Based on these thoughts... am I correct in assuming that somewhere Zope3 makes file objects implement IStreamIterator?
And if that is indeed the case, would this approach work the same way on both Zope2.x and Zope3.x ? - Rocky On Thu, 2006-20-04 at 03:54 -0400, Chris McDonough wrote: > On Apr 20, 2006, at 3:54 AM, Philipp von Weitershausen wrote: > > > Chris McDonough wrote: > >> Actually, "stream iterator" support is independent of blobs. > > > > Right. Also, dealing with long-living requests or dribbling data piece > > by piece is substantially something different than streaming large > > data > > to the user agent without holding application resources forever. > > I'm not > > sure Zope 2 actually differentiates between those two. > > It indeed does. The former is implemented as RESPONSE.write, the > latter is implemented as returning something implementing > IStreamIterator to the publisher. > > > > >> There was some talk a while back about Zope 3 implementing some > >> form of > >> "IResult" interface that allowed for streaming. I'm not sure > >> where that > >> ended up, though. I seem to remember Jim checking something in. > > > > Yes, there is support for streaming large data without holding > > application resources. What you do is write the data to a (temp) > > file and > > return the file object. The zope.publisher will know what to do. The > > "IResult" interface was made private and nowadays just an > > implementation > > detail. > > Right, now I remember. Thanks. > > - C -- Rocky Burt AdaptiveWave - Content Management as a Service http://www.adaptivewave.com Content Management Made Simple _______________________________________________ Zope3-users mailing list Zope3firstname.lastname@example.org http://mail.zope.org/mailman/listinfo/zope3-users