What is Clean Architecture concept in software design?

Summary

Clean Architecture is a design paradigm that advocates for separating the business logic of a software system from its user interface and data layers to enhance maintainability and scalability.

Abstract

Clean Architecture is an architectural pattern aimed at creating software systems that are independent of UI, databases, and other external agencies. It emphasizes the centrality of business logic in the software design process. By isolating core business rules and use cases, the system becomes more adaptable to changes in those external elements. This design approach is underpinned by SOLID principles and the separation of concerns, ensuring that each part of the software addresses a single aspect of the functionality. The outcome is a system that is easier to test, maintain, and evolve, as the business logic remains untouched by alterations in frameworks or infrastructure.

Opinions

Clean Architecture prioritizes the business domain over technical details, advocating for a business-centric development approach.
The pattern is closely aligned with SOLID principles, particularly the single responsibility principle, which is seen as key to achieving a clean separation of concerns.
It is considered beneficial for building maintainable and scalable systems, as it simplifies testing and long-term maintenance.
The separation of business logic from UI and infrastructure is deemed essential for focusing development efforts on core functionality without interference from external elements.

What is Clean Architecture concept in software design?

Clean Architecture is an architectural pattern that separates the dependencies of a software system into distinct layers or components. The idea behind Clean Architecture is to separate the business logic of a software system from its interface and infrastructure so that the business logic can be tested and maintained independently from the interface and infrastructure.

Clean Architecture is based on the idea that software systems should be built around the business domain, rather than around the frameworks and technologies that are used to build the system. This means that the business logic of the system should be isolated from the details of the user interface, the database, and other infrastructure elements.

Clean Architecture is often associated with the SOLID principles of object-oriented design, which emphasize the separation of concerns and the single responsibility principle. It is also closely related to the separation of concerns principle in software engineering, which states that a software system should be divided into distinct parts, each of which addresses a separate concern.

Clean Architecture is a useful pattern for building maintainable and scalable software systems. It can help developers to focus on the core business logic of the system and make it easier to test and maintain the system over time.