考生导入增加学号身份证位数校验

exam-work-api/src/main/java/cn/com/qmth/examcloud/service/examwork/service/ExamStudentService.java

@@ -222,6 +222,13 @@ public class ExamStudentService {
 		}
 		if(StringUtils.isEmpty(dto.getStudentCode())||StringUtils.isEmpty(dto.getIdentityNumber())){
 			return new ExcelError("学号或身份证号不能为空");
+		}else{
+			if(!StringUtils.isEmpty(dto.getStudentCode()) && dto.getStudentCode().length() < 6){
+				return new ExcelError("学号至少为6位");
+			}
+			if(!StringUtils.isEmpty(dto.getIdentityNumber()) && dto.getIdentityNumber().length() < 6){
+				return new ExcelError("身份证号至少为6位");
+			}
 		}
 		if(StringUtils.isEmpty(dto.getCourseCode())){
 			return new ExcelError("课程代码不能为空");