|  |  | 
 |  |  | import org.springframework.core.env.Environment; | 
 |  |  | import org.springframework.stereotype.Service; | 
 |  |  |  | 
 |  |  | import java.time.format.DateTimeFormatter; | 
 |  |  | import java.util.ArrayList; | 
 |  |  | import java.util.HashMap; | 
 |  |  | import java.util.List; | 
 |  |  | 
 |  |  |      */ | 
 |  |  |     public Long insert(RmCommandHistory po) { | 
 |  |  |         rmCommandHistoryMapper.insert(po); | 
 |  |  |         return po.getId(); | 
 |  |  |         return po.getComId(); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  | 
 |  |  |      * @return | 
 |  |  |      */ | 
 |  |  |     public QueryResultVo<List<VoCommand>> getCommandHistories(QoCommand query) { | 
 |  |  |         DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"); | 
 |  |  |         // 完善查询起止时间 | 
 |  |  |         String timeStart = query.getTimeStart(); | 
 |  |  |         String timeStop = query.getTimeStop(); |