|  |  | 
 |  |  | import com.baomidou.mybatisplus.core.metadata.IPage; | 
 |  |  | import com.baomidou.mybatisplus.extension.service.IService; | 
 |  |  |  | 
 |  |  | import java.util.List; | 
 |  |  |  | 
 |  |  | public interface IMallNewsInfoService extends IService<MallNewsInfo> { | 
 |  |  |  | 
 |  |  |     IPage<AdminMallNewsInfoVo> getNewInfoList(MallNewsInfo mallNewsInfo, QueryRequest request); | 
 |  |  | 
 |  |  |     MallNewsInfo getNewsInfoById(long id); | 
 |  |  |  | 
 |  |  |     IPage<MallNewsCategory> findNewsCategoryInPage(MallNewsCategory mallNewsCategory, QueryRequest request); | 
 |  |  |  | 
 |  |  |     void addOrModifyNewsCategory(MallNewsCategory mallNewsCategory); | 
 |  |  |  | 
 |  |  |     MallNewsCategory findNewsCategoryById(Long id); | 
 |  |  |  | 
 |  |  |     List<MallNewsCategory> findAllCategory(); | 
 |  |  | } |