{"id":3003,"date":"2023-07-17T10:16:37","date_gmt":"2023-07-17T02:16:37","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=3003"},"modified":"2023-07-17T10:16:38","modified_gmt":"2023-07-17T02:16:38","slug":"spring-boot%e9%a1%b9%e7%9b%ae%e4%b8%ad%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81%e5%ae%9e%e7%8e%b0%e6%96%b9%e6%a1%88%ef%bc%9aredisson","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/spring-boot\/spring-boot%e9%a1%b9%e7%9b%ae%e4%b8%ad%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81%e5%ae%9e%e7%8e%b0%e6%96%b9%e6%a1%88%ef%bc%9aredisson\/","title":{"rendered":"Spring Boot\u9879\u76ee\u4e2d\u5206\u5e03\u5f0f\u9501\u5b9e\u73b0\u65b9\u6848\uff1aRedisson"},"content":{"rendered":"<section><\/section>\n<section style=\"font-size: 16px; color: black; padding-right: 10px; padding-left: 10px; line-height: 1.6; letter-spacing: 0px; word-break: break-word; text-align: left; font-family: Optima-Regular, Optima, PingFangSC-light, PingFangTC-light, 'PingFang SC', Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\" data-website=\"https:\/\/www.mdnice.com\">\n<h3 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">1.Redisson\u662f\u4ec0\u4e48<\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Redisson<\/code>\u662f\u4e00\u4e2a\u5728Redis\u7684\u57fa\u7840\u4e0a\u5b9e\u73b0\u7684Java\u9a7b\u5185\u5b58\u6570\u636e\u7f51\u683c\uff08In-Memory Data Grid\uff09\u3002\u5b83\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u5206\u5e03\u5f0f\u7684Java\u5e38\u7528\u5bf9\u8c61\uff0c\u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5206\u5e03\u5f0f\u670d\u52a1\u3002\u5176\u4e2d\u5305\u62ec(<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">BitSet<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Set<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Multimap<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">SortedSet<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Map<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">List<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Queue<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">BlockingQueue<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Deque<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">BlockingDeque<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Semaphore<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Lock<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">AtomicLong<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">CountDownLatch<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Publish \/ Subscribe<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Bloom filter<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Remote service<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Spring cache<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Executor service<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Live Object service<\/code>, <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Scheduler service<\/code>) Redisson\u63d0\u4f9b\u4e86\u4f7f\u7528Redis\u7684\u6700\u7b80\u5355\u548c\u6700\u4fbf\u6377\u7684\u65b9\u6cd5\u3002Redisson\u7684\u5b97\u65e8\u662f\u4fc3\u8fdb\u4f7f\u7528\u8005\u5bf9Redis\u7684\u5173\u6ce8\u5206\u79bb\uff08Separation of Concern\uff09\uff0c\u4ece\u800c\u8ba9\u4f7f\u7528\u8005\u80fd\u591f\u5c06\u7cbe\u529b\u66f4\u96c6\u4e2d\u5730\u653e\u5728\u5904\u7406\u4e1a\u52a1\u903b\u8f91\u4e0a\u3002<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"display: block; margin-right: auto; margin-left: auto;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-07-17\/10-08-24\/2023071710082489891397b.png\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.7277777777777777\" data-type=\"png\" data-w=\"1080\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"display: block; margin-right: auto; margin-left: auto;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-07-17\/10-08-24\/2023071710082489891397b.png\" data-ratio=\"0.7277777777777777\" data-type=\"png\" data-w=\"1080\" \/><\/noscript><\/figure>\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 25px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; color: #010101;\"><strong style=\"color: black;\">Netty \u6846\u67b6<\/strong>\uff1aRedisson\u91c7\u7528\u4e86\u57fa\u4e8eNIO\u7684Netty\u6846\u67b6\uff0c\u4e0d\u4ec5\u80fd\u4f5c\u4e3aRedis\u5e95\u5c42\u9a71\u52a8\u5ba2\u6237\u7aef\uff0c\u5177\u5907\u63d0\u4f9b\u5bf9Redis\u5404\u79cd\u7ec4\u6001\u5f62\u5f0f\u7684\u8fde\u63a5\u529f\u80fd\uff0c\u5bf9Redis\u547d\u4ee4\u80fd\u4ee5\u540c\u6b65\u53d1\u9001\u3001\u5f02\u6b65\u5f62\u5f0f\u53d1\u9001\u3001\u5f02\u6b65\u6d41\u5f62\u5f0f\u53d1\u9001\u6216\u7ba1\u9053\u5f62\u5f0f\u53d1\u9001\u7684\u529f\u80fd\uff0cLUA\u811a\u672c\u6267\u884c\u5904\u7406\uff0c\u4ee5\u53ca\u5904\u7406\u8fd4\u56de\u7ed3\u679c\u7684\u529f\u80fd<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; color: #010101;\"><strong style=\"color: black;\">\u57fa\u7840\u6570\u636e\u7ed3\u6784<\/strong>\uff1a\u5c06\u539f\u751f\u7684Redis <code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Hash<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">List<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Set<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">String<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Geo<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">HyperLogLog<\/code>\u7b49\u6570\u636e\u7ed3\u6784\u5c01\u88c5\u4e3aJava\u91cc\u5927\u5bb6\u6700\u719f\u6089\u7684<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u6620\u5c04\uff08Map\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u5217\u8868\uff08List\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u96c6\uff08Set\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u901a\u7528\u5bf9\u8c61\u6876\uff08Object Bucket\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u5730\u7406\u7a7a\u95f4\u5bf9\u8c61\u6876\uff08Geospatial Bucket\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u57fa\u6570\u4f30\u8ba1\u7b97\u6cd5\uff08HyperLogLog\uff09<\/code>\u7b49\u7ed3\u6784\uff0c<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; color: #010101;\"><strong style=\"color: black;\">\u5206\u5e03\u5f0f\u6570\u636e\u7ed3\u6784<\/strong>\uff1a\u8fd9\u57fa\u7840\u4e0a\u8fd8\u63d0\u4f9b\u4e86\u5206\u5e03\u5f0f\u7684\u591a\u503c\u6620\u5c04\uff08Multimap\uff09\uff0c\u672c\u5730\u7f13\u5b58\u6620\u5c04\uff08LocalCachedMap\uff09\uff0c\u6709\u5e8f\u96c6\uff08SortedSet\uff09\uff0c\u8ba1\u5206\u6392\u5e8f\u96c6\uff08ScoredSortedSet\uff09\uff0c\u5b57\u5178\u6392\u5e8f\u96c6\uff08LexSortedSet\uff09\uff0c\u5217\u961f\uff08Queue\uff09\uff0c\u963b\u585e\u961f\u5217\uff08Blocking Queue\uff09\uff0c\u6709\u754c\u963b\u585e\u5217\u961f\uff08Bounded Blocking Queue\uff09\uff0c\u53cc\u7aef\u961f\u5217\uff08Deque\uff09\uff0c\u963b\u585e\u53cc\u7aef\u5217\u961f\uff08Blocking Deque\uff09\uff0c\u963b\u585e\u516c\u5e73\u5217\u961f\uff08Blocking Fair Queue\uff09\uff0c\u5ef6\u8fdf\u5217\u961f\uff08Delayed Queue\uff09\uff0c\u5e03\u9686\u8fc7\u6ee4\u5668\uff08Bloom Filter\uff09\uff0c\u539f\u5b50\u6574\u957f\u5f62\uff08AtomicLong\uff09\uff0c\u539f\u5b50\u53cc\u7cbe\u5ea6\u6d6e\u70b9\u6570\uff08AtomicDouble\uff09\uff0cBitSet\u7b49Redis\u539f\u672c\u6ca1\u6709\u7684\u5206\u5e03\u5f0f\u6570\u636e\u7ed3\u6784\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; color: #010101;\"><strong style=\"color: black;\">\u5206\u5e03\u5f0f\u9501<\/strong>\uff1aRedisson\u8fd8\u5b9e\u73b0\u4e86Redis\u6587\u6863\u4e2d\u63d0\u5230\u50cf\u5206\u5e03\u5f0f\u9501<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Lock<\/code>\u8fd9\u6837\u7684\u66f4\u9ad8\u9636\u5e94\u7528\u573a\u666f\u3002\u4e8b\u5b9e\u4e0aRedisson\u5e76\u6ca1\u6709\u4e0d\u6b62\u6b65\u4e8e\u6b64\uff0c\u5728\u5206\u5e03\u5f0f\u9501\u7684\u57fa\u7840\u4e0a\u8fd8\u63d0\u4f9b\u4e86<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u8054\u9501\uff08MultiLock\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u8bfb\u5199\u9501\uff08ReadWriteLock\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u516c\u5e73\u9501\uff08Fair Lock\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u7ea2\u9501\uff08RedLock\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u4fe1\u53f7\u91cf\uff08Semaphore\uff09<\/code>\uff0c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u53ef\u8fc7\u671f\u6027\u4fe1\u53f7\u91cf\uff08PermitExpirableSemaphore\uff09<\/code>\u548c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u95ed\u9501\uff08CountDownLatch\uff09<\/code>\u8fd9\u4e9b\u5b9e\u9645\u5f53\u4e2d\u5bf9\u591a\u7ebf\u7a0b\u9ad8\u5e76\u53d1\u5e94\u7528\u81f3\u5173\u91cd\u8981\u7684\u57fa\u672c\u90e8\u4ef6\u3002\u6b63\u662f\u901a\u8fc7\u5b9e\u73b0\u57fa\u4e8eRedis\u7684\u9ad8\u9636\u5e94\u7528\u65b9\u6848\uff0c\u4f7fRedisson\u6210\u4e3a\u6784\u5efa\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u91cd\u8981\u5de5\u5177\u3002<\/section>\n<\/li>\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; color: #010101;\"><strong style=\"color: black;\">\u8282\u70b9<\/strong>\uff1aRedisson\u4f5c\u4e3a\u72ec\u7acb\u8282\u70b9\u53ef\u4ee5\u7528\u4e8e\u72ec\u7acb\u6267\u884c\u5176\u4ed6\u8282\u70b9\u53d1\u5e03\u5230<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u5206\u5e03\u5f0f\u6267\u884c\u670d\u52a1<\/code>\u548c<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u5206\u5e03\u5f0f\u8c03\u5ea6\u670d\u52a1<\/code>\u91cc\u7684\u8fdc\u7a0b\u4efb\u52a1\u3002<\/section>\n<\/li>\n<\/ul>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Redisson<\/code>\u57fa\u4e8eredis\u8fdb\u884c\u4e86\u5c01\u88c5\u548c\u52a0\u5f3a\uff0c\u63d0\u4f9b\u4e86\u5f88\u591a\u529f\u80fd\uff0c\u5177\u4f53\u8be6\u60c5\u53ef\u4ee5\u67e5\u9605\u5b98\u65b9\u6587\u6863\uff1ahttps:\/\/github.com\/redisson\/redisson<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u63a5\u4e0b\u6765\u6211\u4eec\u8fdb\u5165\u4eca\u5929\u4e3b\u9898\uff1a\u4f7f\u7528<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">Redisson<\/code>\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u3002<\/p>\n<h3 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">2.springboot\u9879\u76ee\u6574\u5408Redisson<\/h3>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">2.1\u5f15\u5165\u4f9d\u8d56<\/h4>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\">&lt;<span style=\"color: #e06c75; line-height: 26px;\">dependency<\/span>&gt;<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\">&lt;<span style=\"color: #e06c75; line-height: 26px;\">groupId<\/span>&gt;<\/span>org.redisson<span style=\"line-height: 26px;\">&lt;\/<span style=\"color: #e06c75; line-height: 26px;\">groupId<\/span>&gt;<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\">&lt;<span style=\"color: #e06c75; line-height: 26px;\">artifactId<\/span>&gt;<\/span>redisson<span style=\"line-height: 26px;\">&lt;\/<span style=\"color: #e06c75; line-height: 26px;\">artifactId<\/span>&gt;<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\">&lt;<span style=\"color: #e06c75; line-height: 26px;\">version<\/span>&gt;<\/span>3.11.1<span style=\"line-height: 26px;\">&lt;\/<span style=\"color: #e06c75; line-height: 26px;\">version<\/span>&gt;<\/span>\n\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\">&lt;\/<span style=\"color: #e06c75; line-height: 26px;\">dependency<\/span>&gt;<\/span>\n<\/code><\/pre>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">2.2 \u914d\u7f6eRedisson<\/h4>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><span style=\"color: #61aeee; line-height: 26px;\">@Configuration<\/span>\n<span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">class<\/span>\u00a0<span style=\"color: #e6c07b; line-height: 26px;\">RedissonConfig<\/span>\u00a0<\/span>{\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">static<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">final<\/span>\u00a0String\u00a0REDISSON_PREFIX\u00a0=\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis:\/\/\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Value<\/span>(<span style=\"color: #98c379; line-height: 26px;\">\"${spring.redis.host}\"<\/span>)\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0String\u00a0redisHost;\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Value<\/span>(<span style=\"color: #98c379; line-height: 26px;\">\"${spring.redis.port}\"<\/span>)\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0String\u00a0redisPort;\n\n\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Bean<\/span>(destroyMethod\u00a0=\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"shutdown\"<\/span>)\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0RedissonClient\u00a0<span style=\"color: #61aeee; line-height: 26px;\">redisson<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a01\u3001\u521b\u5efa\u914d\u7f6e<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Config\u00a0config\u00a0=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0Config();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0Redis\u00a0url\u00a0should\u00a0start\u00a0with\u00a0redis:\/\/\u00a0or\u00a0rediss:\/\/<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0config.useSingleServer().setAddress(REDISSON_PREFIX+redisHost+<span style=\"color: #98c379; line-height: 26px;\">\":\"<\/span>+redisPort);\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a02\u3001\u6839\u636e\u00a0Config\u00a0\u521b\u5efa\u51fa\u00a0RedissonClient\u00a0\u5b9e\u4f8b<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0Redisson.create(config);\n\u00a0\u00a0\u00a0\u00a0}\n}\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e0a\u9762\u662fredis\u5355\u8282\u70b9\u6a21\u5f0f\u914d\u7f6e\uff0c\u4e0b\u9762\u662fredis\u96c6\u7fa4\u6a21\u5f0f\u7684\u914d\u7f6e\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">Config\u00a0config\u00a0=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0Config();\nconfig.useClusterServers()\n\u00a0\u00a0\u00a0\u00a0.setScanInterval(<span style=\"color: #d19a66; line-height: 26px;\">2000<\/span>)\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u96c6\u7fa4\u72b6\u6001\u626b\u63cf\u95f4\u9694\u65f6\u95f4\uff0c\u5355\u4f4d\u662f\u6beb\u79d2<\/span>\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u53ef\u4ee5\u7528\"rediss:\/\/\"\u6765\u542f\u7528SSL\u8fde\u63a5<\/span>\n\u00a0\u00a0\u00a0\u00a0.addNodeAddress(<span style=\"color: #98c379; line-height: 26px;\">\"redis:\/\/127.0.0.1:7000\"<\/span>,\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis:\/\/127.0.0.1:7001\"<\/span>)\n\u00a0\u00a0\u00a0\u00a0.addNodeAddress(<span style=\"color: #98c379; line-height: 26px;\">\"redis:\/\/127.0.0.1:7002\"<\/span>);\n\nRedissonClient\u00a0redisson\u00a0=\u00a0Redisson.create(config);\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u57fa\u4e8e\u4ee5\u4e0a\u64cd\u4f5c\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5728\u9879\u76ee\u4e2d\u4f7f\u7528redisson\u5566\u3002<\/p>\n<h3 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">3.Redisson\u5206\u5e03\u5f0f\u9501\u548c\u540c\u6b65\u5668<\/h3>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">3.1 \u53ef\u91cd\u5165\u9501<\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u57fa\u4e8eRedis\u7684Redisson\u5206\u5e03\u5f0f\u53ef\u91cd\u5165\u9501<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">RLock<\/code> Java\u5bf9\u8c61\u5b9e\u73b0\u4e86<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">java.util.concurrent.locks.Lock<\/code>\u63a5\u53e3\u3002\u540c\u65f6\u8fd8\u63d0\u4f9b\u4e86\u5f02\u6b65\uff08Async\uff09\u3001\u53cd\u5c04\u5f0f\uff08Reactive\uff09\u548cRxJava2\u6807\u51c6\u7684\u63a5\u53e3\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5728\u4ecb\u7ecdredisson\u7684\u53ef\u91cd\u5165\u9501\u4e4b\u524d\uff0c\u6211\u5148\u8bb2\u8bb2\u57fa\u4e8eredis\u7684setnx\u547d\u4ee4\u5b9e\u73b0\u7684\u5206\u5e03\u5f0f\u9501\uff0c\u4e0b\u9762\u662f\u6211\u4e00\u4e2amall\u9879\u76ee\u67e5\u8be2\u5546\u54c1\u5206\u7c7b\u6811\u7684\u65b9\u6cd5\uff0c\u4e0d\u9700\u8981\u8fc7\u591a\u5173\u6ce8\u8be5\u65b9\u6cd5\u4e1a\u52a1\uff0c\u6211\u4eec\u53ea\u9700\u8981\u5173\u5fc3\u5206\u5e03\u9501\u7684\u5b9e\u73b0\u5373\u53ef\u3002<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0<span style=\"line-height: 26px;\">List&lt;CategoryDTO&gt;\u00a0<span style=\"color: #61aeee; line-height: 26px;\">getCategoryTreeWithRedisLock<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\u3001\u5360\u5206\u5e03\u5f0f\u9501\u3002\u53bbredis\u5360\u5751\u00a0\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u5fc5\u987b\u548c\u52a0\u9501\u662f\u540c\u6b65\u7684\uff0c\u4fdd\u8bc1\u539f\u5b50\u6027\uff08\u907f\u514d\u6b7b\u9501\uff09<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String\u00a0uuid\u00a0=\u00a0UUID.randomUUID().toString();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Boolean\u00a0lock\u00a0=\u00a0stringRedisTemplate.opsForValue().setIfAbsent(<span style=\"color: #98c379; line-height: 26px;\">\"lock\"<\/span>,\u00a0uuid,\u00a0<span style=\"color: #d19a66; line-height: 26px;\">300<\/span>,\u00a0TimeUnit.SECONDS);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(lock)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0log.info(<span style=\"color: #98c379; line-height: 26px;\">\"\u83b7\u53d6\u5206\u5e03\u5f0f\u9501\u6210\u529f...\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0List&lt;CategoryDTO&gt;\u00a0categoryDTOList\u00a0=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String\u00a0categoryJson\u00a0=\u00a0stringRedisTemplate.opsForValue().get(CATEGORY_CACHE);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(StringUtils.isBlank(categoryJson))\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u52a0\u9501\u6210\u529f...\uff0c\u5e76\u4e14redis\u8fd8\u6ca1\u6709\u6570\u636e\u5e93\uff0c\u6267\u884c\u4e1a\u52a1<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0categoryDTOList\u00a0=\u00a0getCategoryTree();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0stringRedisTemplate.opsForValue().set(CATEGORY_CACHE,\u00a0JSON.toJSONString(categoryDTOList),\u00a0<span style=\"color: #d19a66; line-height: 26px;\">5<\/span>,\u00a0TimeUnit.MINUTES);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0categoryDTOList\u00a0=\u00a0JSON.parseArray(categoryJson,\u00a0CategoryDTO<span style=\"line-height: 26px;\">.<span style=\"color: #c678dd; line-height: 26px;\">class<\/span>)<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">finally<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0lua\u00a0\u811a\u672c\u89e3\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String\u00a0script\u00a0=\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"if\u00a0redis.call('get',\u00a0KEYS[1])\u00a0==\u00a0ARGV[1]\u00a0then\u00a0return\u00a0redis.call('del',\u00a0KEYS[1])\u00a0else\u00a0return\u00a00\u00a0end\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u5220\u9664\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0stringRedisTemplate.execute(<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0DefaultRedisScript&lt;&gt;(script,\u00a0Long<span style=\"line-height: 26px;\">.<span style=\"color: #c678dd; line-height: 26px;\">class<\/span>),\u00a0<span style=\"color: #e6c07b; line-height: 26px;\">Collections<\/span>.<span style=\"color: #e6c07b; line-height: 26px;\">singletonList<\/span>(\"<span style=\"color: #e6c07b; line-height: 26px;\">lock<\/span>\"),\u00a0<span style=\"color: #e6c07b; line-height: 26px;\">uuid<\/span>)<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u5148\u53bbredis\u67e5\u8be2\u4e0b\u4fdd\u8bc1\u5f53\u524d\u7684\u9501\u662f\u81ea\u5df1\u7684<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u83b7\u53d6\u503c\u5bf9\u6bd4\uff0c\u5bf9\u6bd4\u6210\u529f\u5220\u9664=\u539f\u5b50\u6027\u00a0lua\u811a\u672c\u89e3\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0String\u00a0lockValue\u00a0=\u00a0stringRedisTemplate.opsForValue().get(\"lock\");<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0if\u00a0(uuid.equals(lockValue))\u00a0{<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u5220\u9664\u6211\u81ea\u5df1\u7684\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0stringRedisTemplate.delete(\"lock\");<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0}<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0categoryDTOList;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0log.info(<span style=\"color: #98c379; line-height: 26px;\">\"\u83b7\u53d6\u5206\u5e03\u5f0f\u9501\u5931\u8d25...\u7b49\u5f85\u91cd\u8bd5...\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u52a0\u9501\u5931\u8d25...\u91cd\u8bd5\u673a\u5236<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TimeUnit.MILLISECONDS.sleep(<span style=\"color: #d19a66; line-height: 26px;\">10<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0log.error(<span style=\"color: #98c379; line-height: 26px;\">\"redis\u5206\u5e03\u5f0f\u9501\u53d1\u751f\u9519\u8bef\"<\/span>,\u00a0e);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0tryAgainWithTime();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0}\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">redis\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\uff0c\u4f7f\u7528\u547d\u4ee4set key value [EX seconds] [NX|XX]\uff0c\u4f46\u6709\u5982\u4e0b\u95ee\u9898\uff1a 1\u3001<strong>\u52a0\u9501\u548c\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u5fc5\u987b\u662f\u539f\u5b50\u6027\u7684<\/strong>\uff0c\u4e0d\u7136\u6709\u53ef\u80fd\u52a0\u9501\u4e4b\u540e\u8fd8\u6ca1\u6709\u6267\u884c\u5230\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u4ee3\u7801\u65f6\u670d\u52a1\u4e0d\u53ef\u7528\uff0c\u9501\u4e00\u76f4\u4e0d\u91ca\u653e\uff0c\u9020\u6210\u6b7b\u9501 2\u3001<strong>\u4e3b\u52a8\u5220\u9664key\uff0c\u5373\u89e3\u9501\u9700\u8981\u6ce8\u610f\uff1a\u5982\u679c\u5728key\u8bbe\u7f6e\u7684\u8fc7\u671f\u65f6\u95f4\u4e4b\u524d\u5220\u9664key\u90a3\u4e48\u6ca1\u95ee\u9898\uff0c\u6d4b\u8bd5\u4e1a\u52a1\u6267\u884c\u5b8c\u6b63\u5e38\u89e3\u9501\uff0c\u4f46\u662f\u5982\u679c\u5220\u9664key\u5728\u8fc7\u671f\u4e4b\u540e\u5c31\u6709\u95ee\u9898\u4e86<\/strong>\uff0c\u6b64\u65f6\u5f53\u524d\u7ebf\u7a0b\u7684\u9501\u5df2\u7ecf\u56e0\u4e3a\u8fc7\u671f\u81ea\u52a8\u89e3\u9501\uff0c\u53e6\u5916\u7684\u8bf7\u6c42\u7ebf\u7a0b\u62ff\u5230\u9501\uff0c\u6240\u4ee5\u8fd9\u65f6\u5019\u5220\u9664\u7684\u4e0d\u662f\u5f53\u524d\u7ebf\u7a0b\u7684\u9501\uff0c \u89e3\u51b3\u65b9\u6848\uff1a\u5229\u7528CAS\u539f\u7406\uff0c\u5220\u9664\u4e4b\u524d\u5148\u6bd4\u8f83value\u503c\u662f\u4e0d\u662f\u4e4b\u524d\u5b58\u653e\u8fdb\u53bb\u7684\uff0c\u8fd9\u91cc\u4e3a\u4e86\u4fdd\u8bc1\u6bcf\u6b21\u7684value\u90fd\u4e0d\u4e00\u6837\uff0c\u4f7f\u7528uuid\u751f\u6210value\uff0c\u4f46\u662f\u8fd9\u65f6\u5019\u6709\u4e00\u79cd\u60c5\u51b5\u5c31\u662f\u4f60\u53bb\u62ffvalue\u7684\u65f6\u5019\u9501\u6ca1\u6709\u8fc7\u671f\uff0c\u6b64\u65f6\u62ff\u5230value\u548c\u4f20\u5165\u7684\u4e00\u6837\uff0c\u4f46\u662f\u5f53\u4f60\u521a\u521a\u83b7\u53d6\u5b8cvalue\u4e4b\u540e\u9501\u5c31\u8fc7\u671f\u4e86\uff0c\u5176\u4ed6\u8bf7\u6c42\u7ebf\u7a0b\u62ff\u5230\u9501\uff0c\u7136\u540e\u4f60\u518d\u6839\u636e\u4f20\u5165\u7684\u503c\u548c\u83b7\u53d6\u7684value\u503c\u53bb\u5220\u9664\u9501\uff0c\u8fd9\u65f6\u5019\u5220\u9664\u7684\u662f\u5176\u4ed6\u8bf7\u6c42\u7ebf\u7a0b\u7684\u9501\uff0c\u9020\u6210\u95ee\u9898\uff0c\u6240\u4ee5\u5229\u7528CAS\u539f\u7406\u503c\u6bd4\u8f83\u548c\u5220\u9664\u9501\u5fc5\u987b\u662f\u539f\u5b50\u6027\u64cd\u4f5c\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5f53\u7136\u4e0a\u9762\u4ee3\u7801\u51fa\u73b0\u5e76\u4e0d\u662f\u4e00\u5b9a\u5c31\u4f1a\u51fa\u73b0\u4e0a\u8ff0\u95ee\u9898\u7684\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u662f\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528\u7684\uff0c\u4f46\u662f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4f1a\u51fa\u73b0\uff0c\u4f8b\u5982\u5e76\u53d1\u91cf\u5927\u7684\u65f6\u5019\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4e0b\u9762\u6211\u4eec\u7740\u624b\u8bb2\u8ff0Redisson\u5b9e\u73b0\u7684\u53ef\u91cd\u5165\u9501\uff0c\u6d4b\u8bd5\u53ef\u91cd\u5165\u9501demo\u4ee3\u7801\u5982\u4e0b\uff1a\u8fd9\u4e5f\u662f\u5206\u5e03\u5f0f\u9501\u5b9e\u73b0\u7684\u7b80\u5355\u6848\u4f8b<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">testLock<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\u3001\u83b7\u53d6\u4e00\u628a\u9501\uff0c\u53ea\u8981\u9501\u7684\u540d\u5b57\u4e00\u6837\uff0c\u5c31\u662f\u540c\u4e00\u628a\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RLock\u00a0rLock\u00a0=\u00a0redissonClient.getLock(<span style=\"color: #98c379; line-height: 26px;\">\"my-lock\"<\/span>);\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/2\u3001\u52a0\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.lock();\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u963b\u585e\u5f0f\u7b49\u5f85\u3002\u9ed8\u8ba4\u52a0\u7684\u9501\u90fd\u662f30s<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\uff09\u3001\u9501\u7684\u81ea\u52a8\u7eed\u671f\uff0c\u5982\u679c\u4e1a\u52a1\u8d85\u957f\uff0c\u8fd0\u884c\u671f\u95f4\u81ea\u52a8\u9501\u4e0a\u65b0\u768430s\u3002\u4e0d\u7528\u62c5\u5fc3\u4e1a\u52a1\u65f6\u95f4\u957f\uff0c\u9501\u81ea\u52a8\u8fc7\u671f\u88ab\u5220\u6389<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/2\uff09\u3001\u52a0\u9501\u7684\u4e1a\u52a1\u53ea\u8981\u8fd0\u884c\u5b8c\u6210\uff0c\u5c31\u4e0d\u4f1a\u7ed9\u5f53\u524d\u9501\u7eed\u671f\uff0c\u5373\u4f7f\u4e0d\u624b\u52a8\u89e3\u9501\uff0c\u9501\u9ed8\u8ba4\u4f1a\u572830s\u5185\u81ea\u52a8\u8fc7\u671f\uff0c\u4e0d\u4f1a\u4ea7\u751f\u6b7b\u9501\u95ee\u9898<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0myLock.lock(10,TimeUnit.SECONDS);\u00a0\u00a0\u00a0\/\/10\u79d2\u949f\u81ea\u52a8\u89e3\u9501,\u81ea\u52a8\u89e3\u9501\u65f6\u95f4\u4e00\u5b9a\u8981\u5927\u4e8e\u4e1a\u52a1\u6267\u884c\u65f6\u95f4<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u95ee\u9898\uff1a\u5728\u9501\u65f6\u95f4\u5230\u4e86\u4ee5\u540e\uff0c\u4e0d\u4f1a\u81ea\u52a8\u7eed\u671f<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\u3001\u5982\u679c\u6211\u4eec\u4f20\u9012\u4e86\u9501\u7684\u8d85\u65f6\u65f6\u95f4\uff0c\u5c31\u53d1\u9001\u7ed9redis\u6267\u884c\u811a\u672c\uff0c\u8fdb\u884c\u5360\u9501\uff0c\u9ed8\u8ba4\u8d85\u65f6\u5c31\u662f\u00a0\u6211\u4eec\u5236\u5b9a\u7684\u65f6\u95f4<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/2\u3001\u5982\u679c\u6211\u4eec\u6307\u5b9a\u9501\u7684\u8d85\u65f6\u65f6\u95f4\uff0c\u5c31\u4f7f\u7528\u00a0lockWatchdogTimeout\u00a0=\u00a030\u00a0*\u00a01000\u00a0\u3010\u770b\u95e8\u72d7\u9ed8\u8ba4\u65f6\u95f4\u3011<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u53ea\u8981\u5360\u9501\u6210\u529f\uff0c\u5c31\u4f1a\u542f\u52a8\u4e00\u4e2a\u5b9a\u65f6\u4efb\u52a1\u3010\u91cd\u65b0\u7ed9\u9501\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\uff0c\u65b0\u7684\u8fc7\u671f\u65f6\u95f4\u5c31\u662f\u770b\u95e8\u72d7\u7684\u9ed8\u8ba4\u65f6\u95f4\u3011,\u6bcf\u969410\u79d2\u90fd\u4f1a\u81ea\u52a8\u7684\u518d\u6b21\u7eed\u671f\uff0c\u7eed\u621030\u79d2<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0internalLockLeaseTime\u00a0\u3010\u770b\u95e8\u72d7\u65f6\u95f4\u3011\u00a0\/\u00a03\uff0c\u00a010s<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(<span style=\"color: #98c379; line-height: 26px;\">\"\u52a0\u9501\u6210\u529f\uff0c\u6267\u884c\u4e1a\u52a1...\"<\/span>\u00a0+\u00a0Thread.currentThread().getId());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TimeUnit.SECONDS.sleep(<span style=\"color: #d19a66; line-height: 26px;\">20<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0e.printStackTrace();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(Exception\u00a0ex)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ex.printStackTrace();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">finally<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/3\u3001\u89e3\u9501\u00a0\u00a0\u5047\u8bbe\u89e3\u9501\u4ee3\u7801\u6ca1\u6709\u8fd0\u884c\uff0cRedisson\u4f1a\u4e0d\u4f1a\u51fa\u73b0\u6b7b\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(<span style=\"color: #98c379; line-height: 26px;\">\"\u91ca\u653e\u9501...\"<\/span>\u00a0+\u00a0Thread.currentThread().getId());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.unlock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0}\n<\/code><\/pre>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">3.2 \u8bfb\u5199\u9501\uff08ReadWriteLock\uff09<\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u57fa\u4e8eRedis\u7684Redisson\u5206\u5e03\u5f0f\u53ef\u91cd\u5165\u8bfb\u5199\u9501<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">RReadWriteLock<\/code> Java\u5bf9\u8c61\u5b9e\u73b0\u4e86<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">java.util.concurrent.locks.ReadWriteLock<\/code>\u63a5\u53e3\u3002\u5176\u4e2d\u8bfb\u9501\u548c\u5199\u9501\u90fd\u7ee7\u627f\u4e86RLock\u63a5\u53e3\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5206\u5e03\u5f0f\u53ef\u91cd\u5165\u8bfb\u5199\u9501\u5141\u8bb8\u540c\u65f6\u6709\u591a\u4e2a\u8bfb\u9501\u548c\u4e00\u4e2a\u5199\u9501\u5904\u4e8e\u52a0\u9501\u72b6\u6001.<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u5199\u9501<\/strong><\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">writeValue<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String\u00a0s\u00a0=\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RReadWriteLock\u00a0readWriteLock\u00a0=\u00a0redissonClient.getReadWriteLock(<span style=\"color: #98c379; line-height: 26px;\">\"rw-lock\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RLock\u00a0rLock\u00a0=\u00a0readWriteLock.writeLock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\u3001\u6539\u6570\u636e\u52a0\u5199\u9501\uff0c\u8bfb\u6570\u636e\u52a0\u8bfb\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.lock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0s\u00a0=\u00a0UUID.randomUUID().toString();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ValueOperations&lt;String,\u00a0String&gt;\u00a0ops\u00a0=\u00a0stringRedisTemplate.opsForValue();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ops.set(<span style=\"color: #98c379; line-height: 26px;\">\"writeValue\"<\/span>,s);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TimeUnit.SECONDS.sleep(<span style=\"color: #d19a66; line-height: 26px;\">10<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0e.printStackTrace();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">finally<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.unlock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0s;\n}\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>\u8bfb\u9501<\/strong><\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">writeValue<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0String\u00a0s\u00a0=\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RReadWriteLock\u00a0readWriteLock\u00a0=\u00a0redissonClient.getReadWriteLock(<span style=\"color: #98c379; line-height: 26px;\">\"rw-lock\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RLock\u00a0rLock\u00a0=\u00a0readWriteLock.writeLock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/1\u3001\u6539\u6570\u636e\u52a0\u5199\u9501\uff0c\u8bfb\u6570\u636e\u52a0\u8bfb\u9501<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.lock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0s\u00a0=\u00a0UUID.randomUUID().toString();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ValueOperations&lt;String,\u00a0String&gt;\u00a0ops\u00a0=\u00a0stringRedisTemplate.opsForValue();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ops.set(<span style=\"color: #98c379; line-height: 26px;\">\"writeValue\"<\/span>,s);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0TimeUnit.SECONDS.sleep(<span style=\"color: #d19a66; line-height: 26px;\">10<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0e.printStackTrace();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">finally<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0rLock.unlock();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0s;\n}\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4fdd\u8bc1\u4e00\u5b9a\u80fd\u8bfb\u5230\u6700\u65b0\u6570\u636e\uff0c\u4fee\u6539\u671f\u95f4\uff0c\u5199\u9501\u662f\u4e00\u4e2a\u6392\u5b83\u9501\uff08\u4e92\u65a5\u9501\u3001\u72ec\u4eab\u9501\uff09\uff0c\u8bfb\u9501\u662f\u4e00\u4e2a\u5171\u4eab\u9501 \u5199\u9501\u6ca1\u91ca\u653e\u8bfb\u9501\u5fc5\u987b\u7b49\u5f85 \u8bfb + \u8bfb \uff1a\u76f8\u5f53\u4e8e\u65e0\u9501\uff0c\u5e76\u53d1\u8bfb\uff0c\u53ea\u4f1a\u5728Redis\u4e2d\u8bb0\u5f55\u597d\uff0c\u6240\u6709\u5f53\u524d\u7684\u8bfb\u9501\u3002\u4ed6\u4eec\u90fd\u4f1a\u540c\u65f6\u52a0\u9501\u6210\u529f \u5199 + \u8bfb \uff1a\u5fc5\u987b\u7b49\u5f85\u5199\u9501\u91ca\u653e \u5199 + \u5199 \uff1a\u963b\u585e\u65b9\u5f0f \u8bfb + \u5199 \uff1a\u6709\u8bfb\u9501\u3002\u5199\u4e5f\u9700\u8981\u7b49\u5f85 \u53ea\u8981\u6709\u8bfb\u6216\u8005\u5199\u7684\u5b58\u90fd\u5fc5\u987b\u7b49\u5f85<\/p>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">3.3 \u4fe1\u53f7\u91cf\uff08Semaphore\uff09<\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u57fa\u4e8eRedis\u7684Redisson\u7684\u5206\u5e03\u5f0f\u4fe1\u53f7\u91cf\uff08Semaphore\uff09Java\u5bf9\u8c61<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">RSemaphore<\/code>\u91c7\u7528\u4e86\u4e0e<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">java.util.concurrent.Semaphore<\/code>\u76f8\u4f3c\u7684\u63a5\u53e3\u548c\u7528\u6cd5\u3002\u540c\u65f6\u8fd8\u63d0\u4f9b\u4e86\u5f02\u6b65\uff08Async\uff09\u3001\u53cd\u5c04\u5f0f\uff08Reactive\uff09\u548cRxJava2\u6807\u51c6\u7684\u63a5\u53e3\u3002<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/**\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u8f66\u5e93\u505c\u8f66\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a03\u4e2a\u8f66\u4f4d\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u4fe1\u53f7\u91cf\u4e5f\u53ef\u4ee5\u505a\u5206\u5e03\u5f0f\u9650\u6d41\n\u00a0\u00a0\u00a0\u00a0\u00a0*\/<\/span>\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">park<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throws<\/span>\u00a0InterruptedException\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RSemaphore\u00a0park\u00a0=\u00a0redissonClient.getSemaphore(<span style=\"color: #98c379; line-height: 26px;\">\"park\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0park.acquire();\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u83b7\u53d6\u4e00\u4e2a\u4fe1\u53f7\u3001\u83b7\u53d6\u4e00\u4e2a\u503c,\u5360\u4e00\u4e2a\u8f66\u4f4d<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">boolean<\/span>\u00a0flag\u00a0=\u00a0park.tryAcquire();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(flag)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u6267\u884c\u4e1a\u52a1<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"error\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"ok=&gt;\"<\/span>\u00a0+\u00a0flag;\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">go<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RSemaphore\u00a0park\u00a0=\u00a0redissonClient.getSemaphore(<span style=\"color: #98c379; line-height: 26px;\">\"park\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0park.release();\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u91ca\u653e\u4e00\u4e2a\u8f66\u4f4d<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"ok\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0}\n<\/code><\/pre>\n<h4 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">3.4 \u95ed\u9501\uff08CountDownLatch\uff09<\/h4>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u57fa\u4e8eRedisson\u7684Redisson\u5206\u5e03\u5f0f\u95ed\u9501\uff08CountDownLatch\uff09Java\u5bf9\u8c61<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">RCountDownLatch<\/code>\u91c7\u7528\u4e86\u4e0e<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">java.util.concurrent.CountDownLatch<\/code>\u76f8\u4f3c\u7684\u63a5\u53e3\u548c\u7528\u6cd5<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/**\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u653e\u5047\u3001\u9501\u95e8\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a01\u73ed\u6ca1\u4eba\u4e86\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a05\u4e2a\u73ed\uff0c\u5168\u90e8\u8d70\u5b8c\uff0c\u6211\u4eec\u624d\u53ef\u4ee5\u9501\u5927\u95e8\n\u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u5206\u5e03\u5f0f\u95ed\u9501\n\u00a0\u00a0\u00a0\u00a0\u00a0*\/<\/span>\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lockDoor<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throws<\/span>\u00a0InterruptedException\u00a0<\/span>{\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RCountDownLatch\u00a0door\u00a0=\u00a0redissonClient.getCountDownLatch(<span style=\"color: #98c379; line-height: 26px;\">\"door\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0door.trySetCount(<span style=\"color: #d19a66; line-height: 26px;\">5<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0door.await();\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u7b49\u5f85\u95ed\u9501\u5b8c\u6210<\/span>\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"\u653e\u5047\u4e86...\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0String\u00a0<span style=\"color: #61aeee; line-height: 26px;\">gogogo<\/span><span style=\"line-height: 26px;\">(@PathVariable(<span style=\"color: #98c379; line-height: 26px;\">\"id\"<\/span>)<\/span>\u00a0Long\u00a0id)\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RCountDownLatch\u00a0door\u00a0=\u00a0redissonClient.getCountDownLatch(<span style=\"color: #98c379; line-height: 26px;\">\"door\"<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0door.countDown();\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u8ba1\u6570-1<\/span>\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0id\u00a0+\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"\u73ed\u7684\u4eba\u90fd\u8d70\u4e86...\"<\/span>;\n\u00a0\u00a0\u00a0\u00a0}\n\n<\/code><\/pre>\n<h3 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 20px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">4.Redisson\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u539f\u7406<\/h3>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u63a5\u4e0b\u6765\u6211\u4eec\u8bb2\u8ff0\u4e00\u4e0b\u4e3a\u4ec0\u4e48\u4f7f\u7528Redisson\u80fd\u89e3\u51b3\u57fa\u4e8eredis\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u7684\u95ee\u9898\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">1.\u52a0\u9501\u548c\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u662f\u539f\u5b50\u6027\u7684\uff0c\u6240\u4ee5\u4e0d\u80fd\u5b58\u5728\u6b7b\u9501\uff0c\u56e0\u4e3a\u5373\u65f6\u670d\u52a1\u5b95\u673a\u4e86\uff0c\u8be5\u9501\u5230\u8fbe\u8fc7\u671f\u65f6\u95f4\u4e5f\u4f1a\u81ea\u52a8\u5220\u9664\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">2.\u7740\u91cd\u8bb2\u8ff0\u4e00\u4e0bRedisson\u600e\u4e48\u89e3\u51b3\u5220\u9664lock\u7684\u95ee\u9898\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong>Redisson\u5728\u4e1a\u52a1\u903b\u8f91\u6267\u884c\u5b8c\u6210\u4e4b\u524d\u4e0d\u4f1a\u5220\u9664lock\uff0c\u4f1a\u81ea\u52a8\u7eed\u671f\uff0c\u57fa\u4e8e\u770b\u95e8\u72d7\u673a\u5236<\/strong>\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">Redisson\u5185\u90e8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u76d1\u63a7\u9501\u7684\u770b\u95e8\u72d7\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u5728Redisson\u5b9e\u4f8b\u88ab\u5173\u95ed\u524d\uff0c\u4e0d\u65ad\u7684\u5ef6\u957f\u9501\u7684\u6709\u6548\u671f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u770b\u95e8\u72d7\u7684\u68c0\u67e5\u9501\u7684\u8d85\u65f6\u65f6\u95f4\u662f30\u79d2\u949f\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539Config.lockWatchdogTimeout\u6765\u53e6\u884c\u6307\u5b9a\u3002<\/p>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u679c\u6211\u4eec\u672a\u5236\u5b9a lock \u7684\u8d85\u65f6\u65f6\u95f4\uff0c\u5c31\u4f7f\u7528 30 \u79d2\u4f5c\u4e3a\u770b\u95e8\u72d7\u7684\u9ed8\u8ba4\u65f6\u95f4\u3002\u53ea\u8981\u5360\u9501\u6210\u529f\uff0c\u5c31\u4f1a\u542f\u52a8\u4e00\u4e2a<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">\u5b9a\u65f6\u4efb\u52a1<\/code>\uff1a\u6bcf\u9694 10 \u79d2\u91cd\u65b0\u7ed9\u9501\u8bbe\u7f6e\u8fc7\u671f\u7684\u65f6\u95f4\uff0c\u8fc7\u671f\u65f6\u95f4\u4e3a 30 \u79d2\u3002<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"display: block; margin-right: auto; margin-left: auto;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-07-17\/10-08-25\/202307171008250c0c670a6.png\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.31137724550898205\" data-type=\"png\" data-w=\"1002\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"display: block; margin-right: auto; margin-left: auto;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-07-17\/10-08-25\/202307171008250c0c670a6.png\" data-ratio=\"0.31137724550898205\" data-type=\"png\" data-w=\"1002\" \/><\/noscript><\/figure>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6e90\u7801\u89e3\u8bfb\uff1aRedisson\u5b9e\u73b0\u7684\u53ef\u91cd\u5165\u9501\uff0c\u4e5f\u53ef\u4ee5\u9009\u62e9\u516c\u5e73\u9501\u7684<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">RLock\u00a0rLock\u00a0=\u00a0redissonClient.getLock(<span style=\"color: #98c379; line-height: 26px;\">\"my-lock\"<\/span>);\n<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u516c\u5e73\u9501<\/span>\nRLock\u00a0fairLock\u00a0=\u00a0redisson.getFairLock(<span style=\"color: #98c379; line-height: 26px;\">\"my-lock\"<\/span>);\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">RLock\u63d0\u4f9b\u5e38\u7528\u83b7\u53d6\u9501\u65b9\u6cd5\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\"><span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lock<\/span><span style=\"line-height: 26px;\">()<\/span><\/span>;\n<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\/\/\u6307\u5b9a\u65f6\u95f4\u81ea\u52a8\u89e3\u9501\uff0c\u4e0d\u4f1a\u81ea\u52a8\u7eed\u671f\uff0c\u81ea\u52a8\u89e3\u9501\u65f6\u95f4\u4e00\u5b9a\u8981\u5927\u4e8e\u4e1a\u52a1\u6267\u884c\u65f6\u95f4<\/span>\n<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lock<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit)<\/span><\/span>;\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9501\u5b9e\u73b0\u7c7b<code style=\"font-size: 14px; padding: 2px 4px; border-radius: 4px; margin-right: 2px; margin-left: 2px; color: #1e6bb8; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all;\">RedissonLock<\/code>: \u5bf9\u5e94\u4e0a\u9762\u7684\u4e24\u4e2a\u65b9\u6cd5<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Override<\/span>\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lock<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0lock(-<span style=\"color: #d19a66; line-height: 26px;\">1<\/span>,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">false<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throw<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0IllegalStateException();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Override<\/span>\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lock<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit)<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0lock(leaseTime,\u00a0unit,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">false<\/span>);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throw<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0IllegalStateException();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0}\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u83b7\u53d6\u9501\u771f\u6b63\u5165\u53e3\uff1a<\/p>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">lock<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">boolean<\/span>\u00a0interruptibly)<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throws<\/span>\u00a0InterruptedException\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u83b7\u53d6\u5f53\u524d\u7ebf\u7a0bid<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0threadId\u00a0=\u00a0Thread.currentThread().getId();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Long\u00a0ttl\u00a0=\u00a0tryAcquire(leaseTime,\u00a0unit,\u00a0threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0lock\u00a0acquired<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ttl\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RFuture&lt;RedissonLockEntry&gt;\u00a0future\u00a0=\u00a0subscribe(threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0commandExecutor.syncSubscription(future);\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">while<\/span>\u00a0(<span style=\"color: #c678dd; line-height: 26px;\">true<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ttl\u00a0=\u00a0tryAcquire(leaseTime,\u00a0unit,\u00a0threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0lock\u00a0acquired<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ttl\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">break<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0waiting\u00a0for\u00a0message<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ttl\u00a0&gt;=\u00a0<span style=\"color: #d19a66; line-height: 26px;\">0<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">try<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getEntry(threadId).getLatch().tryAcquire(ttl,\u00a0TimeUnit.MILLISECONDS);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">catch<\/span>\u00a0(InterruptedException\u00a0e)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(interruptibly)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throw<\/span>\u00a0e;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getEntry(threadId).getLatch().tryAcquire(ttl,\u00a0TimeUnit.MILLISECONDS);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(interruptibly)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getEntry(threadId).getLatch().acquire();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0getEntry(threadId).getLatch().acquireUninterruptibly();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">finally<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0unsubscribe(future,\u00a0threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0get(lockAsync(leaseTime,\u00a0unit));<\/span>\n\u00a0\u00a0\u00a0\u00a0}\n<\/code><\/pre>\n<pre style=\"margin-top: 10px; margin-bottom: 10px; border-radius: 5px; box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><code style=\"overflow-x: auto; padding: 16px; color: #abb2bf; display: -webkit-box; font-family: Operator Mono, Consolas, Monaco, Menlo, monospace; font-size: 12px; -webkit-overflow-scrolling: touch; padding-top: 15px; background: #282c34; border-radius: 5px;\">\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0Long\u00a0<span style=\"color: #61aeee; line-height: 26px;\">tryAcquire<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0threadId)<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0get(tryAcquireAsync(leaseTime,\u00a0unit,\u00a0threadId));\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0&lt;T&gt;\u00a0<span style=\"line-height: 26px;\">RFuture&lt;Long&gt;\u00a0<span style=\"color: #61aeee; line-height: 26px;\">tryAcquireAsync<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0threadId)<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(leaseTime\u00a0!=\u00a0-<span style=\"color: #d19a66; line-height: 26px;\">1<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u8bbe\u7f6e\u4e86\u81ea\u52a8\u89e3\u9501\u65f6\u95f4<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0tryLockInnerAsync(leaseTime,\u00a0unit,\u00a0threadId,\u00a0RedisCommands.EVAL_LONG);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u6ca1\u6709\u8bbe\u7f6e\u81ea\u52a8\u89e3\u9501\u65f6\u95f4\uff0c\u63a5\u4e0b\u6765\u4f1a\u6dfb\u52a0\u770b\u95e8\u72d7\u673a\u5236<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RFuture&lt;Long&gt;\u00a0ttlRemainingFuture\u00a0=\u00a0tryLockInnerAsync(commandExecutor.getConnectionManager().getCfg().getLockWatchdogTimeout(),\u00a0TimeUnit.MILLISECONDS,\u00a0threadId,\u00a0RedisCommands.EVAL_LONG);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ttlRemainingFuture.onComplete((ttlRemaining,\u00a0e)\u00a0-&gt;\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(e\u00a0!=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0lock\u00a0acquired<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ttlRemaining\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0scheduleExpirationRenewal(threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0});\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0ttlRemainingFuture;\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u6267\u884clua\u811a\u672c\u547d\u4ee4\uff0c\u5f80redis\u6dfb\u52a0lock<\/span>\n\u00a0\u00a0\u00a0\u00a0&lt;T&gt;\u00a0<span style=\"line-height: 26px;\">RFuture&lt;T&gt;\u00a0<span style=\"color: #61aeee; line-height: 26px;\">tryLockInnerAsync<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0leaseTime,\u00a0TimeUnit\u00a0unit,\u00a0<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0threadId,\u00a0RedisStrictCommand&lt;T&gt;\u00a0command)<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0internalLockLeaseTime\u00a0=\u00a0unit.toMillis(leaseTime);\n\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>\u00a0commandExecutor.evalWriteAsync(getName(),\u00a0LongCodec.INSTANCE,\u00a0command,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"if\u00a0(redis.call('exists',\u00a0KEYS[1])\u00a0==\u00a00)\u00a0then\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis.call('hset',\u00a0KEYS[1],\u00a0ARGV[2],\u00a01);\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis.call('pexpire',\u00a0KEYS[1],\u00a0ARGV[1]);\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"return\u00a0nil;\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"end;\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"if\u00a0(redis.call('hexists',\u00a0KEYS[1],\u00a0ARGV[2])\u00a0==\u00a01)\u00a0then\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis.call('hincrby',\u00a0KEYS[1],\u00a0ARGV[2],\u00a01);\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"redis.call('pexpire',\u00a0KEYS[1],\u00a0ARGV[1]);\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"return\u00a0nil;\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"end;\u00a0\"<\/span>\u00a0+\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"return\u00a0redis.call('pttl',\u00a0KEYS[1]);\"<\/span>,\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Collections.&lt;Object&gt;singletonList(getName()),\u00a0internalLockLeaseTime,\u00a0getLockName(threadId));\n\u00a0\u00a0\u00a0\u00a0}\n\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u5b9a\u65f6\u4efb\u52a1\u8c03\u5ea6\uff0c\u770b\u95e8\u72d7\u673a\u5236<\/span>\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">scheduleExpirationRenewal<\/span><span style=\"line-height: 26px;\">(<span style=\"color: #c678dd; line-height: 26px;\">long<\/span>\u00a0threadId)<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ExpirationEntry\u00a0entry\u00a0=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0ExpirationEntry();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ExpirationEntry\u00a0oldEntry\u00a0=\u00a0EXPIRATION_RENEWAL_MAP.putIfAbsent(getEntryName(),\u00a0entry);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(oldEntry\u00a0!=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0oldEntry.addThreadId(threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\u00a0<span style=\"color: #c678dd; line-height: 26px;\">else<\/span>\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0entry.addThreadId(threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0renewExpiration();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0}\n\n\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">private<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">renewExpiration<\/span><span style=\"line-height: 26px;\">()<\/span>\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ExpirationEntry\u00a0ee\u00a0=\u00a0EXPIRATION_RENEWAL_MAP.get(getEntryName());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ee\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Timeout\u00a0task\u00a0=\u00a0commandExecutor.getConnectionManager().newTimeout(<span style=\"color: #c678dd; line-height: 26px;\">new<\/span>\u00a0TimerTask()\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #61aeee; line-height: 26px;\">@Override<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"line-height: 26px;\"><span style=\"color: #c678dd; line-height: 26px;\">public<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">void<\/span>\u00a0<span style=\"color: #61aeee; line-height: 26px;\">run<\/span><span style=\"line-height: 26px;\">(Timeout\u00a0timeout)<\/span>\u00a0<span style=\"color: #c678dd; line-height: 26px;\">throws<\/span>\u00a0Exception\u00a0<\/span>{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ExpirationEntry\u00a0ent\u00a0=\u00a0EXPIRATION_RENEWAL_MAP.get(getEntryName());\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(ent\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0Long\u00a0threadId\u00a0=\u00a0ent.getFirstThreadId();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(threadId\u00a0==\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0RFuture&lt;Boolean&gt;\u00a0future\u00a0=\u00a0renewExpirationAsync(threadId);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0future.onComplete((res,\u00a0e)\u00a0-&gt;\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(e\u00a0!=\u00a0<span style=\"color: #c678dd; line-height: 26px;\">null<\/span>)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0log.error(<span style=\"color: #98c379; line-height: 26px;\">\"Can't\u00a0update\u00a0lock\u00a0\"<\/span>\u00a0+\u00a0getName()\u00a0+\u00a0<span style=\"color: #98c379; line-height: 26px;\">\"\u00a0expiration\"<\/span>,\u00a0e);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">return<\/span>;\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #c678dd; line-height: 26px;\">if<\/span>\u00a0(res)\u00a0{\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0reschedule\u00a0itself<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0renewExpiration();\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0});\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0},\u00a0internalLockLeaseTime\u00a0\/\u00a0<span style=\"color: #d19a66; line-height: 26px;\">3<\/span>,\u00a0TimeUnit.MILLISECONDS);\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color: #5c6370; font-style: italic; line-height: 26px;\">\/\/\u00a0\u4e0a\u9762\u89e3\u91ca\u4e86\u81ea\u52a8\u7eed\u671f\u5468\u671f\u4e3a\u8fc7\u671f\u65f6\u95f4\u76841\/3<\/span>\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ee.setTimeout(task);\n\u00a0\u00a0\u00a0\u00a0}\n\n<\/code><\/pre>\n<p style=\"padding-top: 8px; padding-bottom: 8px; line-height: 26px;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u4ece\u4e0a\u9762\u53ef\u77e5Redisson\u5e95\u5c42\u5927\u91cf\u4f7f\u7528lua\u811a\u672c\u6765\u4fdd\u8bc1\u64cd\u4f5c\u7684\u539f\u5b50\u6027\uff0c\u540c\u65f6\u4f7f\u7528\u770b\u95e8\u72d7\u673a\u5236\u5b9e\u73b0\u81ea\u52a8\u7eed\u671f\uff0c\u57fa\u4e8e\u4ee5\u4e0a\u4e24\u70b9\u89e3\u51b3\u4e86\u57fa\u4e8eredis\u5b9e\u73b0\u5206\u5e03\u5f0f\u53ef\u80fd\u51fa\u73b0\u7684\u95ee\u9898\u3002<\/p>\n<\/section>\n<p style=\"display: none;\">\n<p>\u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4f5c\u8005\uff1a\u539f\u521b Shepherd Shepherd<br 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