分布式锁公共方法
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@ -7,6 +7,34 @@ import org.springframework.stereotype.Component;
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import java.util.UUID;
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/**
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* 分布式锁工具类
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*
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* <p>使用示例:</p>
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* <pre>
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* {@code
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* // 方式1: 简单使用
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* DistributedLockHelper lockHelper = new DistributedLockHelper();
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* if (lockHelper.tryLock("order_create_lock", 30)) {
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* try {
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* // 执行需要加锁的业务逻辑
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* createOrder();
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* } finally {
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* lockHelper.releaseLock("order_create_lock");
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* }
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* }
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*
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* // 方式2: 使用自动续期锁
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* try (DistributedLockHelper.LockHolder lockHolder =
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* lockHelper.tryLockWithAutoRenew("batch_process_lock", 30, 300)) {
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* if (lockHolder != null) {
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* // 执行长时间业务逻辑
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* processBatchData();
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* }
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* }
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* }
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* </pre>
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*/
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@Component
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public class DistributedLockHelper {
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