
 
         return examRecordQuestionList.stream().filter((obj -> {