| | |
| | | import java.util.List; |
| | | import java.util.Map; |
| | | import java.util.Objects; |
| | | import java.util.concurrent.TimeUnit; |
| | | import java.util.stream.Collectors; |
| | | import lombok.RequiredArgsConstructor; |
| | | import lombok.extern.slf4j.Slf4j; |
| | | import org.redisson.api.RLock; |
| | | import org.redisson.api.RedissonClient; |
| | | import org.springframework.stereotype.Service; |
| | | import org.springframework.transaction.annotation.Propagation; |
| | |
| | | */ |
| | | @Override |
| | | @Transactional(propagation = Propagation.REQUIRES_NEW) |
| | | public void returningStock(List<GoodsStockUpdDTO> goodsStockUpdDTOS) { |
| | | public void updGoodsStock(List<GoodsStockUpdDTO> goodsStockUpdDTOS) { |
| | | List<Long> goodsSkuIdList = goodsStockUpdDTOS.stream() |
| | | .map(GoodsStockUpdDTO::getGoodsSkuId) |
| | | .collect(Collectors.toList()); |
| | |
| | | .collect(Collectors.toMap(GoodsStockUpdDTO::getGoodsSkuId, |
| | | GoodsStockUpdDTO::getAuctionStock)); |
| | | for (GoodsSku skus : goodsSkus) { |
| | | String goodsLock = "goods_lock:" + skus.getId(); |
| | | RLock redissonLock = redissonClient.getLock(goodsLock); |
| | | try { |
| | | redissonLock.lock(100, TimeUnit.SECONDS); |
| | | Integer auctionStock = stockMap.get(skus.getId()); |
| | | if (StringUtils.isNotNull(auctionStock) && auctionStock > 0) { |
| | | // 更新商品库存,更新五次失败抛出异常 |
| | |
| | | throw new ServiceException("商品库存回退失败"); |
| | | } |
| | | } |
| | | } finally { |
| | | redissonLock.unlock(); |
| | | } |
| | | } |
| | | |
| | | } |