fix: 재고 차감 시나리오 예외 처리 #12
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Cache miss가 발생하는 경우, DB에서 재고 데이터 동기화를 합니다.
f-lab-nolan
reviewed
May 2, 2025
| if(!stockRedisRepository.isExisted(productId)) { | ||
| Long dbQuantity = stockJpaRepository.findQuantityByProductId(productId) | ||
| .orElseThrow(() -> new BusinessException(ErrorCode.PRODUCT_NOT_FOUND)); | ||
| stockRedisRepository.setIfAbsentWithTTL(productId, dbQuantity, Duration.ofSeconds(30)); |
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나중에 admin( 판매자가 사용하는 화면에서 재고 관리할때 영향을 주지 않게 설계해야함)
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