Hi, We are actually using Castle's Windsor ioc container for dependency injection. I do like the sound of the specification pattern and then we can inject the correct specification in to the object. Cheers all Paul [EMAIL PROTECTED]
> Date: Mon, 12 Feb 2007 20:29:51 +0100> From: [EMAIL PROTECTED]> Subject: Re: > [ADVANCED-DOTNET] Business Rules> To: ADVANCED-DOTNET@DISCUSS.DEVELOP.COM> > > > I would recommend> >> > Domain Driven Design - Evans> > Applying Domain > Driven Design and Patterns - Nilsson> >> > In particular take a look at the > specification and notification patterns.> > I'd like to add the IoC pattern > to look at. It's easy to create> pluggable validation using IoC which means > that you can write the validation> in separated classes and still have > flexible validation in your business> objects, without coupling between > business object class and validator class.> > FB> > >> > Cheers,> >> > Greg> > >> > On 2/12/07, Paul Cowan <[EMAIL PROTECTED]> wrote:> > > Hi,> > > Not sure > if everyone has forgiven me for my last rant which was pretty> wrong> > :-) > but I am looking for some advice to what I guess is a pretty common> > > problem.We are developing an application that will have a lot of business> > > rules that will change quite> > a lot during development. We have a domain > model with aggregation used> quite> > a lot. Now the most advanced I have > ever got with this in the past is to> have> > my POCO implement an IValidate > interface and have the rules hard-coded into> a> > validate method.> > As I > am sure you will agree this is a very inflexible approach.> > >> > > Does > anyone know a better way of approaching this time honoured problem?> > > > Cheers> > > Paul> > > ===================================> > > This list is > hosted by DevelopMentor(r) http://www.develop.com> > >> > > View archives and > manage your subscription(s) at> http://discuss.develop.com> > >> >> >> > --> > > Studying for the Turing test> >> > ===================================> > > This list is hosted by DevelopMentorR http://www.develop.com> >> > View > archives and manage your subscription(s) at http://discuss.develop.com> > > ===================================> This list is hosted by DevelopMentor® > http://www.develop.com> > View archives and manage your subscription(s) at > http://discuss.develop.com =================================== This list is hosted by DevelopMentor® http://www.develop.com View archives and manage your subscription(s) at http://discuss.develop.com
