SpringSpring 고급편Proxy 패턴

Spring 핵심원리 고급편 - Proxy 패턴 컴포넌트 스캔으로 자동 빈 등록

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Spring 핵심원리 고급편 - Proxy Pattern 컴포넌트 스캔으로 자동 빈 등록

@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 ex){
            ex.printStackTrace();
        }
    }
}
@Service
public class OrderServiceV3 {
    private final OrderRepositoryV3 orderRepository;

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

    public void orderItem(String itemId) {
        orderRepository.save(itemId);
    }
}
@RestController
@Slf4j
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";
    }
}
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