{"id":68468,"date":"2025-05-10T09:38:18","date_gmt":"2025-05-10T01:38:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/68468\/"},"modified":"2025-05-10T09:38:18","modified_gmt":"2025-05-10T01:38:18","slug":"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8redis%e5%92%8cdart%e5%bc%80%e5%8f%91%e7%bc%93%e5%ad%98%e7%a9%bf%e9%80%8f%e9%98%b2%e5%be%a1%e5%8a%9f%e8%83%bd-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/68468\/","title":{"rendered":"\u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd"},"content":{"rendered":"

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

\u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd<\/h1>\n

\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300a\u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002<\/p>\n

\u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd<\/p>\n

\u5728\u73b0\u4ee3\u7684Web\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7f13\u5b58\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6027\u80fd\u4f18\u5316\u6280\u672f\u3002\u7136\u800c\uff0c\u7f13\u5b58\u7cfb\u7edf\u53ef\u80fd\u5bb9\u6613\u53d7\u5230\u7f13\u5b58\u7a7f\u900f\u7684\u653b\u51fb\u3002\u7f13\u5b58\u7a7f\u900f\u662f\u6307\u8bf7\u6c42\u4e00\u4e2a\u4e0d\u5b58\u5728\u4e8e\u7f13\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u5f53\u8bf7\u6c42\u9891\u7e41\u65f6\uff0c\u4f1a\u5bfc\u81f4\u5927\u91cf\u7684\u65e0\u6548\u8bf7\u6c42\u76f4\u63a5\u8bbf\u95ee\u6570\u636e\u5e93\u6216\u5176\u4ed6\u540e\u7aef\u670d\u52a1\uff0c\u4ece\u800c\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u3002<\/p>\n

\u4e3a\u4e86\u89e3\u51b3\u7f13\u5b58\u7a7f\u900f\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528Redis\u548cDart\u8bed\u8a00\u5f00\u53d1\u4e00\u4e2a\u7f13\u5b58\u7a7f\u900f\u7684\u9632\u5fa1\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5177\u4f53\u7684\u5b9e\u73b0\u6b65\u9aa4\u548c\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

    \n
  1. \u5728Dart\u9879\u76ee\u4e2d\u5bfc\u5165Redis\u5e93<\/li>\n<\/ol>\n

    \u9996\u5148\uff0c\u5728Dart\u9879\u76ee\u4e2d\u4f7f\u7528pubspec.yaml\u6587\u4ef6\u5bfc\u5165redis\u5e93\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

    dependencies:\n  redis: ^4.0.0<\/pre>\n
    \u7136\u540e\uff0c\u8fd0\u884cpub get<\/code>\u547d\u4ee4\u4ee5\u83b7\u53d6\u6240\u9700\u7684\u4f9d\u8d56\u9879\u3002<\/p>\n
      \n
    1. \u8fde\u63a5\u5230Redis\u670d\u52a1\u5668<\/li>\n<\/ol>\n
      \u4f7f\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u8fde\u63a5\u5230Redis\u670d\u52a1\u5668\uff1a<\/p>\n
      import 'package:redis\/redis.dart';\n\nFuture<void> main() async {\n  final redis = await RedisConnection.connect('localhost', 6379);\n}<\/pre>\n
      \u8bf7\u786e\u4fdd\u5c06localhost<\/code>\u548c6379<\/code>\u66ff\u6362\u4e3a\u60a8\u7684Redis\u670d\u52a1\u5668\u7684\u6b63\u786e\u4e3b\u673a\u540d\u548c\u7aef\u53e3\u53f7\u3002<\/p>\n
        \n
      1. \u521b\u5efa\u7f13\u5b58\u952e<\/li>\n<\/ol>\n
        \u5728\u9632\u5fa1\u7f13\u5b58\u7a7f\u900f\u65f6\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u80fd\u591f\u8868\u793a\u8bf7\u6c42\u7684\u552f\u4e00\u7f13\u5b58\u952e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u7ec4\u5408\u8bf7\u6c42\u7684\u5173\u952e\u53c2\u6570\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8eURL\u4e3a\/api\/data?id=123<\/code>\u7684\u8bf7\u6c42\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528data_123<\/code>\u4f5c\u4e3a\u7f13\u5b58\u952e\u3002<\/p>\n
        String createCacheKey(String dataType, String id) {\n  return '$dataType_$id';\n}<\/pre>\n
          \n
        1. \u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u5b9e\u73b0<\/li>\n<\/ol>\n
          \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Redis\u548cDart\u5b9e\u73b0\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u7684\u793a\u4f8b\uff1a<\/p>\n
          import 'package:redis\/redis.dart';\n\nclass Cache {\n  final RedisConnection _redis;\n\n  Cache(this._redis);\n\n  Future<String?> get(String key) async {\n    final value = await _redis.get(key);\n\n    if (value == null) {\n      return null;\n    } else if (value.isEmpty) {\n      \/\/ \u5982\u679c\u503c\u4e3a\u7a7a\u5b57\u7b26\u4e32\uff0c\u5219\u8868\u793a\u8bf7\u6c42\u7ed3\u679c\u4e3a\u7a7a\n      return '';\n    } else {\n      return value;\n    }\n  }\n\n  Future<void> set(String key, String value, {Duration? expiration}) async {\n    await _redis.set(key, value);\n\n    if (expiration != null) {\n      await _redis.expire(key, expiration.inSeconds);\n    }\n  }\n}\n\nclass DataService {\n  final Cache _cache;\n\n  DataService(this._cache);\n\n  Future<String> getData(String id) async {\n    final cacheKey = createCacheKey('data', id);\n    final cachedValue = await _cache.get(cacheKey);\n\n    if (cachedValue != null) {\n      return cachedValue;\n    }\n\n    \/\/ \u4ece\u540e\u7aef\u670d\u52a1\u83b7\u53d6\u6570\u636e\n    final data = await fetchDataFromBackendService(id);\n\n    \/\/ \u5982\u679c\u6570\u636e\u4e0d\u5b58\u5728\uff0c\u5219\u5c06\u7a7a\u5b57\u7b26\u4e32\u5b58\u50a8\u5230\u7f13\u5b58\u4e2d\uff0c\u907f\u514d\u91cd\u590d\u67e5\u8be2\n    final expiration = data.isNotEmpty ? Duration(minutes: 5) : Duration(seconds: 30);\n    await _cache.set(cacheKey, data, expiration: expiration);\n\n    return data;\n  }\n\n  Future<String> fetchDataFromBackendService(String id) async {\n    \/\/ \u4ece\u540e\u7aef\u670d\u52a1\u83b7\u53d6\u6570\u636e\u7684\u5b9e\u73b0\u4ee3\u7801\n  }\n}\n\nFuture<void> main() async {\n  final redis = await RedisConnection.connect('localhost', 6379);\n  final cache = Cache(redis);\n  final dataService = DataService(cache);\n\n  final data = await dataService.getData('123');\n  print('Data: $data');\n}<\/pre>\n
          \u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7\u521b\u5efaCache<\/code>\u7c7b\u6765\u5c01\u88c5\u4e0eRedis\u7684\u4ea4\u4e92\u3002\u7136\u540e\uff0c\u901a\u8fc7\u521b\u5efaDataService<\/code>\u7c7b\u6765\u5b9e\u73b0\u6570\u636e\u7684\u83b7\u53d6\u903b\u8f91\u3002\u5728getData<\/code>\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5c1d\u8bd5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\u8bf7\u6c42\u7684\u6570\u636e\uff0c\u5982\u679c\u6570\u636e\u4e0d\u5b58\u5728\uff0c\u5219\u4ece\u540e\u7aef\u670d\u52a1\u83b7\u53d6\u6570\u636e\uff0c\u5e76\u5c06\u7ed3\u679c\u5b58\u50a8\u5230\u7f13\u5b58\u4e2d\u3002<\/p>\n
          \u901a\u8fc7\u4e0a\u8ff0\u7684\u6b65\u9aa4\u548c\u793a\u4f8b\u4ee3\u7801\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528Redis\u548cDart\u5f00\u53d1\u4e00\u4e2a\u7b80\u5355\u800c\u6709\u6548\u7684\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u3002\u8fd9\u5c06\u5927\u5927\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\uff0c\u907f\u514d\u65e0\u6548\u7684\u6570\u636e\u5e93\u6216\u540e\u7aef\u670d\u52a1\u8bbf\u95ee\u3002<\/p>\n
          \n
          \n <\/dt>\n
          \n   Golang\u5f00\u53d1\uff1a\u5b9e\u73b0\u9ad8\u6027\u80fd\u7684\u6570\u636e\u5e93\u8fde\u63a5\u6c60\n <\/dd>\n<\/dl>\n
          \n
          \n <\/dt>\n
          \n   \u5982\u4f55\u4f7f\u7528Redis\u548cLua\u5f00\u53d1\u5206\u5e03\u5f0f\u8bc4\u5206\u7cfb\u7edf\u529f\u80fd\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
          \u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd \u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300a\u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002 \u5982\u4f55\u5229\u7528Redis\u548cDart\u5f00\u53d1\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd \u5728\u73b0\u4ee3\u7684Web\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7f13\u5b58\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u6027\u80fd\u4f18\u5316\u6280\u672f\u3002\u7136\u800c\uff0c\u7f13\u5b58\u7cfb\u7edf\u53ef\u80fd\u5bb9\u6613\u53d7\u5230\u7f13\u5b58\u7a7f\u900f\u7684\u653b\u51fb\u3002\u7f13\u5b58\u7a7f\u900f\u662f\u6307\u8bf7\u6c42\u4e00\u4e2a\u4e0d\u5b58\u5728\u4e8e\u7f13\u5b58\u4e2d\u7684\u6570\u636e\uff0c\u5f53\u8bf7\u6c42\u9891\u7e41\u65f6\uff0c\u4f1a\u5bfc\u81f4\u5927\u91cf\u7684\u65e0\u6548\u8bf7\u6c42\u76f4\u63a5\u8bbf\u95ee\u6570\u636e\u5e93\u6216\u5176\u4ed6\u540e\u7aef\u670d\u52a1\uff0c\u4ece\u800c\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u3002 \u4e3a\u4e86\u89e3\u51b3\u7f13\u5b58\u7a7f\u900f\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528Redis\u548cDart\u8bed\u8a00\u5f00\u53d1\u4e00\u4e2a\u7f13\u5b58\u7a7f\u900f\u7684\u9632\u5fa1\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u5177\u4f53\u7684\u5b9e\u73b0\u6b65\u9aa4\u548c\u793a\u4f8b\u4ee3\u7801\uff1a \u5728Dart\u9879\u76ee\u4e2d\u5bfc\u5165Redis\u5e93 \u9996\u5148\uff0c\u5728Dart\u9879\u76ee\u4e2d\u4f7f\u7528pubspec.yaml\u6587\u4ef6\u5bfc\u5165redis\u5e93\uff0c\u5982\u4e0b\u6240\u793a\uff1a dependencies: redis: ^4.0.0 \u7136\u540e\uff0c\u8fd0\u884cpub get\u547d\u4ee4\u4ee5\u83b7\u53d6\u6240\u9700\u7684\u4f9d\u8d56\u9879\u3002 \u8fde\u63a5\u5230Redis\u670d\u52a1\u5668 \u4f7f\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u8fde\u63a5\u5230Redis\u670d\u52a1\u5668\uff1a import ‘package:redis\/redis.dart’; Future<void> main() async { final redis = await RedisConnection.connect(‘localhost’, 6379); } \u8bf7\u786e\u4fdd\u5c06localhost\u548c6379\u66ff\u6362\u4e3a\u60a8\u7684Redis\u670d\u52a1\u5668\u7684\u6b63\u786e\u4e3b\u673a\u540d\u548c\u7aef\u53e3\u53f7\u3002 \u521b\u5efa\u7f13\u5b58\u952e \u5728\u9632\u5fa1\u7f13\u5b58\u7a7f\u900f\u65f6\uff0c\u6211\u4eec\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u80fd\u591f\u8868\u793a\u8bf7\u6c42\u7684\u552f\u4e00\u7f13\u5b58\u952e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u7ec4\u5408\u8bf7\u6c42\u7684\u5173\u952e\u53c2\u6570\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8eURL\u4e3a\/api\/data?id=123\u7684\u8bf7\u6c42\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528data_123\u4f5c\u4e3a\u7f13\u5b58\u952e\u3002 String createCacheKey(String dataType, String id) { return ‘$dataType_$id’; } \u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u5b9e\u73b0 \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Redis\u548cDart\u5b9e\u73b0\u7f13\u5b58\u7a7f\u900f\u9632\u5fa1\u529f\u80fd\u7684\u793a\u4f8b\uff1a import ‘package:redis\/redis.dart’; class Cache { final RedisConnection _redis; Cache(this._redis); Future<String?> get(String key) async { […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-68468","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/68468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=68468"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/68468\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=68468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=68468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=68468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}