[jcifs] Can JCIFS subscribe to a file change modification from SMB?

[Michael B Allen]

True. Msrpc is not applicable. Thx for the correction.

M
On Nov 14, 2012 12:32 PM, "Christopher R. Hertel" <crh at ubiqx.mn.org> wrote:

> The NT_TRANSACT_NOTIFY_CHANGE request is an SMB transaction, not an MS-RPC
> call.  It is carried within an SMB_COM_NT_TRANSACT exchange, and MS-RPC
> messages are transported over SMB_COM_TRANSACTIONs which are a little bit
> different.
>
> The SMB and MS-RPC mechanisms are quite similar, however, and that may be
> what Mike means here.
>
> Note that any outstanding notification request counts against the
> MaxMpxCount limit.
>
> Chris -)-----
>
> On 11/14/2012 10:51 AM, Michael B Allen wrote:
>
>> On Thu, Oct 11, 2012 at 3:39 PM, rickbliss <rick.blss at gmail.com> wrote:
>>
>>> It looks as though SMB supports a notification event when a directory is
>>> changed [http://msdn.microsoft.com/en-**us/library/ee380523(prot.20).**
>>> aspx <http://msdn.microsoft.com/en-us/library/ee380523(prot.20).aspx>] ;
>>> however, i am having diffuculty implementing this with JCIFS.  i dont
>>> want
>>> to store an array and poll for changes, i would think that JCIFS could
>>> subscribe , or recognize a change event?  Please help.
>>>
>>
>> Hi Rick,
>>
>> JCIFS does not implement the file change event part of the protocol.
>>
>> But it does have a pretty good MS-RPC framework under the hood that
>> users have been successful in using to implement new functionality.
>> You could add a method like
>> SmbFile.addNotifyHandler(**FileChangeHandler) and then call-back if
>> something changes and so on. Look at jcifs.smb.SID.getServerSid as a
>> good self-contained starting point for making an MS-RPC call. If you
>> do the work, please post a patch.
>>
>> Also look in the patches directory to make sure someone has not
>> already submitted the work.
>>
>> Mike
>>
>>
> --
> "Implementing CIFS - the Common Internet FileSystem" ISBN: 013047116X
> Samba Team -- http://www.samba.org/     -)-----   Christopher R. Hertel
> jCIFS Team -- http://jcifs.samba.org/   -)-----   ubiqx development,
> uninq.
> ubiqx Team -- http://www.ubiqx.org/     -)-----   crh at ubiqx.mn.org
> OnLineBook -- http://ubiqx.org/cifs/    -)-----   crh at ubiqx.org
>
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