[jcifs] SmbFile.canWrite() question

Michael B Allen mba2000 at ioplex.com
Thu Feb 2 18:05:37 GMT 2006

On Thu, 02 Feb 2006 11:42:32 -0500
"Tony Thompson" <tony.thompson at stone-ware.com> wrote:

> I have a share on a Windows server that I have given a user read only
> access to.  If I connect to that share with a Windows client, I really
> do not have any rights to update anything on the share.  However, with
> jCIFS, SmbFile.canWrite() returns true for any file/directory on the
> share.  Is there some debug that I can turn on to see what is going on
> here or is this a known issue?

JCIFS only looks at file attributes. Meaning canWrite will return true
if FILE_ATTRIBUTE_READONLY is not set. It doesn't know anything about
ACLs. The only way to really know if the user can open and write to the
file is to try to open and write to the file.


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