The last step is to create the service interface layer. Again, the steps here are very similar to the steps in Chapter 4, Implementing a WCF Service in the Real World, so you can refer to that chapter for more details.
LINQNorthwindBDOto this new service interface project.
IService1.cs, as follows:
a. Change its filename from
b. Change the interface name from
IProductService, if it is not done for you.
c. Remove the original two service operations ...