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Subject: Re: [ws-rx] Head to head comparison of all three MakeConnection variants
Gil Or you could say that the new proposal supports everything MC+SeqID did, plus supports the key use cases from MC+AnonURI, while resolving the raised issues and also doing this in a single mechanism. Paul Gilbert Pilz wrote: > In an effort to clarify where/why BEA stands on PR001 I have written the > attached article comparing all three variants off the MakeConnection > feature (Sequence-ID, RM-Anon, and PR001 proposal). I scoped the > comparison to the two (count them!) use cases BEA actually cares about. > I concentrated on two major implementation aspects: > > 1.) How does the server-side RMS assign message(s) to the server->client > sequence? > > 2.) How does the MakeConnection message select which message(s) should > be returned over the back-channel. > > For those of you too busy to read the article here's the conclusions: > ------- > The only effective difference between the PR001 Mechanism and the > Sequence-ID Mechanism is that the former allows for the dynamic creation > of new server->client sequences. Since none of the use cases of interest > to BEA require this capability, this difference is irrelevant in the > scope of this analysis. Given that the PR001 Mechanism is more > complicated than the Sequence-ID Mechanism, BEA sees no compelling > reason to replace the Sequence-ID Mechanism with the PR001 Mechanism. > Furthermore the RM-Anon Mechanism is preferable to both the Sequence-ID > Mechanism and the PR001 Mechanism due to the fact that it is more > flexible with respect to assigning response messages to "back-sequences" > and does not require the server-side RM handler to track the > relationship between request and response messages. > > - gp > > <<MC-Head2Head.zip>> > -- Paul Fremantle VP/Technology and Partnerships, WSO2 OASIS WS-RX TC Co-chair http://bloglines.com/blog/paulfremantle paul@wso2.com (646) 290 8050 "Oxygenating the Web Service Platform", www.wso2.com
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