On Mon, Nov 1, 2010 at 10:42 AM, Andrew Ballard <aballard@xxxxxxxxx> wrote: > Right up to here, it sounded more like an interface than an abstract base > class. > I think there's an interface in there *and* a basic (HTTP? RPC?) implementation that receives and dispatches the messages. I would split these responsibilities into two separate classes which would allow you to wire up the services to different dispatchers over time. But to your original question, Richard, I agree with Nathan. Go with the solution that is both easy to code and and easy to read, especially given that the API is quite static. David