[jcifs] Random problems connecting to DFS server
simon-samba at weatherill.org
Mon Apr 16 15:58:21 MDT 2012
Thank you, thank you, thank you!
That fixed the problem. Thanks for the quick response.
On 4/16/2012 5:40 PM, Gabor Herr wrote:
> Hi Simon,
> This sounds very similar to our jcifs problem reported in
> Maybe you could give a try with the patch suggested in my post. It
> should also work with version 1.3.17.
> Good luck...
> Am 16.04.2012 21:59 schrieb "Simon Weatherill"
> <simon-samba at weatherill.org <mailto:simon-samba at weatherill.org>>:
> > I've been seeing many errors that have a final stack trace of
> > jcifs.smb.Dfs.resolve(Dfs.java:169) (jCIFS 1.3.17):
> > java.lang.NullPointerException
> > at jcifs.smb.Dfs.resolve(Dfs.java:169)
> > at jcifs.smb.SmbFile.resolveDfs(SmbFile.java:671)
> > at jcifs.smb.SmbFile.getDfsPath(SmbFile.java:1536)
> > at ListFiles.main(ListFiles.java:45)
> > I'm using a slightly modified ListFiles.java to test this. I have a list
> > of 12608 directories, which all exist. If I invoke ListFiles for each
> > directory separately, it completes fine. If I invoke it once for all
> > directories, it will fail after reading about 3000 directories. If I add
> > a test to see if the path exists before calling listFiles(), the problem
> > goes away. I don't know if it is an issue of timing or whether the
> > exists() call does something that avoids the problem. Once the problem
> > starts all remaining directories have the same problem.
> > I added a getDfsPath() call (and printed the result) thinking that might
> > point in a particular direction. When I add this, it fails on the
> > getDfsPath() before it gets to getFiles().
> > We're using jCIFS in an RMI server that is always running. We can clear
> > up the problem by restarting the server, but it comes back.
> > Any ideas?
> > Thanks,
> > Simon
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