Chapter 8. Implementing Entity Validation

In This Chapter

• Validation Framework

• Customizing Entity Framework Code Generation

• Automated Testing

• Declarative Validation

• Imperative Validation

• Validating Multiple Rules

• Validating Entity State Changes

Validation of entities is one of the key aspects of business logic. The .NET Framework introduced a new validation framework in Service Pack 1 of version 3.5, at the same time the first version of Dynamic Data was released. This framework is implemented in the System.ComponentModel.DataAnnotations namespace and contains a set of attributes and classes for validating objects and their properties.

The Data Annotations namespace is defined in a separate assembly called System.ComponentModel.DataAnnotations ...

Get ASP.NET Dynamic Data Unleashed now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.

Start your free trial