!56 long转int的bug

Merge pull request !56 from ypersist/master

austin-web/src/main/java/com/java3y/austin/web/service/impl/DataServiceImpl.java

@@ -71,7 +71,7 @@ public class DataServiceImpl implements DataService {
         }
 
         // 0. 按时间排序
-        List<SimpleAnchorInfo> sortAnchorList = userInfoList.stream().map(s -> JSON.parseObject(s, SimpleAnchorInfo.class)).sorted((o1, o2) -> Math.toIntExact(o1.getTimestamp() - o2.getTimestamp())).collect(Collectors.toList());
+        List<SimpleAnchorInfo> sortAnchorList = userInfoList.stream().map(s -> JSON.parseObject(s, SimpleAnchorInfo.class)).sorted(Comparator.comparing(SimpleAnchorInfo::getTimestamp).reversed()).collect(Collectors.toList());
         return buildUserTimeLineVo(sortAnchorList);
     }