Enterprise Application Architecture with .NET Core

Creating the common layer

We will start by creating the common layer first. This layer is the common layer and is referenced by all the other layers. It contains some core classes and helper functions which will be used by each layer. The data access layer will create a database from the entities defined in the common layer. The business layer will use the entities and business objects defined in the common layer to perform data manipulations and the presentation layer will use it to bind the models with the views.

To start with, create a new Class Library (.NET Core) project. Once it is created, we will add a few entities specific to the Tenant Management System:

The following entity will hold user profile information and is derived from ...