{"id":182524,"date":"2024-11-09T23:10:20","date_gmt":"2024-11-09T15:10:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182524\/"},"modified":"2024-11-09T23:10:21","modified_gmt":"2024-11-09T15:10:21","slug":"%e6%99%82%e9%96%93java%e4%b8%ad%e8%a8%ad%e7%bd%aeredis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93%e7%9a%84%e7%b0%a1%e4%be%bf%e6%96%b9%e6%b3%95%ef%bc%88redis-java%e9%81%8e%e6%9c%9f%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182524\/","title":{"rendered":"\u6642\u9593Java\u4e2d\u8a2d\u7f6eRedis\u7684\u904e\u671f\u6642\u9593\u7684\u7c21\u4fbf\u65b9\u6cd5\uff08redis java\u904e\u671f\uff09"},"content":{"rendered":"

\u6642\u9593Java\u4e2d\u8a2d\u7f6eRedis\u7684\u904e\u671f\u6642\u9593\u7684\u7c21\u4fbf\u65b9\u6cd5\uff08redis java\u904e\u671f\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u7684\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u7b49\u5834\u666f\u3002\u8a2d\u7f6eRedis\u7684\u904e\u671f\u6642\u9593\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u63a7\u5236\u6578\u64da\u751f\u547d\u9031\u671f\u7684\u60c5\u6cc1\u4e0b\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728Java\u4e2d\u8a2d\u7f6eRedis\u904e\u671f\u6642\u9593\u7684\u7c21\u4fbf\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n

Redis\u904e\u671f\u6642\u9593\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Redis\u5141\u8a31\u7528\u6236\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u9019\u610f\u5473\u8457\u5728\u6307\u5b9a\u7684\u6642\u9593\u5f8c\uff0c\u8a72\u9375\u53ca\u5176\u5c0d\u61c9\u7684\u503c\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u5c0d\u65bc\u7ba1\u7406\u7de9\u5b58\u6578\u64da\u3001\u6703\u8a71\u4fe1\u606f\u7b49\u975e\u5e38\u6709\u7528\u3002\u904e\u671f\u6642\u9593\u53ef\u4ee5\u901a\u904e\u5169\u7a2e\u65b9\u5f0f\u8a2d\u7f6e\uff1a\u4f7f\u7528 EXPIRE<\/code> \u547d\u4ee4\u6216\u5728\u8a2d\u7f6e\u9375\u503c\u6642\u76f4\u63a5\u6307\u5b9a\u904e\u671f\u6642\u9593\u3002<\/p>\n

\u5728Java\u4e2d\u4f7f\u7528Jedis\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h2>\n

Jedis\u662f\u4e00\u500b\u6d41\u884c\u7684Java\u5ba2\u6236\u7aef\uff0c\u7528\u65bc\u8207Redis\u9032\u884c\u4ea4\u4e92\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Jedis\u8a2d\u7f6eRedis\u9375\u7684\u904e\u671f\u6642\u9593\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

1. \u6dfb\u52a0Jedis\u4f9d\u8cf4<\/h3>\n

\u9996\u5148\uff0c\u78ba\u4fdd\u5728\u4f60\u7684\u9805\u76ee\u4e2d\u6dfb\u52a0\u4e86Jedis\u7684\u4f9d\u8cf4\u3002\u5982\u679c\u4f60\u4f7f\u7528Maven\uff0c\u53ef\u4ee5\u5728 pom.xml<\/code> \u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5167\u5bb9\uff1a<\/p>\n

\n<dependency>\n    <groupId>redis.clients<\/groupId>\n    <artifactId>jedis<\/artifactId>\n    <version>4.0.1<\/version>\n<\/dependency>\n<\/code><\/pre>\n
2. \u9023\u63a5\u5230Redis<\/h3>\n
\u63a5\u4e0b\u4f86\uff0c\u4f7f\u7528Jedis\u9023\u63a5\u5230Redis\u670d\u52d9\u5668\uff1a<\/p>\n
\nimport redis.clients.jedis.Jedis;\n\npublic class RedisExample {\n    public static void main(String[] args) {\n        Jedis jedis = new Jedis(\"localhost\", 6379);\n        System.out.println(\"Connection to server successfully\");\n    }\n}\n<\/code><\/pre>\n
3. \u8a2d\u7f6e\u9375\u503c\u53ca\u904e\u671f\u6642\u9593<\/h3>\n
\u4f7f\u7528 setex<\/code> \u65b9\u6cd5\u53ef\u4ee5\u5728\u8a2d\u7f6e\u9375\u503c\u7684\u540c\u6642\u6307\u5b9a\u904e\u671f\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n
\njedis.setex(\"myKey\", 60, \"myValue\"); \/\/ \u8a2d\u7f6emyKey\u7684\u503c\u70bamyValue\uff0c\u904e\u671f\u6642\u9593\u70ba60\u79d2\n<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u7576\u9375 myKey<\/code> \u88ab\u8a2d\u7f6e\u5f8c\uff0c60\u79d2\u5f8c\u5b83\u5c07\u81ea\u52d5\u904e\u671f\u4e26\u88ab\u522a\u9664\u3002<\/p>\n
4. \u7372\u53d6\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593<\/h3>\n
\u5982\u679c\u9700\u8981\u6aa2\u67e5\u67d0\u500b\u9375\u7684\u5269\u9918\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u4f7f\u7528 ttl<\/code> \u65b9\u6cd5\uff1a<\/p>\n
\nlong ttl = jedis.ttl(\"myKey\");\nSystem.out.println(\"Time to live for myKey: \" + ttl + \" seconds\");\n<\/code><\/pre>\n
\u4f7f\u7528Spring Data Redis\u8a2d\u7f6e\u904e\u671f\u6642\u9593<\/h2>\n
\u5982\u679c\u4f60\u7684\u9805\u76ee\u4f7f\u7528Spring\u6846\u67b6\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528Spring Data Redis\u4f86\u7c21\u5316\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Spring\u4e2d\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u7684\u793a\u4f8b\uff1a<\/p>\n
1. \u6dfb\u52a0Spring Data Redis\u4f9d\u8cf4<\/h3>\n
\n<dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-data-redis<\/artifactId>\n<\/dependency>\n<\/code><\/pre>\n
2. \u914d\u7f6eRedisTemplate<\/h3>\n
\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.data.redis.core.RedisTemplate;\nimport org.springframework.stereotype.Service;\n\nimport java.util.concurrent.TimeUnit;\n\n@Service\npublic class RedisService {\n    @Autowired\n    private RedisTemplate redisTemplate;\n\n    public void setKeyWithExpiry(String key, String value, long timeout) {\n        redisTemplate.opsForValue().set(key, value, timeout, TimeUnit.SECONDS);\n    }\n}\n<\/code><\/pre>\n
\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528 setKeyWithExpiry<\/code> \u65b9\u6cd5\u53ef\u4ee5\u8a2d\u7f6e\u9375\u7684\u503c\u53ca\u5176\u904e\u671f\u6642\u9593\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u5728Java\u4e2d\u8a2d\u7f6eRedis\u7684\u904e\u671f\u6642\u9593\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u904e\u7a0b\uff0c\u7121\u8ad6\u662f\u4f7f\u7528Jedis\u9084\u662fSpring Data Redis\uff0c\u90fd\u80fd\u5920\u8f15\u9b06\u5be6\u73fe\u3002\u901a\u904e\u5408\u7406\u5730\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u61c9\u7528\u7a0b\u5e8f\u4e2d\u7684\u6578\u64da\uff0c\u63d0\u5347\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7d22\u5728Java\u4e2d\u8f15\u9b06\u8a2d\u7f6eRedis\u904e\u671f\u6642\u9593\u7684\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u7c21\u5316\u958b\u767c\u6d41\u7a0b\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-182524","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182524","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=182524"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182524\/revisions"}],"predecessor-version":[{"id":182525,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182524\/revisions\/182525"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}