代码优化

web/src/main/java/com/yntravelsky/buss/exam/exam/service/impl/ExamServiceImpl.java

@@ -125,7 +125,7 @@ public class ExamServiceImpl extends ServiceImpl<ExamMapper, Exam> implements IE
     @Transactional(rollbackFor = Exception.class)
     @Override
     public UserExam createExam(String userId, String examId) {
-        Exam exam = getById(examId);
+        Exam exam = detail(examId);
         if (exam == null) {
             throw new JeecgBootException("考试不存在！");
         }
@@ -138,7 +138,7 @@ public class ExamServiceImpl extends ServiceImpl<ExamMapper, Exam> implements IE
                 throw new JeecgBootException("考试次数达到限制！");
             }
         }
-        Paper paper = paperService.getById(exam.getPaperId());
+        Paper paper = exam.getPaper();
         if (Objects.isNull(paper)) {
             throw new JeecgBootException("试卷不存在！");
         }