Re: [wsrp-coord] Issue #20 Discussion - Is subscription just a boolean(i.e. all or none)?

[Subbu Allamaraju <subbu@bea.com>]

> I think this discussion should start with what are the available 
> categories of choices and then narrow in on the v2 solution. Here are 
> the ones obvious to me:
> 
> 1. No subscriptions. In this case the Consumer will receive all events 
> that a portlet generates even if the Consumer is not one that 
> distributes events.
> 
> 2. Boolean subscriptions: In this case the Consumer indicates whether or 
> not it distributes events (possible refinement ... distributes only 
> simple events) and the portlet/producer uses this to filter the response 
> message (i.e. potentially reduce network bandwidth consumption)
> 
> 3. Per event type subscription: In this case the Consumer indicates 
> exactly which events it desires to receive (by QName) and the 
> portlet/producer uses this list to filter whether or not a generated 
> event gets placed into the response message.
> 
> Any other useful categories of event subscription people can think of?

I find (2) and (3) attractive. It may add some complexity for the 
consumer, but I think Consumer implementations will have some clue 
beforehand.

Regards,

Subbu