Does Clean Architecture Have Practical Coding Examples?

2025-11-27 05:03:44 313

3 Réponses

Ruby
Ruby
2025-11-28 11:58:48
Back when I was first learning about Clean Architecture, I stumbled through a ton of abstract diagrams before finding 'Clean Architecture: A Craftsman’s Guide' by Robert C. Martin. The book’s second half is gold—actual code snippets showing how to structure dependencies, with examples like a simple e-commerce system. What clicked for me was seeing the 'boundaries' in action: how the business logic stays untouched while UI and database layers plug into it like interchangeable modules. I even messed around with his GitHub repo (search 'UncleBob’s Clean Architecture examples')—it’s dated but super clarifying.

Later, I found newer adaptations like 'Clean Architecture in Go' or Android samples where devs wrestle with real-world trade-offs. Some get dogmatic about 'pure' Clean Architecture, but the best demos show flexibility—like allowing a tiny domain-layer exception for performance. My takeaway? It’s less about copying examples verbatim and more about borrowing the 'dependency rule' mindset. Once you grasp that core idea, you start spotting places in your own projects where it could untangle spaghetti code.
Miles
Miles
2025-11-30 14:52:54
Clean Architecture examples exist, but the magic happens when you adapt them to your stack. I loved how 'Clean Architecture with .NET Core' reimagined Uncle Bob’s ideas for C#—using MediatR for use cases, Dapper for data access, and keeping controllers razor-thin. The pragmatic approach there acknowledged that sometimes you bend the rules (like returning DTOs directly from repositories) to avoid boilerplate. Open-source projects like 'clean-architecture-manga' (for JavaScript) or 'clean-architecture-swift' also helped me see patterns beyond textbook cases. Pro tip: Search GitHub for 'clean architecture [your language]' and sort by recent commits—the active projects often reveal how the theory evolves in practice.
Xavier
Xavier
2025-12-03 19:15:25
I’ll admit, Clean Architecture sounded like overkill until I saw it save a legacy project. Our team inherited this monolithic app where every change risked breaking three unrelated features. We gradually refactored chunks using Clean Architecture principles, starting with the payment module. The key was isolating the core rules (like 'refunds can’t exceed original payment') into a domain layer, then wrapping it with adapters for Stripe API calls and our janky old database. The book 'Get Your Hands Dirty on Clean Architecture' helped—it’s packed with Spring Boot examples that show how to test domain logic without spinning up a whole web server.

What nobody mentions? The 'practical' part isn’t just about code—it’s about team buy-in. We made cheat sheets showing how new features should flow: from use cases (application layer) down to UI/database, never vice versa. It clicked when junior devs started catching violations during code reviews ('Hey, why’s the view layer importing domain entities directly?').
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