Merge branch 'online_music_library' of http://git.dayaedu.com/yonge/mec

mec-im/src/main/java/com/ym/service/Impl/RoomServiceImpl.java

@@ -827,7 +827,7 @@ public class RoomServiceImpl implements RoomService {
             }
         } else if (data.getExamSongOn() != null) {
             for (RoomMember e:roomMembers) {
-                controlDevice(data.getRoomId(), e.getUid(), DeviceTypeEnum.ExamSong, data.getMusicModeOn());
+                controlDevice(data.getRoomId(), e.getUid(), DeviceTypeEnum.ExamSong, data.getExamSongOn());
             }
         } else {
             throw new ApiException(ErrorEnum.ERR_REQUEST_PARA_ERR);