{"id":201118,"date":"2025-05-10T08:09:18","date_gmt":"2025-05-10T00:09:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201118\/"},"modified":"2025-05-10T08:09:18","modified_gmt":"2025-05-10T00:09:18","slug":"rediscaffeine%e4%b8%a4%e7%ba%a7%e7%bc%93%e5%ad%98%e7%9a%84%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201118\/","title":{"rendered":"Redis+Caffeine\u4e24\u7ea7\u7f13\u5b58\u7684\u5b9e\u73b0"},"content":{"rendered":"

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

Redis+Caffeine\u4e24\u7ea7\u7f13\u5b58\u7684\u5b9e\u73b0<\/h1>\n

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

\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\u300aRedis+Caffeine\u4e24\u7ea7\u7f13\u5b58\u7684\u5b9e\u73b0\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

\u5728\u9ad8\u6027\u80fd\u7684\u670d\u52a1\u67b6\u6784\u8bbe\u8ba1\u4e2d\uff0c\u7f13\u5b58\u662f\u4e00\u4e2a\u4e0d\u53ef\u6216\u7f3a\u7684\u73af\u8282\u3002\u5728\u5b9e\u9645\u7684\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u4f1a\u5c06\u4e00\u4e9b\u70ed\u70b9\u6570\u636e\u5b58\u50a8\u5230Redis\u6216MemCache\u8fd9\u7c7b\u7f13\u5b58\u4e2d\u95f4\u4ef6\u4e2d\uff0c\u53ea\u6709\u5f53\u7f13\u5b58\u7684\u8bbf\u95ee\u6ca1\u6709\u547d\u4e2d\u65f6\u518d\u67e5\u8be2\u6570\u636e\u5e93\u3002\u5728\u63d0\u5347\u8bbf\u95ee\u901f\u5ea6\u7684\u540c\u65f6\uff0c\u4e5f\u80fd\u964d\u4f4e\u6570\u636e\u5e93\u7684\u538b\u529b\u3002<\/p>\n

\u968f\u7740\u4e0d\u65ad\u7684\u53d1\u5c55\uff0c\u8fd9\u4e00\u67b6\u6784\u4e5f\u4ea7\u751f\u4e86\u6539\u8fdb\uff0c\u5728\u4e00\u4e9b\u573a\u666f\u4e0b\u53ef\u80fd\u5355\u7eaf\u4f7f\u7528Redis\u7c7b\u7684\u8fdc\u7a0b\u7f13\u5b58\u5df2\u7ecf\u4e0d\u591f\u4e86\uff0c\u8fd8\u9700\u8981\u8fdb\u4e00\u6b65\u914d\u5408\u672c\u5730\u7f13\u5b58\u4f7f\u7528\uff0c\u4f8b\u5982Guava cache\u6216Caffeine\uff0c\u4ece\u800c\u518d\u6b21\u63d0\u5347\u7a0b\u5e8f\u7684\u54cd\u5e94\u901f\u5ea6\u4e0e\u670d\u52a1\u6027\u80fd\u3002\u4e8e\u662f\uff0c\u5c31\u4ea7\u751f\u4e86\u4f7f\u7528\u672c\u5730\u7f13\u5b58\u4f5c\u4e3a\u4e00\u7ea7\u7f13\u5b58\uff0c\u518d\u52a0\u4e0a\u8fdc\u7a0b\u7f13\u5b58\u4f5c\u4e3a\u4e8c\u7ea7\u7f13\u5b58\u7684\u4e24\u7ea7\u7f13\u5b58\u67b6\u6784\u3002<\/p>\n

\u5728\u5148\u4e0d\u8003\u8651\u5e76\u53d1\u7b49\u590d\u6742\u95ee\u9898\u7684\u60c5\u51b5\u4e0b\uff0c\u4e24\u7ea7\u7f13\u5b58\u7684\u8bbf\u95ee\u6d41\u7a0b\u53ef\u4ee5\u7528\u4e0b\u9762\u8fd9\u5f20\u56fe\u6765\u8868\u793a\uff1a<\/p>\n

<\/p>\n

\u4f18\u70b9\u4e0e\u95ee\u9898<\/h2>\n

\u90a3\u4e48\uff0c\u4f7f\u7528\u4e24\u7ea7\u7f13\u5b58\u76f8\u6bd4\u5355\u7eaf\u4f7f\u7528\u8fdc\u7a0b\u7f13\u5b58\uff0c\u5177\u6709\u4ec0\u4e48\u4f18\u52bf\u5462?<\/p>\n

    \n
  • \u672c\u5730\u7f13\u5b58\u57fa\u4e8e\u672c\u5730\u73af\u5883\u7684\u5185\u5b58\uff0c\u8bbf\u95ee\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u5bf9\u4e8e\u4e00\u4e9b\u53d8\u66f4\u9891\u7387\u4f4e\u3001\u5b9e\u65f6\u6027\u8981\u6c42\u4f4e\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u653e\u5728\u672c\u5730\u7f13\u5b58\u4e2d\uff0c\u63d0\u5347\u8bbf\u95ee\u901f\u5ea6\uff1b<\/li>\n
  • \u4f7f\u7528\u672c\u5730\u7f13\u5b58\u80fd\u591f\u51cf\u5c11\u548cRedis\u7c7b\u7684\u8fdc\u7a0b\u7f13\u5b58\u95f4\u7684\u6570\u636e\u4ea4\u4e92\uff0c\u51cf\u5c11\u7f51\u7edcI\/O\u5f00\u9500\uff0c\u964d\u4f4e\u8fd9\u4e00\u8fc7\u7a0b\u4e2d\u5728\u7f51\u7edc\u901a\u4fe1\u4e0a\u7684\u8017\u65f6 \uff1b<\/li>\n<\/ul>\n

    \u4f46\u662f\u5728\u8bbe\u8ba1\u4e2d\uff0c\u8fd8\u662f\u8981\u8003\u8651\u4e00\u4e9b\u95ee\u9898\u7684\uff0c\u4f8b\u5982\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898\u3002\u9996\u5148\uff0c\u4e24\u7ea7\u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u7684\u6570\u636e\u8981\u4fdd\u6301\u4e00\u81f4\uff0c\u4e00\u65e6\u6570\u636e\u53d1\u751f\u4e86\u4fee\u6539\uff0c\u5728\u4fee\u6539\u6570\u636e\u5e93\u7684\u540c\u65f6\uff0c\u672c\u5730\u7f13\u5b58\u3001\u8fdc\u7a0b\u7f13\u5b58\u5e94\u8be5\u540c\u6b65\u66f4\u65b0\u3002<\/p>\n

    \u53e6\u5916\uff0c\u5982\u679c\u662f\u5206\u5e03\u5f0f\u73af\u5883\u4e0b\uff0c\u4e00\u7ea7\u7f13\u5b58\u4e4b\u95f4\u4e5f\u4f1a\u5b58\u5728\u4e00\u81f4\u6027\u95ee\u9898\uff0c\u5f53\u4e00\u4e2a\u8282\u70b9\u4e0b\u7684\u672c\u5730\u7f13\u5b58\u4fee\u6539\u540e\uff0c\u9700\u8981\u901a\u77e5\u5176\u4ed6\u8282\u70b9\u4e5f\u5237\u65b0\u672c\u5730\u7f13\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u5426\u5219\u4f1a\u51fa\u73b0\u8bfb\u53d6\u5230\u8fc7\u671f\u6570\u636e\u7684\u60c5\u51b5\uff0c\u8fd9\u4e00\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u7c7b\u4f3c\u4e8eRedis\u4e2d\u7684\u53d1\u5e03\/\u8ba2\u9605\u529f\u80fd\u89e3\u51b3\u3002<\/p>\n

    \u6b64\u5916\uff0c\u7f13\u5b58\u7684\u8fc7\u671f\u65f6\u95f4\u3001\u8fc7\u671f\u7b56\u7565\u4ee5\u53ca\u591a\u7ebf\u7a0b\u8bbf\u95ee\u7684\u95ee\u9898\u4e5f\u90fd\u9700\u8981\u8003\u8651\u8fdb\u53bb\uff0c\u4e0d\u8fc7\u6211\u4eec\u4eca\u5929\u6682\u65f6\u5148\u4e0d\u8003\u8651\u8fd9\u4e9b\u95ee\u9898\uff0c\u5148\u770b\u4e00\u4e0b\u5982\u4f55\u7b80\u5355\u9ad8\u6548\u7684\u5728\u4ee3\u7801\u4e2d\u5b9e\u73b0\u4e24\u7ea7\u7f13\u5b58\u7684\u7ba1\u7406\u3002<\/p>\n

    \u51c6\u5907\u5de5\u4f5c<\/h2>\n

    \u5728\u7b80\u5355\u68b3\u7406\u4e86\u4e00\u4e0b\u8981\u9762\u5bf9\u7684\u95ee\u9898\u540e\uff0c\u4e0b\u9762\u5f00\u59cb\u4e24\u7ea7\u7f13\u5b58\u7684\u4ee3\u7801\u5b9e\u6218\uff0c\u6211\u4eec\u6574\u5408\u53f7\u79f0\u6700\u5f3a\u672c\u5730\u7f13\u5b58\u7684Caffeine\u4f5c\u4e3a\u4e00\u7ea7\u7f13\u5b58\u3001\u6027\u80fd\u4e4b\u738b\u7684Redis\u4f5c\u4e3a\u4e8c\u7ea7\u7f13\u5b58\u3002\u9996\u5148\u5efa\u4e00\u4e2aspringboot\u9879\u76ee\uff0c\u5f15\u5165\u7f13\u5b58\u8981\u7528\u5230\u7684\u76f8\u5173\u7684\u4f9d\u8d56\uff1a<\/p>\n

    \n   \n    \n     com.github.ben-manes.caffeine\n    \n    \n     caffeine\n    \n    \n     2.9.2\n    \n   \n   \n    \n     org.springframework.boot\n    \n    \n     spring-boot-starter-data-redis\n    \n   \n   \n    \n     org.springframework.boot\n    \n    \n     spring-boot-starter-cache\n    \n   \n   \n    \n     org.apache.commons\n    \n    \n     commons-pool2\n    \n    \n     2.8.1\n    \n   <\/pre>\n
    \u5728application.yml\u4e2d\u914d\u7f6eRedis\u7684\u8fde\u63a5\u4fe1\u606f\uff1a<\/p>\n
    spring:\n  redis:\n    host: 127.0.0.1\n    port: 6379\n    database: 0\n    timeout: 10000ms\n    lettuce:\n      pool:\n        max-active: 8\n        max-wait: -1ms\n        max-idle: 8\n        min-idle: 0<\/pre>\n
    \u5728\u4e0b\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528RedisTemplate\u6765\u5bf9redis\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\uff0cRedisTemplate\u4f7f\u7528\u524d\u9700\u8981\u914d\u7f6e\u4e00\u4e0bConnectionFactory\u548c\u5e8f\u5217\u5316\u65b9\u5f0f\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u6bd4\u8f83\u7b80\u5355\u5c31\u4e0d\u8d34\u51fa\u4ee3\u7801\u4e86\u3002<\/p>\n
    \u4e0b\u9762\u6211\u4eec\u5728\u5355\u673a\u73af\u5883\u4e0b\uff0c\u5c06\u6309\u7167\u5bf9\u4e1a\u52a1\u4fb5\u5165\u6027\u7684\u4e0d\u540c\u7a0b\u5ea6\uff0c\u5206\u4e09\u4e2a\u7248\u672c\u6765\u5b9e\u73b0\u4e24\u7ea7\u7f13\u5b58\u7684\u4f7f\u7528\u3002<\/p>\n
    V1.0\u7248\u672c<\/h2>\n
    \u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u624b\u52a8\u64cd\u4f5cCaffeine\u4e2d\u7684Cache\u5bf9\u8c61\u6765\u7f13\u5b58\u6570\u636e\uff0c\u5b83\u662f\u4e00\u4e2a\u7c7b\u4f3cMap\u7684\u6570\u636e\u7ed3\u6784\uff0c\u4ee5key\u4f5c\u4e3a\u7d22\u5f15\uff0cvalue\u5b58\u50a8\u6570\u636e\u3002\u5728\u4f7f\u7528Cache\u524d\uff0c\u9700\u8981\u5148\u914d\u7f6e\u4e00\u4e0b\u76f8\u5173\u53c2\u6570\uff1a<\/p>\n
    @Configuration\npublic class CaffeineConfig {\n    @Bean\n    public Cache\n   \n     caffeineCache(){\n        return Caffeine.newBuilder()\n                .initialCapacity(128)\/\/\u521d\u59cb\u5927\u5c0f\n                .maximumSize(1024)\/\/\u6700\u5927\u6570\u91cf\n                .expireAfterWrite(60, TimeUnit.SECONDS)\/\/\u8fc7\u671f\u65f6\u95f4\n                .build();\n    }\n}\n   <\/pre>\n
    \u7b80\u5355\u89e3\u91ca\u4e00\u4e0bCache\u76f8\u5173\u7684\u51e0\u4e2a\u53c2\u6570\u7684\u610f\u4e49\uff1a<\/p>\n
      \n
    • initialCapacity\uff1a\u521d\u59cb\u7f13\u5b58\u7a7a\u5927\u5c0f\uff1b<\/li>\n
    • maximumSize\uff1a\u7f13\u5b58\u7684\u6700\u5927\u6570\u91cf\uff0c\u8bbe\u7f6e\u8fd9\u4e2a\u503c\u53ef\u4ee5\u907f\u514d\u51fa\u73b0\u5185\u5b58\u6ea2\u51fa\uff1b<\/li>\n
    • expireAfterWrite\uff1a\u6307\u5b9a\u7f13\u5b58\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u662f\u6700\u540e\u4e00\u6b21\u5199\u64cd\u4f5c\u540e\u7684\u4e00\u4e2a\u65f6\u95f4\uff0c\u8fd9\u91cc\uff1b<\/li>\n<\/ul>\n
      \u6b64\u5916\uff0c\u7f13\u5b58\u7684\u8fc7\u671f\u7b56\u7565\u4e5f\u53ef\u4ee5\u901a\u8fc7expireAfterAccess\u6216refreshAfterWrite\u6307\u5b9a\u3002<\/p>\n
      \u5728\u521b\u5efa\u5b8c\u6210Cache\u540e\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5728\u4e1a\u52a1\u4ee3\u7801\u4e2d\u6ce8\u5165\u5e76\u4f7f\u7528\u5b83\u4e86\u3002\u5728\u6ca1\u6709\u4f7f\u7528\u4efb\u4f55\u7f13\u5b58\u524d\uff0c\u4e00\u4e2a\u53ea\u6709\u7b80\u5355\u7684Service\u5c42\u4ee3\u7801\u662f\u4e0b\u9762\u8fd9\u6837\u7684\uff0c\u53ea\u6709crud\u64cd\u4f5c\uff1a<\/p>\n
      @Service\n@AllArgsConstructor\npublic class OrderServiceImpl implements OrderService {\n    private final OrderMapper orderMapper;\n \n    @Override\n    public Order getOrderById(Long id) {  \n        Order order = orderMapper.selectOne(new LambdaQueryWrapper\n   \n    ()\n              .eq(Order::getId, id));    \n        return order;\n    }\n    \n    @Override\n    public void updateOrder(Order order) {      \n        orderMapper.updateById(order);\n    }\n    \n    @Override\n    public void deleteOrder(Long id) {\n        orderMapper.deleteById(id);\n    }\n}\n   <\/pre>\n
      \u63a5\u4e0b\u6765\uff0c\u5bf9\u4e0a\u9762\u7684OrderService\u8fdb\u884c\u6539\u9020\uff0c\u5728\u6267\u884c\u6b63\u5e38\u4e1a\u52a1\u5916\u518d\u52a0\u4e0a\u64cd\u4f5c\u4e24\u7ea7\u7f13\u5b58\u7684\u4ee3\u7801\uff0c\u5148\u770b\u6539\u9020\u540e\u7684\u67e5\u8be2\u64cd\u4f5c\uff1a<\/p>\n
      public Order getOrderById(Long id) {\n    String key = CacheConstant.ORDER + id;\n    Order order = (Order) cache.get(key,\n            k -> {\n                \/\/\u5148\u67e5\u8be2 Redis\n                Object obj = redisTemplate.opsForValue().get(k);\n                if (Objects.nonNull(obj)) {\n                    log.info(\"get data from redis\");\n                    return obj;\n                }\n \n                \/\/ Redis\u6ca1\u6709\u5219\u67e5\u8be2 DB\n                log.info(\"get data from database\");\n                Order myOrder = orderMapper.selectOne(new LambdaQueryWrapper\n   \n    ()\n                        .eq(Order::getId, id));\n                redisTemplate.opsForValue().set(k, myOrder, 120, TimeUnit.SECONDS);\n                return myOrder;\n            });\n    return order;\n}\n   <\/pre>\n
      \u5728Cache\u7684get\u65b9\u6cd5\u4e2d\uff0c\u4f1a\u5148\u4ece\u7f13\u5b58\u4e2d\u8fdb\u884c\u67e5\u627e\uff0c\u5982\u679c\u627e\u5230\u7f13\u5b58\u7684\u503c\u90a3\u4e48\u76f4\u63a5\u8fd4\u56de\u3002\u5982\u679c\u6ca1\u6709\u627e\u5230\u5219\u6267\u884c\u540e\u9762\u7684\u65b9\u6cd5\uff0c\u5e76\u628a\u7ed3\u679c\u52a0\u5165\u5230\u7f13\u5b58\u4e2d\u3002<\/p>\n
      \u56e0\u6b64\u4e0a\u9762\u7684\u903b\u8f91\u5c31\u662f\u5148\u67e5\u627eCaffeine\u4e2d\u7684\u7f13\u5b58\uff0c\u6ca1\u6709\u7684\u8bdd\u67e5\u627eRedis\uff0cRedis\u518d\u4e0d\u547d\u4e2d\u5219\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u5199\u5165Redis\u7f13\u5b58\u7684\u64cd\u4f5c\u9700\u8981\u624b\u52a8\u5199\u5165\uff0c\u800cCaffeine\u7684\u5199\u5165\u7531get\u65b9\u6cd5\u81ea\u5df1\u5b8c\u6210\u3002<\/p>\n
      \u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u8bbe\u7f6eCaffeine\u7684\u8fc7\u671f\u65f6\u95f4\u4e3a60\u79d2\uff0c\u800cRedis\u7684\u8fc7\u671f\u65f6\u95f4\u4e3a120\u79d2\uff0c\u4e0b\u9762\u8fdb\u884c\u6d4b\u8bd5\uff0c\u9996\u5148\u770b\u7b2c\u4e00\u6b21\u63a5\u53e3\u8c03\u7528\u65f6\uff0c\u8fdb\u884c\u4e86\u6570\u636e\u5e93\u7684\u67e5\u8be2\uff1a<\/p>\n
      <\/p>\n
      \u800c\u5728\u4e4b\u540e60\u79d2\u5185\u8bbf\u95ee\u63a5\u53e3\u65f6\uff0c\u90fd\u6ca1\u6709\u6253\u5370\u6253\u4efb\u4f55sql\u6216\u81ea\u5b9a\u4e49\u7684\u65e5\u5fd7\u5185\u5bb9\uff0c\u8bf4\u660e\u63a5\u53e3\u6ca1\u6709\u67e5\u8be2Redis\u6216\u6570\u636e\u5e93\uff0c\u76f4\u63a5\u4eceCaffeine\u4e2d\u8bfb\u53d6\u4e86\u7f13\u5b58\u3002<\/p>\n
      \u7b49\u5230\u8ddd\u79bb\u7b2c\u4e00\u6b21\u8c03\u7528\u63a5\u53e3\u8fdb\u884c\u7f13\u5b58\u768460\u79d2\u540e\uff0c\u518d\u6b21\u8c03\u7528\u63a5\u53e3\uff1a<\/p>\n
      <\/p>\n
      \u53ef\u4ee5\u770b\u5230\u8fd9\u65f6\u4eceRedis\u4e2d\u8bfb\u53d6\u4e86\u6570\u636e\uff0c\u56e0\u4e3a\u8fd9\u65f6Caffeine\u4e2d\u7684\u7f13\u5b58\u5df2\u7ecf\u8fc7\u671f\u4e86\uff0c\u4f46\u662fRedis\u4e2d\u7684\u7f13\u5b58\u6ca1\u6709\u8fc7\u671f\u4ecd\u7136\u53ef\u7528\u3002<\/p>\n
      \u4e0b\u9762\u518d\u6765\u770b\u4e00\u4e0b\u4fee\u6539\u64cd\u4f5c\uff0c\u4ee3\u7801\u5728\u539f\u5148\u7684\u57fa\u7840\u4e0a\u6dfb\u52a0\u4e86\u624b\u52a8\u4fee\u6539Redis\u548cCaffeine\u7f13\u5b58\u7684\u903b\u8f91\uff1a<\/p>\n
      public void updateOrder(Order order) {\n    log.info(\"update order data\");\n    String key=CacheConstant.ORDER + order.getId();\n    orderMapper.updateById(order);\n    \/\/\u4fee\u6539 Redis\n    redisTemplate.opsForValue().set(key,order,120, TimeUnit.SECONDS);\n    \/\/ \u4fee\u6539\u672c\u5730\u7f13\u5b58\n    cache.put(key,order);\n}<\/pre>\n
      \u770b\u4e00\u4e0b\u4e0b\u9762\u56fe\u4e2d\u63a5\u53e3\u7684\u8c03\u7528\u3001\u4ee5\u53ca\u7f13\u5b58\u7684\u5237\u65b0\u8fc7\u7a0b\u3002\u53ef\u4ee5\u770b\u5230\u5728\u66f4\u65b0\u6570\u636e\u540e\uff0c\u540c\u6b65\u5237\u65b0\u4e86\u7f13\u5b58\u4e2d\u7684\u5185\u5bb9\uff0c\u5728\u4e4b\u540e\u7684\u8bbf\u95ee\u63a5\u53e3\u65f6\u4e0d\u67e5\u8be2\u6570\u636e\u5e93\uff0c\u4e5f\u53ef\u4ee5\u62ff\u5230\u6b63\u786e\u7684\u7ed3\u679c\uff1a<\/p>\n
      <\/p>\n
      \u6700\u540e\u518d\u6765\u770b\u4e00\u4e0b\u5220\u9664\u64cd\u4f5c\uff0c\u5728\u5220\u9664\u6570\u636e\u7684\u540c\u65f6\uff0c\u624b\u52a8\u79fb\u9664Reids\u548cCaffeine\u4e2d\u7684\u7f13\u5b58\uff1a<\/p>\n
      public void deleteOrder(Long id) {\n    log.info(\"delete order\");\n    orderMapper.deleteById(id);\n    String key= CacheConstant.ORDER + id;\n    redisTemplate.delete(key);\n    cache.invalidate(key);\n}<\/pre>\n
      \u6211\u4eec\u5728\u5220\u9664\u67d0\u4e2a\u7f13\u5b58\u540e\uff0c\u518d\u6b21\u8c03\u7528\u4e4b\u524d\u7684\u67e5\u8be2\u63a5\u53e3\u65f6\uff0c\u53c8\u4f1a\u51fa\u73b0\u91cd\u65b0\u67e5\u8be2\u6570\u636e\u5e93\u7684\u60c5\u51b5\uff1a<\/p>\n
      <\/p>\n
      \u7b80\u5355\u5730\u6f14\u793a\u5230\u6b64\u4e3a\u6b62\uff0c\u53ef\u4ee5\u770b\u5230\u4e0a\u9762\u8fd9\u79cd\u4f7f\u7528\u7f13\u5b58\u7684\u65b9\u5f0f\uff0c\u867d\u7136\u770b\u8d77\u6765\u6ca1\u4ec0\u4e48\u5927\u95ee\u9898\uff0c\u4f46\u662f\u5bf9\u4ee3\u7801\u7684\u5165\u4fb5\u6027\u6bd4\u8f83\u5f3a\u3002\u5728\u4e1a\u52a1\u5904\u7406\u7684\u8fc7\u7a0b\u4e2d\u8981\u7531\u6211\u4eec\u9891\u7e41\u5730\u64cd\u4f5c\u4e24\u7ea7\u7f13\u5b58\uff0c\u4f1a\u7ed9\u5f00\u53d1\u4eba\u5458\u5e26\u6765\u5f88\u5927\u7684\u8d1f\u62c5\u3002\u90a3\u4e48\uff0c\u6709\u4ec0\u4e48\u65b9\u6cd5\u80fd\u591f\u7b80\u5316\u8fd9\u4e00\u8fc7\u7a0b\u5462?\u6211\u4eec\u770b\u770b\u4e0b\u4e00\u4e2a\u7248\u672c\u3002<\/p>\n
      V2.0\u7248\u672c<\/h2>\n
      \u5728spring\u9879\u76ee\u4e2d\uff0c\u63d0\u4f9b\u4e86CacheManager\u63a5\u53e3\u548c\u4e00\u4e9b\u6ce8\u89e3\uff0c\u5141\u8bb8\u8ba9\u6211\u4eec\u901a\u8fc7\u6ce8\u89e3\u7684\u65b9\u5f0f\u6765\u64cd\u4f5c\u7f13\u5b58\u3002\u5148\u6765\u770b\u4e00\u4e0b\u5e38\u7528\u7684\u51e0\u4e2a\u6ce8\u89e3\u8bf4\u660e\uff1a<\/p>\n
        \n
      • @Cacheable\uff1a\u6839\u636e\u952e\u4ece\u7f13\u5b58\u4e2d\u53d6\u503c\uff0c\u5982\u679c\u7f13\u5b58\u5b58\u5728\uff0c\u90a3\u4e48\u83b7\u53d6\u7f13\u5b58\u6210\u529f\u4e4b\u540e\uff0c\u76f4\u63a5\u8fd4\u56de\u8fd9\u4e2a\u7f13\u5b58\u7684\u7ed3\u679c\u3002\u5982\u679c\u7f13\u5b58\u4e0d\u5b58\u5728\uff0c\u90a3\u4e48\u6267\u884c\u65b9\u6cd5\uff0c\u5e76\u5c06\u7ed3\u679c\u653e\u5165\u7f13\u5b58\u4e2d\u3002<\/li>\n
      • @CachePut\uff1a\u4e0d\u7ba1\u4e4b\u524d\u7684\u952e\u5bf9\u5e94\u7684\u7f13\u5b58\u662f\u5426\u5b58\u5728\uff0c\u90fd\u6267\u884c\u65b9\u6cd5\uff0c\u5e76\u5c06\u7ed3\u679c\u5f3a\u5236\u653e\u5165\u7f13\u5b58\u3002<\/li>\n
      • @CacheEvict\uff1a\u6267\u884c\u5b8c\u65b9\u6cd5\u540e\uff0c\u4f1a\u79fb\u9664\u6389\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u3002<\/li>\n<\/ul>\n
        \u5982\u679c\u8981\u4f7f\u7528\u4e0a\u9762\u8fd9\u51e0\u4e2a\u6ce8\u89e3\u7ba1\u7406\u7f13\u5b58\u7684\u8bdd\uff0c\u6211\u4eec\u5c31\u4e0d\u9700\u8981\u914d\u7f6eV1\u7248\u672c\u4e2d\u7684\u90a3\u4e2a\u7c7b\u578b\u4e3aCache\u7684Bean\u4e86\uff0c\u800c\u662f\u9700\u8981\u914d\u7f6espring\u4e2d\u7684CacheManager\u7684\u76f8\u5173\u53c2\u6570\uff0c\u5177\u4f53\u53c2\u6570\u7684\u914d\u7f6e\u548c\u4e4b\u524d\u4e00\u6837\uff1a<\/p>\n
        @Configuration\npublic class CacheManagerConfig {\n    @Bean\n    public CacheManager cacheManager(){\n        CaffeineCacheManager cacheManager=new CaffeineCacheManager();\n        cacheManager.setCaffeine(Caffeine.newBuilder()\n                .initialCapacity(128)\n                .maximumSize(1024)\n                .expireAfterWrite(60, TimeUnit.SECONDS));\n        return cacheManager;\n    }\n}<\/pre>\n
        \u7136\u540e\u5728\u542f\u52a8\u7c7b\u4e0a\u518d\u6dfb\u52a0\u4e0a@EnableCaching\u6ce8\u89e3\uff0c\u5c31\u53ef\u4ee5\u5728\u9879\u76ee\u4e2d\u57fa\u4e8e\u6ce8\u89e3\u6765\u4f7f\u7528Caffeine\u7684\u7f13\u5b58\u652f\u6301\u4e86\u3002\u4e0b\u9762\uff0c\u518d\u6b21\u5bf9Service\u5c42\u4ee3\u7801\u8fdb\u884c\u6539\u9020\u3002<\/p>\n
        \u9996\u5148\uff0c\u8fd8\u662f\u6539\u9020\u67e5\u8be2\u65b9\u6cd5\uff0c\u5728\u65b9\u6cd5\u4e0a\u6dfb\u52a0@Cacheable\u6ce8\u89e3\uff1a<\/p>\n
        @Cacheable(value = \"order\",key = \"#id\")\n\/\/@Cacheable(cacheNames = \"order\",key = \"#p0\")\npublic Order getOrderById(Long id) {\n    String key= CacheConstant.ORDER + id;\n    \/\/\u5148\u67e5\u8be2 Redis\n    Object obj = redisTemplate.opsForValue().get(key);\n    if (Objects.nonNull(obj)){\n        log.info(\"get data from redis\");\n        return (Order) obj;\n    }\n    \/\/ Redis\u6ca1\u6709\u5219\u67e5\u8be2 DB\n    log.info(\"get data from database\");\n    Order myOrder = orderMapper.selectOne(new LambdaQueryWrapper\n   \n    ()\n            .eq(Order::getId, id));\n    redisTemplate.opsForValue().set(key,myOrder,120, TimeUnit.SECONDS);\n    return myOrder;\n}\n   <\/pre>\n
        @Cacheable\u6ce8\u89e3\u7684\u5c5e\u6027\u591a\u8fbe9\u4e2a\uff0c\u597d\u5728\u6211\u4eec\u65e5\u5e38\u4f7f\u7528\u65f6\u53ea\u9700\u8981\u914d\u7f6e\u4e24\u4e2a\u5e38\u7528\u7684\u5c31\u53ef\u4ee5\u4e86\u3002\u5176\u4e2dvalue\u548ccacheNames\u4e92\u4e3a\u522b\u540d\u5173\u7cfb\uff0c\u8868\u793a\u5f53\u524d\u65b9\u6cd5\u7684\u7ed3\u679c\u4f1a\u88ab\u7f13\u5b58\u5728\u54ea\u4e2aCache\u4e0a\uff0c\u5e94\u7528\u4e2d\u901a\u8fc7cacheName\u6765\u5bf9Cache\u8fdb\u884c\u9694\u79bb\uff0c\u6bcf\u4e2acacheName\u5bf9\u5e94\u4e00\u4e2aCache\u5b9e\u73b0\u3002value\u548ccacheNames\u53ef\u4ee5\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u7ed1\u5b9a\u591a\u4e2aCache\u3002<\/p>\n
        \u800c\u53e6\u4e00\u4e2a\u91cd\u8981\u5c5e\u6027key\uff0c\u7528\u6765\u6307\u5b9a\u7f13\u5b58\u65b9\u6cd5\u7684\u8fd4\u56de\u7ed3\u679c\u65f6\u5bf9\u5e94\u7684key\uff0c\u8fd9\u4e2a\u5c5e\u6027\u652f\u6301\u4f7f\u7528SpringEL\u8868\u8fbe\u5f0f\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u51e0\u79cd\u65b9\u5f0f\u4f5c\u4e3akey\uff1a<\/p>\n
        #\u53c2\u6570\u540d\n#\u53c2\u6570\u5bf9\u8c61.\u5c5e\u6027\u540d\n#p\u53c2\u6570\u5bf9\u5e94\u4e0b\u6807<\/pre>\n
        \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u770b\u5230\u6dfb\u52a0\u4e86@Cacheable\u6ce8\u89e3\u540e\uff0c\u5728\u4ee3\u7801\u4e2d\u53ea\u9700\u8981\u4fdd\u7559\u539f\u6709\u7684\u4e1a\u52a1\u5904\u7406\u903b\u8f91\u548c\u64cd\u4f5cRedis\u90e8\u5206\u7684\u4ee3\u7801\u5373\u53ef\uff0cCaffeine\u90e8\u5206\u7684\u7f13\u5b58\u5c31\u4ea4\u7ed9spring\u5904\u7406\u4e86\u3002<\/p>\n
        \u4e0b\u9762\uff0c\u6211\u4eec\u518d\u6765\u6539\u9020\u4e00\u4e0b\u66f4\u65b0\u65b9\u6cd5\uff0c\u540c\u6837\uff0c\u4f7f\u7528@CachePut\u6ce8\u89e3\u540e\u79fb\u9664\u6389\u624b\u52a8\u66f4\u65b0Cache\u7684\u64cd\u4f5c\uff1a<\/p>\n
        @CachePut(cacheNames = \"order\",key = \"#order.id\")\npublic Order updateOrder(Order order) {\n    log.info(\"update order data\");\n    orderMapper.updateById(order);\n    \/\/\u4fee\u6539 Redis\n    redisTemplate.opsForValue().set(CacheConstant.ORDER + order.getId(),\n            order, 120, TimeUnit.SECONDS);\n    return order;\n}<\/pre>\n
        \u6ce8\u610f\uff0c\u8fd9\u91cc\u548cV1\u7248\u672c\u7684\u4ee3\u7801\u6709\u4e00\u70b9\u533a\u522b\uff0c\u5728\u4e4b\u524d\u7684\u66f4\u65b0\u64cd\u4f5c\u65b9\u6cd5\u4e2d\uff0c\u662f\u6ca1\u6709\u8fd4\u56de\u503c\u7684void\u7c7b\u578b\uff0c\u4f46\u662f\u8fd9\u91cc\u9700\u8981\u4fee\u6539\u8fd4\u56de\u503c\u7684\u7c7b\u578b\uff0c\u5426\u5219\u4f1a\u7f13\u5b58\u4e00\u4e2a\u7a7a\u5bf9\u8c61\u5230\u7f13\u5b58\u4e2d\u5bf9\u5e94\u7684key\u4e0a\u3002\u5f53\u4e0b\u6b21\u6267\u884c\u67e5\u8be2\u64cd\u4f5c\u65f6\uff0c\u4f1a\u76f4\u63a5\u8fd4\u56de\u7a7a\u5bf9\u8c61\u7ed9\u8c03\u7528\u65b9\uff0c\u800c\u4e0d\u4f1a\u6267\u884c\u65b9\u6cd5\u4e2d\u67e5\u8be2\u6570\u636e\u5e93\u6216Redis\u7684\u64cd\u4f5c\u3002<\/p>\n
        \u6700\u540e\uff0c\u5220\u9664\u65b9\u6cd5\u7684\u6539\u9020\u5c31\u5f88\u7b80\u5355\u4e86\uff0c\u4f7f\u7528@CacheEvict\u6ce8\u89e3\uff0c\u65b9\u6cd5\u4e2d\u53ea\u9700\u8981\u5220\u9664Redis\u4e2d\u7684\u7f13\u5b58\u5373\u53ef\uff1a<\/p>\n
        @CacheEvict(cacheNames = \"order\",key = \"#id\")\npublic void deleteOrder(Long id) {\n    log.info(\"delete order\");\n    orderMapper.deleteById(id);\n    redisTemplate.delete(CacheConstant.ORDER + id);\n}<\/pre>\n
        \u53ef\u4ee5\u770b\u5230\uff0c\u501f\u52a9spring\u4e2d\u7684CacheManager\u548cCache\u76f8\u5173\u7684\u6ce8\u89e3\uff0c\u5bf9V1\u7248\u672c\u7684\u4ee3\u7801\u7ecf\u8fc7\u6539\u8fdb\u540e\uff0c\u53ef\u4ee5\u628a\u5168\u624b\u52a8\u64cd\u4f5c\u4e24\u7ea7\u7f13\u5b58\u7684\u5f3a\u5165\u4fb5\u4ee3\u7801\u65b9\u5f0f\uff0c\u6539\u8fdb\u4e3a\u672c\u5730\u7f13\u5b58\u4ea4\u7ed9spring\u7ba1\u7406\uff0cRedis\u7f13\u5b58\u624b\u52a8\u4fee\u6539\u7684\u534a\u5165\u4fb5\u65b9\u5f0f\u3002\u90a3\u4e48\uff0c\u8fd8\u80fd\u8fdb\u4e00\u6b65\u6539\u9020\uff0c\u4f7f\u4e4b\u6210\u4e3a\u5bf9\u4e1a\u52a1\u4ee3\u7801\u5b8c\u5168\u65e0\u5165\u4fb5\u7684\u65b9\u5f0f\u5417?<\/p>\n
        V3.0\u7248\u672c<\/h2>\n
        \u6a21\u4effspring\u901a\u8fc7\u6ce8\u89e3\u7ba1\u7406\u7f13\u5b58\u7684\u65b9\u5f0f\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u9009\u62e9\u81ea\u5b9a\u4e49\u6ce8\u89e3\uff0c\u7136\u540e\u5728\u5207\u9762\u4e2d\u5904\u7406\u7f13\u5b58\uff0c\u4ece\u800c\u5c06\u5bf9\u4e1a\u52a1\u4ee3\u7801\u7684\u5165\u4fb5\u964d\u5230\u6700\u4f4e\u3002<\/p>\n
        \u9996\u5148\u5b9a\u4e49\u4e00\u4e2a\u6ce8\u89e3\uff0c\u7528\u4e8e\u6dfb\u52a0\u5728\u9700\u8981\u64cd\u4f5c\u7f13\u5b58\u7684\u65b9\u6cd5\u4e0a\uff1a<\/p>\n
        @Target(ElementType.METHOD)\n@Retention(RetentionPolicy.RUNTIME)\n@Documented\npublic @interface DoubleCache {\n    String cacheName();\n    String key(); \/\/\u652f\u6301springEl\u8868\u8fbe\u5f0f\n    long l2TimeOut() default 120;\n    CacheType type() default CacheType.FULL;\n}<\/pre>\n
        \u6211\u4eec\u4f7f\u7528cacheName + key\u4f5c\u4e3a\u7f13\u5b58\u7684\u771f\u6b63key(\u4ec5\u5b58\u5728\u4e00\u4e2aCache\u4e2d\uff0c\u4e0d\u505aCacheName\u9694\u79bb)\uff0cl2TimeOut\u4e3a\u53ef\u4ee5\u8bbe\u7f6e\u7684\u4e8c\u7ea7\u7f13\u5b58Redis\u7684\u8fc7\u671f\u65f6\u95f4\uff0ctype\u662f\u4e00\u4e2a\u679a\u4e3e\u7c7b\u578b\u7684\u53d8\u91cf\uff0c\u8868\u793a\u64cd\u4f5c\u7f13\u5b58\u7684\u7c7b\u578b\uff0c\u679a\u4e3e\u7c7b\u578b\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n
        public enum CacheType {\n    FULL,   \/\/\u5b58\u53d6\n    PUT,    \/\/\u53ea\u5b58\n    DELETE  \/\/\u5220\u9664\n}<\/pre>\n
        \u56e0\u4e3a\u8981\u4f7fkey\u652f\u6301springEl\u8868\u8fbe\u5f0f\uff0c\u6240\u4ee5\u9700\u8981\u5199\u4e00\u4e2a\u65b9\u6cd5\uff0c\u4f7f\u7528\u8868\u8fbe\u5f0f\u89e3\u6790\u5668\u89e3\u6790\u53c2\u6570\uff1a<\/p>\n
        public static String parse(String elString, TreeMap\n   \n     map){\n    elString=String.format(\"#{%s}\",elString);\n    \/\/\u521b\u5efa\u8868\u8fbe\u5f0f\u89e3\u6790\u5668\n    ExpressionParser parser = new SpelExpressionParser();\n    \/\/\u901a\u8fc7evaluationContext.setVariable\u53ef\u4ee5\u5728\u4e0a\u4e0b\u6587\u4e2d\u8bbe\u5b9a\u53d8\u91cf\u3002\n    EvaluationContext context = new StandardEvaluationContext();\n    map.entrySet().forEach(entry->\n        context.setVariable(entry.getKey(),entry.getValue())\n    );\n \n    \/\/\u89e3\u6790\u8868\u8fbe\u5f0f\n    Expression expression = parser.parseExpression(elString, new TemplateParserContext());\n    \/\/\u4f7f\u7528Expression.getValue()\u83b7\u53d6\u8868\u8fbe\u5f0f\u7684\u503c\uff0c\u8fd9\u91cc\u4f20\u5165\u4e86Evaluation\u4e0a\u4e0b\u6587\n    String value = expression.getValue(context, String.class);\n    return value;\n}\n   <\/pre>\n
        \u53c2\u6570\u4e2d\u7684elString\u5bf9\u5e94\u7684\u5c31\u662f\u6ce8\u89e3\u4e2dkey\u7684\u503c\uff0cmap\u662f\u5c06\u539f\u65b9\u6cd5\u7684\u53c2\u6570\u5c01\u88c5\u540e\u7684\u7ed3\u679c\u3002\u7b80\u5355\u8fdb\u884c\u4e00\u4e0b\u6d4b\u8bd5\uff1a<\/p>\n
        public void test() {\n    String elString=\"#order.money\";\n    String elString2=\"#user\";\n    String elString3=\"#p0\";   \n \n    TreeMap\n   \n     map=new TreeMap();\n    Order order = new Order();\n    order.setId(111L);\n    order.setMoney(123D);\n    map.put(\"order\",order);\n    map.put(\"user\",\"Hydra\");\n \n    String val = parse(elString, map);\n    String val2 = parse(elString2, map);\n    String val3 = parse(elString3, map);\n \n    System.out.println(val);\n    System.out.println(val2);\n    System.out.println(val3);\n}\n   <\/pre>\n
        \u6267\u884c\u7ed3\u679c\u5982\u4e0b\uff0c\u53ef\u4ee5\u770b\u5230\u652f\u6301\u6309\u7167\u53c2\u6570\u540d\u79f0\u3001\u53c2\u6570\u5bf9\u8c61\u7684\u5c5e\u6027\u540d\u79f0\u8bfb\u53d6\uff0c\u4f46\u662f\u4e0d\u652f\u6301\u6309\u7167\u53c2\u6570\u4e0b\u6807\u8bfb\u53d6\uff0c\u6682\u65f6\u7559\u4e2a\u5c0f\u5751\u4ee5\u540e\u518d\u5904\u7406\u3002<\/p>\n
        \n
        123.0
        Hydra
        null<\/p>\n<\/blockquote>\n
        \u81f3\u4e8eCache\u76f8\u5173\u53c2\u6570\u7684\u914d\u7f6e\uff0c\u6211\u4eec\u6cbf\u7528V1\u7248\u672c\u4e2d\u7684\u914d\u7f6e\u5373\u53ef\u3002\u51c6\u5907\u5de5\u4f5c\u505a\u5b8c\u4e86\uff0c\u4e0b\u9762\u6211\u4eec\u5b9a\u4e49\u5207\u9762\uff0c\u5728\u5207\u9762\u4e2d\u64cd\u4f5cCache\u6765\u8bfb\u5199Caffeine\u7684\u7f13\u5b58\uff0c\u64cd\u4f5cRedisTemplate\u8bfb\u5199Redis\u7f13\u5b58\u3002<\/p>\n
        @Slf4j @Component @Aspect \n@AllArgsConstructor\npublic class CacheAspect {\n    private final Cache cache;\n    private final RedisTemplate redisTemplate;\n \n    @Pointcut(\"@annotation(com.cn.dc.annotation.DoubleCache)\")\n    public void cacheAspect() {\n    }\n \n    @Around(\"cacheAspect()\")\n    public Object doAround(ProceedingJoinPoint point) throws Throwable {\n        MethodSignature signature = (MethodSignature) point.getSignature();\n        Method method = signature.getMethod();\n \n        \/\/\u62fc\u63a5\u89e3\u6790springEl\u8868\u8fbe\u5f0f\u7684map\n        String[] paramNames = signature.getParameterNames();\n        Object[] args = point.getArgs();\n        TreeMap\n   \n     treeMap = new TreeMap();\n        for (int i = 0; i \n\n    
        \u5207\u9762\u4e2d\u4e3b\u8981\u505a\u4e86\u4e0b\u9762\u51e0\u4ef6\u5de5\u4f5c\uff1a<\/p>\n\n    \n \n \n \n \n \n \n 
          \n     \n  \n  \n  \n  \n  \n  \n  
        • \u901a\u8fc7\u65b9\u6cd5\u7684\u53c2\u6570\uff0c\u89e3\u6790\u6ce8\u89e3\u4e2dkey\u7684springEl\u8868\u8fbe\u5f0f\uff0c\u7ec4\u88c5\u771f\u6b63\u7f13\u5b58\u7684key\u3002<\/li>\n     \n  \n  \n  \n  \n  \n  \n  
        • \u6839\u636e\u64cd\u4f5c\u7f13\u5b58\u7684\u7c7b\u578b\uff0c\u5206\u522b\u5904\u7406\u5b58\u53d6\u3001\u53ea\u5b58\u3001\u5220\u9664\u7f13\u5b58\u64cd\u4f5c\u3002<\/li>\n     \n  \n  \n  \n  \n  \n  \n  
        • \u5220\u9664\u548c\u5f3a\u5236\u66f4\u65b0\u7f13\u5b58\u7684\u64cd\u4f5c\uff0c\u90fd\u9700\u8981\u6267\u884c\u539f\u65b9\u6cd5\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u7f13\u5b58\u5220\u9664\u6216\u66f4\u65b0\u64cd\u4f5c\u3002<\/li>\n     \n  \n  \n  \n  \n  \n  \n  
        • \u5b58\u53d6\u64cd\u4f5c\u524d\uff0c\u5148\u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u6709\u6570\u636e\uff0c\u5982\u679c\u6709\u5219\u76f4\u63a5\u8fd4\u56de\uff0c\u6ca1\u6709\u5219\u6267\u884c\u539f\u65b9\u6cd5\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u5165\u7f13\u5b58\u3002<\/li>\n    \n \n \n \n \n \n \n <\/ul>\n    
          \u4fee\u6539Service\u5c42\u4ee3\u7801\uff0c\u4ee3\u7801\u4e2d\u53ea\u4fdd\u7559\u539f\u6709\u4e1a\u52a1\u4ee3\u7801\uff0c\u518d\u6dfb\u52a0\u4e0a\u6211\u4eec\u81ea\u5b9a\u4e49\u7684\u6ce8\u89e3\u5c31\u53ef\u4ee5\u4e86\uff1a<\/p>\n\n    
          @DoubleCache(cacheName = \"order\", key = \"#id\",\n        type = CacheType.FULL)\npublic Order getOrderById(Long id) {\n    Order myOrder = orderMapper.selectOne(new LambdaQueryWrapper\n     \n      ()\n            .eq(Order::getId, id));\n    return myOrder;\n}\n \n@DoubleCache(cacheName = \"order\",key = \"#order.id\",\n        type = CacheType.PUT)\npublic Order updateOrder(Order order) {\n    orderMapper.updateById(order);\n    return order;\n}\n \n@DoubleCache(cacheName = \"order\",key = \"#id\",\n        type = CacheType.DELETE)\npublic void deleteOrder(Long id) {\n    orderMapper.deleteById(id);\n}\n     <\/pre>\n
          \u5230\u8fd9\u91cc\uff0c\u57fa\u4e8e\u5207\u9762\u64cd\u4f5c\u7f13\u5b58\u7684\u6539\u9020\u5c31\u5b8c\u6210\u4e86\uff0cService\u7684\u4ee3\u7801\u4e5f\u77ac\u95f4\u6e05\u723d\u4e86\u5f88\u591a\uff0c\u8ba9\u6211\u4eec\u53ef\u4ee5\u7ee7\u7eed\u4e13\u6ce8\u4e8e\u4e1a\u52a1\u903b\u8f91\u5904\u7406\uff0c\u800c\u4e0d\u7528\u8d39\u5fc3\u53bb\u64cd\u4f5c\u4e24\u7ea7\u7f13\u5b58\u4e86\u3002<\/p>\n
          \u603b\u7ed3\u672c\u6587\u6309\u7167\u5bf9\u4e1a\u52a1\u5165\u4fb5\u7684\u9012\u51cf\u7a0b\u5ea6\uff0c\u4f9d\u6b21\u4ecb\u7ecd\u4e86\u4e09\u79cd\u7ba1\u7406\u4e24\u7ea7\u7f13\u5b58\u7684\u65b9\u6cd5\u3002\u81f3\u4e8e\u5728\u9879\u76ee\u4e2d\u662f\u5426\u9700\u8981\u4f7f\u7528\u4e8c\u7ea7\u7f13\u5b58\uff0c\u9700\u8981\u8003\u8651\u81ea\u8eab\u4e1a\u52a1\u60c5\u51b5\uff0c\u5982\u679cRedis\u8fd9\u79cd\u8fdc\u7a0b\u7f13\u5b58\u5df2\u7ecf\u80fd\u591f\u6ee1\u8db3\u4f60\u7684\u4e1a\u52a1\u9700\u6c42\uff0c\u90a3\u4e48\u5c31\u6ca1\u6709\u5fc5\u8981\u518d\u4f7f\u7528\u672c\u5730\u7f13\u5b58\u4e86\u3002\u6bd5\u7adf\u5b9e\u9645\u4f7f\u7528\u8d77\u6765\u8fdc\u6ca1\u6709\u90a3\u4e48\u7b80\u5355\uff0c\u672c\u6587\u4e2d\u53ea\u662f\u4ecb\u7ecd\u4e86\u6700\u57fa\u7840\u7684\u4f7f\u7528\uff0c\u5b9e\u9645\u4e2d\u7684\u5e76\u53d1\u95ee\u9898\u3001\u4e8b\u52a1\u7684\u56de\u6eda\u95ee\u9898\u90fd\u9700\u8981\u8003\u8651\uff0c\u8fd8\u9700\u8981\u601d\u8003\u4ec0\u4e48\u6570\u636e\u9002\u5408\u653e\u5728\u4e00\u7ea7\u7f13\u5b58\u3001\u4ec0\u4e48\u6570\u636e\u9002\u5408\u653e\u5728\u4e8c\u7ea7\u7f13\u5b58\u7b49\u7b49\u7684\u5176\u4ed6\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          Redis+Caffeine\u4e24\u7ea7...<\/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-201118","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201118","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=201118"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201118\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}