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Re: How to find the members of an LDPC?

From: Henry Story <henry.story@bblfish.net>
Date: Thu, 7 Nov 2013 18:53:35 +0100
Cc: Eric Prud'hommeaux <eric@w3.org>, Steve K Speicher <sspeiche@gmail.com>, Alexandre Bertails <bertails@w3.org>, Linked Data Platform WG <public-ldp-wg@w3.org>
Message-Id: <29227164-CFD3-4A2E-A5C9-07E78B7DA1F6@bblfish.net>
To: Erik Wilde <Erik.Wilde@emc.com>

On 7 Nov 2013, at 18:36, Wilde, Erik <Erik.Wilde@emc.com> wrote:

> hello eric.
> 
> On 2013-11-06, 14:53 , "Eric Prud'hommeaux" <eric@w3.org> wrote:
>> Yeah, the client shared it after getting it back from the server that
>> created the resource, or some other client interrogated the container
>> and found some member which matched some interesting properties.
>> The text I was replying to is included above: "But that only allows
>> the client that POSTed the resource to know the address of the LDPR
>> created. It would be useful if other clients could also find that
>> resource by asking the LDPC." This implies to me that some other
>> client is known to be interested in a resource as it is created.
>> What protocol does this imply? Is it that some client subscribes to
>> every new resource created by POST to a container? Is it that it has a
>> special pairing with the POSTing client but the POSTing client won't
>> share the newly created resource?
> 
> looking at it from a feedish perspective again: a variety of protocol
> models can be based on collection/item patterns, but the ability to
> discover new resources via hypermedia controls seems like the necessary
> first step without which nothing else will work.
> 
> in feed-land, there's no push. when clients pull, they may find new
> resources. if a new URI shows up, something new has been created.
> 
> a little while ago, PuSH was suggested that would move this to a push
> model based on hubs that clients can subscribe to, and then there's a
> callback-driven protocol. but the latest PuSH draft totally went off the
> reservation and has hollowed out the protocol beyond anything meaningful
> (i guess executives would now talk about it as a "protocol framework"), so
> maybe PuSH is not such a great pick anymore.
> 
> regardless of the protocol and the interactions you're trying to support
> through it, the ability to discover resources seems like a REST 101
> feature that might be the first thing that anybody using LDP would want to
> have.

+1 ( Just needed to say so, since we have often disagreed :-) 


> cheers,
> 
> dret.


> 

Social Web Architect
http://bblfish.net/
Received on Thursday, 7 November 2013 17:54:07 UTC

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