{"id":202366,"date":"2025-05-10T09:40:13","date_gmt":"2025-05-10T01:40:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202366\/"},"modified":"2025-05-10T09:40:13","modified_gmt":"2025-05-10T01:40:13","slug":"redis%e7%bc%93%e5%ad%98%e5%ae%9e%e4%be%8b%e4%bb%a3%e7%a0%81%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202366\/","title":{"rendered":"Redis\u7f13\u5b58\u5b9e\u4f8b\u4ee3\u7801\u5206\u6790"},"content":{"rendered":"

<\/b> <\/p>\n

Redis\u7f13\u5b58\u5b9e\u4f8b\u4ee3\u7801\u5206\u6790<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aRedis\u7f13\u5b58\u5b9e\u4f8b\u4ee3\u7801\u5206\u6790\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n

\u4e00\u3001\u7b80\u4ecb<\/h3>\n

1\u3001\u573a\u666f<\/h4>\n

\u7531\u4e8e\u6570\u636e\u5b57\u5178\u7684\u53d8\u5316\u4e0d\u662f\u5f88\u9891\u7e41\uff0c\u800c\u4e14\u7cfb\u7edf\u5bf9\u6570\u636e\u5b57\u5178\u7684\u8bbf\u95ee\u8f83\u9891\u7e41\uff0c\u6240\u4ee5\u6211\u4eec\u6709\u5fc5\u8981\u628a\u6570\u636e\u5b57\u5178\u7684\u6570\u636e\u5b58\u5165\u7f13\u5b58\uff0c\u51cf\u5c11\u6570\u636e\u5e93\u538b\u529b\u548c\u63d0\u9ad8\u8bbf\u95ee\u901f\u5ea6\u3002\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528Redis\u4f5c\u4e3a\u7cfb\u7edf\u7684\u5206\u5e03\u5f0f\u7f13\u5b58\u4e2d\u95f4\u4ef6\u3002<\/p>\n

2\u3001RedisTemplate<\/h4>\n

\u5728Spring Boot\u9879\u76ee\u4e2d\u4e2d\uff0c\u9ed8\u8ba4\u96c6\u6210Spring Data Redis\uff0cSpring Data Redis\u9488\u5bf9Redis\u63d0\u4f9b\u4e86\u975e\u5e38\u65b9\u4fbf\u7684\u64cd\u4f5c\u6a21\u7248RedisTemplate\uff0c\u5e76\u4e14\u53ef\u4ee5\u8fdb\u884c\u8fde\u63a5\u6c60\u81ea\u52a8\u7ba1\u7406\u3002<\/p>\n

\u4e8c\u3001\u5f15\u5165Redis<\/h3>\n

1\u3001\u9879\u76ee\u4e2d\u96c6\u6210Redis<\/h4>\n

service-base\u6a21\u5757\u4e2d\u6dfb\u52a0redis\u4f9d\u8d56\uff0cSpring Boot 2.0\u4ee5\u4e0a\u9ed8\u8ba4\u901a\u8fc7commons-pool2\u8fde\u63a5\u6c60\u8fde\u63a5Redis<\/p>\n

<!-- spring boot redis\u7f13\u5b58\u5f15\u5165 -->\n<dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-data-redis<\/artifactId>\n<\/dependency>\n<!-- \u7f13\u5b58\u8fde\u63a5\u6c60-->\n<dependency>\n    <groupId>org.apache.commons<\/groupId>\n    <artifactId>commons-pool2<\/artifactId>\n<\/dependency>\n<!-- redis \u5b58\u50a8 json\u5e8f\u5217\u5316 -->\n<dependency>\n    <groupId>com.fasterxml.jackson.core<\/groupId>\n    <artifactId>jackson-databind<\/artifactId>\n<\/dependency>\n<dependency>\n    <groupId>com.fasterxml.jackson.datatype<\/groupId>\n    <artifactId>jackson-datatype-jsr310<\/artifactId>\n<\/dependency><\/pre>\n
2\u3001\u6dfb\u52a0Redis\u8fde\u63a5\u914d\u7f6e<\/h4>\n
service-core\u7684 application.yml \u4e2d\u6dfb\u52a0\u5982\u4e0b\u914d\u7f6e<\/p>\n
\n
#spring: 
  redis:
    host: 192.168.100.100
    port: 6379
    database: 0
    password: 123456 #\u9ed8\u8ba4\u4e3a\u7a7a
    timeout: 3000ms #\u6700\u5927\u7b49\u5f85\u65f6\u95f4\uff0c\u8d85\u65f6\u5219\u629b\u51fa\u5f02\u5e38\uff0c\u5426\u5219\u8bf7\u6c42\u4e00\u76f4\u7b49\u5f85
    lettuce:
      pool:
        max-active: 20  #\u6700\u5927\u8fde\u63a5\u6570\uff0c\u8d1f\u503c\u8868\u793a\u6ca1\u6709\u9650\u5236\uff0c\u9ed8\u8ba48
        max-wait: -1    #\u6700\u5927\u963b\u585e\u7b49\u5f85\u65f6\u95f4\uff0c\u8d1f\u503c\u8868\u793a\u6ca1\u9650\u5236\uff0c\u9ed8\u8ba4-1
        max-idle: 8     #\u6700\u5927\u7a7a\u95f2\u8fde\u63a5\uff0c\u9ed8\u8ba48
        min-idle: 0     #\u6700\u5c0f\u7a7a\u95f2\u8fde\u63a5\uff0c\u9ed8\u8ba40<\/p>\n<\/blockquote>\n
3\u3001\u542f\u52a8Redis\u670d\u52a1<\/h4>\n
\u8fdc\u7a0b\u8fde\u63a5Linux\u670d\u52a1\u5668\uff0c\u8fd9\u91cc\u672c\u5730\u4f7f\u7528centos\u865a\u62df\u673a\u4e0a\u7684redis<\/p>\n
\n
#\u542f\u52a8\u670d\u52a1
cd \/usr\/local\/redis-5.0.7
bin\/redis-server redis.conf<\/p>\n<\/blockquote>\n
\u4e09\u3001\u6d4b\u8bd5RedisTemplate<\/h3>\n
1\u3001\u5b58\u503c\u6d4b\u8bd5<\/h4>\n
test\u4e2d\u521b\u5efa\u6d4b\u8bd5\u7c7bRedisTemplateTests<\/p>\n
@SpringBootTest\n@RunWith(SpringRunner.class)\npublic class RedisTemplateTests {\n    @Resource\n    private RedisTemplate redisTemplate;\n    @Resource\n    private DictMapper dictMapper;\n    @Test\n    public void saveDict(){\n        Dict dict = dictMapper.selectById(1);\n        \/\/\u5411\u6570\u636e\u5e93\u4e2d\u5b58\u50a8string\u7c7b\u578b\u7684\u952e\u503c\u5bf9, \u8fc7\u671f\u65f6\u95f45\u5206\u949f\n        redisTemplate.opsForValue().set(\"dict\", dict, 5, TimeUnit.MINUTES);\n    }\n}<\/pre>\n
\u53d1\u73b0RedisTemplate\u9ed8\u8ba4\u4f7f\u7528\u4e86JDK\u7684\u5e8f\u5217\u5316\u65b9\u5f0f\u5b58\u50a8\u4e86key\u548cvalue\uff0c\u53ef\u8bfb\u6027\u5dee<\/p>\n
<\/p>\n
2\u3001Redis\u914d\u7f6e\u6587\u4ef6<\/h4>\n
service-base\u4e2d\u6dfb\u52a0RedisConfig\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u8fd9\u4e2a\u914d\u7f6e\u6587\u4ef6\u4e2d\u914d\u7f6eRedis\u5e8f\u5217\u5316\u65b9\u6848<\/p>\n
@Configuration\npublic class RedisConfig {\n    @Bean\n    public RedisTemplate<String, Object> redisTemplate(LettuceConnectionFactory redisConnectionFactory) {\n        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();\n        redisTemplate.setConnectionFactory(redisConnectionFactory);\n        \/\/\u9996\u5148\u89e3\u51b3key\u7684\u5e8f\u5217\u5316\u65b9\u5f0f\n        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();\n        redisTemplate.setKeySerializer(stringRedisSerializer);\n        \/\/\u89e3\u51b3value\u7684\u5e8f\u5217\u5316\u65b9\u5f0f\n        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);\n        \/\/\u5e8f\u5217\u5316\u65f6\u5c06\u7c7b\u7684\u6570\u636e\u7c7b\u578b\u5b58\u5165json\uff0c\u4ee5\u4fbf\u53cd\u5e8f\u5217\u5316\u7684\u65f6\u5019\u8f6c\u6362\u6210\u6b63\u786e\u7684\u7c7b\u578b\n        ObjectMapper objectMapper = new ObjectMapper();\n        \/\/objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);\n        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);\n        \/\/ \u89e3\u51b3jackson2\u65e0\u6cd5\u53cd\u5e8f\u5217\u5316LocalDateTime\u7684\u95ee\u9898\n        objectMapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);\n        objectMapper.registerModule(new JavaTimeModule());\n        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);\n        redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);\n        return redisTemplate;\n    }\n}<\/pre>\n
\u518d\u6b21\u6d4b\u8bd5\uff0ckey\u4f7f\u7528\u4e86\u5b57\u7b26\u4e32\u5b58\u50a8\uff0cvalue\u4f7f\u7528\u4e86json\u5b58\u50a8<\/p>\n
<\/p>\n
3\u3001\u53d6\u503c\u6d4b\u8bd5<\/h4>\n
@Test\npublic void getDict(){\n    Dict dict = (Dict)redisTemplate.opsForValue().get(\"dict\");\n    System.out.println(dict);\n}<\/pre>\n
\u56db\u3001\u5c06\u6570\u636e\u5b57\u5178\u5b58\u5165redis<\/h3>\n
DictServiceImpl<\/p>\n
\u6ce8\u610f\uff1a\u5f53redis\u670d\u52a1\u5668\u5b95\u673a\u65f6\uff0c\u6211\u4eec\u4e0d\u8981\u629b\u51fa\u5f02\u5e38\uff0c\u8981\u6b63\u5e38\u7684\u6267\u884c\u540e\u9762\u7684\u6d41\u7a0b\uff0c\u4f7f\u4e1a\u52a1\u53ef\u4ee5\u6b63\u5e38\u7684\u8fd0\u884c<\/p>\n
@Resource\nprivate RedisTemplate redisTemplate;\n@Override\npublic List<Dict> listByParentId(Long parentId) {\n    \/\/\u5148\u67e5\u8be2redis\u4e2d\u662f\u5426\u5b58\u5728\u6570\u636e\u5217\u8868\n    List<Dict> dictList = null;\n    try {\n        dictList = (List<Dict>)redisTemplate.opsForValue().get(\"srb:core:dictList:\" + parentId);\n        if(dictList != null){\n            log.info(\"\u4eceredis\u4e2d\u53d6\u503c\");\n            return dictList;\n        }\n    } catch (Exception e) {\n        log.error(\"redis\u670d\u52a1\u5668\u5f02\u5e38\uff1a\" + ExceptionUtils.getStackTrace(e));\/\/\u6b64\u5904\u4e0d\u629b\u51fa\u5f02\u5e38\uff0c\u7ee7\u7eed\u6267\u884c\u540e\u9762\u7684\u4ee3\u7801\n    }\n    log.info(\"\u4ece\u6570\u636e\u5e93\u4e2d\u53d6\u503c\");\n    dictList = baseMapper.selectList(new QueryWrapper<Dict>().eq(\"parent_id\", parentId));\n    dictList.forEach(dict -> {\n        \/\/\u5982\u679c\u6709\u5b50\u8282\u70b9\uff0c\u5219\u662f\u975e\u53f6\u5b50\u8282\u70b9\n        boolean hasChildren = this.hasChildren(dict.getId());\n        dict.setHasChildren(hasChildren);\n    });\n    \/\/\u5c06\u6570\u636e\u5b58\u5165redis\n    try {\n        redisTemplate.opsForValue().set(\"srb:core:dictList:\" + parentId, dictList, 5, TimeUnit.MINUTES);\n        log.info(\"\u6570\u636e\u5b58\u5165redis\");\n    } catch (Exception e) {\n        log.error(\"redis\u670d\u52a1\u5668\u5f02\u5e38\uff1a\" + ExceptionUtils.getStackTrace(e));\/\/\u6b64\u5904\u4e0d\u629b\u51fa\u5f02\u5e38\uff0c\u7ee7\u7eed\u6267\u884c\u540e\u9762\u7684\u4ee3\u7801\n    }\n    return dictList;\n}<\/pre>\n
\u96c6\u6210redis\u603b\u7ed3\uff1a<\/p>\n
\uff081\uff09\u5bfc\u5165\u76f8\u5173\u4f9d\u8d56\uff1b<\/p>\n
\uff082\uff09\u914d\u7f6eredis\u8fde\u63a5\u4fe1\u606f\uff1b<\/p>\n
\uff083\uff09\u6d4b\u8bd5\u8fde\u63a5\uff0c\u53d6\u503c\u6d4b\u8bd5\uff0c\u5b58\u503c\u6d4b\u8bd5\uff1b<\/p>\n
\uff084\uff09\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u914d\u7f6e\u5e8f\u5217\u5316\u5668\uff0c\u5426\u5219\u9ed8\u8ba4\u4f7f\u7528jdk\u7684\u5e8f\u5217\u5316\u5668\u3002<\/p>\n
redis\u4e1a\u52a1\u603b\u7ed3\uff1a<\/p>\n
\uff081\uff09\u9996\u5148\u67e5\u8be2redis\u4e2d\u6709\u65e0\u5bf9\u5e94\u7684\u7f13\u5b58\u4fe1\u606f\uff0c\u6709\u7684\u8bdd\u53d6\u51fa\u76f4\u63a5\u8fd4\u56de\uff0c\u6ca1\u6709\u6267\u884c\uff082\uff09\uff0c\u5982\u679credis\u56e0\u4e3a\u67d0\u79cd\u539f\u56e0\u8fde\u63a5\u4e0d\u4e0a\u6bd4\u5982\u5b95\u673a\uff0c\u6b64\u65f6\u6253\u5370\u9519\u8bef\u65e5\u5fd7\uff0c\u7ee7\u7eed\u67e5\u8be2\u6570\u636e\u5e93\uff1b<\/p>\n
\uff082\uff09\u6ca1\u6709\u7684\u8bdd\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u5c06\u6570\u636e\u5b58\u653e\u8fdbredis\u5e76\u8fd4\u56de\u6570\u636e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis\u7f13\u5b58\u5b9e\u4f8b\u4ee3\u7801\u5206\u6790 \u6536\u85cf...<\/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-202366","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202366","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=202366"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202366\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}