Re: [soa-rm-ra] Policy Types

[Rex Brooks <rexb@starbourne.com>]

I'm catching up with late, but this difference between what can be 
represented as a policy and what can be represented as a 
management/system prerogative seems an important distinction to draw.

Cheers,
Rex

At 12:59 PM -0700 6/2/08, Francis McCabe wrote:
>I have ben thinking about Don's policies.
>
>To me, they are not policies in the same sense that we have talked 
>about. More like business logic.
>
>However, having said that, there may be as a good reason to 
>articulate business logic as there is policy. I would note that many 
>people consider technologies like BPEL to be exactly that: ways of 
>encoding business logic in a language that is closer to the decision 
>makers. (Personally, I do not think that BPEL is all that good for 
>that; but hey its in XML so it must be good)
>
>The kinds of constraint that show up in business logic are not nec. 
>the same as show up in security or admin policies. In order for us 
>to architect a 'customer discount policy' for example, or a 
>'shipping policy', requires a transparency to capability that we 
>have not considered before.
>
>I.e., if we wanted to describe and enforce that kind of business 
>logic, then architecturally, the issue of which shipping policy one 
>might use would have to be brought out of the service capability in 
>such a way that we could establish the link.
>
>To do that, we would need to have a stronger idea of what processing 
>takes place.
>
>I.e., in the mantra of knowing who is doing what to whom; we would 
>need to be able to decide what in as much detail as whom.
>
>Frank
>P.S. apologies if this seems too meandering.
>
>
>
>On Jun 2, 2008, at 11:39 AM, Don Flinn wrote:
>
>>Beware you carbon-based entities!  It won't be too long -
>>
>>Sincerely,
>>R2D2 (aka Don)
>>
>>Ken Laskey wrote:
>>>except T4 will be the good guy
>>>
>>>
>>>On Jun 2, 2008, at 11:50 AM, Duane Nickull wrote:
>>>
>>>>Does this mean we'll see "T4 - the rise of SOA" in a theatre soon?
>>>>
>>>>;-)
>>>>
>>>>On 02/06/08 8:28 AM, "michael.poulin@uk.fid-intl.com 
>>>><mailto:michael.poulin@uk.fid-intl.com>" 
>>>><michael.poulin@uk.fid-intl.com 
>>>><mailto:michael.poulin@uk.fid-intl.com>> wrote:
>>>>
>>>>>Don wrote:
>>>>>One of the purposes of SOA is to facilitate the replacement of 
>>>>>humans by machines.
>>>>
>>>>--
>>>>**********************************************************************
>>>>"Speaking only for myself"
>>>>Senior Technical Evangelist - Adobe Systems, Inc.
>>>>Blog - http://technoracle.blogspot.com
>>>>Community Music - http://www.mix2r.com
>>>>My Band - http://www.myspace.com/22ndcentury
>>>>Adobe MAX 2008 - 
>>>>http://technoracle.blogspot.com/2007/08/adobe-max-2008.html
>>>>**********************************************************************
>>>
>>>-----------------------------------------------------------------------------
>>>Ken Laskey
>>>MITRE Corporation, M/S H305      phone: 703-983-7934
>>>7515 Colshire Drive                         fax:       703-983-1379
>>>McLean VA 22102-7508
>>>
>>>
>>>
>>>
>>
>>--
>>Don Flinn
>>President
>>Mansurus LLC
>>e-mail: flinn@alum.mit.edu
>>Tel: 781-856-7230
>>http://mansurus.com
>>
>>
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Rex Brooks
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