{"id":201319,"date":"2025-05-10T09:57:16","date_gmt":"2025-05-10T01:57:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201319\/"},"modified":"2025-05-10T09:57:16","modified_gmt":"2025-05-10T01:57:16","slug":"redission%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81%e9%98%b2%e6%ad%a2%e9%87%8d%e5%a4%8d%e5%88%9d%e5%a7%8b%e5%8c%96%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201319\/","title":{"rendered":"redission\u5206\u5e03\u5f0f\u9501\u9632\u6b62\u91cd\u590d\u521d\u59cb\u5316\u95ee\u9898"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>redission\u5206\u5e03\u5f0f\u9501\u9632\u6b62\u91cd\u590d\u521d\u59cb\u5316\u95ee\u9898<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u6765\u5230golang\u5b66\u4e60\u7f51\u7684\u5927\u5bb6\uff0c\u76f8\u4fe1\u90fd\u662f\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5e0c\u671b\u5728\u8fd9\u91cc\u5b66\u4e60\u6570\u636e\u5e93\u76f8\u5173\u7f16\u7a0b\u77e5\u8bc6\u3002\u4e0b\u9762\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u5e26\u5927\u5bb6\u804a\u804a\u300aredission\u5206\u5e03\u5f0f\u9501\u9632\u6b62\u91cd\u590d\u521d\u59cb\u5316\u95ee\u9898\u300b\uff0c\u4ecb\u7ecd\u4e00\u4e0b\u521d\u59cb\u5316\u3001Redission\u5206\u5e03\u5f0f\u9501\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><strong>\u914d\u7f6e\u5730\u5740\uff1a<\/strong><\/p>\n<pre>\nredisson:\n # Redis\u670d\u52a1\u5730\u5740 \u5982\u679c\u96c6\u7fa4\u4f7f\u7528\",\"\u8fdb\u884c\u5206\u5272\n server-address: redis:\/\/${spring.redis.host}:${spring.redis.port}\n database: ${spring.redis.database}<\/pre>\n<p><strong>\u521b\u5efa\u914d\u7f6e\u7c7b\uff1a<\/strong><\/p>\n<pre>\n@ConfigurationProperties(prefix = \"redisson\")\n@Configuration\npublic class RedissonConfig {\n  \/** Redis\u670d\u52a1\u5730\u5740 \u5982\u679c\u96c6\u7fa4\u4f7f\u7528\",\"\u8fdb\u884c\u5206\u5272 *\/\n  private String serverAddress;\n  private Integer database;\n\n  public String getServerAddress() {\n    return serverAddress;\n  }\n\n  public void setServerAddress(String serverAddresss) {\n    this.serverAddress = serverAddresss;\n  }\n\n  public Integer getDatabase() {\n    return database;\n  }\n\n  public void setDatabase(Integer database) {\n    this.database = database;\n  }\n}<\/pre>\n<p><strong>\u6ce8\u518credission Bean:<\/strong><\/p>\n<pre>\n\/**\n   * RedissonClient\n   * @return\n   *\/\n  @Bean\n  public RedissonClient redissonClient(){\n    String splitChar = \",\";\n    String serverAddress = redissonConfig.getServerAddress();\n    String[] serverAddressArr = serverAddress.split(splitChar);\n\n    Config config = new Config();\n    if (serverAddressArr.length == 1) {\n      \/\/\u5355\u4f8bredis\n      config.useSingleServer()\n          .setAddress(redissonConfig.getServerAddress())\n          .setDatabase(redissonConfig.getDatabase());\n    } else {\n      \/\/\u96c6\u7fa4redis\n      config.useClusterServers().addNodeAddress(serverAddressArr);\n    }\n    return Redisson.create(config);\n  }<\/pre>\n<p><strong>\u9632\u6b62\u91cd\u590d\u521d\u59cb\u5316\uff1a<\/strong><\/p>\n<pre>\n**\n   * \u521d\u59cb\u5316\u544a\u8b66\u7edf\u8ba1\u8bb0\u5f55 \u4fdd\u8bc1\u544a\u8b66\u7edf\u8ba1\u4e0d\u4f1a\u88ab\u91cd\u590d\u521d\u59cb\u5316\n   *\n   * @param areaId \u90e8\u95e8id\n   * @throws BizException\n   *\/\n  public void initWarningStatisticsSafe(String areaId) throws BizException {\n  \/\/\u521b\u5efa\u9501\u540d\u79f0\n    String lockName = generateInitWarningStatisticsLockName(areaId);\n\n    RLock lock = redisClient.getLock(lockName);\n    try {\n      \/\/\u5c1d\u8bd5\u83b7\u53d6\u9501 \uff08\u6700\u591a\u5c1d\u8bd510\u79d2\uff0c\u83b7\u53d6\u5230\u540e15\u79d2\u540e\u91ca\u653e\u9501\uff09\n      boolean isAcquireLock = lock.tryLock(10, 15, TimeUnit.SECONDS);\n      if (!isAcquireLock) {\n        logger.error(\"\u521d\u59cb\u5316\u6d88\u606f\u7edf\u8ba1 --- \u83b7\u53d6\u9501\u5931\u8d25 lockName = \" + lockName);\n        throw new BizException(\"\u7cfb\u7edf\u5f02\u5e38\");\n      } else {\n\n        try {\n          \/\/\u67e5\u8be2\u3010\u544a\u8b66\u7edf\u8ba1\u3011 (\u80fd\u591f\u67e5\u8be2\u5230\u6700\u65b0\u7684\u6570\u636e\uff0c\u56e0\u4e3a\u9ed8\u8ba4\u9694\u79bb\u7ea7\u522b\u662fread committed\n          List\n   \n     warningStatisticsPOS = warningStatisticsDAO.selectByArea(areaId);\n          if (CollectionUtils.isEmpty(warningStatisticsPOS)) {\n            \/\/\u5982\u679c\u90e8\u95e8\u4e0d\u5b58\u5728\u544a\u8b66\u7edf\u8ba1\uff0c\u624d\u8fdb\u884c\u521d\u59cb\u5316  initWarningStatistics()\u4f1a\u5f00\u542f\u4e00\u4e2a\u65b0\u4e8b\u52a1\n            warningStatisticsService.initWarningStatistics(areaId);\n          }\n        } finally {\n          \/\/\u91ca\u653e\u9501 (\u5728\u4e8b\u52a1\u63d0\u4ea4\u540e\u624d\u91ca\u653e\u9501\u3002\u4fdd\u8bc1\u5176\u5b83\u4e8b\u52a1\u5728\u83b7\u53d6\u9501\u540e\u80fd\u67e5\u8be2\u5230\u6570\u636e\uff0c\u4e0d\u4f1a\u518d\u8fdb\u884c\u521d\u59cb\u5316\u3002)\n          lock.unlock();\n        }\n\n      }\n    } catch (InterruptedException e) {\n      e.printStackTrace();\n    }\n  }\n   <\/pre>\n","protected":false},"excerpt":{"rendered":"<p>redission\u5206\u5e03\u5f0f\u9501\u9632\u6b62\u91cd&#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-201319","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201319","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=201319"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201319\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}