{"id":161147,"date":"2024-11-04T04:00:26","date_gmt":"2024-11-03T20:00:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161147\/"},"modified":"2024-11-04T04:00:27","modified_gmt":"2024-11-03T20:00:27","slug":"%e6%a9%9f%e5%88%b6-redis-%e4%b8%ad-java-%e5%af%a6%e7%8f%be%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%ef%bc%88redis-java-%e9%81%8e%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161147\/","title":{"rendered":"\u6a5f\u5236 Redis \u4e2d Java \u5be6\u73fe\u7684\u904e\u671f\u6a5f\u5236\uff08redis java \u904e\u671f\uff09"},"content":{"rendered":"<h1 id=\"%e6%a9%9f%e5%88%b6-redis-%e4%b8%ad-java-%e5%af%a6%e7%8f%be%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%ef%bc%88redis-java-%e9%81%8e%e6%9c%9f%ef%bc%89-ExyMFZKlEn\">\u6a5f\u5236 Redis \u4e2d Java \u5be6\u73fe\u7684\u904e\u671f\u6a5f\u5236\uff08redis java \u904e\u671f\uff09<\/h1>\n<p>Redis \u662f\u4e00\u500b\u9ad8\u6548\u80fd\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002\u5176\u904e\u671f\u6a5f\u5236\u662f Redis \u7684\u4e00\u500b\u91cd\u8981\u7279\u6027\uff0c\u80fd\u5920\u81ea\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u5f9e\u800c\u91cb\u653e\u5167\u5b58\u8cc7\u6e90\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u904e\u671f\u6a5f\u5236\uff0c\u4e26\u4ecb\u7d39\u5982\u4f55\u5728 Java \u4e2d\u5be6\u73fe\u9019\u4e00\u529f\u80fd\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-ExyMFZKlEn\">Redis \u7684\u904e\u671f\u6a5f\u5236\u6982\u8ff0<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u7b56\u7565\uff1a\u5b9a\u6642\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u6642\u522a\u9664\u662f\u6307\u5728\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u5f8c\uff0cRedis \u6703\u5728\u6307\u5b9a\u7684\u6642\u9593\u81ea\u52d5\u522a\u9664\u8a72\u9375\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u8a2a\u554f\u8a72\u9375\u6642\u6aa2\u67e5\u5176\u662f\u5426\u904e\u671f\uff0c\u82e5\u904e\u671f\u5247\u522a\u9664\u3002<\/p>\n<ul>\n<li><strong>\u5b9a\u6642\u522a\u9664\uff1a<\/strong>Redis \u6703\u5b9a\u671f\u6aa2\u67e5\u6240\u6709\u8a2d\u7f6e\u4e86\u904e\u671f\u6642\u9593\u7684\u9375\uff0c\u4e26\u522a\u9664\u90a3\u4e9b\u5df2\u7d93\u904e\u671f\u7684\u9375\u3002\u9019\u500b\u904e\u7a0b\u662f\u7531 Redis \u7684\u4e3b\u7dda\u7a0b\u8ca0\u8cac\u7684\uff0c\u901a\u5e38\u6bcf 100 \u6beb\u79d2\u57f7\u884c\u4e00\u6b21\u3002<\/li>\n<li><strong>\u60f0\u6027\u522a\u9664\uff1a<\/strong>\u7576\u5ba2\u6236\u7aef\u8acb\u6c42\u67d0\u500b\u9375\u6642\uff0cRedis \u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\u3002\u5982\u679c\u904e\u671f\uff0c\u5247\u522a\u9664\u8a72\u9375\u4e26\u8fd4\u56de nil\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9c%a8-java-%e4%b8%ad%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-ExyMFZKlEn\">\u5728 Java \u4e2d\u4f7f\u7528 Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>\u5728 Java \u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 Jedis \u6216 Lettuce \u7b49 Redis \u5ba2\u6236\u7aef\u4f86\u64cd\u4f5c Redis\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Jedis \u8a2d\u7f6e\u548c\u6aa2\u67e5\u9375\u904e\u671f\u7684\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h3 id=\"1-%e6%b7%bb%e5%8a%a0%e4%be%9d%e8%b3%b4-ExyMFZKlEn\">1. \u6dfb\u52a0\u4f9d\u8cf4<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u5728\u4f60\u7684 Maven \u9805\u76ee\u4e2d\u6dfb\u52a0 Jedis \u7684\u4f9d\u8cf4\uff1a<\/p>\n<pre><code>\n&lt;dependency&gt;\n    &lt;groupId&gt;redis.clients&lt;\/groupId&gt;\n    &lt;artifactId&gt;jedis&lt;\/artifactId&gt;\n    &lt;version&gt;4.0.1&lt;\/version&gt;\n&lt;\/dependency&gt;\n<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e9%81%8e%e6%9c%9f%e9%8d%b5-ExyMFZKlEn\">2. \u8a2d\u7f6e\u904e\u671f\u9375<\/h3>\n<p>\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u4e00\u500b\u5e36\u6709\u904e\u671f\u6642\u9593\u7684\u9375\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nimport redis.clients.jedis.Jedis;\n\npublic class RedisExpireExample {\n    public static void main(String[] args) {\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\u70ba 10 \u79d2\n        jedis.expire(\"myKey\", 10);\n        \n        System.out.println(\"myKey \u7684\u503c: \" + jedis.get(\"myKey\"));\n        \n        \/\/ \u7b49\u5f85 11 \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        System.out.println(\"\u904e\u671f\u5f8c myKey \u7684\u503c: \" + jedis.get(\"myKey\"));\n        \n        jedis.close();\n    }\n}\n<\/code><\/pre>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e9%8d%b5%e7%9a%84%e5%89%a9%e9%a4%98%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-ExyMFZKlEn\">3. \u6aa2\u67e5\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593<\/h3>\n<p>\u6211\u5011\u53ef\u4ee5\u4f7f\u7528 <code>ttl<\/code> \u547d\u4ee4\u4f86\u6aa2\u67e5\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff1a<\/p>\n<pre><code>\nlong ttl = jedis.ttl(\"myKey\");\nSystem.out.println(\"myKey \u5269\u9918\u904e\u671f\u6642\u9593: \" + ttl + \" \u79d2\");\n<\/code><\/pre>\n<h2 id=\"%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-ExyMFZKlEn\">\u904e\u671f\u6a5f\u5236\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis \u7684\u904e\u671f\u6a5f\u5236\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u7de9\u5b58\u7cfb\u7d71\uff1a<\/strong>\u5728\u7de9\u5b58\u4e2d\u5b58\u5132\u7684\u6578\u64da\u901a\u5e38\u662f\u81e8\u6642\u7684\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u53ef\u4ee5\u81ea\u52d5\u6e05\u7406\u904e\u671f\u7684\u7de9\u5b58\u6578\u64da\u3002<\/li>\n<li><strong>\u6703\u8a71\u7ba1\u7406\uff1a<\/strong>\u5728 Web \u61c9\u7528\u4e2d\uff0c\u4f7f\u7528 Redis \u5b58\u5132\u7528\u6236\u6703\u8a71\u4fe1\u606f\uff0c\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u4ee5\u81ea\u52d5\u6e05\u9664\u4e0d\u6d3b\u8e8d\u7684\u6703\u8a71\u3002<\/li>\n<li><strong>\u9650\u6d41\u63a7\u5236\uff1a<\/strong>\u5728 API \u9650\u6d41\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u904e\u671f\u9375\u4f86\u8a18\u9304\u7528\u6236\u7684\u8acb\u6c42\u6b21\u6578\uff0c\u4e26\u5728\u4e00\u5b9a\u6642\u9593\u5f8c\u81ea\u52d5\u91cd\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ExyMFZKlEn\">\u7e3d\u7d50<\/h2>\n<p>Redis \u7684\u904e\u671f\u6a5f\u5236\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u7684\u65b9\u5f0f\u4f86\u7ba1\u7406\u6578\u64da\u7684\u751f\u547d\u9031\u671f\u3002\u5728 Java \u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u4f7f\u7528 Jedis \u5ba2\u6236\u7aef\u4f86\u8a2d\u7f6e\u548c\u6aa2\u67e5\u9375\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u4e00\u7279\u6027\u5728\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u548c\u9650\u6d41\u7b49\u5834\u666f\u4e2d\u5177\u6709\u5ee3\u6cdb\u7684\u61c9\u7528\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u4f7f\u7528 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u90e8\u7f72 Redis\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728 Java \u4e2d\u5be6\u73fe Redis \u7684\u904e\u671f\u6a5f\u5236\uff0c\u4e86\u89e3\u6709\u6548\u7ba1\u7406\u6578\u64da\u751f\u547d\u9031\u671f\u7684\u6700\u4f73\u5be6\u8e10\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-161147","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161147","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=161147"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161147\/revisions"}],"predecessor-version":[{"id":161148,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161147\/revisions\/161148"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}