What is business logic known for in a business domain setup?
In computer software, business logic or domain logic is the part of the program that encodes the real-world business rules that determine how data can be created, stored, and changed.
Is repository in domain layer?
Repository interface belongs to the domain layer since it plays the roles of defining the operations on Entity required for implementing business logic (Service).
What logic should be in a controller?
Controllers should be very light on domain logic. Controllers should delegate tasks such as retrieving a record from the data store by way of an abstracted service/repository layer and passing data back into the data store by the same (or related) service.
What is the purpose of domain / business logic in C #?
The constructor for the MovieRating class is marked internal restricting who can create instances of this class to code inside the same Assembly as the class. The RateMovie method on the User class is public and is the only thing that creates the MovieRating objects.
How are business classes enforce business logic in C #?
I’ve put comments in the C# code to illustrate how the Business classes (User, Movie and MovieRating) enforce business logic. The constructor for the MovieRating class is marked internal restricting who can create instances of this class to code inside the same Assembly as the class.
What is the purpose of a repository in C #?
A Repository’s main purpose is to provide a layer of abstraction between persistence and your code. Switching database vendors, or even storage mediums (database, flat file, web service, etc) shouldn’t matter outside of your Repository classes.
What’s the purpose of separating business logic from persistence?
The purpose of separating business logic from persistence logic is so you can apply business logic without worrying about persistence. Maybe you’ve got a data import. Unit tests then don’t need a database just to validate business rules. None of these have anything to do with inserting, updating, selecting or deleting data in the database.