[jcifs] RE: Write files to shared location

[John.Baker at barclayscapital.com]

Hi,

Why can't you use an SmbFile per thread?  If it's not thread safe then
you've got no other choice but to do that or wrap it and synchronise the
calls. 


John 

> -----Original Message-----
> From: 
> jcifs-bounces+john.baker=barclayscapital.com at lists.samba.org 
> [mailto:jcifs-bounces+john.baker=barclayscapital.com at lists.sam
> ba.org] On Behalf Of Duseja, Sushil
> Sent: 08 December 2008 15:16
> To: Michael B Allen
> Cc: jcifs at lists.samba.org; Rally, Menka
> Subject: [jcifs] RE: Write files to shared location
> 
> Hello Mike,
> 
> Thanks for the response.
> 
> You are right; I am using multiple threads with one SmbFile 
> instance but that is precisely my requirement. I need to use 
> multiple threads for the processing (that includes creating files). 
> 
> Can you please suggest a workaround? Or else, can you please 
> let me know if I can use java.io.File instance for my purpose 
> (creating files at password protected network location)?
> 
> Thanks!
> 
> -----Original Message-----
> From: Michael B Allen [mailto:ioplex at gmail.com]
> Sent: Monday, December 08, 2008 12:50 AM
> To: Duseja, Sushil
> Cc: jcifs at lists.samba.org
> Subject: Re: Write files to shared location
> 
> On Sun, Dec 7, 2008 at 1:45 PM, Duseja, Sushil 
> <sushil.duseja at fiserv.com> wrote:
> > Hello,
> >
> > I am required to write/save (large number of) files 
> (approx. 10000) to
> a
> > (secured) shared drive location (using jCIFS 1.3.1). If a file with
> the same
> > name already exists, a new file needs to be created with an index
> higher
> > than the previous one.
> >
> > I am using the constuctor -
> > SmbFile("smb://domain;username:password@server/..../") or 
> this purpose
> and I
> > can connect to the shared location successfully; however during the
> creation
> > of files, after generating few files, an Smbexception is thrown.
> >
> > Here's the stacktrace:-
> >
> > jcifs.smb.SmbException: The parameter is incorrect.
> >         at jcifs.smb.SmbTransport.checkStatus(SmbTransport.java:542)
> >         at jcifs.smb.SmbTransport.send(SmbTransport.java:644)
> >         at jcifs.smb.SmbSession.sessionSetup(SmbSession.java:356)
> >         at jcifs.smb.SmbSession.send(SmbSession.java:234)
> >         at jcifs.smb.SmbTree.treeConnect(SmbTree.java:161)
> >         at jcifs.smb.SmbTree.send(SmbTree.java:66)
> >         at jcifs.smb.SmbFile.send(SmbFile.java:729)
> >         at jcifs.smb.SmbFile.queryPath(SmbFile.java:1308)
> >         at jcifs.smb.SmbFile.exists(SmbFile.java:1362)
> 
> Unless you're doing something bad like using multiple threads 
> with the same SmbFile instance, the "parameter is incorrect" 
> error should never occur and thus this would be a bug.
> 
> The fastest way to find out what's going on is to get a 
> packet capture. If you do get a packet capture of the error, 
> make sure you send it to me directly. Do not post packet 
> captures to public mailing lists.
> 
> Mike
> 
> PS: It's considered very bad form to use credentials in the 
> URL. Use (and re-use) an NtlmPasswordAuthentication object.
> 
> --
> Michael B Allen
> PHP Active Directory SPNEGO SSO
> http://www.ioplex.com/
> 
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