Proxy Pattern - V3

• v3 - 컴포넌트 스캔으로 스프링 빈 자동 등록
• 이번에는 컴포넌트 스캔으로 스프링 빈을 자동 등록해보자.

 

1. OrderRepositoryV3

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@Repository
public class OrderRepositoryV3 {

    public void save(String itemId) {
        if(itemId.equals("ex")){
            throw new IllegalStateException("예외 발생");
        }

        sleep(1000);
    }

    private void sleep(int millis) {
        try {
            Thread.sleep(millis);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

 

 

2. OrderServiceV3

---

@Service
public class OrderServiceV3 {

    private final OrderRepositoryV3 orderRepository;

    public OrderServiceV3(OrderRepositoryV3 orderRepository) {
        this.orderRepository = orderRepository;
    }

    public void orderItem(String itemId) {
        orderRepository.save(itemId);
    }
}

 

 

3. OrderControllerV3

---

@Slf4j
@RestController
public class OrderControllerV3 {

    private final OrderServiceV3 orderService;

    public OrderControllerV3(OrderServiceV3 orderService) {
        this.orderService = orderService;
    }


    @GetMapping("/v3/request")
    public String request(String itemId) {
        orderService.orderItem(itemId);
        return "ok";
    }

    @GetMapping("/v3/no-log")
    public String noLog() {
        return "ok";
    }

}

 

 

준비 끝!

 

4. GitHub :  211123 Proxy 3

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GitHub - bsh6463/Spring_Advanced_2