- From: Anish Karmarkar <Anish.Karmarkar@oracle.com>
- Date: Thu, 09 Feb 2006 12:23:54 -0800
- To: Mark Nottingham <mnot@mnot.net>
- CC: Mark Little <mark.little@jboss.com>, Paul Fremantle <pzfreo@gmail.com>, public-ws-addressing@w3.org
Mark, Isn't that a general problem that exists, not just with wsa:From but with wsa:ReplyTo, wsa:FaultTo, and wsa:To as well? -Anish -- Mark Nottingham wrote: > > Speaking just as me... > > It sounds like there are a lot of potential use cases for From. > > What's less than clear is whether they're compatible; i.e., if WS-Foo > says wsa:From should contain a URI that corresponds to the MAC address > of your ethernet controller, WS-Bar says wsa:From should contain a > urn:uuid for your service (as we're already seeing from our friends > from the North, apparently), and WS-Baz says it should be your IP > address, how do you use these specifications in a "composable" fashion? > > Of course, From could changed to allow more than one URI, but then how > do you pick which one is the appropriate one? E.g., if I see three > http:// URIs in there, which one is MY From? > > Smashing a bunch of different use cases into one vague semantic bucket > isn't interoperable; it's asking for trouble. I see no reason why these > different cases can't specify different headers to contain the > information they need; yes, WS-Addressing is one boat that they could > hop onto on the way to standards paradise, but there are others. > > Cheers, > > > On 2006/02/08, at 4:11 AM, Mark Little wrote: > >> >> +1 >> >> I don't see what it adds in removing it, but I can see what it >> removes by removing it. >> >> Mark. >> >> >> Paul Fremantle wrote: >> >>> Hi >>> >>> I'd like to write in support of wsa:From. >>> >>> 1) A lot of mediation (SLA provision, security checks, etc) is based >>> on who/where the message came from. From is useful for that. >>> 2) WSA makes WS-* much more "peer-to-peer". But knowing where a >>> message comes from is a key part of that. >>> >>> For example we in Apache Synapse are allowing users to do custom >>> routing based on wsa:From. >>> >>> Paul >>> >>> -- >>> Paul Fremantle >>> VP/Technology, WSO2 and OASIS WS-RX TC Co-chair >>> >>> http://bloglines.com/blog/paulfremantle >>> paul@wso2.com <mailto:paul@wso2.com> >>> >>> "Oxygenating the Web Service Platform", www.wso2.com <http:// >>> www.wso2.com> >> >> >> > > > -- > Mark Nottingham http://www.mnot.net/ > >
Received on Thursday, 9 February 2006 20:24:59 UTC