| package com.dsh.course.service.impl; | 
|   | 
| import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
| import com.dsh.course.entity.VersionManagement; | 
| import com.dsh.course.mapper.VersionManagementMapper; | 
| import com.dsh.course.service.IVersionManagementService; | 
| import org.springframework.stereotype.Service; | 
|   | 
| import javax.annotation.Resource; | 
| import java.util.Map; | 
|   | 
| @Service | 
| public class VersionManagementServiceImpl extends ServiceImpl<VersionManagementMapper, VersionManagement> implements IVersionManagementService { | 
|   | 
|     @Resource | 
|     private VersionManagementMapper versionManagementMapper; | 
|   | 
|   | 
|   | 
|   | 
|     /** | 
|      * 获取最新版本 | 
|      * @return | 
|      * @throws Exception | 
|      */ | 
|     @Override | 
|     public Map<String, Object> queryNewVersion(Integer type) throws Exception { | 
|         return versionManagementMapper.queryNewVersion(type); | 
|     } | 
| } |