[Standards] XEP 313 error handling

Kamil Kisiel kamil at kamilkisiel.net
Thu Dec 4 14:11:37 UTC 2014


On Thu, Dec 4, 2014 at 6:00 AM, Dave Cridland <dave at cridland.net> wrote:

>
> On 3 Dec 2014 21:11, "Kurt Zeilenga" <kurt.zeilenga at isode.com> wrote:
> >
> > How does the server, after it has responded to the IQ with a type=result
> stanza, communicate errors in processing the query to the client that might
> subsequently occur.   What if the server is unable to send any subsequent
> stanzas associated with the query?  Is the server expected to hold off
> sending the IQ response until it is reasonable assured that no subsequent
> errors will occur?  That is, to the time in which has compiled all the
> stanzas to sends to the client and is ready to put them to XMPP stream?
> >
> > It seems to me that the IQ response really should come last so that the
> server is able to indicate to the client whether or not is has successfully
> completed the request or failed.   If sent last, then there’s really no
> need for a separate <fin/>.
> >
> > If the IQ response is not last, there there really needs to be some
> method for the server to indicate that it’s not able to provide further
> results.
> >
>
> I think I agree with everything written here. Sending the iq last would be
> best, I think, though I appreciate that's likely to be a protocol bump.
>
> Dave.
>
That's how it was specified in version 0.2, it seems it was changed to
<fin/> in 0.3
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