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woong2e
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Dec 31, 2025
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| // READ: 단건 조회 | ||
| public Product getProduct(Long productid) { | ||
| return productRepository.findById(productid) | ||
| .orElseThrow(() -> new CustomException(ProductErrorStatus._INVALID_PRODUCT)); | ||
| } | ||
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| // READ: 전체 조회 | ||
| public List<Product> getProducts() { | ||
| return productRepository.findAll(); | ||
| } |
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조회 메서드에 @Transactional(readOnly = true)를 명시할 경우 여러 이점이 있습니다!
JPA 관련해서, 코드의 가독성 부분에서,,, 등등
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| public void removeStock(int quantity) { | ||
| if (this.stockQuantity < quantity) { | ||
| // 충분한 재고가 없을 경우 예외 처리 | ||
| throw new IllegalArgumentException("재고가 부족합니다."); | ||
| } | ||
| this.stockQuantity -= quantity; | ||
| } |
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전역적으로 예외처리를 RestControllerAdvice를 통해 하고 있어, 저희 컨벤션에 맞게 Error코드 추가하고 CustomException을 던지는 방식으로 수정하시면 좋을것 같아요!
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