RE: Exchange type issue

Can someone please tell me the real difference between a notify and a in-only? If I have two participants A and B, when and why
would I use notify instead of in-only if B needs to interact with A without a preceeding "request"?


Martin.


>-----Original Message-----
>From: Charlton Barreto [mailto:charlton_b@mac.com] 
>Sent: Sunday, November 05, 2006 10:57 PM
>To: Monica J. Martin
>Cc: Steve Ross-Talbot; Martin Chapman; 'Gary Brown'; 
>'WS-Choreography List'
>Subject: Re: Exchange type issue
>
>
>Monica J. Martin wrote:
>>
>>> Steve Ross-Talbot wrote: Monica,
>>> I take your point about religiosity. As regards clarity around the
>>> new exchange type and semantics I do not think it changes the  
>>> semantics of anything in WS-CDL at all. Rather it makes explicit  
>>> something that is today implicit. So in a sense it tidies things up.
>>>
>>> Cheers
>>> Steve T
>>
>> We have yet to consider that the only difference is the 'respond' is
>> not tied to a 'request.' Therefore, this could be accommodated by 
>> allowing a respond that may or may not be tied to a request. As Gary 
>> said there is no other difference.  Thanks.
>>
>True, there is no other difference. However, having the new exchange 
>type makes explicit the exchange pattern represented by the choreo. As 
>there is no semantic difference, I see no logical reason not 
>to have the 
>new exchange type.
>
>-Charlton.
>