{"id":167533,"date":"2024-11-06T01:27:27","date_gmt":"2024-11-05T17:27:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167533\/"},"modified":"2024-11-06T01:27:28","modified_gmt":"2024-11-05T17:27:28","slug":"%e5%88%a9%e7%94%a8redis%e8%a7%a3%e6%b1%ba%e5%88%86%e4%bd%88%e5%bc%8f%e9%8e%96%e8%b6%85%e6%99%82%e5%95%8f%e9%a1%8c%ef%bc%88redis%e8%a7%a3%e6%b1%ba%e9%8e%96%e8%b6%85%e6%99%82%e5%95%8f%e9%a1%8c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167533\/","title":{"rendered":"\u5229\u7528Redis\u89e3\u6c7a\u5206\u4f48\u5f0f\u9396\u8d85\u6642\u554f\u984c\uff08redis\u89e3\u6c7a\u9396\u8d85\u6642\u554f\u984c\uff09"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8redis%e8%a7%a3%e6%b1%ba%e5%88%86%e4%bd%88%e5%bc%8f%e9%8e%96%e8%b6%85%e6%99%82%e5%95%8f%e9%a1%8c-ThiCWLdQAg\">\u5229\u7528Redis\u89e3\u6c7a\u5206\u4f48\u5f0f\u9396\u8d85\u6642\u554f\u984c<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\uff0c\u8cc7\u6e90\u7684\u7af6\u722d\u662f\u5e38\u898b\u7684\u554f\u984c\u3002\u70ba\u4e86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\uff0c\u5206\u4f48\u5f0f\u9396\u88ab\u5ee3\u6cdb\u61c9\u7528\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u5f37\u5927\u7684\u9396\u6a5f\u5236\u3002\u7136\u800c\uff0c\u4f7f\u7528Redis\u5be6\u73fe\u7684\u5206\u4f48\u5f0f\u9396\u4e5f\u9762\u81e8\u8457\u8d85\u6642\u554f\u984c\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u9396\u7684\u6301\u6709\u8005\u5728\u672a\u5b8c\u6210\u64cd\u4f5c\u6642\u91cb\u653e\u9396\uff0c\u5f9e\u800c\u5f15\u767c\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u89e3\u6c7a\u5206\u4f48\u5f0f\u9396\u7684\u8d85\u6642\u554f\u984c\u3002<\/p>\n<h2 id=\"%e5%88%86%e4%bd%88%e5%bc%8f%e9%8e%96%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-ThiCWLdQAg\">\u5206\u4f48\u5f0f\u9396\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5206\u4f48\u5f0f\u9396\u662f\u4e00\u7a2e\u7528\u65bc\u63a7\u5236\u591a\u500b\u9032\u7a0b\u6216\u670d\u52d9\u5c0d\u5171\u4eab\u8cc7\u6e90\u7684\u8a2a\u554f\u7684\u6a5f\u5236\u3002\u5b83\u78ba\u4fdd\u5728\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u9032\u7a0b\u53ef\u4ee5\u8a2a\u554f\u7279\u5b9a\u7684\u8cc7\u6e90\u3002Redis\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\uff0c\u901a\u5e38\u4f7f\u7528SETNX\u547d\u4ee4\u4f86\u8a2d\u7f6e\u9396\uff0c\u4e26\u4f7f\u7528DEL\u547d\u4ee4\u4f86\u91cb\u653e\u9396\u3002<\/p>\n<h2 id=\"redis%e9%8e%96%e7%9a%84%e8%b6%85%e6%99%82%e5%95%8f%e9%a1%8c-ThiCWLdQAg\">Redis\u9396\u7684\u8d85\u6642\u554f\u984c<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u5be6\u73fe\u5206\u4f48\u5f0f\u9396\u6642\uff0c\u8d85\u6642\u554f\u984c\u662f\u6700\u5e38\u898b\u7684\u6311\u6230\u4e4b\u4e00\u3002\u7576\u4e00\u500b\u9032\u7a0b\u7372\u5f97\u9396\u5f8c\uff0c\u5982\u679c\u5b83\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\u767c\u751f\u6545\u969c\u6216\u9577\u6642\u9593\u904b\u884c\uff0c\u9396\u53ef\u80fd\u6703\u5728\u9810\u8a2d\u7684\u8d85\u6642\u6642\u9593\u5167\u81ea\u52d5\u91cb\u653e\u3002\u9019\u6a23\uff0c\u5176\u4ed6\u9032\u7a0b\u53ef\u80fd\u6703\u5728\u9396\u88ab\u91cb\u653e\u5f8c\u7acb\u5373\u7372\u5f97\u9396\uff0c\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/p>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%9a%e4%bd%bf%e7%94%a8redisson-ThiCWLdQAg\">\u89e3\u6c7a\u65b9\u6848\uff1a\u4f7f\u7528Redisson<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7aRedis\u9396\u7684\u8d85\u6642\u554f\u984c\uff0c\u53ef\u4ee5\u4f7f\u7528Redisson\u9019\u500bJava\u5ba2\u6236\u7aef\uff0c\u5b83\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7d1a\u7684\u9396\u5be6\u73fe\u3002Redisson\u7684\u9396\u652f\u6301\u81ea\u52d5\u7e8c\u671f\u529f\u80fd\uff0c\u9019\u610f\u5473\u8457\u7576\u9396\u6301\u6709\u8005\u5728\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u9396\u7684\u904e\u671f\u6642\u9593\u6703\u81ea\u52d5\u5ef6\u9577\uff0c\u5f9e\u800c\u907f\u514d\u8d85\u6642\u91cb\u653e\u7684\u554f\u984c\u3002<\/p>\n<h3 id=\"redisson%e9%8e%96%e7%9a%84%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-ThiCWLdQAg\">Redisson\u9396\u7684\u4f7f\u7528\u793a\u4f8b<\/h3>\n<pre><code>import org.redisson.Redisson;\nimport org.redisson.api.RedissonClient;\nimport org.redisson.api.RLock;\nimport org.redisson.config.Config;\n\npublic class DistributedLockExample {\n    public static void main(String[] args) {\n        Config config = new Config();\n        config.useSingleServer().setAddress(\"redis:\/\/127.0.0.1:6379\");\n        RedissonClient redisson = Redisson.create(config);\n\n        RLock lock = redisson.getLock(\"myLock\");\n        try {\n            \/\/ \u5617\u8a66\u7372\u53d6\u9396\uff0c\u6700\u591a\u7b49\u5f8510\u79d2\uff0c\u9396\u6301\u6709\u6642\u9593\u70ba30\u79d2\n            if (lock.tryLock(10, 30, TimeUnit.SECONDS)) {\n                try {\n                    \/\/ \u57f7\u884c\u9700\u8981\u9396\u5b9a\u7684\u64cd\u4f5c\n                    System.out.println(\"\u9396\u5b9a\u6210\u529f\uff0c\u57f7\u884c\u64cd\u4f5c...\");\n                } finally {\n                    lock.unlock();\n                }\n            } else {\n                System.out.println(\"\u7372\u53d6\u9396\u5931\u6557\");\n            }\n        } catch (InterruptedException e) {\n            e.printStackTrace();\n        } finally {\n            redisson.shutdown();\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e5%85%b6%e4%bb%96%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-ThiCWLdQAg\">\u5176\u4ed6\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u9664\u4e86\u4f7f\u7528Redisson\uff0c\u9084\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u89e3\u6c7aRedis\u9396\u7684\u8d85\u6642\u554f\u984c\uff1a<\/p>\n<ul>\n<li><strong>\u8a2d\u7f6e\u5408\u7406\u7684\u9396\u8d85\u6642\u6642\u9593\uff1a<\/strong>\u6839\u64da\u696d\u52d9\u908f\u8f2f\uff0c\u8a2d\u7f6e\u5408\u9069\u7684\u9396\u8d85\u6642\u6642\u9593\uff0c\u78ba\u4fdd\u5728\u6b63\u5e38\u60c5\u6cc1\u4e0b\u9396\u4e0d\u6703\u904e\u671f\u3002<\/li>\n<li><strong>\u624b\u52d5\u7e8c\u671f\uff1a<\/strong>\u5728\u9396\u6301\u6709\u8005\u57f7\u884c\u904e\u7a0b\u4e2d\uff0c\u5b9a\u671f\u624b\u52d5\u5ef6\u9577\u9396\u7684\u904e\u671f\u6642\u9593\u3002<\/li>\n<li><strong>\u4f7f\u7528Lua\u8173\u672c\uff1a<\/strong>\u5229\u7528Redis\u7684\u539f\u5b50\u6027\uff0c\u901a\u904eLua\u8173\u672c\u4f86\u5be6\u73fe\u9396\u7684\u7372\u53d6\u548c\u91cb\u653e\uff0c\u78ba\u4fdd\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ThiCWLdQAg\">\u7e3d\u7d50<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5206\u4f48\u5f0f\u9396\u89e3\u6c7a\u65b9\u6848\uff0c\u96d6\u7136\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u9396\u8d85\u6642\u7684\u554f\u984c\uff0c\u4f46\u901a\u904e\u4f7f\u7528Redisson\u7b49\u5de5\u5177\uff0c\u6216\u662f\u8a2d\u7f6e\u5408\u7406\u7684\u8d85\u6642\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u9019\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u5206\u4f48\u5f0f\u9396\u5be6\u73fe\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u6709\u6548\u89e3\u6c7a\u5206\u4f48\u5f0f\u9396\u7684\u8d85\u6642\u554f\u984c\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6027\u80fd\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-167533","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167533","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=167533"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167533\/revisions"}],"predecessor-version":[{"id":167534,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167533\/revisions\/167534"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}