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Articles by recordPayment Log

分布式锁和分布式事务-CSDN博客

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By long waitTime, long leaseTime, TimeUnit unit, recordPayment Log
| CSDN
分布式锁的主要应用场景 防止重复操作：如订单重复提交、支付重复处理 资源独占访问：如库存扣减、优惠券领取 定时任务调度：确保集群中只有一个节点执行定时任务 分布式缓存更新：防止缓存击穿 分布式锁实现 - 基于Redis的库存扣减 @Service public class InventoryService{ private static final String LOCK_KEY_PREFIX = "inventory_lock:"; private static final long LOCK_EXPIRE_TIME = 30000; @Autowired private RedisTemplate<String, String> redisTemplate; @Autowired private InventoryMapper inventoryMapper; public boolean reduceInventory(Long productId,int quantity){ String lockKey = LOCK_KEY_PREFIX + productId;...
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