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https://issues.apache.org/jira/browse/VFS-822?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17598875#comment-17598875
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Gary D. Gregory commented on VFS-822:
-------------------------------------
Within a month or so. I am waiting on the release of the Apache RAT plugin, so
I can release Commons Parent, and then I can start releasing components again...
> [SFTP] getGroupIds() throws NumberFormatException when a user has no groups
> ---------------------------------------------------------------------------
>
> Key: VFS-822
> URL: https://issues.apache.org/jira/browse/VFS-822
> Project: Commons VFS
> Issue Type: Bug
> Affects Versions: 2.9.0
> Reporter: Mark van der Walle
> Priority: Major
> Fix For: 2.10.0
>
>
> In
> [https://github.com/apache/commons-vfs/blob/master/commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/sftp/SftpFileSystem.java#L258]
> the groupIds are retrieved using the command id -G. If a user has no groups
> (gid=0 for example) then the result is that:
> [https://github.com/apache/commons-vfs/blob/master/commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/sftp/SftpFileSystem.java#L264]
> will have an array with one entry being an empty string. This results in a
> NumberFormatException.
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