public PlaceOrderUseCase(OrderRepository repo, Presenter presenter) { this.repo = repo; this.presenter = presenter; }
private final OrderRepository repo; // Interface defined HERE, implemented in outer layer private final Presenter presenter; arquitectura limpia robert c martin pdf full
public void execute(RequestData request) { // 1. Validate business rules (Entities) Customer customer = repo.findCustomerById(request.customerId); Order order = new Order(customer, request.items); // 2. Calculate total Total total = order.calculateTotal(); // 3. Pass to presenter to show output ResponseModel response = new ResponseModel(order.getId(), total.value()); presenter.present(response); } } public PlaceOrderUseCase(OrderRepository repo
// This is the "Use Case" layer (Innermost) // No HTTP, No DB, No Frameworks. public class PlaceOrderUseCase implements InputBoundary { Presenter presenter) { this.repo = repo