{"id":62125,"date":"2024-10-13T16:24:15","date_gmt":"2024-10-13T08:24:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62125\/"},"modified":"2024-10-13T16:24:15","modified_gmt":"2024-10-13T08:24:15","slug":"java%e4%b8%ad%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%ef%bc%88redisjava%e9%81%8e%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62125\/","title":{"rendered":"Java\u4e2d\u5229\u7528Redis\u5be6\u73fe\u904e\u671f\u6a5f\u5236\uff08redisjava\u904e\u671f\uff09"},"content":{"rendered":"<h1 id=\"java%e4%b8%ad%e5%88%a9%e7%94%a8redis%e5%af%a6%e7%8f%be%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%ef%bc%88redisjava%e9%81%8e%e6%9c%9f%ef%bc%89-XWGIybggmN\">Java\u4e2d\u5229\u7528Redis\u5be6\u73fe\u904e\u671f\u6a5f\u5236\uff08redisjava\u904e\u671f\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u7de9\u5b58\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u6027\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u4e2d\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728Java\u4e2d\u5229\u7528Redis\u5be6\u73fe\u904e\u671f\u6a5f\u5236\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%e6%a6%82%e8%bf%b0-XWGIybggmN\">Redis\u7684\u904e\u671f\u6a5f\u5236\u6982\u8ff0<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u7c21\u55ae\u800c\u5f37\u5927\u7684\u904e\u671f\u6a5f\u5236\uff0c\u5141\u8a31\u7528\u6236\u70ba\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u7576\u4e00\u500b\u9375\u7684\u904e\u671f\u6642\u9593\u5230\u9054\u6642\uff0cRedis\u6703\u81ea\u52d5\u522a\u9664\u8a72\u9375\uff0c\u5f9e\u800c\u91cb\u653e\u5167\u5b58\u3002\u9019\u4e00\u7279\u6027\u5c0d\u65bc\u9700\u8981\u5b9a\u671f\u6e05\u7406\u904e\u671f\u6578\u64da\u7684\u61c9\u7528\u7a0b\u5f0f\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e5%9c%a8java%e4%b8%ad%e4%bd%bf%e7%94%a8redis-XWGIybggmN\">\u5728Java\u4e2d\u4f7f\u7528Redis<\/h2>\n<p>\u5728Java\u4e2d\u4f7f\u7528Redis\uff0c\u901a\u5e38\u6703\u4f7f\u7528Jedis\u9019\u500b\u5eab\u3002Jedis\u662f\u4e00\u500b\u7c21\u55ae\u6613\u7528\u7684Redis\u5ba2\u6236\u7aef\uff0c\u652f\u6301\u591a\u7a2eRedis\u64cd\u4f5c\uff0c\u5305\u62ec\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Java\u4e2d\u4f7f\u7528Jedis\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import redis.clients.jedis.Jedis;\n\npublic class RedisExpireExample {\n    public static void main(String[] args) {\n        \/\/ \u5275\u5efaJedis\u5be6\u4f8b\n        Jedis jedis = new Jedis(\"localhost\", 6379);\n        \n        \/\/ \u8a2d\u7f6e\u9375\u503c\u5c0d\n        jedis.set(\"myKey\", \"myValue\");\n        \n        \/\/ \u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba10\u79d2\n        jedis.expire(\"myKey\", 10);\n        \n        \/\/ \u78ba\u8a8d\u904e\u671f\u6642\u9593\n        System.out.println(\"\u904e\u671f\u6642\u9593: \" + jedis.ttl(\"myKey\") + \"\u79d2\");\n        \n        \/\/ \u7b49\u5f8511\u79d2\u5f8c\u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\n        try {\n            Thread.sleep(11000);\n        } catch (InterruptedException e) {\n            e.printStackTrace();\n        }\n        \n        \/\/ \u6aa2\u67e5\u9375\u662f\u5426\u5b58\u5728\n        System.out.println(\"\u9375\u662f\u5426\u5b58\u5728: \" + jedis.exists(\"myKey\"));\n        \n        \/\/ \u95dc\u9589Jedis\u9023\u63a5\n        jedis.close();\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e8%a8%ad%e7%bd%ae-XWGIybggmN\">\u904e\u671f\u6642\u9593\u7684\u8a2d\u7f6e<\/h2>\n<p>\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86`expire`\u65b9\u6cd5\u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u500b\u65b9\u6cd5\u63a5\u53d7\u5169\u500b\u53c3\u6578\uff1a\u9375\u540d\u548c\u904e\u671f\u6642\u9593\uff08\u4ee5\u79d2\u70ba\u55ae\u4f4d\uff09\u3002\u6b64\u5916\uff0cRedis\u9084\u63d0\u4f9b\u4e86\u5176\u4ed6\u65b9\u6cd5\u4f86\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u4f8b\u5982`pexpire`\uff08\u4ee5\u6beb\u79d2\u70ba\u55ae\u4f4d\uff09\u548c`expireat`\uff08\u6307\u5b9a\u5177\u9ad4\u7684\u904e\u671f\u6642\u9593\u6233\uff09\u3002<\/p>\n<h3 id=\"%e4%bd%bf%e7%94%a8%e9%81%8e%e6%9c%9f%e4%ba%8b%e4%bb%b6-XWGIybggmN\">\u4f7f\u7528\u904e\u671f\u4e8b\u4ef6<\/h3>\n<p>\u9664\u4e86\u76f4\u63a5\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0cRedis\u9084\u652f\u6301\u904e\u671f\u4e8b\u4ef6\u7684\u901a\u77e5\u529f\u80fd\u3002\u9019\u610f\u5473\u8457\u7576\u4e00\u500b\u9375\u904e\u671f\u6642\uff0cRedis\u53ef\u4ee5\u767c\u9001\u901a\u77e5\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u57f7\u884c\u7279\u5b9a\u64cd\u4f5c\u7684\u61c9\u7528\u7a0b\u5f0f\u4f86\u8aaa\u975e\u5e38\u6709\u7528\u3002\u8981\u555f\u7528\u9019\u4e00\u529f\u80fd\uff0c\u53ef\u4ee5\u5728Redis\u914d\u7f6e\u6587\u4ef6\u4e2d\u8a2d\u7f6e`notify-keyspace-events`\u9078\u9805\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-XWGIybggmN\">\u5be6\u969b\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u7684\u904e\u671f\u6a5f\u5236\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u80fd\u767c\u63ee\u4f5c\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u6703\u8a71\u7ba1\u7406\uff1a<\/strong>\u5728Web\u61c9\u7528\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u4f86\u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u4ee5\u81ea\u52d5\u6e05\u7406\u4e0d\u6d3b\u8e8d\u7684\u6703\u8a71\u3002<\/li>\n<li><strong>\u7de9\u5b58\u6578\u64da\uff1a<\/strong>\u5c0d\u65bc\u4e00\u4e9b\u4e0d\u9700\u8981\u6c38\u4e45\u4fdd\u5b58\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6642\u6548\u6027\u3002<\/li>\n<li><strong>\u9650\u6d41\u63a7\u5236\uff1a<\/strong>\u5728API\u9650\u6d41\u7684\u5834\u666f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Redis\u4f86\u8a18\u9304\u8acb\u6c42\u6b21\u6578\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u4ee5\u81ea\u52d5\u91cd\u7f6e\u8a08\u6578\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XWGIybggmN\">\u7e3d\u7d50<\/h2>\n<p>\u5728Java\u4e2d\u5229\u7528Redis\u5be6\u73fe\u904e\u671f\u6a5f\u5236\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002\u901a\u904e\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u9078\u64c7\u5408\u9069\u7684\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728Java\u4e2d\u4f7f\u7528Redis\u5be6\u73fe\u904e\u671f\u6a5f\u5236\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u81ea\u52d5\u6e05\u7406\u904e\u671f\u6578\u64da\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-62125","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62125","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=62125"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62125\/revisions"}],"predecessor-version":[{"id":62126,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/62125\/revisions\/62126"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=62125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=62125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=62125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}