Modern software architecture is full of metaphors—and none may be as visually striking as the Onion Architecture. But what does it really mean when we talk about “layers,” “abstractions,” and “interfaces”? In this article, we’ll unravel these concepts and explore the foundational principles that shape robust, flexible systems. Peeling Back the Onion The Onion Architecture… Continue reading The Onion, the Layer, and the Interface
Tag: clean code
The Interface Is Owned by the Client
This one is a less known principle, but with great implications. It is related to the Interface Segregation Principle, as well as to the Dependency Inversion Principle. It also dictates where interfaces should live in a multiple assembly architecture. This is going to be interesting, so hang on to your keyboards. What Do You Mean?… Continue reading The Interface Is Owned by the Client
The Single Responsibility Principle
Definition According to Wikipedia the Single Responsibility Principle is a computer program principle that states that “A module should be responsible to one, and only one, actor”. Robert C. Martin, the originator of the term, expresses the principle as “A class should have only one reason to change”. In my experience as an interviewer, I… Continue reading The Single Responsibility Principle
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