Beginning ASP.NET 3.5 in C# 2008: From Novice to Professional, Second Edition

23.7. The Last Word

The examples in this chapter demonstrate safe, solid ways to create components and integrate them into your website. As you can see, these objects respect the rules of encapsulation, which means they do a specific business task, but they don't get involved in generating the user interface for the application. For example, the DBUtil class uses ADO.NET code to retrieve records or update a database. It's up to other controls, such as the GridView and DetailsView, to provide the presentation.