|  |  | 
 |  |  | import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper; | 
 |  |  | import com.baomidou.mybatisplus.core.metadata.IPage; | 
 |  |  | import com.baomidou.mybatisplus.extension.plugins.pagination.Page; | 
 |  |  | import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
 |  |  | import com.github.xiaoymin.knife4j.core.util.StrUtil; | 
 |  |  | import com.ruoyi.collaborativeApproval.dto.MeetSummaryDto; | 
 |  |  | import com.ruoyi.collaborativeApproval.dto.MeetUseDto; | 
 |  |  | 
 |  |  |  | 
 |  |  | @Service | 
 |  |  | @RequiredArgsConstructor | 
 |  |  | public class MeetingServiceImpl implements MeetingService { | 
 |  |  | public class MeetingServiceImpl extends ServiceImpl<MeetingRoomMapper, MeetingRoom> implements MeetingService { | 
 |  |  |     private final MeetingRoomMapper meetingRoomMapper; | 
 |  |  |  | 
 |  |  |     private final MeetDraftMapper meetDraftMapper; |