business-logic-layer

How can I implement my existing Business Layer to a SilverLight 4.0 Application?

Hi, Lets assume that I have my own business layer containing my business objects and my business services. And I have decided to create a "SilverLight Business Application" (with SL v 4.0) and I want to use my already used Business Layer from the SL application I plan to develop. I know that I cannot include a project which is not a SL...

Opinion on business logic layer design for window and web based application.

Hi all, I need some opinions on choosing which signatures for my web based business layer function: function void CreateUser(Company UserCompany, string name...) or function void CreateUser(int CompanyID, string name...) If this is a window based I would choose function to take object instead of int because since the company already...