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				@@ -151,7 +151,7 @@ public class ExamRoomServiceImpl extends BaseServiceImpl<Long, ExamRoom> impleme 
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				 		List<Integer> subjectIds = Arrays.stream(examRoom.getSubjectIdList().split(",")).map(e -> Integer.valueOf(e)).collect(Collectors.toList()); 
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				 		Map<Integer, String> subjectIdNameMap = this.getMap("subject", "id_", "name_", subjectIds, Integer.class, String.class); 
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				-		examRoom.setSubjectNameList(StringUtils.join(subjectIdNameMap.keySet(),",")); 
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				+		examRoom.setSubjectNameList(StringUtils.join(subjectIdNameMap.values(),",")); 
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				 		List<ExamRoom> examRooms=new ArrayList<>(); 
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				 		List<JSONObject> examTimes = JSON.parseArray(examRoom.getExamTimeJson(), JSONObject.class); 
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