{"id":201178,"date":"2025-05-10T08:05:24","date_gmt":"2025-05-10T00:05:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201178\/"},"modified":"2025-05-10T08:05:24","modified_gmt":"2025-05-10T00:05:24","slug":"%e8%81%8a%e8%81%8a%e4%bd%bf%e7%94%a8redistemplat%e5%ae%9e%e7%8e%b0%e7%ae%80%e5%8d%95%e7%9a%84%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201178\/","title":{"rendered":"\u804a\u804a\u4f7f\u7528RedisTemplat\u5b9e\u73b0\u7b80\u5355\u7684\u5206\u5e03\u5f0f\u9501\u7684\u95ee\u9898"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u804a\u804a\u4f7f\u7528RedisTemplat\u5b9e\u73b0\u7b80\u5355\u7684\u5206\u5e03\u5f0f\u9501\u7684\u95ee\u9898<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300a\u804a\u804a\u4f7f\u7528RedisTemplat\u5b9e\u73b0\u7b80\u5355\u7684\u5206\u5e03\u5f0f\u9501\u7684\u95ee\u9898\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n<h2>\u4e0d\u4f7f\u7528redisson\u6846\u67b6\u5b9e\u73b0Redis\u5206\u5e03\u5f0f\u9501<\/h2>\n<h2>\u51c6\u5907\u5de5\u4f5c\uff1a<\/h2>\n<p><strong>\u5bfc\u5165\u4f9d\u8d56<\/strong><\/p>\n<pre>\n\n   \n    \n     org.springframework.boot\n    \n    \n     spring-boot-starter-data-redis\n    \n   <\/pre>\n<p><strong>\u7f16\u5199RedisConfig\u7c7b<\/strong><\/p>\n<pre>\n@Configuration\npublic class RedisConfig {\n    @Bean\n    public RedisTemplate\n   \n     redisTemplate(RedisConnectionFactory redisConnectionFactory){\n        RedisTemplate\n    \n      redisTemplate = new RedisTemplate(); \/\/String\u7c7b\u578b key\u5e8f\u5217\u5668 redisTemplate.setKeySerializer(new StringRedisSerializer()); \/\/String\u7c7b\u578b value\u5e8f\u5217\u5668 redisTemplate.setValueSerializer(new GenericJackson2JsonRedisSerializer()); \/\/Hash\u7c7b\u578b key\u5e8f\u5217\u5668 redisTemplate.setHashKeySerializer(new StringRedisSerializer()); \/\/Hash\u7c7b\u578b value\u5e8f\u5217\u5668 redisTemplate.setHashValueSerializer(new GenericJackson2JsonRedisSerializer()); \/\/\u5c06\u8fde\u63a5\u5de5\u5382\u6ce8\u5165 redisTemplate.setConnectionFactory(redisConnectionFactory); return redisTemplate; } } \n    \n   <\/pre>\n<h2>1.\u5728SpringBootTest\u4e2d\u7f16\u5199\u6d4b\u8bd5\u6a21\u5757<\/h2>\n<h3>1.1:\u4f7f\u7528\u5360\u4f4d\u7b26\u52a0\u9501\uff1a<\/h3>\n<p><code>\u5360\u4f4d\u7b26\u52a0\u9501\u95ee\u9898<\/code>\uff1a\u51fa\u73b0\u5f02\u5e38\u65f6\u65e0\u6cd5\u91ca\u653e\u9501\uff0c\u5bfc\u81f4\u540e\u7ee7\u8fdb\u5165\u7684\u7ebf\u7a0b\u6210\u4e3a\u6b7b\u9501<\/p>\n<pre>\n@SpringBootTest\nclass ApplicationTests {\n    @Autowired\n    private RedisTemplate redisTemplate;\n\t@Test\n\tpublic void lodsTest01(){\n\t\tValueOperations valueOperations = redisTemplate.opsForValue();\n\t        \/\/\u521b\u5efa\u4e00\u4e2a\u5360\u4f4d\u7b26\uff0c\u5982\u679ckey\u4e0d\u5b58\u5728\u624d\u53ef\u4ee5\u8bbe\u7f6e\u6210\u529f\n\t        Boolean isLock = valueOperations.setIfAbsent(\"k1\", \"v1\");\n\t        \/\/\u5982\u679c\u5360\u4f4d\u6210\u529f\uff0c\u8fdb\u884c\u6b63\u5e38\u64cd\u4f5c\n\t        if (isLock){\n\t        \t\/\/\u8bbe\u7f6e\u4e00\u4e2aname\u5b58\u5230redis\n\t            valueOperations.set(\"name\",\"xxxx\");\n\t            \/\/\u4eceredis\u53d6\u51faname\n\t            String name = (String) valueOperations.get(\"name\");\n\t            System.out.println(\"name = \" + name);\n\t            \/\/\u624b\u52a8\u5236\u9020\u5f02\u5e38\n\t            Integer.parseInt(\"xxxx\");\n\t            \/\/\u64cd\u4f5c\u7ed3\u675f\u5220\u9664\u9501\n\t            redisTemplate.delete(\"k1\");\n\t        }else{\n\t            System.out.println(\"\u6709\u7ebf\u7a0b\u5728\u7528\uff0c\u8bf7\u7a0d\u540e\u5728\u8bd5\");\n\t        }\n\t}\n}\n<\/pre>\n<p><code>\u6d4b\u8bd5<\/code><br \/><strong>\u7b2c\u4e00\u4e2a\u7ebf\u7a0b\u51fa\u73b0\u5f02\u5e38\u65e0\u6cd5\u91ca\u653e\u9501\uff1a<\/strong><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" style=\"max-width:100%\" src=\"https:\/\/www.17golang.com\/uploads\/20221231\/167244571363af7f11d4ae8.png\" class=\"aligncenter\"><\/p>\n<p><strong>\u4e4b\u540e\u6240\u6709\u7ebf\u7a0b\u90fd\u65e0\u6cd5\u8bbf\u95ee\uff1a<\/strong><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" style=\"max-width:100%\" src=\"https:\/\/www.17golang.com\/uploads\/20221231\/167244571463af7f125273c.png\" class=\"aligncenter\"><\/p>\n<p><code>\u89e3\u51b3\u65b9\u6848<\/code>\uff1a<strong>\u4e3a\u9501\u52a0\u4e00\u4e2a\u6709\u6548\u65f6\u95f4\u3002<\/strong><\/p>\n<h3>1.2:\u4f7f\u7528\u5360\u4f4d\u7b26\u8bbe\u7f6e\u6709\u6548\u65f6\u95f4\u89e3\u51b3\u6b7b\u9501\u95ee\u9898\uff1a<\/h3>\n<p><code>\u5360\u4f4d\u7b26\u8bbe\u7f6e\u6709\u6548\u65f6\u95f4\u95ee\u9898<\/code>\uff1a<strong>\u5373\u4f7f\u67d0\u7ebf\u7a0b\u51fa\u73b0\u5f02\u5e38\uff0c\u4f46\u5360\u4f4d\u7b26\u8fc7\u4e86\u6709\u6548\u65f6\u95f4\uff0c\u9501\u5c31\u4f1a\u91ca\u653e\u3002\u4f46\u662f\u5728\u5927\u91cf\u7ebf\u7a0b\u540c\u65f6\u8bbf\u95ee\u65f6\uff0c\u5982\u679c\u7ebf\u7a0b1\u88ab\u5916\u754c\u56e0\u7d20\u5f71\u54cd\uff08\u7f51\u7edc\u6ce2\u52a8\uff0c\u670d\u52a1\u5668\u51fa\u95ee\u9898\u7b49\u7b49\uff09,\u7ebf\u7a0b1\u7684\u4e1a\u52a1\u8fd8\u6ca1\u5b8c\u6210\uff0c\u4f46\u9501\u7684\u6709\u6548\u65f6\u95f4\u5230\u4e86\u7684\u8bdd\uff0c\u4e0b\u4e00\u4e2a\u7ebf\u7a0b\u5c31\u4f1a\u8fdb\u6765\uff0c\u5c31\u4f1a\u51fa\u73b0\u7ebf\u7a0b\u4e0d\u5b89\u5168\u7684\u60c5\u51b5\uff0c\u51fa\u73b0\u7ebf\u7a0b\u4e92\u76f8\u5220\u9501\u7684\u60c5\u51b5\u3002<\/strong><\/p>\n<pre>\n\t@Test\n    public void testLock02()  {\n        ValueOperations valueOperations = redisTemplate.opsForValue();\n        \/\/\u5982\u679ckey\u4e0d\u5b58\u5728\u624d\u53ef\u4ee5\u8bbe\u7f6e\u6210\u529f,\u8bbe\u7f6e\u4e00\u4e2a\u6709\u6548\u65f6\u95f4\u9632\u6b62\u7ebf\u7a0b\u5f02\u5e38\u51fa\u73b0\u6b7b\u9501\n        Boolean isLock = valueOperations.setIfAbsent(\"k1\", \"v1\",5, TimeUnit.SECONDS);\n        \/\/\u5982\u679c\u5360\u4f4d\u6210\u529f\uff0c\u8fdb\u884c\u6b63\u5e38\u64cd\u4f5c\n        if (isLock){\n        \t\/\/\u8bbe\u7f6e\u4e00\u4e2aname\u5b58\u5230redis\n            valueOperations.set(\"name\",\"xxxx\");\n            \/\/\u4eceredis\u53d6\u51faname\n            String str = (String) valueOperations.get(\"name\");\n            System.out.println(\"name = \" + str);\n            \/\/\u5236\u9020\u5f02\u5e38\n            Integer.parseInt(\"xxxx\");\n            \/\/\u64cd\u4f5c\u7ed3\u675f\u5220\u9664\u9501\n            redisTemplate.delete(\"k1\");\n        }else{\n            System.out.println(\"\u6709\u7ebf\u7a0b\u5728\u7528\uff0c\u8bf7\u7a0d\u540e\u5728\u8bd5\");\n        }\n    }\n<\/pre>\n<p><code>\u89e3\u51b3\u65b9\u6848:<\/code> <strong>\u4f7f\u7528lua\u811a\u672c\uff0c\u7ed9\u6bcf\u4e2a\u9501\u7684key\u5bf9\u5e94\u7684value\u8bbe\u7f6e\u4e00\u4e2a\u968f\u673a\u6570<\/strong><\/p>\n<h3>1.3:\u4f7f\u7528lua\u811a\u672c\u89e3\u51b3\u7ebf\u7a0b\u4e0d\u5b89\u5168\u95ee\u9898\uff1a<\/h3>\n<p><strong>lua\u811a\u672c\u53ef\u4ee5\u5199\u5728Redis\u670d\u52a1\u5668\u4e0a:<\/strong><br \/><code>\u4f18\u70b9<\/code>: \u5728\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u901f\u5ea6\u5feb<\/p>\n<p><code>\u7f3a\u70b9<\/code>: \u4fee\u6539\u4ee3\u7801\u65f6\u6bd4\u8f83\u9ebb\u70e6<\/p>\n<p><strong>lua\u811a\u672c\u53ef\u4ee5\u901a\u8fc7java\u53d1\u9001<\/strong><br \/><code>\u4f18\u70b9:<\/code> \u4fee\u6539\u4ee3\u7801\u65b9\u4fbf<\/p>\n<p><code>\u7f3a\u70b9:<\/code> \u6bcf\u6b21\u53d1\u9001\u8bf7\u6c42\u65f6\u90fd\u9700\u8981\u5360\u7528\u7f51\u7edc\u8d44\u6e90<\/p>\n<h4>1.3.1:\u7f16\u5199lua\u811a\u672c<\/h4>\n<p style=\"text-align: center\"><img decoding=\"async\" style=\"max-width:100%\" src=\"https:\/\/www.17golang.com\/uploads\/20221231\/167244571463af7f129fc68.png\" class=\"aligncenter\"><\/p>\n<pre>\nif redis.call(\"get\",KEYS[1])==ARGV[1] then\n    return redis.call(\"del\",KEYS[1])\nelse\n    return 0\nend\n<\/pre>\n<h4>1.3.2:\u4fee\u6539ReidsConfig\u7c7b<\/h4>\n<pre>\n\t@Bean\n    public DefaultRedisScript\n   \n     defaultRedisScript(){\n        DefaultRedisScript\n    \n      redisScript = new DefaultRedisScript(); \/\/lock.lua\u811a\u672c\u4f4d\u7f6e\u548capplication.yml\u540c\u7ea7\u76ee\u5f55 redisScript.setLocation(new ClassPathResource(\"lock.lua\")); \/\/\u8bbe\u7f6e\u7c7b\u578b\u4e3aboolean redisScript.setResultType(Boolean.class); return redisScript; } \n    \n   <\/pre>\n<h4>1.3.3:\u7f16\u5199\u6d4b\u8bd5\u6a21\u5757<\/h4>\n<pre>\n@Test\n    public void testLock03(){\n        ValueOperations valueOperations = redisTemplate.opsForValue();\n        String value = UUID.randomUUID().toString();\n        \/\/\u5982\u679ckey\u4e0d\u5b58\u5728\u624d\u53ef\u4ee5\u8bbe\u7f6e\u6210\u529f,\u8bbe\u7f6e\u4e00\u4e2avalue\u4e3a\u968f\u673a\u6570\u7684\u503c\uff0c\u9632\u6b62\u51fa\u73b0\u7ebf\u7a0b\u592a\u591a \u5bfc\u81f4\u7ebf\u7a0b\u4e0d\u5b89\u5168\n        Boolean isLock = valueOperations.setIfAbsent(\"k1\", value, 5, TimeUnit.SECONDS);\n        \/\/\u5982\u679c\u5360\u4f4d\u6210\u529f\uff0c\u8fdb\u884c\u6b63\u5e38\u64cd\u4f5c \n        if (isLock){\n        \t\/\/\u8bbe\u7f6e\u4e00\u4e2aname\u5b58\u5230redis\n            valueOperations.set(\"name\",\"xxxx\");\n            \/\/\u4eceredis\u53d6\u51faname\n            String name = (String) valueOperations.get(\"name\");\n            System.out.println(\"name = \" + name);\n            \/\/\u4e3aredis\u53d1\u9001lua\u811a\u672c\u5220\u9664\u9501\u5bf9\u5e94\u7684value\n            Boolean aBoolean = (Boolean) redisTemplate.execute(redisScript, Collections.singletonList(\"k1\"), value);\n            System.out.println(aBoolean);\n        }else{\n            System.out.println(\"\u6709\u7ebf\u7a0b\u5728\u7528\uff0c\u8bf7\u7a0d\u540e\u5728\u8bd5\");\n        }\n    }\n<\/pre>\n<p><code>\u6d4b\u8bd5\u7ed3\u679c:<\/code><br \/><strong>\u987a\u5229\u628aname\u503c\u5b58\u5230redis\u4e2d\u5e76\u628a\u9501\u5220\u9664\u5e76\u8fd4\u56detrue<\/strong><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20221231\/167244571563af7f131e0ef.png\" class=\"aligncenter\"><\/p>\n<p><strong>\u9501\u4f1a\u88ab\u6b63\u5e38\u5220\u9664\u53ea\u7559\u4e0bname:<\/strong><\/p>\n<p style=\"text-align: center\"><img decoding=\"async\" style=\"max-width:100%\" src=\"https:\/\/www.17golang.com\/uploads\/20221231\/167244571563af7f1352a2b.png\" class=\"aligncenter\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u804a\u804a\u4f7f\u7528RedisTemplat&#46;&#46;&#46;<\/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-201178","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201178","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=201178"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201178\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}