{"id":16811,"date":"2025-01-24T21:51:28","date_gmt":"2025-01-24T13:51:28","guid":{"rendered":"https:\/\/92it.top\/?p=16811"},"modified":"2025-01-24T21:51:28","modified_gmt":"2025-01-24T13:51:28","slug":"spring%e7%9a%84%e7%bc%93%e5%ad%98%e5%b8%9d%e5%9b%bd%ef%bc%8c%e5%be%97%e7%9b%8a%e4%ba%8e%e8%bf%99-5%e4%b8%aa%e6%b3%a8%e8%a7%a3%ef%bc%81","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=16811","title":{"rendered":"Spring\u7684\u7f13\u5b58\u5e1d\u56fd\uff0c\u5f97\u76ca\u4e8e\u8fd9 5\u4e2a\u6ce8\u89e3\uff01"},"content":{"rendered":"\n

\u8f6c\u8f7d\uff1aSpring\u7684\u7f13\u5b58\u5e1d\u56fd\uff0c\u5f97\u76ca\u4e8e\u8fd9 5\u4e2a\u6ce8\u89e3\uff01<\/a><\/p>\n\n\n\n

\u5728\u5fae\u670d\u52a1\uff0c\u5206\u5e03\u5f0f\u7684\u5927\u73af\u5883\u4e0b\uff0c\u7f13\u5b58\u7edd\u5bf9\u662f\u63d0\u5347\u7cfb\u7edf\u6027\u80fd\u7684\u5173\u952e\u624b\u6bb5\uff0cSpring\u4f5c\u4e3a Java\u751f\u6001\u4e2d\u6700\u6d41\u884c\u7684\u4f01\u4e1a\u7ea7\u5e94\u7528\u6846\u67b6\uff0c\u5b83\u662f\u5982\u4f55\u5b9e\u73b0\u7f13\u5b58\u7684\u5462\uff1f\u8fd9\u7bc7\u6587\u7ae0\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8 Spring\u4e2d 5\u4e2a\u6838\u5fc3\u7684\u7f13\u5b58\u6ce8\u89e3\u3002<\/p>\n\n\n\n

1. \u4ec0\u4e48\u662f\u7f13\u5b58\uff1f<\/strong><\/p>\n\n\n\n

\n\n\n\n

\u7f13\u5b58\uff08Cache\uff09\u662f\u4e00\u79cd\u5b58\u50a8\u673a\u5236\uff0c\u65e8\u5728\u4e34\u65f6\u5b58\u50a8\u6570\u636e\u526f\u672c\uff0c\u4ee5\u4fbf\u5feb\u901f\u8bbf\u95ee\u3002\u7f13\u5b58\u4e00\u822c\u4f4d\u4e8e\u5e94\u7528\u7a0b\u5e8f\u4e0e\u6570\u636e\u6e90\uff08\u5982\u6570\u636e\u5e93\uff09\u4e4b\u95f4\uff0c\u80fd\u591f\u663e\u8457\u964d\u4f4e\u6570\u636e\u8bbf\u95ee\u5ef6\u8fdf\u548c\u51cf\u8f7b\u6570\u636e\u6e90\u7684\u538b\u529b\u3002<\/p>\n\n\n\n

2. \u7f13\u5b58\u7684\u7c7b\u578b<\/strong><\/p>\n\n\n\n

\n\n\n\n

\u7f13\u5b58\u4e00\u822c\u53ef\u4ee5\u5206\u4e3a\u4e0b\u9762 4\u79cd\u7c7b\u578b\uff1a<\/strong><\/p>\n\n\n\n

    \n
  • \u672c\u5730\u7f13\u5b58<\/strong>\uff1a\u5b58\u5728\u4e8e\u5e94\u7528\u7a0b\u5e8f\u672c\u5730\u5185\u5b58\u4e2d\uff0c\u4f8b\u5982\u4f7f\u7528ConcurrentHashMap<\/code>\u3001Guava Cache\u7b49\u3002<\/li>\n\n\n\n
  • \u5206\u5e03\u5f0f\u7f13\u5b58<\/strong>\uff1a\u8de8\u591a\u4e2a\u5e94\u7528\u5b9e\u4f8b\u5171\u4eab\u7684\u7f13\u5b58\uff0c\u4f8b\u5982Redis\u3001Memcached\u3001EhCache\u7684\u5206\u5e03\u5f0f\u914d\u7f6e\u7b49\u3002<\/li>\n\n\n\n
  • \u6301\u4e45\u5316\u7f13\u5b58<\/strong>\uff1a\u5c06\u7f13\u5b58\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\uff0c\u4ee5\u5e94\u5bf9\u5e94\u7528\u91cd\u542f\u540e\u7684\u6570\u636e\u6062\u590d\u3002<\/li>\n\n\n\n
  • \u975e\u6301\u4e45\u5316\u7f13\u5b58<\/strong>\uff1a\u7f13\u5b58\u6570\u636e\u5b58\u50a8\u4e8e\u5185\u5b58\uff0c\u5e94\u7528\u91cd\u542f\u540e\u6570\u636e\u4e22\u5931\u3002<\/li>\n<\/ul>\n\n\n\n

    3. Spring\u7f13\u5b58<\/strong><\/p>\n\n\n\n

    \n\n\n\n

    Spring \u4ece4.0\u7248\u672c\u8d77\u5f00\u59cb\u5f15\u5165\u4e86 Cache\u6a21\u5757\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u5957\u7edf\u4e00\u7684\u7f13\u5b58API\uff0c\u9690\u85cf\u4e86\u5e95\u5c42\u7f13\u5b58\u5b9e\u73b0\u7684\u590d\u6742\u6027\u3002\u5f00\u53d1\u8005\u53ea\u9700\u901a\u8fc7\u914d\u7f6e\u548c\u6ce8\u89e3\u5373\u53ef\u5b9e\u73b0\u7f13\u5b58\u529f\u80fd\uff0c\u652f\u6301\u591a\u79cd\u7f13\u5b58\u5b9e\u73b0\uff0c\u5982EhCache\u3001Redis\u3001Caffeine\u7b49\u3002<\/p>\n\n\n\n

    Spring\u7f13\u5b58\u6a21\u5757\u7684\u6838\u5fc3\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n\n\n\n

      \n
    • CacheManager<\/strong>\uff1a\u7ba1\u7406\u591a\u4e2aCache\u5b9e\u4f8b\uff0c\u6839\u636e\u9700\u8981\u9009\u62e9\u5408\u9002\u7684Cache\u3002<\/li>\n\n\n\n
    • Cache<\/strong>\uff1a\u5177\u4f53\u7684\u7f13\u5b58\u64cd\u4f5c\u63a5\u53e3\uff0c\u5b9a\u4e49\u4e86\u57fa\u672c\u7684\u7f13\u5b58\u64cd\u4f5c\u65b9\u6cd5\uff0c\u5982get<\/code>\u3001put<\/code>\u3001evict<\/code>\u7b49\u3002<\/li>\n\n\n\n
    • CacheResolver<\/strong>\uff1a\u6839\u636e\u65b9\u6cd5\u4fe1\u606f\u52a8\u6001\u89e3\u6790\u9700\u8981\u4f7f\u7528\u7684Cache\u3002<\/li>\n\n\n\n
    • KeyGenerator<\/strong>\uff1a\u751f\u6210\u7f13\u5b58\u952e\u7684\u7b56\u7565\u3002<\/li>\n<\/ul>\n\n\n\n

      \u901a\u8fc7\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528\uff0cSpring\u7f13\u5b58\u62bd\u8c61\u80fd\u591f\u7075\u6d3b\u5730\u6ee1\u8db3\u5404\u79cd\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n

      4. Spring\u7f13\u5b58\u6ce8\u89e3\u8be6\u89e3<\/strong><\/p>\n\n\n\n

      \n\n\n\n

      Spring\u7f13\u5b58\u6ce8\u89e3\u4e3b\u8981\u6709\u4ee5\u4e0b 5\u4e2a\uff1a<\/p>\n\n\n\n

        \n
      • @Cacheable<\/code><\/li>\n\n\n\n
      • @CachePut<\/code><\/li>\n\n\n\n
      • @CacheEvict<\/code><\/li>\n\n\n\n
      • @Caching<\/code><\/li>\n\n\n\n
      • @CacheConfig<\/code><\/li>\n<\/ul>\n\n\n\n

        \u4e0b\u9762\u6211\u4eec\u5c06\u9010\u4e00\u5bf9\u8fd9\u4e9b\u6ce8\u89e3\u8fdb\u884c\u5206\u6790\u3002<\/p>\n\n\n\n

        4.1 @Cacheable<\/strong><\/p>\n\n\n\n

        @Cacheable<\/code>\u6ce8\u89e3\u7528\u4e8e\u65b9\u6cd5\u7ea7\u522b\uff0c\u8868\u793a\u65b9\u6cd5\u6267\u884c\u7684\u7ed3\u679c\u53ef\u4ee5\u88ab\u7f13\u5b58\u3002\u5f53\u65b9\u6cd5\u88ab\u8c03\u7528\u65f6\uff0cSpring\u4f1a\u5148\u68c0\u67e5\u7f13\u5b58\u4e2d\u662f\u5426\u5b58\u5728\u5bf9\u5e94\u7684\u952e\u503c\u5bf9\uff0c\u5982\u679c\u5b58\u5728\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u7f13\u5b58\u4e2d\u7684\u7ed3\u679c\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5219\u6267\u884c\u65b9\u6cd5\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u5165\u7f13\u5b58\u3002<\/p>\n\n\n\n

        \u4f7f\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n

        @Service\npublicclass UserService {\n\n    @Cacheable(value = \"users\", key = \"#id\")\n    public User getUserById(Long id) {\n        \/\/ \u6a21\u62df\u6570\u636e\u5e93\u8bbf\u95ee\n        simulateSlowService();\n        returnnew User(id, \"John Doe\");\n    }\n\n    private void simulateSlowService() {\n        try {\n            Thread.sleep(3000L);\n        } catch (InterruptedException e) {\n            thrownew IllegalStateException(e);\n        }\n    }\n}\n<\/pre>\n\n\n\n
        \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0cgetUserById<\/code>\u65b9\u6cd5\u88ab@Cacheable<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u6307\u5b9a\u4f7f\u7528users<\/code>\u7f13\u5b58\uff0c\u5e76\u4ee5\u65b9\u6cd5\u53c2\u6570id<\/code>\u4f5c\u4e3a\u7f13\u5b58\u952e\u3002\u9996\u6b21\u8c03\u7528\u8be5\u65b9\u6cd5\u65f6\uff0c\u7f13\u5b58\u4e2d\u4e0d\u5b58\u5728\u5bf9\u5e94\u7684\u7528\u6237\u4fe1\u606f\uff0c\u65b9\u6cd5\u4f1a\u88ab\u6267\u884c\u5e76\u5c06\u7ed3\u679c\u5b58\u5165\u7f13\u5b58\u3002\u540e\u7eed\u76f8\u540c\u7684\u8c03\u7528\u5c06\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\u7ed3\u679c\uff0c\u907f\u514d\u4e86\u91cd\u590d\u7684\u4e1a\u52a1\u903b\u8f91\u6267\u884c\u3002<\/p>\n\n\n\n
        \u5173\u952e\u5c5e\u6027\uff1a<\/strong><\/p>\n\n\n\n
          \n
        • value<\/code>\u00a0\/\u00a0cacheNames<\/code>\uff1a\u6307\u5b9a\u7f13\u5b58\u7684\u540d\u79f0\uff0c\u53ef\u4ee5\u6709\u591a\u4e2a\uff0c\u8868\u793a\u591a\u4e2a\u7f13\u5b58\u540c\u65f6\u751f\u6548\u3002<\/li>\n\n\n\n
        • key<\/code>\uff1a\u6307\u5b9a\u7f13\u5b58\u7684\u952e\uff0c\u652f\u6301SpEL\u8868\u8fbe\u5f0f\uff0c\u9ed8\u8ba4\u57fa\u4e8e\u65b9\u6cd5\u53c2\u6570\u751f\u6210\u3002<\/li>\n\n\n\n
        • condition<\/code>\uff1a\u7f13\u5b58\u6761\u4ef6\uff0c\u7b26\u5408\u6761\u4ef6\u7684\u60c5\u51b5\u4e0b\u624d\u8fdb\u884c\u7f13\u5b58\u3002<\/li>\n\n\n\n
        • unless<\/code>\uff1a\u5426\u51b3\u7f13\u5b58\u6761\u4ef6\uff0c\u7b26\u5408\u6761\u4ef6\u7684\u60c5\u51b5\u4e0b\u4e0d\u7f13\u5b58\u3002<\/li>\n\n\n\n
        • keyGenerator<\/code>\uff1a\u81ea\u5b9a\u4e49\u952e\u751f\u6210\u7b56\u7565\u3002<\/li>\n\n\n\n
        • cacheManager<\/code>\uff1a\u6307\u5b9a\u4f7f\u7528\u7684\u7f13\u5b58\u7ba1\u7406\u5668\u3002<\/li>\n\n\n\n
        • cacheResolver<\/code>\uff1a\u6307\u5b9a\u7f13\u5b58\u89e3\u6790\u5668\u3002<\/li>\n<\/ul>\n\n\n\n
          4.2 @CachePut<\/strong><\/p>\n\n\n\n
          @CachePut<\/code>\u6ce8\u89e3\u540c\u6837\u7528\u4e8e\u65b9\u6cd5\u7ea7\u522b\uff0c\u4f46\u4e0e@Cacheable<\/code>\u4e0d\u540c\uff0c\u5b83\u603b\u662f\u6267\u884c\u65b9\u6cd5\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u5165\u7f13\u5b58\u3002@CachePut<\/code>\u9002\u7528\u4e8e\u9700\u8981\u66f4\u65b0\u7f13\u5b58\u4f46\u4e0d\u5f71\u54cd\u65b9\u6cd5\u6267\u884c\u7ed3\u679c\u7684\u573a\u666f\u3002<\/p>\n\n\n\n
          \u4f7f\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
          @Service\npublic class UserService {\n\n    @CachePut(value = \"users\", key = \"#user.id\")\n    public User updateUser(User user) {\n        \/\/ \u6a21\u62df\u66f4\u65b0\u6570\u636e\u5e93\n        return user;\n    }\n}\n<\/pre>\n\n\n\n
          \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0cupdateUser<\/code>\u65b9\u6cd5\u88ab@CachePut<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u6bcf\u6b21\u8c03\u7528\u8be5\u65b9\u6cd5\u65f6\uff0c\u90fd\u4f1a\u6267\u884c\u65b9\u6cd5\u903b\u8f91\uff08\u66f4\u65b0\u64cd\u4f5c\uff09\uff0c\u5e76\u5c06\u8fd4\u56de\u7684User<\/code>\u5bf9\u8c61\u66f4\u65b0\u5230users<\/code>\u7f13\u5b58\u4e2d\u3002\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e0e\u6570\u636e\u5e93\u4e2d\u7684\u6570\u636e\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n\n\n\n
          \u5173\u952e\u5c5e\u6027\uff1a<\/strong><\/p>\n\n\n\n
          \u4e0e@Cacheable<\/code>\u76f8\u540c\uff0c@CachePut<\/code>\u4e5f\u652f\u6301value<\/code>\u3001cacheNames<\/code>\u3001key<\/code>\u7b49\u5c5e\u6027\uff0c\u7528\u4e8e\u6307\u5b9a\u7f13\u5b58\u540d\u79f0\u3001\u952e\u53ca\u5176\u4ed6\u914d\u7f6e\u3002<\/p>\n\n\n\n
          4.3 @CacheEvict<\/strong><\/p>\n\n\n\n
          @CacheEvict<\/code>\u6ce8\u89e3\u7528\u4e8e\u65b9\u6cd5\u7ea7\u522b\uff0c\u8868\u793a\u5728\u65b9\u6cd5\u6267\u884c\u540e\uff0c\u6e05\u9664\u6307\u5b9a\u7f13\u5b58\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u6761\u76ee\u3002\u5b83\u5e38\u7528\u4e8e\u5220\u9664\u64cd\u4f5c\uff0c\u4ee5\u786e\u4fdd\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e0e\u6570\u636e\u6e90\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n\n\n\n
          \u4f7f\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
          @Service\npublic class UserService {\n\n    @CacheEvict(value = \"users\", key = \"#id\")\n    public void deleteUser(Long id) {\n        \/\/ \u6a21\u62df\u5220\u9664\u6570\u636e\u5e93\n    }\n}\n<\/pre>\n\n\n\n
          \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0cdeleteUser<\/code>\u65b9\u6cd5\u88ab@CacheEvict<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u6307\u5b9a\u4eceusers<\/code>\u7f13\u5b58\u4e2d\u79fb\u9664\u952e\u4e3aid<\/code>\u7684\u6761\u76ee\u3002\u8fd9\u6837\uff0c\u5728\u7528\u6237\u88ab\u5220\u9664\u540e\uff0c\u76f8\u5e94\u7684\u7f13\u5b58\u6570\u636e\u4e5f\u88ab\u6e05\u9664\uff0c\u9632\u6b62\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/p>\n\n\n\n
          \u5173\u952e\u5c5e\u6027\uff1a<\/strong><\/p>\n\n\n\n
            \n
          • value<\/code>\u00a0\/\u00a0cacheNames<\/code>\uff1a\u6307\u5b9a\u7f13\u5b58\u7684\u540d\u79f0\u3002<\/li>\n\n\n\n
          • key<\/code>\uff1a\u6307\u5b9a\u8981\u6e05\u9664\u7684\u7f13\u5b58\u952e\u3002<\/li>\n\n\n\n
          • allEntries<\/code>\uff1a\u6307\u5b9a\u662f\u5426\u6e05\u9664\u7f13\u5b58\u4e2d\u7684\u6240\u6709\u6761\u76ee\uff0c\u9ed8\u8ba4\u4e3afalse<\/code>\u3002<\/li>\n\n\n\n
          • beforeInvocation<\/code>\uff1a\u6307\u5b9a\u6e05\u9664\u7f13\u5b58\u7684\u65f6\u673a\uff0c\u9ed8\u8ba4\u4e3a\u65b9\u6cd5\u6267\u884c\u6210\u529f\u540e\u3002<\/li>\n\n\n\n
          • cacheManager<\/code>\uff1a\u6307\u5b9a\u4f7f\u7528\u7684\u7f13\u5b58\u7ba1\u7406\u5668\u3002<\/li>\n\n\n\n
          • cacheResolver<\/code>\uff1a\u6307\u5b9a\u7f13\u5b58\u89e3\u6790\u5668\u3002<\/li>\n<\/ul>\n\n\n\n
            4.4 @Caching<\/strong><\/p>\n\n\n\n
            @Caching<\/code>\u6ce8\u89e3\u7528\u4e8e\u7ec4\u5408\u591a\u4e2a\u7f13\u5b58\u6ce8\u89e3\uff0c\u4f7f\u5f97\u5728\u4e00\u4e2a\u65b9\u6cd5\u4e0a\u53ef\u4ee5\u6267\u884c\u591a\u4e2a\u7f13\u5b58\u64cd\u4f5c\u3002\u5b83\u9002\u7528\u4e8e\u9700\u8981\u540c\u65f6\u6267\u884c\u591a\u4e2a\u7f13\u5b58\u884c\u4e3a\u7684\u590d\u6742\u573a\u666f\u3002<\/p>\n\n\n\n
            \u4f7f\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
            @Service\npublic class UserService {\n\n    @Caching(\n        put = { @CachePut(value = \"users\", key = \"#user.id\"),\n                @CachePut(value = \"username\", key = \"#user.username\") },\n        evict = { @CacheEvict(value = \"userCache\", allEntries = true) }\n    )\n    public User addUser(User user) {\n        \/\/ \u6a21\u62df\u6dfb\u52a0\u7528\u6237\u5230\u6570\u636e\u5e93\n        return user;\n    }\n}\n<\/pre>\n\n\n\n
            \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0caddUser<\/code>\u65b9\u6cd5\u901a\u8fc7@Caching<\/code>\u6ce8\u89e3\u540c\u65f6\u6267\u884c\u4e86\u4e24\u4e2a@CachePut<\/code>\u64cd\u4f5c\uff0c\u5c06\u7528\u6237\u4fe1\u606f\u5b58\u5165\u4e0d\u540c\u7684\u7f13\u5b58\u4e2d\uff0c\u5e76\u4e14\u6267\u884c\u4e86\u4e00\u4e2a@CacheEvict<\/code>\u64cd\u4f5c\uff0c\u6e05\u9664userCache<\/code>\u4e2d\u7684\u6240\u6709\u6761\u76ee\u3002<\/p>\n\n\n\n
            \u5173\u952e\u5c5e\u6027\uff1a<\/strong><\/p>\n\n\n\n
            @Caching<\/code>\u4e3b\u8981\u5305\u542b\u4ee5\u4e0b\u5c5e\u6027\uff1a<\/p>\n\n\n\n
              \n
            • cacheable<\/code>\uff1a@Cacheable<\/code>\u6ce8\u89e3\u6570\u7ec4\u3002<\/li>\n\n\n\n
            • put<\/code>\uff1a@CachePut<\/code>\u6ce8\u89e3\u6570\u7ec4\u3002<\/li>\n\n\n\n
            • evict<\/code>\uff1a@CacheEvict<\/code>\u6ce8\u89e3\u6570\u7ec4\u3002<\/li>\n<\/ul>\n\n\n\n
              \u901a\u8fc7\u7ec4\u5408\u4e0d\u540c\u7c7b\u578b\u7684\u7f13\u5b58\u6ce8\u89e3\uff0c@Caching<\/code>\u63d0\u4f9b\u4e86\u66f4\u7075\u6d3b\u7684\u7f13\u5b58\u64cd\u4f5c\u80fd\u529b\u3002<\/p>\n\n\n\n
              4.5 @CacheConfig<\/strong><\/p>\n\n\n\n
              @CacheConfig<\/code>\u6ce8\u89e3\u7528\u4e8e\u7c7b\u7ea7\u522b\uff0c\u4e3a\u8be5\u7c7b\u4e2d\u7684\u6240\u6709\u7f13\u5b58\u6ce8\u89e3\u63d0\u4f9b\u516c\u5171\u914d\u7f6e\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6307\u5b9a\u7edf\u4e00\u7684\u7f13\u5b58\u540d\u79f0\u3001\u7f13\u5b58\u7ba1\u7406\u5668\u7b49\uff0c\u51cf\u5c11\u91cd\u590d\u914d\u7f6e\u7684\u5de5\u4f5c\u91cf\u3002<\/p>\n\n\n\n
              \u4f7f\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n
              @Service\n@CacheConfig(cacheNames = \"users\", cacheManager = \"cacheManager\")\npublicclass UserService {\n\n    @Cacheable(key = \"#id\")\n    public User getUserById(Long id) {\n        \/\/ \u6a21\u62df\u6570\u636e\u5e93\u8bbf\u95ee\n        returnnew User(id, \"John Doe\");\n    }\n\n    @CachePut(key = \"#user.id\")\n    public User updateUser(User user) {\n        \/\/ \u6a21\u62df\u66f4\u65b0\u6570\u636e\u5e93\n        return user;\n    }\n\n    @CacheEvict(key = \"#id\")\n    public void deleteUser(Long id) {\n        \/\/ \u6a21\u62df\u5220\u9664\u6570\u636e\u5e93\n    }\n}\n<\/pre>\n\n\n\n
              \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c@CacheConfig<\/code>\u6ce8\u89e3\u6307\u5b9a\u4e86\u9ed8\u8ba4\u7684\u7f13\u5b58\u540d\u79f0\u548c\u7f13\u5b58\u7ba1\u7406\u5668\uff0c\u4f7f\u5f97\u7c7b\u4e2d\u7684\u6240\u6709\u7f13\u5b58\u6ce8\u89e3\u65e0\u9700\u91cd\u590d\u6307\u5b9a\u8fd9\u4e9b\u5c5e\u6027\uff0c\u53ea\u9700\u5173\u6ce8\u7279\u5b9a\u7684\u952e\u6216\u5176\u4ed6\u914d\u7f6e\u3002<\/p>\n\n\n\n
              \u5173\u952e\u5c5e\u6027\uff1a<\/strong><\/p>\n\n\n\n
                \n
              • cacheNames<\/code>\u00a0\/\u00a0value<\/code>\uff1a\u6307\u5b9a\u9ed8\u8ba4\u7684\u7f13\u5b58\u540d\u79f0\u3002<\/li>\n\n\n\n
              • cacheManager<\/code>\uff1a\u6307\u5b9a\u9ed8\u8ba4\u7684\u7f13\u5b58\u7ba1\u7406\u5668\u3002<\/li>\n\n\n\n
              • cacheResolver<\/code>\uff1a\u6307\u5b9a\u9ed8\u8ba4\u7684\u7f13\u5b58\u89e3\u6790\u5668\u3002<\/li>\n\n\n\n
              • keyGenerator<\/code>\uff1a\u6307\u5b9a\u9ed8\u8ba4\u7684\u952e\u751f\u6210\u7b56\u7565\u3002<\/li>\n<\/ul>\n\n\n\n
                @CacheConfig<\/code>\u901a\u8fc7\u63d0\u4f9b\u7c7b\u7ea7\u522b\u7684\u7f13\u5b58\u914d\u7f6e\uff0c\u7b80\u5316\u4e86\u5c5e\u6027\u7684\u914d\u7f6e\u548c\u7ef4\u62a4\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n
                5. \u7f13\u5b58\u6846\u67b6<\/strong><\/p>\n\n\n\n
                \n\n\n\n
                \u8981\u4f7f Spring\u7684\u7f13\u5b58\u6ce8\u89e3\u751f\u6548\uff0c\u5fc5\u987b\u914d\u7f6e\u4e00\u4e2a\u7f13\u5b58\u7ba1\u7406\u5668\uff08CacheManager<\/code>\uff09\u548c\u76f8\u5e94\u7684\u7f13\u5b58\u63d0\u4f9b\u8005\u3002Spring\u652f\u6301\u591a\u79cd\u7f13\u5b58\u5b9e\u73b0\uff0c\u5e38\u89c1\u7684\u5305\u62ec EhCache\u3001Redis\u3001Caffeine\u7b49\u3002\u4e0b\u9762\uff0c\u6211\u4eec\u4ecb\u7ecd\u8fd9 3\u79cd\u5e38\u7528\u7f13\u5b58\u63d0\u4f9b\u8005\u7684\u914d\u7f6e\u65b9\u6cd5\u3002<\/p>\n\n\n\n
                5.1 EhCache<\/strong><\/p>\n\n\n\n
                EhCache\u662f\u4e00\u6b3e\u5e38\u7528\u7684\u5f00\u6e90\u7f13\u5b58\u5e93\uff0c\u652f\u6301\u672c\u5730\u5185\u5b58\u548c\u78c1\u76d8\u5b58\u50a8\uff0c\u914d\u7f6e\u7075\u6d3b\uff0c\u9002\u7528\u4e8e\u5355\u673a\u5e94\u7528\u3002<\/p>\n\n\n\n
                \u4f9d\u8d56\u914d\u7f6e\uff08Maven\uff09<\/strong>\uff1a<\/p>\n\n\n\n
                <dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-cache<\/artifactId>\n<\/dependency>\n<dependency>\n    <groupId>net.sf.ehcache<\/groupId>\n    <artifactId>ehcache<\/artifactId>\n    <version>2.10.6<\/version>\n<\/dependency>\n<\/pre>\n\n\n\n
                \u914d\u7f6e\u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n
                \u521b\u5efa\u4e00\u4e2aEhCache\u914d\u7f6e\u6587\u4ef6ehcache.xml<\/code>\uff1a<\/p>\n\n\n\n
                <ehcache xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n         xsi:noNamespaceSchemaLocation=\"http:\/\/ehcache.org\/ehcache.xsd\">\n    <diskStore path=\"java.io.tmpdir\"\/>\n    <defaultCache \n        maxEntriesLocalHeap=\"1000\" \n        eternal=\"false\" \n        timeToIdleSeconds=\"300\" \n        timeToLiveSeconds=\"600\" \n        overflowToDisk=\"false\"\/>\n    <cache name=\"users\"\n           maxEntriesLocalHeap=\"500\"\n           timeToLiveSeconds=\"3600\"\n           eternal=\"false\"\n           overflowToDisk=\"false\"\/>\n<\/ehcache>\n<\/pre>\n\n\n\n
                Spring\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n
                @Configuration\n@EnableCaching\npublicclass CacheConfig {\n\n    @Bean\n    public EhCacheManagerFactoryBean ehCacheManagerFactoryBean() {\n        EhCacheManagerFactoryBean factoryBean = new EhCacheManagerFactoryBean();\n        factoryBean.setConfigLocation(new ClassPathResource(\"ehcache.xml\"));\n        factoryBean.setShared(true);\n        return factoryBean;\n    }\n\n    @Bean\n    public CacheManager cacheManager(EhCacheManagerFactoryBean factoryBean) {\n        returnnew EhCacheCacheManager(factoryBean.getObject());\n    }\n}\n<\/pre>\n\n\n\n
                5.2 Redis<\/strong><\/p>\n\n\n\n
                Redis\u662f\u4e00\u79cd\u9ad8\u6027\u80fd\u7684NoSQL\u7f13\u5b58\u6570\u636e\u5e93\uff0c\u652f\u6301\u5206\u5e03\u5f0f\u90e8\u7f72\uff0c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u5e94\u7528\u573a\u666f\u3002<\/p>\n\n\n\n
                \u4f9d\u8d56\u914d\u7f6e\uff08Maven\uff09<\/strong>\uff1a<\/p>\n\n\n\n
                <dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-cache<\/artifactId>\n<\/dependency>\n<dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-data-redis<\/artifactId>\n<\/dependency>\n<\/pre>\n\n\n\n
                \u914d\u7f6e\u793a\u4f8b\uff08application.properties\uff09<\/strong>\uff1a<\/p>\n\n\n\n
                spring.cache.type=redis\nspring.redis.host=localhost\nspring.redis.port=6379\nspring.redis.password=yourpassword\n<\/pre>\n\n\n\n
                Spring\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n
                Spring Boot\u4f1a\u81ea\u52a8\u914d\u7f6eRedisCacheManager<\/code>\uff0c\u65e0\u9700\u989d\u5916\u914d\u7f6e\u3002\u5982\u679c\u9700\u8981\u81ea\u5b9a\u4e49\u914d\u7f6e\uff0c\u53ef\u4ee5\u5982\u4e0b\uff1a<\/p>\n\n\n\n
                @Configuration\n@EnableCaching\npublicclass RedisCacheConfig {\n\n    @Bean\n    public RedisCacheManager cacheManager(RedisConnectionFactory connectionFactory) {\n        \/\/ \u914d\u7f6e\u9ed8\u8ba4\u7f13\u5b58\u8fc7\u671f\u65f6\u95f4\u7b49\n        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()\n            .entryTtl(Duration.ofMinutes(60))\n            .disableCachingNullValues();\n        return RedisCacheManager.builder(connectionFactory)\n            .cacheDefaults(config)\n            .build();\n    }\n}\n<\/pre>\n\n\n\n
                5.3 Caffeine<\/strong><\/p>\n\n\n\n
                Caffeine\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u672c\u5730\u7f13\u5b58\u5e93\uff0c\u5177\u6709\u4e30\u5bcc\u7684\u7f13\u5b58\u7b56\u7565\u548c\u9ad8\u5e76\u53d1\u6027\u80fd\u3002<\/p>\n\n\n\n
                \u4f9d\u8d56\u914d\u7f6e\uff08Maven\uff09<\/strong>\uff1a<\/p>\n\n\n\n
                <dependency>\n    <groupId>org.springframework.boot<\/groupId>\n    <artifactId>spring-boot-starter-cache<\/artifactId>\n<\/dependency>\n<dependency>\n    <groupId>com.github.ben-manes.caffeine<\/groupId>\n    <artifactId>caffeine<\/artifactId>\n    <version>3.1.6<\/version>\n<\/dependency>\n<\/pre>\n\n\n\n
                Spring\u914d\u7f6e<\/strong>\uff1a<\/p>\n\n\n\n
                @Configuration\n@EnableCaching\npublicclass CaffeineCacheConfig {\n\n    @Bean\n    public Caffeine<Object, Object> caffeineConfig() {\n        return Caffeine.newBuilder()\n                .expireAfterWrite(60, TimeUnit.MINUTES)\n                .maximumSize(1000);\n    }\n\n    @Bean\n    public CacheManager cacheManager(Caffeine<Object, Object> caffeine) {\n        CaffeineCacheManager manager = new CaffeineCacheManager(\"users\");\n        manager.setCaffeine(caffeine);\n        return manager;\n    }\n}\n<\/pre>\n\n\n\n
                6. \u6848\u4f8b\u5206\u6790<\/strong><\/p>\n\n\n\n
                \n\n\n\n
                \u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684 CRUD\u5e94\u7528\uff0c\u6f14\u793a\u5982\u4f55\u5728 Spring Boot\u9879\u76ee\u4e2d\u96c6\u6210\u548c\u4f7f\u7528\u7f13\u5b58\u6ce8\u89e3\u3002<\/p>\n\n\n\n
                6.1 \u9879\u76ee\u4ecb\u7ecd<\/strong><\/p>\n\n\n\n
                \u6784\u5efa\u4e00\u4e2a\u7528\u6237\u7ba1\u7406\u7cfb\u7edf\uff0c\u5305\u542b\u7528\u6237\u7684\u589e\u5220\u6539\u67e5\u529f\u80fd\u3002\u901a\u8fc7\u7f13\u5b58\u4f18\u5316\u5176\u4e2d\u7684\u8bfb\u53d6\u64cd\u4f5c\uff0c\u4ee5\u63d0\u5347\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n\n\n\n
                6.2 \u73af\u5883\u642d\u5efa<\/strong><\/p>\n\n\n\n
                \u6280\u672f\u6808<\/strong>\uff1a<\/p>\n\n\n\n
                  \n
                • Spring Boot<\/strong>\uff1a\u5feb\u901f\u6784\u5efa\u9879\u76ee\u57fa\u7840\u3002<\/li>\n\n\n\n
                • Spring Data JPA<\/strong>\uff1a\u6570\u636e\u8bbf\u95ee\u5c42\u3002<\/li>\n\n\n\n
                • H2\u6570\u636e\u5e93<\/strong>\uff1a\u5185\u5b58\u6570\u636e\u5e93\uff0c\u65b9\u4fbf\u6f14\u793a\u3002<\/li>\n\n\n\n
                • Spring Cache<\/strong>\uff1a\u7f13\u5b58\u62bd\u8c61\u3002<\/li>\n\n\n\n
                • EhCache<\/strong>\uff1a\u4f5c\u4e3a\u7f13\u5b58\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n\n\n\n
                  \u4f9d\u8d56\u914d\u7f6e\uff08Maven\uff09<\/strong>\uff1a<\/p>\n\n\n\n
                  <dependencies>\n    <!-- Spring Boot Web Starter -->\n    <dependency>\n        <groupId>org.springframework.boot<\/groupId>\n        <artifactId>spring-boot-starter-web<\/artifactId>\n    <\/dependency>\n\n    <!-- Spring Data JPA Starter -->\n    <dependency>\n        <groupId>org.springframework.boot<\/groupId>\n        <artifactId>spring-boot-starter-data-jpa<\/artifactId>\n    <\/dependency>\n\n    <!-- H2 Database -->\n    <dependency>\n        <groupId>com.h2database<\/groupId>\n        <artifactId>h2<\/artifactId>\n        <scope>runtime<\/scope>\n    <\/dependency>\n\n    <!-- Spring Boot Cache Starter -->\n    <dependency>\n        <groupId>org.springframework.boot<\/groupId>\n        <artifactId>spring-boot-starter-cache<\/artifactId>\n    <\/dependency>\n\n    <!-- EhCache -->\n    <dependency>\n        <groupId>net.sf.ehcache<\/groupId>\n        <artifactId>ehcache<\/artifactId>\n        <version>2.10.6<\/version>\n    <\/dependency>\n\n    <!-- Lombok\uff08\u53ef\u9009\uff0c\u7528\u4e8e\u7b80\u5316\u4ee3\u7801\uff09 -->\n    <dependency>\n        <groupId>org.projectlombok<\/groupId>\n        <artifactId>lombok<\/artifactId>\n        <scope>provided<\/scope>\n    <\/dependency>\n<\/dependencies>\n<\/pre>\n\n\n\n
                  6.3 \u7f13\u5b58\u914d\u7f6e<\/strong><\/p>\n\n\n\n
                  \u521b\u5efaehcache.xml<\/code>\u6587\u4ef6<\/strong>\uff1a<\/p>\n\n\n\n
                  <ehcache xmlns:xsi=\"http:\/\/www.w3.org\/2001\/XMLSchema-instance\"\n         xsi:noNamespaceSchemaLocation=\"http:\/\/ehcache.org\/ehcache.xsd\">\n    <diskStore path=\"java.io.tmpdir\"\/>\n    <defaultCache\n        maxEntriesLocalHeap=\"1000\"\n        eternal=\"false\"\n        timeToIdleSeconds=\"300\"\n        timeToLiveSeconds=\"600\"\n        overflowToDisk=\"false\"\/>\n    <cache name=\"users\"\n           maxEntriesLocalHeap=\"500\"\n           timeToLiveSeconds=\"3600\"\n           eternal=\"false\"\n           overflowToDisk=\"false\"\/>\n<\/ehcache>\n<\/pre>\n\n\n\n
                  \u914d\u7f6e\u7c7b<\/strong>\uff1a<\/p>\n\n\n\n
                  @Configuration\n@EnableCaching\npublicclass CacheConfig {\n\n    @Bean\n    public EhCacheManagerFactoryBean ehCacheManagerFactoryBean() {\n        EhCacheManagerFactoryBean factoryBean = new EhCacheManagerFactoryBean();\n        factoryBean.setConfigLocation(new ClassPathResource(\"ehcache.xml\"));\n        factoryBean.setShared(true);\n        return factoryBean;\n    }\n\n    @Bean\n    public CacheManager cacheManager(net.sf.ehcache.CacheManager cm) {\n        returnnew EhCacheCacheManager(cm);\n    }\n}\n<\/pre>\n\n\n\n
                  6.4 \u5b9e\u4f53\u548c\u4ed3\u5e93<\/strong><\/p>\n\n\n\n
                  \u7528\u6237\u5b9e\u4f53\u7c7b<\/strong>\uff1a<\/p>\n\n\n\n
                  @Entity\n@Data\n@NoArgsConstructor\n@AllArgsConstructor\npublic class User {\n    @Id\n    private Long id;\n    private String username;\n}\n<\/pre>\n\n\n\n
                  \u7528\u6237\u4ed3\u5e93\u63a5\u53e3<\/strong>\uff1a<\/p>\n\n\n\n
                  public interface UserRepository extends JpaRepository<User, Long> {\n    User findByUsername(String username);\n}\n<\/pre>\n\n\n\n
                  6.5 \u670d\u52a1\u5c42\u4e0e\u7f13\u5b58\u6ce8\u89e3\u5e94\u7528<\/strong><\/p>\n\n\n\n
                  @Service\n@CacheConfig(cacheNames = \"users\")\npublicclass UserService {\n\n    @Autowired\n    private UserRepository userRepository;\n\n    @Cacheable(key = \"#id\")\n    public User getUserById(Long id) {\n        simulateSlowService();\n        return userRepository.findById(id).orElse(null);\n    }\n\n    @Cacheable(key = \"#username\")\n    public User getUserByUsername(String username) {\n        simulateSlowService();\n        return userRepository.findByUsername(username);\n    }\n\n    @CachePut(key = \"#user.id\")\n    public User updateUser(User user) {\n        return userRepository.save(user);\n    }\n\n    @CacheEvict(key = \"#id\")\n    public void deleteUser(Long id) {\n        userRepository.deleteById(id);\n    }\n\n    private void simulateSlowService() {\n        try {\n            Thread.sleep(2000L); \/\/ \u6a21\u62df\u8017\u65f6\u64cd\u4f5c\n        } catch (InterruptedException e) {\n            thrownew IllegalStateException(e);\n        }\n    }\n}\n<\/pre>\n\n\n\n
                  \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff1a<\/p>\n\n\n\n
                    \n
                  • getUserById<\/code>\u548cgetUserByUsername<\/code>\u65b9\u6cd5\u88ab@Cacheable<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u8868\u793a\u67e5\u8be2\u7528\u6237\u65f6\u4f1a\u5148\u4ece\u7f13\u5b58\u4e2d\u67e5\u627e\uff0c\u82e5\u7f13\u5b58\u4e0d\u5b58\u5728\u5219\u6267\u884c\u6570\u636e\u5e93\u67e5\u8be2\u5e76\u5c06\u7ed3\u679c\u7f13\u5b58\u5728users<\/code>\u7f13\u5b58\u4e2d\u3002<\/li>\n\n\n\n
                  • updateUser<\/code>\u65b9\u6cd5\u88ab@CachePut<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u8868\u793a\u66f4\u65b0\u7528\u6237\u4fe1\u606f\u65f6\uff0c\u4f1a\u5c06\u66f4\u65b0\u540e\u7684\u7528\u6237\u5bf9\u8c61\u5199\u5165\u7f13\u5b58\u3002<\/li>\n\n\n\n
                  • deleteUser<\/code>\u65b9\u6cd5\u88ab@CacheEvict<\/code>\u6ce8\u89e3\u4fee\u9970\uff0c\u8868\u793a\u5220\u9664\u7528\u6237\u65f6\uff0c\u4f1a\u4ece\u7f13\u5b58\u4e2d\u79fb\u9664\u5bf9\u5e94\u7684\u7528\u6237\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n
                    6.6 \u63a7\u5236\u5c42<\/strong><\/p>\n\n\n\n
                    @RestController\n@RequestMapping(\"\/api\/users\")\npublicclass UserController {\n\n    @Autowired\n    private UserService userService;\n\n    @GetMapping(\"\/{id}\")\n    public ResponseEntity<User> getUserById(@PathVariable Long id) {\n        User user = userService.getUserById(id);\n        return ResponseEntity.ok(user);\n    }\n\n    @GetMapping(\"\/username\/{username}\")\n    public ResponseEntity<User> getUserByUsername(@PathVariable String username) {\n        User user = userService.getUserByUsername(username);\n        return ResponseEntity.ok(user);\n    }\n\n    @PostMapping\n    public ResponseEntity<User> addUser(@RequestBody User user) {\n        User savedUser = userService.updateUser(user);\n        return ResponseEntity.status(HttpStatus.CREATED).body(savedUser);\n    }\n\n    @DeleteMapping(\"\/{id}\")\n    public ResponseEntity<Void> deleteUser(@PathVariable Long id) {\n        userService.deleteUser(id);\n        return ResponseEntity.noContent().build();\n    }\n}\n<\/pre>\n\n\n\n
                    6.7 \u6d4b\u8bd5\u7f13\u5b58\u6548\u679c<\/strong><\/p>\n\n\n\n
                      \n
                    1. \u542f\u52a8\u5e94\u7528\u7a0b\u5e8f<\/strong>\u3002<\/li>\n\n\n\n
                    2. \u8c03\u7528GET \/api\/users\/{id}<\/code>\u63a5\u53e3<\/strong>\uff1a\n
                        \n
                      • \u9996\u6b21\u8c03\u7528\u4f1a\u89e6\u53d1\u6570\u636e\u5e93\u67e5\u8be2\u5e76\u7f13\u5b58\u7ed3\u679c\u3002<\/li>\n\n\n\n
                      • \u7b2c\u4e8c\u6b21\u8c03\u7528\u76f8\u540c\u7684\u63a5\u53e3\uff0c\u5c06\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\u7528\u6237\u4fe1\u606f\uff0c\u54cd\u5e94\u901f\u5ea6\u66f4\u5feb\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                      • \u8c03\u7528POST \/api\/users<\/code>\u63a5\u53e3\u66f4\u65b0\u7528\u6237<\/strong>\uff1a\n
                          \n
                        • \u66f4\u65b0\u64cd\u4f5c\u4f1a\u901a\u8fc7@CachePut<\/code>\u6ce8\u89e3\u5c06\u65b0\u7684\u7528\u6237\u4fe1\u606f\u66f4\u65b0\u5230\u7f13\u5b58\u4e2d\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
                        • \u8c03\u7528DELETE \/api\/users\/{id}<\/code>\u63a5\u53e3\u5220\u9664\u7528\u6237<\/strong>\uff1a\n
                            \n
                          • \u5220\u9664\u64cd\u4f5c\u4f1a\u901a\u8fc7@CacheEvict<\/code>\u6ce8\u89e3\u4ece\u7f13\u5b58\u4e2d\u79fb\u9664\u7528\u6237\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n
                            \u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u53ef\u4ee5\u9a8c\u8bc1\u7f13\u5b58\u7684\u5b9e\u9645\u6548\u679c\uff0c\u53d1\u73b0\u8bfb\u53d6\u64cd\u4f5c\u7684\u54cd\u5e94\u65f6\u95f4\u660e\u663e\u964d\u4f4e\u3002<\/p>\n\n\n\n
                            7. \u589e\u5f3a\u529f\u80fd<\/strong><\/p>\n\n\n\n
                            \n\n\n\n
                            7.1 \u81ea\u5b9a\u4e49\u7f13\u5b58\u952e\u751f\u6210\u7b56\u7565<\/strong><\/p>\n\n\n\n
                            \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cSpring\u6839\u636e\u65b9\u6cd5\u7684\u53c2\u6570\u751f\u6210\u7f13\u5b58\u952e\u3002\u5bf9\u4e8e\u590d\u6742\u7684\u4e1a\u52a1\u573a\u666f\uff0c\u53ef\u80fd\u9700\u8981\u81ea\u5b9a\u4e49\u7f13\u5b58\u952e\u751f\u6210\u7b56\u7565\u3002<\/p>\n\n\n\n
                            \u81ea\u5b9a\u4e49KeyGenerator<\/strong>\uff1a<\/p>\n\n\n\n
                            @Component(\"customKeyGenerator\")\npublic class CustomKeyGenerator implements KeyGenerator {\n    @Override\n    public Object generate(Object target, Method method, Object... params) {\n        return method.getName() + \"_\" + Arrays.stream(params)\n                .map(Object::toString)\n                .collect(Collectors.joining(\"_\"));\n    }\n}\n<\/pre>\n\n\n\n
                            \u4f7f\u7528\u81ea\u5b9a\u4e49KeyGenerator<\/strong>\uff1a<\/p>\n\n\n\n
                            @Cacheable(cacheNames = \"users\", keyGenerator = \"customKeyGenerator\")\npublic User getUser(Long id, String type) {\n    \/\/ \u65b9\u6cd5\u5b9e\u73b0\n}\n<\/pre>\n\n\n\n
                            7.2 \u7f13\u5b58\u6761\u4ef6\u4e0e\u6392\u9664<\/strong><\/p>\n\n\n\n
                            \u901a\u8fc7condition<\/code>\u548cunless<\/code>\u5c5e\u6027\uff0c\u53ef\u4ee5\u63a7\u5236\u662f\u5426\u8fdb\u884c\u7f13\u5b58\u64cd\u4f5c\u3002<\/p>\n\n\n\n
                              \n
                            • condition<\/code>\uff1a\u5728\u6ee1\u8db3\u6761\u4ef6\u65f6\u624d\u8fdb\u884c\u7f13\u5b58\u3002<\/li>\n\n\n\n
                            • unless<\/code>\uff1a\u5728\u6ee1\u8db3\u6761\u4ef6\u65f6\u4e0d\u8fdb\u884c\u7f13\u5b58\u3002<\/li>\n<\/ul>\n\n\n\n
                              \u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n
                              @Cacheable(value = \"users\", key = \"#id\", condition = \"#id > 10\", unless = \"#result.username == 'admin'\")\npublic User getUserById(Long id) {\n    \/\/ \u65b9\u6cd5\u5b9e\u73b0\n}\n<\/pre>\n\n\n\n
                              \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff1a<\/p>\n\n\n\n
                                \n
                              • \u53ea\u6709\u5f53id > 10<\/code>\u65f6\uff0c\u65b9\u6cd5\u6267\u884c\u7ed3\u679c\u624d\u4f1a\u88ab\u7f13\u5b58\u3002<\/li>\n\n\n\n
                              • \u5373\u4f7f\u6ee1\u8db3condition<\/code>\u6761\u4ef6\uff0c\u5982\u679cresult.username == 'admin'<\/code>\uff0c\u5219\u4e0d\u7f13\u5b58\u7ed3\u679c\u3002<\/li>\n<\/ul>\n\n\n\n
                                7.3 \u7f13\u5b58\u540c\u6b65\u4e0e\u5f02\u6b65<\/strong><\/p>\n\n\n\n
                                \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u7f13\u5b58\u7684\u4e00\u81f4\u6027\u548c\u540c\u6b65\u6027\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002Spring Cache\u672c\u8eab\u4e0d\u76f4\u63a5\u63d0\u4f9b\u540c\u6b65\u673a\u5236\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u7ed3\u5408\u5176\u4ed6\u5de5\u5177\u5b9e\u73b0\u3002<\/p>\n\n\n\n
                                \u65b9\u6848<\/strong>\uff1a<\/p>\n\n\n\n
                                  \n
                                • \u4f7f\u7528\u6d88\u606f\u961f\u5217\uff08\u5982Kafka\u3001RabbitMQ\uff09\u540c\u6b65\u7f13\u5b58\u66f4\u65b0\u3002<\/li>\n\n\n\n
                                • \u5229\u7528\u5206\u5e03\u5f0f\u9501\uff08\u5982Redis\u7684RedLock\uff09\u9632\u6b62\u7f13\u5b58\u51fb\u7a7f\u548c\u7f13\u5b58\u7a7f\u900f\u3002<\/li>\n\n\n\n
                                • \u5b9e\u73b0\u57fa\u4e8e\u4e8b\u4ef6\u9a71\u52a8\u7684\u7f13\u5b58\u66f4\u65b0\u7b56\u7565\u3002<\/li>\n<\/ul>\n\n\n\n
                                  7.4 \u7f13\u5b58\u4e0e\u4e8b\u52a1\u7684\u7ed3\u5408<\/strong><\/p>\n\n\n\n
                                  \u5728\u6d89\u53ca\u4e8b\u52a1\u7684\u64cd\u4f5c\u4e2d\uff0c\u7f13\u5b58\u7684\u66f4\u65b0\u9700\u8981\u4e0e\u4e8b\u52a1\u4fdd\u6301\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n
                                  \u65b9\u6848<\/strong>\uff1a<\/p>\n\n\n\n
                                    \n
                                  • \u7f13\u5b58\u66f4\u65b0\u64cd\u4f5c\u5e94\u5728\u4e8b\u52a1\u63d0\u4ea4\u540e\u6267\u884c\uff0c\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/li>\n\n\n\n
                                  • \u4f7f\u7528@CacheEvict<\/code>\u7684beforeInvocation<\/code>\u5c5e\u6027\u63a7\u5236\u7f13\u5b58\u6e05\u9664\u7684\u65f6\u673a\u3002<\/li>\n<\/ul>\n\n\n\n
                                    \u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n
                                    @CacheEvict(value = \"users\", key = \"#id\", beforeInvocation = false)\n@Transactional\npublic void deleteUser(Long id) {\n    userRepository.deleteById(id);\n}\n<\/pre>\n\n\n\n
                                    \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u7f13\u5b58\u6e05\u9664\u64cd\u4f5c\u5c06\u5728\u4e8b\u52a1\u63d0\u4ea4\u540e\u6267\u884c\uff0c\u786e\u4fdd\u6570\u636e\u6210\u529f\u5220\u9664\u540e\u518d\u6e05\u9664\u7f13\u5b58\u3002<\/p>\n\n\n\n
                                    8. \u603b\u7ed3<\/strong><\/p>\n\n\n\n
                                    \n\n\n\n
                                    \u672c\u6587\uff0c\u6211\u4eec\u5206\u6790\u4e86\u7f13\u5b58\u6280\u672f\uff0c\u5b83\u5728\u63d0\u5347\u5e94\u7528\u6027\u80fd\u3001\u964d\u4f4e\u6570\u636e\u5e93\u538b\u529b\u3001\u6539\u5584\u7528\u6237\u4f53\u9a8c\u65b9\u9762\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n\n\n\n
                                    \u53e6\u5916\uff0c\u6211\u4eec\u91cd\u70b9\u5206\u6790\u4e86 Spring\u4e2d 5\u4e2a\u6838\u5fc3\u7684\u7f13\u5b58\u6ce8\u89e3\u4ee5\u53ca\u793a\u4f8b\u5206\u6790\uff0cSpring\u901a\u8fc7\u63d0\u4f9b\u5168\u9762\u7684\u7f13\u5b58\u62bd\u8c61\u548c\u7b80\u6d01\u7684\u7f13\u5b58\u6ce8\u89e3\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u8f7b\u677e\u5730\u96c6\u6210\u548c\u7ba1\u7406\u7f13\u5b58\u673a\u5236\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
                                    \u8f6c\u8f7d\uff1aSpring\u7684\u7f13\u5b58\u5e1d\u56fd\uff0c\u5f97\u76ca\u4e8e\u8fd9 5\u4e2a\u6ce8\u89e3\uff01 \u5728\u5fae\u670d\u52a1\uff0c\u5206\u5e03\u5f0f\u7684\u5927\u73af\u5883\u4e0b\uff0c\u7f13\u5b58\u7edd\u5bf9\u662f\u63d0\u5347\u7cfb\u7edf\u6027\u80fd\u7684\u5173\u952e\u624b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26,31],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16811"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=16811"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16811\/revisions"}],"predecessor-version":[{"id":16812,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/16811\/revisions\/16812"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=16811"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=16811"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=16811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}