Fantastic MIchael! It would be so great if you could post the questions+answers on the Apache Wave Wiki.
On Sun, Jan 8, 2012 at 8:00 PM, Michael MacFadden < michael.macfad...@gmail.com> wrote: > Thank, > > I think I have figured out everything except for my question #1, by > debugging the code. Still looking for an answer for that one. > > I do have a new question. It has been said that the conversation model > (specifically the blip documents) are represented as "annotated" XML > documents. I haven't actually seen an example of a blip document with > annotations. Nor does it appear that the documents actually live anywhere > as XML. I see the object model of document floating around, and I see that > they are serialized in a semi binary format to the delta file store, but I > haven't actually seen them represented as annotated XML anywhere. > > Mainly I am interested in seeing an example of a blip document represented > as XML with annotations. Does this exist anywhere? > > ~Michael > > On Jan 7, 2012, at 10:57 PM, Alex North wrote: > > > Hi Michael, > > > > I've been intending to send you some good answers to these questions. I'm > > just struggling to carve out the time to drag up the memories and give > you > > the info you need. But I still intend to! Hassle me, and feel free to > send > > more questions as they come up. > > > > On Wed, Dec 28, 2011 at 3:24 AM, Michael MacFadden < > > michael.macfad...@gmail.com> wrote: > > > >> All, > >> > >> I have been trying to dig in to the CC and OT concept in wave, so I can > >> start to work on that section of the code. It seems like we have been > >> focusing on the UI and I want to make sure we have coverage in the CC > >> stack. I have read all of the OT literature, so I am fairly well > versed in > >> OT in general, but some of the specifics of the WaiB implementation are > a > >> little fuzzy. > >> > >> Right now I am working on understanding composition and how we infer the > >> servers path. I have a few questions. > >> > >> 1) In order to compose operations I assume they don't have to have the > >> same document width (how could they for successive inserts for example), > >> but I assume they would need to span the same line? Is that right? In > >> other words you wouldn't compose operations from one paragraph with > >> operations from another? Is the desire to compose one of the driving > >> reasons for the retain operation? > >> > >> > >> 2) When we send out "first" operation over to the server and we are in a > >> holding pattern buffering client operations, are these operations always > >> composed together and then sent over as a single operation when we get > the > >> ACK from the server. It seems like we can only send one operation to > the > >> server at a time, however the on line material implies that when we get > and > >> ACK we send over ALL buffered operations. This seems to be > contradictory. > >> If we have buffered 4 operations, it seems like we can send all of them > as > >> four individual operations. > >> > >> > >> 3) Is there a run down of how the CurrencyControl class does point #2 > >> anywhere. I see the unacknowledged, the inferredServerPath, and the > >> clientOperationsQueue objects and get a lose impression of how these are > >> managed but any help with regard to incoming server operations while we > >> have an operation in flight would be appreciated. Specifically what > >> transformations are performed on which object structures when we get a > new > >> operation form there server, and where / when is composition happening. > >> > >> > >> 4) How exactly are the hashed versions designed? There seems to be a > >> monotonic scalar version number and a hash? I want to make sure I > >> understand how both are generated and how both are used. > >> > >> > >> If any of this is well documented, please let me know where I could find > >> it. If it is not, I would volunteer to document this as I work through > it. > >> Thanks in advance. > >> > >> Michael > >
