{"id":112607,"date":"2026-10-04T07:41:11","date_gmt":"2026-10-03T23:41:11","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/112607.html"},"modified":"2026-10-04T07:41:11","modified_gmt":"2026-10-03T23:41:11","slug":"spring-cloud-%e6%9c%8d%e5%8a%a1%e6%b2%bb%e7%90%86%e5%85%a5%e9%97%a8%ef%bc%9a%e6%b3%a8%e5%86%8c%e5%8f%91%e7%8e%b0%e3%80%81%e9%85%8d%e7%bd%ae%e4%b8%ad%e5%bf%83%e3%80%81%e7%bd%91%e5%85%b3%e9%99%90","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/112607.html","title":{"rendered":"Spring Cloud \u670d\u52a1\u6cbb\u7406\u5165\u95e8\uff1a\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u4e2d\u5fc3\u3001\u7f51\u5173\u9650\u6d41\u3001\u7194\u65ad\u964d\u7ea7\u4e0e\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u65b9\u6848"},"content":{"rendered":"

1. \u5f15\u8a00<\/h3>\n

\u5fae\u670d\u52a1\u67b6\u6784\u5c06\u5355\u4f53\u5e94\u7528\u62c6\u5206\u4e3a\u591a\u4e2a\u72ec\u7acb\u90e8\u7f72\u7684\u670d\u52a1，\u968f\u4e4b\u800c\u6765\u7684\u662f\u670d\u52a1\u4e4b\u95f4\u7684\u901a\u4fe1\u3001\u534f\u8c03\u4e0e\u6cbb\u7406\u95ee\u9898\u3002Spring Cloud \u4f5c\u4e3a Java \u751f\u6001\u4e2d\u6700\u6210\u719f\u7684\u4e00\u7ad9\u5f0f\u5fae\u670d\u52a1\u89e3\u51b3\u65b9\u6848，\u63d0\u4f9b\u4e86\u4ece\u670d\u52a1\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u7ba1\u7406\u3001\u7f51\u5173\u8def\u7531\u5230\u5bb9\u9519\u6cbb\u7406\u7684\u5b8c\u6574\u80fd\u529b\u3002<\/p>\n

\u672c\u6587\u9762\u5411\u6709\u4e00\u5b9a Spring Boot \u57fa\u7840\u3001\u5e0c\u671b\u7cfb\u7edf\u5165\u95e8 Spring Cloud \u670d\u52a1\u6cbb\u7406\u7684\u5f00\u53d1\u8005，\u56f4\u7ed5\u300c\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u4e2d\u5fc3\u3001\u7f51\u5173\u9650\u6d41\u3001\u7194\u65ad\u964d\u7ea7\u3001\u5206\u5e03\u5f0f\u5e42\u7b49\u4e0e\u91cd\u8bd5\u3001\u6700\u7ec8\u4e00\u81f4\u6027\u300d\u516d\u5927\u4e3b\u9898\u5c55\u5f00，\u5e2e\u52a9\u4f60\u5efa\u7acb\u670d\u52a1\u6cbb\u7406\u7684\u6574\u4f53\u8ba4\u77e5，\u5e76\u7ed9\u51fa\u53ef\u843d\u5730\u7684\u5b9e\u8df5\u8981\u70b9\u3002<\/p>\n

2. \u670d\u52a1\u6ce8\u518c\u4e0e\u53d1\u73b0<\/h3>\n

2.1 \u4e3a\u4ec0\u4e48\u9700\u8981\u6ce8\u518c\u4e2d\u5fc3<\/h4>\n

\u5728\u5fae\u670d\u52a1\u67b6\u6784\u4e2d，\u670d\u52a1\u5b9e\u4f8b\u7684\u6570\u91cf\u548c\u5730\u5740\u662f\u52a8\u6001\u53d8\u5316\u7684\u2014\u2014\u5b9e\u4f8b\u53ef\u80fd\u968f\u65f6\u4e0a\u7ebf\u3001\u4e0b\u7ebf\u3001\u6269\u5bb9\u6216\u7f29\u5bb9\u3002\u5982\u679c\u5ba2\u6237\u7aef\u786c\u7f16\u7801\u670d\u52a1\u5730\u5740，\u5c06\u5bfc\u81f4\u7ef4\u62a4\u6210\u672c\u6781\u9ad8\u4e14\u65e0\u6cd5\u5e94\u5bf9\u6545\u969c\u3002\u6ce8\u518c\u4e2d\u5fc3\u7684\u6838\u5fc3\u4f5c\u7528\u5c31\u662f\u7ef4\u62a4\u4e00\u4efd\u300c\u670d\u52a1\u540d \u2192 \u5b9e\u4f8b\u5217\u8868\u300d\u7684\u6620\u5c04，\u5e76\u5b9e\u65f6\u611f\u77e5\u5b9e\u4f8b\u72b6\u6001\u53d8\u5316\u3002<\/p>\n

2.2 \u4e3b\u6d41\u6ce8\u518c\u4e2d\u5fc3\u5bf9\u6bd4<\/h4>\n\n\u7ec4\u4ef6\u4e00\u81f4\u6027\u6a21\u578bCAP \u5b9a\u4f4d\u5065\u5eb7\u68c0\u67e5\u5178\u578b\u573a\u666f<\/tr>\n\n\n\n\n\n
Eureka<\/td>\nAP<\/td>\n\u53ef\u7528\u6027\u4f18\u5148<\/td>\n\u5ba2\u6237\u7aef\u5fc3\u8df3<\/td>\n\u4f20\u7edf Spring Cloud \u9879\u76ee<\/td>\n<\/tr>\n
Nacos<\/td>\nAP\/CP \u53ef\u5207\u6362<\/td>\n\u7075\u6d3b<\/td>\n\u5fc3\u8df3 + \u4e3b\u52a8\u63a2\u6d4b<\/td>\n\u56fd\u5185\u4f01\u4e1a\u4e3b\u6d41\u9009\u62e9<\/td>\n<\/tr>\n
Consul<\/td>\nCP<\/td>\n\u4e00\u81f4\u6027\u4f18\u5148<\/td>\n\u4e3b\u52a8\u5065\u5eb7\u68c0\u67e5<\/td>\n\u5bf9\u4e00\u81f4\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f<\/td>\n<\/tr>\n
Zookeeper<\/td>\nCP<\/td>\n\u4e00\u81f4\u6027\u4f18\u5148<\/td>\n\u4f1a\u8bdd\u8d85\u65f6<\/td>\n\u4e0e Dubbo \u751f\u6001\u7ed3\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2.3 \u57fa\u4e8e Nacos \u7684\u6ce8\u518c\u53d1\u73b0\u5b9e\u8df5<\/h4>\n

<<\/span>dependency<\/span>><\/span><\/span>
\n <<\/span>groupId<\/span>><\/span><\/span>com.alibaba.cloud<\/<\/span>groupId<\/span>><\/span><\/span>
\n <<\/span>artifactId<\/span>><\/span><\/span>spring-cloud-starter-alibaba-nacos-discovery<\/<\/span>artifactId<\/span>><\/span><\/span>
\n<\/<\/span>dependency<\/span>><\/span><\/span><\/p>\n

spring<\/span>:<\/span>
\n application<\/span>:<\/span>
\n name<\/span>:<\/span> order–<\/span>service
\n cloud<\/span>:<\/span>
\n nacos<\/span>:<\/span>
\n discovery<\/span>:<\/span>
\n server-addr<\/span>:<\/span> 127.0.0.1:<\/span>8848<\/span><\/p>\n

\u670d\u52a1\u6d88\u8d39\u8005\u901a\u8fc7 @LoadBalanced \u7684 RestTemplate \u6216 OpenFeign \u6309\u670d\u52a1\u540d\u8c03\u7528：<\/p>\n

@FeignClient<\/span>(<\/span>name =<\/span> "order-service"<\/span>)<\/span>
\npublic<\/span> interface<\/span> OrderClient<\/span> {<\/span>
\n @GetMapping<\/span>(<\/span>"\/order\/{id}"<\/span>)<\/span>
\n Order<\/span> getOrder<\/span>(<\/span>@PathVariable<\/span>(<\/span>"id"<\/span>)<\/span> Long<\/span> id)<\/span>;<\/span>
\n}<\/span><\/p>\n

3. \u914d\u7f6e\u4e2d\u5fc3<\/h3>\n

3.1 \u914d\u7f6e\u4e2d\u5fc3\u89e3\u51b3\u7684\u95ee\u9898<\/h4>\n

\u4f20\u7edf\u914d\u7f6e\u5199\u5728\u672c\u5730 application.yml \u4e2d，\u4fee\u6539\u540e\u9700\u8981\u91cd\u542f\u670d\u52a1\u624d\u80fd\u751f\u6548\u3002\u5728\u5fae\u670d\u52a1\u573a\u666f\u4e0b，\u914d\u7f6e\u5206\u6563\u3001\u53d8\u66f4\u9891\u7e41\u3001\u73af\u5883\u591a\u6837，\u96c6\u4e2d\u5f0f\u914d\u7f6e\u4e2d\u5fc3\u6210\u4e3a\u521a\u9700\u3002\u5b83\u63d0\u4f9b\u914d\u7f6e\u7684\u7edf\u4e00\u5b58\u50a8\u3001\u7248\u672c\u7ba1\u7406\u3001\u52a8\u6001\u5237\u65b0\u4e0e\u6743\u9650\u63a7\u5236\u3002<\/p>\n

3.2 Nacos Config \u5feb\u901f\u63a5\u5165<\/h4>\n

<<\/span>dependency<\/span>><\/span><\/span>
\n <<\/span>groupId<\/span>><\/span><\/span>com.alibaba.cloud<\/<\/span>groupId<\/span>><\/span><\/span>
\n <<\/span>artifactId<\/span>><\/span><\/span>spring-cloud-starter-alibaba-nacos-config<\/<\/span>artifactId<\/span>><\/span><\/span>
\n<\/<\/span>dependency<\/span>><\/span><\/span><\/p>\n

spring<\/span>:<\/span>
\n cloud<\/span>:<\/span>
\n nacos<\/span>:<\/span>
\n config<\/span>:<\/span>
\n server-addr<\/span>:<\/span> 127.0.0.1:<\/span>8848<\/span>
\n file-extension<\/span>:<\/span> yaml<\/p>\n

\u5728\u914d\u7f6e\u7c7b\u4e0a\u4f7f\u7528 @RefreshScope \u5b9e\u73b0\u914d\u7f6e\u52a8\u6001\u5237\u65b0：<\/p>\n

@RefreshScope<\/span>
\n@RestController<\/span>
\npublic<\/span> class<\/span> ConfigController<\/span> {<\/span><\/p>\n

@Value<\/span>(<\/span>"${order.timeout:5000}"<\/span>)<\/span>
\n private<\/span> int<\/span> timeout;<\/span><\/p>\n

@GetMapping<\/span>(<\/span>"\/timeout"<\/span>)<\/span>
\n public<\/span> int<\/span> getTimeout<\/span>(<\/span>)<\/span> {<\/span>
\n return<\/span> timeout;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

3.3 \u914d\u7f6e\u7ba1\u7406\u6700\u4f73\u5b9e\u8df5<\/h4>\n
    \n
  • \u6309\u73af\u5883\u62c6\u5206：application-dev.yaml\u3001application-prod.yaml；<\/li>\n
  • \u654f\u611f\u4fe1\u606f\u52a0\u5bc6\u5b58\u50a8，\u907f\u514d\u660e\u6587\u5bc6\u7801\u5165\u5e93；<\/li>\n
  • \u914d\u7f6e\u53d8\u66f4\u8d70\u5ba1\u6279\u4e0e\u7070\u5ea6\u53d1\u5e03\u6d41\u7a0b；<\/li>\n
  • \u672c\u5730\u914d\u7f6e\u4e0e\u8fdc\u7aef\u914d\u7f6e\u660e\u786e\u4f18\u5148\u7ea7，\u907f\u514d\u8986\u76d6\u6df7\u4e71\u3002<\/li>\n<\/ul>\n

    4. \u7f51\u5173\u4e0e\u9650\u6d41<\/h3>\n

    4.1 \u7f51\u5173\u7684\u804c\u8d23<\/h4>\n

    \u7f51\u5173\u662f\u6d41\u91cf\u7684\u7edf\u4e00\u5165\u53e3，\u627f\u62c5\u8def\u7531\u8f6c\u53d1\u3001\u9274\u6743\u8ba4\u8bc1\u3001\u9650\u6d41\u7194\u65ad\u3001\u65e5\u5fd7\u76d1\u63a7\u7b49\u6a2a\u5207\u5173\u6ce8\u70b9\u3002Spring Cloud Gateway \u57fa\u4e8e WebFlux \u54cd\u5e94\u5f0f\u6a21\u578b，\u6027\u80fd\u9ad8\u4e14\u652f\u6301\u4e30\u5bcc\u7684\u8def\u7531\u65ad\u8a00\u4e0e\u8fc7\u6ee4\u5668\u3002<\/p>\n

    4.2 \u57fa\u7840\u8def\u7531\u914d\u7f6e<\/h4>\n

    spring<\/span>:<\/span>
    \n cloud<\/span>:<\/span>
    \n gateway<\/span>:<\/span>
    \n routes<\/span>:<\/span>
    \n –<\/span> id<\/span>:<\/span> order–<\/span>route
    \n uri<\/span>:<\/span> lb:<\/span>\/\/order–<\/span>service
    \n predicates<\/span>:<\/span>
    \n –<\/span> Path=\/api\/order\/**<\/span>
    \n filters<\/span>:<\/span>
    \n –<\/span> StripPrefix=1<\/p>\n

    4.3 \u7f51\u5173\u5c42\u9650\u6d41\u5b9e\u73b0<\/h4>\n

    \u57fa\u4e8e Redis \u7684\u4ee4\u724c\u6876\u9650\u6d41\u662f\u7f51\u5173\u9650\u6d41\u7684\u5e38\u7528\u65b9\u6848：<\/p>\n

    @Bean<\/span>
    \npublic<\/span> KeyResolver<\/span> userKeyResolver<\/span>(<\/span>)<\/span> {<\/span>
    \n return<\/span> exchange -><\/span> Mono<\/span>.<\/span>just<\/span>(<\/span>
    \n exchange.<\/span>getRequest<\/span>(<\/span>)<\/span>.<\/span>getRemoteAddress<\/span>(<\/span>)<\/span>.<\/span>getAddress<\/span>(<\/span>)<\/span>.<\/span>getHostAddress<\/span>(<\/span>)<\/span>
    \n )<\/span>;<\/span>
    \n}<\/span><\/p>\n

    spring<\/span>:<\/span>
    \n cloud<\/span>:<\/span>
    \n gateway<\/span>:<\/span>
    \n routes<\/span>:<\/span>
    \n –<\/span> id<\/span>:<\/span> order–<\/span>route
    \n uri<\/span>:<\/span> lb:<\/span>\/\/order–<\/span>service
    \n predicates<\/span>:<\/span>
    \n –<\/span> Path=\/api\/order\/**<\/span>
    \n filters<\/span>:<\/span>
    \n –<\/span> name<\/span>:<\/span> RequestRateLimiter
    \n args<\/span>:<\/span>
    \n redis-rate-limiter.replenishRate<\/span>:<\/span> 10<\/span>
    \n redis-rate-limiter.burstCapacity<\/span>:<\/span> 20<\/span>
    \n key-resolver<\/span>:<\/span> "#{@userKeyResolver}"<\/span><\/p>\n

    4.4 \u9650\u6d41\u7b56\u7565\u9009\u62e9<\/h4>\n\n\u7b56\u7565\u7279\u70b9\u9002\u7528\u573a\u666f<\/tr>\n\n\n\n\n\n
    \u56fa\u5b9a\u7a97\u53e3<\/td>\n\u5b9e\u73b0\u7b80\u5355，\u5b58\u5728\u4e34\u754c\u7a81\u523a<\/td>\n\u5bf9\u7a81\u53d1\u5bb9\u5fcd\u5ea6\u9ad8\u7684\u573a\u666f<\/td>\n<\/tr>\n
    \u6ed1\u52a8\u7a97\u53e3<\/td>\n\u5e73\u6ed1\u5ea6\u4f18\u4e8e\u56fa\u5b9a\u7a97\u53e3<\/td>\n\u4e00\u822c\u4e1a\u52a1\u63a5\u53e3<\/td>\n<\/tr>\n
    \u4ee4\u724c\u6876<\/td>\n\u5141\u8bb8\u4e00\u5b9a\u7a81\u53d1，\u5e73\u6ed1\u9650\u6d41<\/td>\n\u7f51\u5173\u5165\u53e3\u3001\u6838\u5fc3\u63a5\u53e3<\/td>\n<\/tr>\n
    \u6f0f\u6876<\/td>\n\u6052\u5b9a\u901f\u7387，\u4e25\u683c\u5e73\u6ed1<\/td>\n\u4e0b\u6e38\u80fd\u529b\u53d7\u9650\u7684\u573a\u666f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    5. \u7194\u65ad\u4e0e\u964d\u7ea7<\/h3>\n

    5.1 \u6838\u5fc3\u6982\u5ff5<\/h4>\n
      \n
    • \u7194\u65ad：\u5f53\u67d0\u4e2a\u4e0b\u6e38\u670d\u52a1\u9519\u8bef\u7387\u8fbe\u5230\u9608\u503c\u65f6，\u5feb\u901f\u5931\u8d25\u5e76\u76f4\u63a5\u8fd4\u56de\u515c\u5e95\u7ed3\u679c，\u907f\u514d\u6545\u969c\u8513\u5ef6（\u96ea\u5d29\u6548\u5e94）；<\/li>\n
    • \u964d\u7ea7：\u5728\u7cfb\u7edf\u538b\u529b\u8fc7\u5927\u6216\u4f9d\u8d56\u4e0d\u53ef\u7528\u65f6，\u4e3b\u52a8\u727a\u7272\u975e\u6838\u5fc3\u529f\u80fd，\u4fdd\u8bc1\u6838\u5fc3\u94fe\u8def\u53ef\u7528；<\/li>\n
    • \u9694\u79bb：\u901a\u8fc7\u7ebf\u7a0b\u6c60\u6216\u4fe1\u53f7\u91cf\u9694\u79bb\u4e0d\u540c\u4f9d\u8d56，\u9632\u6b62\u5355\u4e2a\u4f9d\u8d56\u62d6\u57ae\u6574\u4e2a\u670d\u52a1\u3002<\/li>\n<\/ul>\n

      5.2 Sentinel \u63a5\u5165\u793a\u4f8b<\/h4>\n

      <<\/span>dependency<\/span>><\/span><\/span>
      \n <<\/span>groupId<\/span>><\/span><\/span>com.alibaba.cloud<\/<\/span>groupId<\/span>><\/span><\/span>
      \n <<\/span>artifactId<\/span>><\/span><\/span>spring-cloud-starter-alibaba-sentinel<\/<\/span>artifactId<\/span>><\/span><\/span>
      \n<\/<\/span>dependency<\/span>><\/span><\/span><\/p>\n

      @RestController<\/span>
      \npublic<\/span> class<\/span> OrderController<\/span> {<\/span><\/p>\n

      @GetMapping<\/span>(<\/span>"\/order\/{id}"<\/span>)<\/span>
      \n @SentinelResource<\/span>(<\/span>value =<\/span> "getOrder"<\/span>,<\/span> fallback =<\/span> "getOrderFallback"<\/span>)<\/span>
      \n public<\/span> Order<\/span> getOrder<\/span>(<\/span>@PathVariable<\/span>(<\/span>"id"<\/span>)<\/span> Long<\/span> id)<\/span> {<\/span>
      \n return<\/span> orderClient.<\/span>getOrder<\/span>(<\/span>id)<\/span>;<\/span>
      \n }<\/span><\/p>\n

      public<\/span> Order<\/span> getOrderFallback<\/span>(<\/span>Long<\/span> id,<\/span> Throwable<\/span> ex)<\/span> {<\/span>
      \n return<\/span> Order<\/span>.<\/span>builder<\/span>(<\/span>)<\/span>.<\/span>id<\/span>(<\/span>id)<\/span>.<\/span>status<\/span>(<\/span>"\u964d\u7ea7\u515c\u5e95"<\/span>)<\/span>.<\/span>build<\/span>(<\/span>)<\/span>;<\/span>
      \n }<\/span>
      \n}<\/span><\/p>\n

      5.3 \u7194\u65ad\u964d\u7ea7\u8bbe\u8ba1\u8981\u70b9<\/h4>\n
        \n
      • \u4e3a\u6bcf\u4e2a\u4f9d\u8d56\u8bbe\u7f6e\u72ec\u7acb\u7684\u7194\u65ad\u9608\u503c\u4e0e\u8d85\u65f6\u65f6\u95f4；<\/li>\n
      • \u964d\u7ea7\u903b\u8f91\u5fc5\u987b\u5feb\u901f\u8fd4\u56de，\u4e0d\u80fd\u963b\u585e\u8c03\u7528\u7ebf\u7a0b；<\/li>\n
      • \u6838\u5fc3\u94fe\u8def\u4e0e\u975e\u6838\u5fc3\u94fe\u8def\u5206\u7ea7\u6cbb\u7406，\u4f18\u5148\u4fdd\u969c\u6838\u5fc3；<\/li>\n
      • \u7ed3\u5408\u76d1\u63a7\u5927\u76d8\u89c2\u5bdf\u7194\u65ad\u89e6\u53d1\u9891\u7387，\u52a8\u6001\u8c03\u6574\u9608\u503c\u3002<\/li>\n<\/ul>\n

        6. \u5206\u5e03\u5f0f\u5e42\u7b49\u4e0e\u91cd\u8bd5<\/h3>\n

        6.1 \u5e42\u7b49\u7684\u5fc5\u8981\u6027<\/h4>\n

        \u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d，\u7f51\u7edc\u8d85\u65f6\u3001\u91cd\u8bd5\u3001\u6d88\u606f\u91cd\u590d\u6295\u9012\u90fd\u4f1a\u5bfc\u81f4\u540c\u4e00\u8bf7\u6c42\u88ab\u6267\u884c\u591a\u6b21\u3002\u5e42\u7b49\u6027\u4fdd\u8bc1\u300c\u540c\u4e00\u64cd\u4f5c\u6267\u884c\u4e00\u6b21\u4e0e\u6267\u884c\u591a\u6b21\u7ed3\u679c\u4e00\u81f4\u300d，\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u6b63\u786e\u6027\u7684\u57fa\u77f3\u3002<\/p>\n

        6.2 \u5e42\u7b49\u65b9\u6848\u5bf9\u6bd4<\/h4>\n\n\u65b9\u6848\u5b9e\u73b0\u65b9\u5f0f\u4f18\u70b9\u7f3a\u70b9<\/tr>\n\n\n\n\n\n
        \u552f\u4e00\u7d22\u5f15<\/td>\n\u6570\u636e\u5e93\u552f\u4e00\u7ea6\u675f<\/td>\n\u7b80\u5355\u53ef\u9760<\/td>\n\u9700\u5efa\u8868，\u4fb5\u5165\u4e1a\u52a1<\/td>\n<\/tr>\n
        \u72b6\u6001\u673a<\/td>\n\u8ba2\u5355\u72b6\u6001\u6d41\u8f6c\u6821\u9a8c<\/td>\n\u4e1a\u52a1\u8bed\u4e49\u6e05\u6670<\/td>\n\u9700\u8bbe\u8ba1\u72b6\u6001\u673a<\/td>\n<\/tr>\n
        Token \u673a\u5236<\/td>\n\u524d\u7f6e\u83b7\u53d6 token，\u63d0\u4ea4\u65f6\u6821\u9a8c<\/td>\n\u7075\u6d3b\u901a\u7528<\/td>\n\u9700\u989d\u5916\u5b58\u50a8<\/td>\n<\/tr>\n
        \u5206\u5e03\u5f0f\u9501<\/td>\nRedis\/DB \u9501\u4fdd\u8bc1\u4e92\u65a5<\/td>\n\u901a\u7528\u6027\u5f3a<\/td>\n\u9700\u5904\u7406\u9501\u8fc7\u671f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        6.3 \u57fa\u4e8e\u552f\u4e00\u7d22\u5f15\u7684\u5e42\u7b49\u5b9e\u73b0<\/h4>\n

        @Transactional<\/span>
        \npublic<\/span> void<\/span> createOrder<\/span>(<\/span>OrderCreateRequest<\/span> request)<\/span> {<\/span>
        \n try<\/span> {<\/span>
        \n orderMapper.<\/span>insert<\/span>(<\/span>request.<\/span>toEntity<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
        \n }<\/span> catch<\/span> (<\/span>DuplicateKeyException<\/span> e)<\/span> {<\/span>
        \n \/\/ \u5df2\u5b58\u5728\u76f8\u540c\u5e42\u7b49\u952e，\u76f4\u63a5\u8fd4\u56de\u6210\u529f<\/span>
        \n log.<\/span>info<\/span>(<\/span>"duplicate request, idempotent key = {}"<\/span>,<\/span> request.<\/span>getIdempotentKey<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
        \n }<\/span>
        \n}<\/span><\/p>\n

        6.4 \u91cd\u8bd5\u7b56\u7565<\/h4>\n

        \u91cd\u8bd5\u5fc5\u987b\u914d\u5408\u5e42\u7b49\u4f7f\u7528，\u5426\u5219\u91cd\u8bd5\u4f1a\u653e\u5927\u526f\u4f5c\u7528\u3002\u63a8\u8350\u4f7f\u7528 Spring Retry \u6216 Resilience4j \u914d\u7f6e\u6307\u6570\u9000\u907f\u91cd\u8bd5：<\/p>\n

        @Retryable<\/span>(<\/span>
        \n value =<\/span> {<\/span>RemoteException<\/span>.<\/span>class<\/span>}<\/span>,<\/span>
        \n maxAttempts =<\/span> 3<\/span>,<\/span>
        \n backoff =<\/span> @Backoff<\/span>(<\/span>delay =<\/span> 1000<\/span>,<\/span> multiplier =<\/span> 2<\/span>)<\/span>
        \n)<\/span>
        \npublic<\/span> Order<\/span> getOrder<\/span>(<\/span>Long<\/span> id)<\/span> {<\/span>
        \n return<\/span> orderClient.<\/span>getOrder<\/span>(<\/span>id)<\/span>;<\/span>
        \n}<\/span><\/p>\n

        7. \u6700\u7ec8\u4e00\u81f4\u6027\u65b9\u6848<\/h3>\n

        7.1 \u4e3a\u4ec0\u4e48\u9700\u8981\u6700\u7ec8\u4e00\u81f4\u6027<\/h4>\n

        \u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u5f3a\u4e00\u81f4\u6027\u65b9\u6848（\u5982 2PC）\u6027\u80fd\u5f00\u9500\u5927\u3001\u53ef\u7528\u6027\u5dee，\u5728\u5fae\u670d\u52a1\u573a\u666f\u4e0b\u5f80\u5f80\u4e0d\u53ef\u63a5\u53d7\u3002\u6700\u7ec8\u4e00\u81f4\u6027\u5141\u8bb8\u7cfb\u7edf\u5728\u77ed\u6682\u65f6\u95f4\u5185\u5904\u4e8e\u4e0d\u4e00\u81f4\u72b6\u6001，\u4f46\u901a\u8fc7\u8865\u507f\u673a\u5236\u6700\u7ec8\u8fbe\u5230\u4e00\u81f4，\u662f\u5fae\u670d\u52a1\u6570\u636e\u4e00\u81f4\u6027\u7684\u4e3b\u6d41\u9009\u62e9\u3002<\/p>\n

        7.2 \u5e38\u89c1\u65b9\u6848\u5bf9\u6bd4<\/h4>\n\n\u65b9\u6848\u6838\u5fc3\u601d\u60f3\u9002\u7528\u573a\u666f<\/tr>\n\n\n\n\n\n
        \u672c\u5730\u6d88\u606f\u8868<\/td>\n\u4e1a\u52a1\u4e0e\u6d88\u606f\u540c\u4e8b\u52a1\u843d\u5e93，\u5f02\u6b65\u6295\u9012<\/td>\n\u8ba2\u5355\u3001\u652f\u4ed8\u7b49\u6838\u5fc3\u94fe\u8def<\/td>\n<\/tr>\n
        \u4e8b\u52a1\u6d88\u606f（RocketMQ）<\/td>\n\u534a\u6d88\u606f + \u56de\u67e5\u786e\u8ba4<\/td>\n\u5bf9\u6d88\u606f\u53ef\u9760\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f<\/td>\n<\/tr>\n
        TCC \u8865\u507f<\/td>\nTry-Confirm-Cancel \u4e09\u6bb5\u5f0f<\/td>\n\u8d44\u91d1\u7c7b\u5f3a\u7ea6\u675f\u573a\u666f<\/td>\n<\/tr>\n
        Saga<\/td>\n\u6b63\u5411\u4e8b\u52a1 + \u53cd\u5411\u8865\u507f<\/td>\n\u957f\u6d41\u7a0b\u3001\u8de8\u591a\u670d\u52a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        7.3 \u672c\u5730\u6d88\u606f\u8868\u65b9\u6848\u5b9e\u8df5<\/h4>\n

        @Transactional<\/span>
        \npublic<\/span> void<\/span> createOrderAndSendMessage<\/span>(<\/span>OrderCreateRequest<\/span> request)<\/span> {<\/span>
        \n \/\/ 1. \u5199\u5165\u8ba2\u5355<\/span>
        \n orderMapper.<\/span>insert<\/span>(<\/span>request.<\/span>toEntity<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
        \n \/\/ 2. \u5199\u5165\u672c\u5730\u6d88\u606f\u8868（\u4e0e\u8ba2\u5355\u540c\u4e8b\u52a1）<\/span>
        \n messageMapper.<\/span>insert<\/span>(<\/span>MessageRecord<\/span>.<\/span>builder<\/span>(<\/span>)<\/span>
        \n .<\/span>bizType<\/span>(<\/span>"ORDER_CREATED"<\/span>)<\/span>
        \n .<\/span>payload<\/span>(<\/span>JSON<\/span>.<\/span>toJSONString<\/span>(<\/span>request)<\/span>)<\/span>
        \n .<\/span>status<\/span>(<\/span>0<\/span>)<\/span>
        \n .<\/span>build<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
        \n}<\/span><\/p>\n

        \u5b9a\u65f6\u4efb\u52a1\u626b\u63cf\u672c\u5730\u6d88\u606f\u8868，\u5c06\u672a\u6295\u9012\u6210\u529f\u7684\u6d88\u606f\u53d1\u9001\u5230 MQ，\u6536\u5230\u786e\u8ba4\u540e\u66f4\u65b0\u72b6\u6001：<\/p>\n

        @Scheduled<\/span>(<\/span>fixedDelay =<\/span> 5000<\/span>)<\/span>
        \npublic<\/span> void<\/span> scanAndSend<\/span>(<\/span>)<\/span> {<\/span>
        \n List<\/span><<\/span>MessageRecord<\/span>><\/span><\/span> pending =<\/span> messageMapper.<\/span>selectByStatus<\/span>(<\/span>0<\/span>)<\/span>;<\/span>
        \n for<\/span> (<\/span>MessageRecord<\/span> record :<\/span> pending)<\/span> {<\/span>
        \n boolean<\/span> sent =<\/span> mqTemplate.<\/span>send<\/span>(<\/span>record.<\/span>getTopic<\/span>(<\/span>)<\/span>,<\/span> record.<\/span>getPayload<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
        \n if<\/span> (<\/span>sent)<\/span> {<\/span>
        \n messageMapper.<\/span>updateStatus<\/span>(<\/span>record.<\/span>getId<\/span>(<\/span>)<\/span>,<\/span> 1<\/span>)<\/span>;<\/span>
        \n }<\/span>
        \n }<\/span>
        \n}<\/span><\/p>\n

        7.4 \u6700\u7ec8\u4e00\u81f4\u6027\u8bbe\u8ba1\u8981\u70b9<\/h4>\n
          \n
        • \u6d88\u606f\u4e0e\u4e1a\u52a1\u5fc5\u987b\u540c\u4e8b\u52a1\u843d\u5e93，\u4fdd\u8bc1\u4e0d\u4e22\u6d88\u606f；<\/li>\n
        • \u6d88\u8d39\u7aef\u5fc5\u987b\u5e42\u7b49，\u9632\u6b62\u91cd\u590d\u6d88\u8d39；<\/li>\n
        • \u8bbe\u7f6e\u6d88\u606f\u91cd\u8bd5\u4e0e\u6b7b\u4fe1\u961f\u5217，\u5904\u7406\u957f\u65f6\u95f4\u672a\u6210\u529f\u7684\u6d88\u606f；<\/li>\n
        • \u63d0\u4f9b\u5bf9\u8d26\u4efb\u52a1，\u5b9a\u671f\u6838\u5bf9\u4e1a\u52a1\u6570\u636e\u4e0e\u6d88\u606f\u72b6\u6001\u3002<\/li>\n<\/ul>\n

          8. \u603b\u7ed3<\/h3>\n

          Spring Cloud \u670d\u52a1\u6cbb\u7406\u662f\u4e00\u4e2a\u7cfb\u7edf\u5de5\u7a0b，\u5404\u7ec4\u4ef6\u5404\u53f8\u5176\u804c\u53c8\u76f8\u4e92\u914d\u5408：<\/p>\n

            \n
          • \u6ce8\u518c\u53d1\u73b0\u89e3\u51b3\u670d\u52a1\u52a8\u6001\u5bfb\u5740\u95ee\u9898；<\/li>\n
          • \u914d\u7f6e\u4e2d\u5fc3\u89e3\u51b3\u914d\u7f6e\u96c6\u4e2d\u7ba1\u7406\u4e0e\u52a8\u6001\u5237\u65b0；<\/li>\n
          • \u7f51\u5173\u9650\u6d41\u5b88\u4f4f\u6d41\u91cf\u5165\u53e3；<\/li>\n
          • \u7194\u65ad\u964d\u7ea7\u4fdd\u969c\u6545\u969c\u9694\u79bb\u4e0e\u6838\u5fc3\u94fe\u8def\u53ef\u7528；<\/li>\n
          • \u5e42\u7b49\u4e0e\u91cd\u8bd5\u4fdd\u8bc1\u5206\u5e03\u5f0f\u8c03\u7528\u7684\u6b63\u786e\u6027；<\/li>\n
          • \u6700\u7ec8\u4e00\u81f4\u6027\u5728\u6027\u80fd\u4e0e\u4e00\u81f4\u6027\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\u3002<\/li>\n<\/ul>\n

            \u5efa\u8bae\u521d\u5b66\u8005\u5148\u4ee5 Nacos + Spring Cloud Gateway + Sentinel \u7ec4\u5408\u642d\u5efa\u4e00\u4e2a\u6700\u5c0f\u53ef\u8fd0\u884c\u7684\u670d\u52a1\u6cbb\u7406\u9aa8\u67b6，\u518d\u9010\u6b65\u6df1\u5165\u6bcf\u4e2a\u4e3b\u9898\u7684\u7ec6\u8282\u4e0e\u6e90\u7801\u3002\u6cbb\u7406\u80fd\u529b\u4e0d\u662f\u4e00\u8e74\u800c\u5c31\u7684，\u800c\u662f\u5728\u5b9e\u8df5\u4e2d\u4e0d\u65ad\u6f14\u8fdb\u4e0e\u5b8c\u5584\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

            1. \u5f15\u8a00
            \n\u5fae\u670d\u52a1\u67b6\u6784\u5c06\u5355\u4f53\u5e94\u7528\u62c6\u5206\u4e3a\u591a\u4e2a\u72ec\u7acb\u90e8\u7f72\u7684\u670d\u52a1，\u968f\u4e4b\u800c\u6765\u7684\u662f\u670d\u52a1\u4e4b\u95f4\u7684\u901a\u4fe1\u3001\u534f\u8c03\u4e0e\u6cbb\u7406\u95ee\u9898\u3002Spring Cloud \u4f5c\u4e3a Java \u751f\u6001\u4e2d\u6700\u6210\u719f\u7684\u4e00\u7ad9\u5f0f\u5fae\u670d\u52a1\u89e3\u51b3\u65b9\u6848，\u63d0\u4f9b\u4e86\u4ece\u670d\u52a1\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u7ba1\u7406\u3001\u7f51\u5173\u8def\u7531\u5230\u5bb9\u9519\u6cbb\u7406\u7684\u5b8c\u6574\u80fd\u529b\u3002
            \n\u672c\u6587\u9762\u5411\u6709\u4e00\u5b9a Spring Boot \u57fa\u7840\u3001\u5e0c\u671b\u7cfb\u7edf\u5165\u95e8 Spring Cloud \u670d\u52a1\u6cbb\u7406\u7684\u5f00\u53d1\u8005，\u56f4\u7ed5\u300c\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u4e2d\u5fc3\u3001\u7f51\u5173\u9650\u6d41\u3001\u7194\u65ad\u964d\u7ea7\u3001\u5206\u5e03\u5f0f\u5e42\u7b49\u4e0e\u91cd\u8bd5\u3001\u6700\u7ec8\u4e00\u81f4\u6027\u300d\u516d\u5927\u4e3b\u9898\u5c55\u5f00&<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[12392,101,963,664],"topic":[],"class_list":["post-112607","post","type-post","status-publish","format-standard","hentry","category-server","tag-12392","tag-spring","tag-spring-cloud","tag-664"],"yoast_head":"\nSpring Cloud \u670d\u52a1\u6cbb\u7406\u5165\u95e8\uff1a\u6ce8\u518c\u53d1\u73b0\u3001\u914d\u7f6e\u4e2d\u5fc3\u3001\u7f51\u5173\u9650\u6d41\u3001\u7194\u65ad\u964d\u7ea7\u4e0e\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u65b9\u6848 - 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