[Zope-dev] ZODB change notifications

[Laurence Rowe]

Rowan Woodhouse wrote:
> Hi,
> 
> I've got two clients accessing the same object at the same time (one is 
> Zope and the other is a worker interfacing to another system). In the 
> worker client I need to detect a change to the value of an attribute 
> made by the Zope client. I can do this by polling the value of the 
> attribute that I'm interested in but I am wondering if there is a more 
> elegant and efficient way of doing this.
> 
> Any ideas?

Perhaps try hooking into the ZEO cache invalidation mechanism.

Laurence