{"id":102509,"date":"2026-09-08T23:17:04","date_gmt":"2026-09-08T15:17:04","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/102509.html"},"modified":"2026-09-08T23:17:04","modified_gmt":"2026-09-08T15:17:04","slug":"springcloud-%e9%93%b6%e8%a1%8c%e4%bf%9d%e9%99%a9%e4%b8%9a%e5%8a%a1-%e5%a4%96%e9%83%a8%e8%b0%83%e7%94%a8%e6%8e%a5%e5%8f%a3%e5%b9%82%e7%ad%89%e5%ae%9e%e6%88%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/102509.html","title":{"rendered":"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

\u65b9\u6848\u9009\u578b（\u94f6\u884c\u4fdd\u9669\u751f\u4ea7\u5e38\u7528）<\/p>\n

\u6280\u672f\u6808<\/p>\n

\u5b9e\u6218\u5b8c\u6574\u4ee3\u7801<\/p>\n

1. \u5e42\u7b49\u6570\u636e\u5e93\u8868（\u91d1\u878d\u5fc5\u5b58，\u515c\u5e95）<\/p>\n

2. \u5e42\u7b49\u72b6\u6001\u679a\u4e3e<\/p>\n

3. \u81ea\u5b9a\u4e49\u6ce8\u89e3：@Idempotent \u65b9\u4fbf AOP \u5207\u9762\u5b9e\u73b0\u5e42\u7b49（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1）<\/p>\n

4. AOP \u5207\u9762\u6838\u5fc3\u5b9e\u73b0（\u5e42\u7b49\u6838\u5fc3\u903b\u8f91）<\/p>\n

5. \u573a\u666f\u4e00：\u6211\u65b9\u670d\u52a1 Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u652f\u4ed8\u63a5\u53e3（\u94f6\u884c\u4fdd\u9669\u652f\u4ed8）<\/p>\n

6. \u573a\u666f\u4e8c：\u94f6\u884c\u5f02\u6b65\u56de\u8c03\u6211\u65b9\u4fdd\u9669\u63a5\u53e3（\u94f6\u884c\u56de\u8c03 Controller）<\/p>\n

7. \u573a\u666f\u4e09：RocketMQ \u6d88\u8d39\u4fdd\u9669\u6295\u4fdd\u6d88\u606f（\u9632\u6b62 MQ \u91cd\u590d\u6d88\u8d39）<\/p>\n

8. \u5173\u952e\u91d1\u878d\u5751\u70b9（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1\u91cd\u70b9）<\/p>\n

\u5751 1：\u8c03\u7528\u5916\u90e8\u94f6\u884c\u63a5\u53e3\u6210\u529f，\u672c\u5730\u670d\u52a1\u5b95\u673a<\/p>\n

\u5751 2：\u94f6\u884c\u63a5\u53e3\u662f\u7ed3\u679c\u672a\u77e5（\u7f51\u7edc\u8d85\u65f6）<\/p>\n

\u5751 3：\u5e42\u7b49 key \u4e0d\u8981\u7528 requestId，\u7f51\u5173\u91cd\u8bd5 requestId \u4f1a\u53d8<\/p>\n

\u5751 4：\u9501\u65f6\u95f4\u4e0d\u80fd\u592a\u77ed，\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u6709\u65f6\u5019\u6162，\u51e0\u5341\u79d2\u624d\u8fd4\u56de<\/p>\n

\u5751 5：\u5931\u8d25\u72b6\u6001\u8981\u5141\u8bb8\u91cd\u8bd5<\/p>\n

9. \u914d\u5957：\u5b9a\u65f6\u4efb\u52a1\u8865\u507f（\u91d1\u878d\u751f\u4ea7\u5fc5\u5907）<\/p>\n

10. \u5176\u4ed6\u8865\u5145<\/p>\n

\u6574\u4f53\u6d41\u7a0b\u603b\u7ed3<\/p>\n

\n

\u4e1a\u52a1\u80cc\u666f：\u94f6\u884c\u4fdd\u9669\u573a\u666f，\u8c03\u7528\u94f6\u884c\u5916\u90e8\u652f\u4ed8 \/ \u5bf9\u8d26 \/ \u6295\u4fdd\u56de\u6267\u63a5\u53e3，\u7f51\u7edc\u6296\u52a8\u3001\u91cd\u8bd5\u3001MQ \u91cd\u590d\u6d88\u8d39\u3001\u524d\u7aef\u91cd\u590d\u63d0\u4ea4，\u4f1a\u5bfc\u81f4：\u91cd\u590d\u6263\u6b3e\u3001\u91cd\u590d\u6295\u4fdd\u3001\u91cd\u590d\u751f\u6210\u4fdd\u5355\u3001\u91cd\u590d\u5bf9\u8d26\u3002 \u6838\u5fc3\u75db\u70b9：\u5916\u90e8\u94f6\u884c\u63a5\u53e3\u4e0d\u4fdd\u8bc1\u53ea\u56de\u8c03\u4e00\u6b21；\u6211\u65b9\u670d\u52a1\u91cd\u8bd5；\u7f51\u5173\u91cd\u8bd5；MQ \u91cd\u590d\u6295\u9012\u3002 \u5e42\u7b49\u76ee\u6807：\u540c\u4e00\u4e2a\u4e1a\u52a1\u8bf7\u6c42，\u65e0\u8bba\u8c03\u7528 N \u6b21，\u4e1a\u52a1\u7ed3\u679c\u53ea\u751f\u6548\u4e00\u6b21，\u8fd4\u56de\u76f8\u540c\u54cd\u5e94\u3002<\/p>\n

\u65b9\u6848\u9009\u578b（\u94f6\u884c\u4fdd\u9669\u751f\u4ea7\u5e38\u7528）<\/h3>\n\n\u65b9\u6848\u9002\u7528\u573a\u666f\u94f6\u884c\u4fdd\u9669\u662f\u5426\u63a8\u8350<\/tr>\n\n\n\n\n\n\n
\u6570\u636e\u5e93\u552f\u4e00\u7d22\u5f15<\/td>\n\u65b0\u589e\u7c7b（\u4fdd\u5355\u3001\u6d41\u6c34）<\/td>\n\u2705 \u57fa\u7840\u515c\u5e95<\/td>\n<\/tr>\n
Token \u4ee4\u724c\u673a\u5236<\/td>\n\u524d\u7aef\u63d0\u4ea4\u3001\u7f51\u5173\u5165\u53e3<\/td>\n\u2705 \u6295\u4fdd\u63d0\u4ea4<\/td>\n<\/tr>\n
\u4e1a\u52a1\u552f\u4e00\u952e + Redis \u5e42\u7b49\u9501（\u91cd\u70b9\u5b9e\u6218）<\/td>\n\u8c03\u7528\u5916\u90e8\u94f6\u884c\u63a5\u53e3\u3001MQ \u6d88\u8d39\u3001\u56de\u8c03\u63a5\u53e3<\/td>\n\u2b50\u2b50\u2b50\u2b50\u2b50 \u672c\u6848\u4f8b\u4e3b\u65b9\u6848<\/td>\n<\/tr>\n
\u72b6\u6001\u673a\u6d41\u8f6c<\/td>\n\u8ba2\u5355 \/ \u4fdd\u5355\u72b6\u6001\u53d8\u66f4<\/td>\n\u2705 \u4fdd\u5355\u72b6\u6001\u6d41\u8f6c\u6821\u9a8c<\/td>\n<\/tr>\n
\u6570\u636e\u5e93\u4e50\u89c2\u9501<\/td>\n\u66f4\u65b0\u64cd\u4f5c<\/td>\n\u2705 \u4fdd\u5355\u66f4\u65b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u573a\u666f：\u6211\u65b9\u4e3b\u52a8\u8c03\u7528\u94f6\u884c\u63a5\u53e3；\u94f6\u884c\u5f02\u6b65\u56de\u8c03\u6211\u65b9\u63a5\u53e3\u3002\u4e24\u5957\u90fd\u8981\u505a\u5e42\u7b49\u3002 \u5e42\u7b49 Key：\u4e1a\u52a1\u5168\u5c40\u552f\u4e00\u6807\u8bc6，\u4e0d\u80fd\u7528 requestId（\u7f51\u5173\u4f1a\u53d8），\u8981\u7528\u4e1a\u52a1\u53f7：\u6295\u4fdd\u5355\u53f7policyNo\u3001\u4ea4\u6613\u6d41\u6c34\u53f7tradeNo\u3002<\/p>\n

\u5e42\u7b49\u6838\u5fc3\u903b\u8f91<\/p>\n

  • \u8bf7\u6c42\u8fdb\u6765，\u62ff\u5230\u4e1a\u52a1\u552f\u4e00\u7f16\u53f7 tradeNo\/policyNo<\/li>\n
  • \u5148\u67e5\u5e42\u7b49\u8bb0\u5f55：\n
      \n
    • \u5982\u679c\u5df2\u5904\u7406\u5b8c\u6210：\u76f4\u63a5\u8fd4\u56de\u5386\u53f2\u7ed3\u679c，\u4e0d\u518d\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3<\/li>\n
    • \u5982\u679c\u5904\u7406\u4e2d：\u8fd4\u56de\u5904\u7406\u4e2d，\u62d2\u7edd\u91cd\u590d\u6267\u884c\u4e1a\u52a1<\/li>\n
    • \u5982\u679c\u4e0d\u5b58\u5728：\u62a2\u5360\u5e42\u7b49\u6807\u8bb0，\u6267\u884c\u4e1a\u52a1（\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3）<\/li>\n<\/ul>\n<\/li>\n
    • \u4e1a\u52a1\u6210\u529f：\u6807\u8bb0\u5e42\u7b49\u4e3a\u5b8c\u6210，\u7f13\u5b58\u8fd4\u56de\u7ed3\u679c<\/li>\n
    • \u4e1a\u52a1\u5931\u8d25：\u5220\u9664 \/ \u7f6e\u4e3a\u5931\u8d25，\u5141\u8bb8\u540e\u7eed\u91cd\u8bd5<\/li>\n

      \u26a0\ufe0f\u91cd\u70b9：\u8c03\u7528\u7b2c\u4e09\u65b9\u94f6\u884c\u63a5\u53e3\u4e00\u5b9a\u8981\u9632\u56de\u6eda\u6f0f\u6d1e：\u62a2\u5360\u4e86\u5e42\u7b49\u6807\u8bb0，\u4f46\u662f\u8c03\u7528\u94f6\u884c\u63a5\u53e3\u6210\u529f，\u672c\u5730\u670d\u52a1\u5b95\u673a，\u4e0d\u80fd\u628a\u5e42\u7b49 key \u5220\u6389，\u5426\u5219\u91cd\u542f\u540e\u53c8\u4f1a\u91cd\u590d\u8c03\u7528\u94f6\u884c\u3002<\/p>\n

      \u6280\u672f\u6808<\/h3>\n
        \n
      • SpringCloud Alibaba(Nacos)<\/li>\n
      • SpringBoot 2.7.x<\/li>\n
      • RedisTemplate \/ Redisson（\u63a8\u8350 Redisson \u5206\u5e03\u5f0f\u9501，\u907f\u514d redis \u8d85\u65f6\u95ee\u9898）<\/li>\n
      • Mysql \u5e42\u7b49\u8bb0\u5f55\u8868<\/li>\n
      • Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3<\/li>\n
      • MQ (RocketMQ) \u4fdd\u9669\u6295\u4fdd\u6d88\u606f\u6d88\u8d39<\/li>\n<\/ul>\n

        \u751f\u4ea7\u5efa\u8bae：Redis \u505a\u5feb\u901f\u62e6\u622a，Mysql \u5e42\u7b49\u8868\u505a\u6301\u4e45\u515c\u5e95，\u9632\u6b62 Redis \u5b95\u673a\u4e22\u5931\u5e42\u7b49\u6570\u636e\u3002\u53cc\u4fdd\u9669，\u91d1\u878d\u4e1a\u52a1\u4e0d\u80fd\u53ea\u4f9d\u8d56 Redis\u3002<\/p>\n

        \n

        \u5b9e\u6218\u5b8c\u6574\u4ee3\u7801<\/h2>\n

        1. \u5e42\u7b49\u6570\u636e\u5e93\u8868（\u91d1\u878d\u5fc5\u5b58，\u515c\u5e95）<\/h3>\n

        sql<\/p>\n

        CREATE TABLE `biz_idempotent_record` (
        \n `id` bigint NOT NULL AUTO_INCREMENT COMMENT '\u4e3b\u952e',
        \n `biz_type` varchar(32) NOT NULL COMMENT '\u4e1a\u52a1\u7c7b\u578b：BANK_PAY\u94f6\u884c\u652f\u4ed8\u3001INSURE_APPLY\u6295\u4fdd\u7533\u8bf7\u3001BANK_CALLBACK\u94f6\u884c\u56de\u8c03',
        \n `biz_no` varchar(64) NOT NULL COMMENT '\u4e1a\u52a1\u552f\u4e00\u53f7：\u4ea4\u6613\u6d41\u6c34\/\u6295\u4fdd\u5355\u53f7，\u5e42\u7b49key',
        \n `status` tinyint NOT NULL COMMENT '0\u5904\u7406\u4e2d 1\u5904\u7406\u6210\u529f 2\u5904\u7406\u5931\u8d25',
        \n `response_data` text COMMENT '\u5916\u90e8\u63a5\u53e3\u8fd4\u56de\u7ed3\u679c，\u91cd\u590d\u8bf7\u6c42\u76f4\u63a5\u8fd4\u56de\u8be5\u6570\u636e',
        \n `remark` varchar(512) DEFAULT NULL COMMENT '\u5907\u6ce8',
        \n `create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
        \n `update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
        \n PRIMARY KEY (`id`),
        \n UNIQUE KEY `uk_biztype_bizno` (`biz_type`,`biz_no`) COMMENT '\u552f\u4e00\u7d22\u5f15，\u6570\u636e\u5e93\u515c\u5e95\u5e42\u7b49，\u9632\u6b62\u91cd\u590d\u63d2\u5165'
        \n) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='\u4e1a\u52a1\u5e42\u7b49\u8bb0\u5f55\u8868';<\/p>\n

        2. \u5e42\u7b49\u72b6\u6001\u679a\u4e3e<\/h3>\n

        java<\/p>\n

        public enum IdempotentStatusEnum {
        \n PROCESSING(0, "\u5904\u7406\u4e2d"),
        \n SUCCESS(1, "\u5904\u7406\u6210\u529f"),
        \n FAIL(2, "\u5904\u7406\u5931\u8d25");<\/p>\n

        private final int code;
        \n private final String desc;
        \n \/\/\u6784\u9020 getter
        \n}<\/p>\n

        3. \u81ea\u5b9a\u4e49\u6ce8\u89e3：@Idempotent \u65b9\u4fbf AOP \u5207\u9762\u5b9e\u73b0\u5e42\u7b49（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1）<\/h3>\n

        \u6ce8\u89e3\u4f5c\u7528：\u52a0\u5728 Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u65b9\u6cd5\u3001Controller \u56de\u8c03\u63a5\u53e3\u3001MQ \u6d88\u8d39\u65b9\u6cd5\u4e0a\u3002<\/p>\n

        java<\/p>\n

        @Target({ElementType.METHOD})
        \n@Retention(RetentionPolicy.RUNTIME)
        \npublic @interface Idempotent {<\/p>\n

        \/**
        \n * \u4e1a\u52a1\u7c7b\u578b \u5bf9\u5e94biz_idempotent_record biz_type
        \n *\/
        \n String bizType();<\/p>\n

        \/**
        \n * SPEL\u8868\u8fbe\u5f0f，\u83b7\u53d6\u4e1a\u52a1\u552f\u4e00\u7f16\u53f7bizNo
        \n * \u4f8b\u5982 "#tradeNo" "#policyApplyDTO.policyNo" "#param.tradeNo"
        \n *\/
        \n String bizNoSpel();<\/p>\n

        \/**
        \n * \u5e42\u7b49\u9501\u8fc7\u671f\u65f6\u95f4 \u79d2，\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u6700\u5927\u8d85\u65f6\u65f6\u95f4，\u6bd4\u5982300s，\u9632\u6b62\u6b7b\u9501
        \n *\/
        \n long lockExpireSeconds() default 300;<\/p>\n

        \/**
        \n * \u662f\u5426\u9700\u8981\u5b58\u50a8\u8fd4\u56de\u7ed3\u679c，\u91cd\u590d\u8bf7\u6c42\u76f4\u63a5\u8fd4\u56de\u65e7\u7ed3\u679c
        \n *\/
        \n boolean saveResponse() default true;
        \n}<\/p>\n

        4. AOP \u5207\u9762\u6838\u5fc3\u5b9e\u73b0（\u5e42\u7b49\u6838\u5fc3\u903b\u8f91）<\/h3>\n

        \u4f7f\u7528 Redisson RLock \u5206\u5e03\u5f0f\u9501，\u89e3\u51b3 Redis \u5355\u70b9\u3001\u9501\u7eed\u671f\u95ee\u9898，\u91d1\u878d\u73af\u5883\u4f18\u5148 Redisson，\u4e0d\u8981\u624b\u5199 setnx\u3002 \u6d41\u7a0b：\u89e3\u6790 spel \u62ff\u5230 bizNo \u2192 \u5c1d\u8bd5\u83b7\u53d6\u5206\u5e03\u5f0f\u9501 \u2192 \u67e5\u8be2\u5e42\u7b49\u8bb0\u5f55\u8868<\/p>\n

      • status = \u6210\u529f：\u76f4\u63a5\u8fd4\u56de\u5386\u53f2 response，\u4e0d\u6267\u884c\u539f\u65b9\u6cd5（\u4e0d\u518d\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3）<\/li>\n
      • status = \u5904\u7406\u4e2d：\u629b\u51fa\u91cd\u590d\u8bf7\u6c42\u5f02\u5e38<\/li>\n
      • status = \u5931\u8d25 \/ \u65e0\u8bb0\u5f55：\u6267\u884c\u4e1a\u52a1\u903b\u8f91（\u8c03\u7528\u94f6\u884c Feign \u63a5\u53e3）<\/li>\n
      • \u6267\u884c\u6210\u529f：\u4fdd\u5b58\u5e42\u7b49\u8bb0\u5f55\u72b6\u6001\u6210\u529f，\u5b58\u50a8\u5916\u90e8\u94f6\u884c\u8fd4\u56de\u62a5\u6587<\/li>\n
      • \u6267\u884c\u5f02\u5e38：\u66f4\u65b0\u72b6\u6001\u4e3a\u5931\u8d25；\u26a0\ufe0f\u5982\u679c\u7b2c\u4e09\u65b9\u94f6\u884c\u5df2\u7ecf\u6267\u884c\u6210\u529f\u672c\u5730\u5b95\u673a，\u8fd9\u91cc\u4e0d\u80fd\u5220\u9664\u5e42\u7b49\u8bb0\u5f55！<\/li>\n

        java<\/p>\n

        @Aspect
        \n@Component
        \n@Slf4j
        \npublic class IdempotentAspect {<\/p>\n

        @Autowired
        \n private RedissonClient redissonClient;
        \n @Autowired
        \n private BizIdempotentRecordMapper idempotentRecordMapper;
        \n @Autowired
        \n private SpelExpressionParser spelExpressionParser;<\/p>\n

        private static final String LOCK_PREFIX = "idempotent:lock:";<\/p>\n

        @Around("@annotation(idempotentAnno)")
        \n public Object around(ProceedingJoinPoint joinPoint, Idempotent idempotentAnno) throws Throwable {
        \n String bizType = idempotentAnno.bizType();
        \n String bizNoSpel = idempotentAnno.bizNoSpel();
        \n long lockExpire = idempotentAnno.lockExpireSeconds();
        \n boolean saveResp = idempotentAnno.saveResponse();<\/p>\n

        \/\/1 SPEL\u89e3\u6790\u83b7\u53d6\u4e1a\u52a1\u552f\u4e00\u53f7 bizNo
        \n Object[] args = joinPoint.getArgs();
        \n EvaluationContext context = new StandardEvaluationContext();
        \n for (int i = 0; i < args.length; i++) {
        \n context.setVariable("param" + i, args[i]);
        \n }
        \n \/\/\u517c\u5bb9\u76f4\u63a5\u5199 #tradeNo
        \n Expression expression = spelExpressionParser.parseExpression(bizNoSpel);
        \n String bizNo = expression.getValue(context, String.class);
        \n if(StringUtils.isBlank(bizNo)){
        \n throw new RuntimeException("\u4e1a\u52a1\u552f\u4e00\u7f16\u53f7bizNo\u4e0d\u80fd\u4e3a\u7a7a，\u65e0\u6cd5\u505a\u5e42\u7b49");
        \n }<\/p>\n

        String lockKey = LOCK_PREFIX + bizType + ":" + bizNo;
        \n RLock rLock = redissonClient.getLock(lockKey);<\/p>\n

        \/\/2 \u83b7\u53d6\u5206\u5e03\u5f0f\u9501
        \n boolean lockOk = rLock.tryLock(0, lockExpire, TimeUnit.SECONDS);
        \n if(!lockOk){
        \n log.warn("\u5e42\u7b49\u83b7\u53d6\u9501\u5931\u8d25，\u91cd\u590d\u8bf7\u6c42 bizType:{},bizNo:{}",bizType,bizNo);
        \n throw new RuntimeException("\u8bf7\u6c42\u6b63\u5728\u5904\u7406\u4e2d，\u8bf7\u52ff\u91cd\u590d\u63d0\u4ea4");
        \n }
        \n try {
        \n \/\/3 \u67e5\u8be2\u6570\u636e\u5e93\u5e42\u7b49\u8bb0\u5f55\u515c\u5e95
        \n BizIdempotentRecord record = idempotentRecordMapper.selectByBiz(bizType, bizNo);
        \n if(record != null){
        \n if(IdempotentStatusEnum.SUCCESS.getCode() == record.getStatus()){
        \n \/\/\u5df2\u7ecf\u5904\u7406\u5b8c\u6210！\u76f4\u63a5\u8fd4\u56de\u5386\u53f2\u5b58\u50a8\u7684\u7ed3\u679c，\u4e0d\u518d\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3！！\u5e42\u7b49\u6838\u5fc3
        \n log.info("\u5e42\u7b49\u547d\u4e2d，\u76f4\u63a5\u8fd4\u56de\u5386\u53f2\u7ed3\u679c bizType:{},bizNo:{}",bizType,bizNo);
        \n if(saveResp){
        \n \/\/json\u53cd\u5e8f\u5217\u5316\u8fd4\u56de\u5bf9\u8c61；\u5982\u679c\u662fcontroller\u53ef\u4ee5\u8fd4\u56dejson
        \n return JSON.parse(record.getResponseData());
        \n }else {
        \n return null;
        \n }
        \n }
        \n if(IdempotentStatusEnum.PROCESSING.getCode() == record.getStatus()){
        \n throw new RuntimeException("\u4e1a\u52a1\u5904\u7406\u4e2d，\u7981\u6b62\u91cd\u590d\u8c03\u7528\u94f6\u884c\u63a5\u53e3");
        \n }
        \n \/\/status=FAIL，\u5141\u8bb8\u91cd\u8bd5，\u5f80\u4e0b\u8d70\u6267\u884c\u4e1a\u52a1
        \n }else{
        \n \/\/\u65e0\u8bb0\u5f55，\u63d2\u5165\u5e42\u7b49\u8bb0\u5f55 \u72b6\u6001=\u5904\u7406\u4e2d
        \n BizIdempotentRecord insert = new BizIdempotentRecord();
        \n insert.setBizType(bizType);
        \n insert.setBizNo(bizNo);
        \n insert.setStatus(IdempotentStatusEnum.PROCESSING.getCode());
        \n insert.setResponseData(null);
        \n try {
        \n idempotentRecordMapper.insert(insert);
        \n }catch (DuplicateKeyException e){
        \n \/\/\u552f\u4e00\u7d22\u5f15\u51b2\u7a81，\u5e76\u53d1\u573a\u666f\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u63d2\u5165\u6210\u529f，\u89c6\u4e3a\u91cd\u590d\u8bf7\u6c42
        \n throw new RuntimeException("\u5e76\u53d1\u91cd\u590d\u8bf7\u6c42");
        \n }
        \n }<\/p>\n

        \/\/ ============ \u6267\u884c\u4e1a\u52a1\u903b\u8f91：\u8c03\u7528\u94f6\u884c\u5916\u90e8Feign\u63a5\u53e3 ============
        \n Object result = joinPoint.proceed();<\/p>\n

        \/\/\u4e1a\u52a1\u6267\u884c\u6210\u529f，\u66f4\u65b0\u5e42\u7b49\u8bb0\u5f55\u4e3a\u6210\u529f，\u4fdd\u5b58\u7b2c\u4e09\u65b9\u8fd4\u56de\u62a5\u6587
        \n BizIdempotentRecord update = new BizIdempotentRecord();
        \n update.setBizType(bizType);
        \n update.setBizNo(bizNo);
        \n update.setStatus(IdempotentStatusEnum.SUCCESS.getCode());
        \n if(saveResp){
        \n update.setResponseData(JSON.toJSONString(result));
        \n }
        \n idempotentRecordMapper.updateByBiz(update);<\/p>\n

        return result;
        \n }catch (Throwable e){
        \n log.error("\u5e42\u7b49\u6267\u884c\u4e1a\u52a1\u5f02\u5e38 bizType:{},bizNo:{}",bizType,bizNo,e);
        \n \/\/\u26a0\ufe0f\u91d1\u878d\u573a\u666f\u5173\u952e\u70b9：\u8fd9\u91cc\u4e0d\u80fd\u5220\u9664\u5e42\u7b49\u8bb0\u5f55！
        \n \/\/\u5982\u679c\u8c03\u7528\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u5df2\u7ecf\u6263\u6b3e\u6210\u529f，\u6211\u65b9\u672c\u5730\u629b\u51fa\u5f02\u5e38，\u5220\u9664\u5e42\u7b49key\u4f1a\u5bfc\u81f4\u91cd\u542f\u540e\u518d\u6b21\u6263\u6b3e！
        \n \/\/\u53ea\u66f4\u65b0\u72b6\u6001\u4e3a\u5931\u8d25，\u4eba\u5de5\/\u5b9a\u65f6\u4efb\u52a1\u6839\u636ebizNo\u5224\u65ad\u662f\u5426\u91cd\u8bd5\u94f6\u884c\u63a5\u53e3
        \n BizIdempotentRecord failRecord = new BizIdempotentRecord();
        \n failRecord.setBizType(bizType);
        \n failRecord.setBizNo(bizNo);
        \n failRecord.setStatus(IdempotentStatusEnum.FAIL.getCode());
        \n idempotentRecordMapper.updateByBiz(failRecord);
        \n throw e;
        \n }finally {
        \n if(rLock.isHeldByCurrentThread()){
        \n rLock.unlock();
        \n }
        \n }
        \n }
        \n}<\/p>\n

        Mapper \u7b80\u5355\u793a\u4f8b<\/p>\n

        java<\/p>\n

        public interface BizIdempotentRecordMapper{
        \n BizIdempotentRecord selectByBiz(@Param("bizType") String bizType,@Param("bizNo")String bizNo);
        \n int insert(BizIdempotentRecord record);
        \n int updateByBiz(BizIdempotentRecord record);
        \n}<\/p>\n

        5. \u573a\u666f\u4e00：\u6211\u65b9\u670d\u52a1 Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u652f\u4ed8\u63a5\u53e3（\u94f6\u884c\u4fdd\u9669\u652f\u4ed8）<\/h3>\n

        java<\/p>\n

        @Service
        \n@Slf4j
        \npublic class BankInsurancePayService {<\/p>\n

        @Autowired
        \n private BankOuterFeignClient bankOuterFeignClient;<\/p>\n

        \/**
        \n * \u8c03\u7528\u94f6\u884c\u5916\u90e8\u6263\u6b3e\u63a5\u53e3
        \n * bizNo：\u94f6\u884c\u4ea4\u6613\u6d41\u6c34\u53f7，\u5168\u5c40\u552f\u4e00
        \n *\/
        \n @Idempotent(bizType = "BANK_PAY", bizNoSpel = "#tradeNo", lockExpireSeconds = 300)
        \n public BankPayResp bankPay(String tradeNo, Long amount){
        \n log.info("\u5f00\u59cb\u8c03\u7528\u94f6\u884c\u5916\u90e8\u6263\u6b3e\u63a5\u53e3 tradeNo={}",tradeNo);
        \n BankPayReq req = new BankPayReq();
        \n req.setTradeNo(tradeNo);
        \n req.setAmount(amount);
        \n \/\/feign\u8c03\u7528\u94f6\u884c\u5916\u90e8http\u63a5\u53e3
        \n BankPayResp resp = bankOuterFeignClient.pay(req);
        \n log.info("\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u8fd4\u56de resp={}",resp);
        \n return resp;
        \n }
        \n}<\/p>\n

        \u6548\u679c：<\/p>\n

          \n
        • \u7b2c\u4e00\u6b21\u8c03\u7528：\u63d2\u5165\u5e42\u7b49\u8bb0\u5f55 processing \u2192 \u8c03\u7528\u94f6\u884c\u63a5\u53e3\u6210\u529f \u2192 \u66f4\u65b0\u4e3a SUCCESS，\u5b58\u8fd4\u56de\u62a5\u6587<\/li>\n
        • \u7f51\u7edc\u91cd\u8bd5\u518d\u6b21\u8c03\u7528\u540c\u4e00\u4e2a tradeNo：AOP \u76f4\u63a5\u8bfb\u53d6\u6570\u636e\u5e93 responseData \u8fd4\u56de，Feign \u4e0d\u4f1a\u53d1\u8d77\u7b2c\u4e8c\u6b21 http \u8bf7\u6c42\u5230\u94f6\u884c，\u907f\u514d\u91cd\u590d\u6263\u6b3e！<\/li>\n<\/ul>\n

          6. \u573a\u666f\u4e8c：\u94f6\u884c\u5f02\u6b65\u56de\u8c03\u6211\u65b9\u4fdd\u9669\u63a5\u53e3（\u94f6\u884c\u56de\u8c03 Controller）<\/h3>\n

          \u94f6\u884c\u4f1a\u91cd\u590d\u56de\u8c03\u4fdd\u9669\u6295\u4fdd\u7ed3\u679c\u63a5\u53e3，\u5fc5\u987b\u5e42\u7b49，\u9632\u6b62\u91cd\u590d\u751f\u6210\u4fdd\u5355\u3002<\/p>\n

          java<\/p>\n

          @RestController
          \n@RequestMapping("\/bank\/callback")
          \npublic class BankCallbackController {<\/p>\n

          @Autowired
          \n private InsureService insureService;<\/p>\n

          \/**
          \n * \u94f6\u884c\u6295\u4fdd\u7ed3\u679c\u56de\u8c03，bankTradeNo\u94f6\u884c\u4fa7\u4ea4\u6613\u53f7\u4f5c\u4e3a\u5e42\u7b49key
          \n *\/
          \n @PostMapping("\/insure")
          \n @Idempotent(bizType = "BANK_CALLBACK", bizNoSpel = "#callbackDTO.bankTradeNo",lockExpireSeconds=600)
          \n public R<?> insureCallback(@RequestBody BankCallbackDTO callbackDTO){
          \n \/\/\u6267\u884c\u4e1a\u52a1：\u751f\u6210\u4fdd\u5355\u3001\u66f4\u65b0\u6295\u4fdd\u72b6\u6001
          \n return insureService.handleBankCallback(callbackDTO);
          \n }
          \n}<\/p>\n

          7. \u573a\u666f\u4e09：RocketMQ \u6d88\u8d39\u4fdd\u9669\u6295\u4fdd\u6d88\u606f（\u9632\u6b62 MQ \u91cd\u590d\u6d88\u8d39）<\/h3>\n

          RocketMQ \u81f3\u5c11\u4e00\u6b21\u6295\u9012，\u5fc5\u7136\u91cd\u590d\u6d88\u606f，\u4e1a\u52a1\u4e0d\u80fd\u91cd\u590d\u6295\u4fdd\u3002<\/p>\n

          java<\/p>\n

          @Component
          \n@RocketMQMessageListener(topic = "INSURE_TOPIC", consumerGroup = "insure-consumer-group")
          \npublic class InsureMQConsumer implements RocketMQListener<InsureMessage> {<\/p>\n

          @Autowired
          \n private InsureService insureService;<\/p>\n

          @Override
          \n @Idempotent(bizType = "INSURE_APPLY", bizNoSpel = "#message.policyNo",lockExpireSeconds=600)
          \n public void onMessage(InsureMessage message) {
          \n \/\/\u6295\u4fdd\u4e1a\u52a1\u903b\u8f91，\u751f\u6210\u4fdd\u5355
          \n insureService.doInsure(message);
          \n }
          \n}<\/p>\n

          8. \u5173\u952e\u91d1\u878d\u5751\u70b9（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1\u91cd\u70b9）<\/h3>\n

          \u5751 1：\u8c03\u7528\u5916\u90e8\u94f6\u884c\u63a5\u53e3\u6210\u529f，\u672c\u5730\u670d\u52a1\u5b95\u673a<\/h4>\n

          \u9519\u8bef\u505a\u6cd5：redis \u6210\u529f\u624d\u6267\u884c\u4e1a\u52a1，redis \u5220\u9664 key\u3002\u5b95\u673a key \u4e22\u5931，\u91cd\u8bd5\u518d\u6b21\u8c03\u7528\u94f6\u884c，\u91cd\u590d\u6263\u6b3e\u3002 \u2705\u672c\u65b9\u6848：\u5148\u843d mysql \u5e42\u7b49\u8bb0\u5f55\u72b6\u6001 processing，\u5373\u4f7f Redis \u5168\u6302，Mysql \u552f\u4e00\u7d22\u5f15 + \u8bb0\u5f55\u4f9d\u7136\u62e6\u622a\u91cd\u590d\u8bf7\u6c42\u3002Redis \u9501\u505a\u5e76\u53d1\u63a7\u5236，Mysql \u505a\u6301\u4e45\u5316\u515c\u5e95\u3002<\/p>\n

          \u5751 2：\u94f6\u884c\u63a5\u53e3\u662f\u7ed3\u679c\u672a\u77e5（\u7f51\u7edc\u8d85\u65f6）<\/h4>\n

          \u6211\u65b9\u8c03\u7528\u94f6\u884c\u8d85\u65f6，\u4e0d\u77e5\u9053\u94f6\u884c\u6709\u6ca1\u6709\u6263\u6b3e\u3002<\/p>\n

          \u4e0d\u80fd\u76f4\u63a5\u6807\u8bb0 SUCCESS！\u4e1a\u52a1\u5c42\u9700\u8981\u989d\u5916\u505a\u94f6\u884c\u67e5\u8be2\u63a5\u53e3\u8f6e\u8be2\u5bf9\u8d26，\u6839\u636e\u94f6\u884c\u67e5\u8be2\u7ed3\u679c\u66f4\u65b0\u5e42\u7b49\u8868\u72b6\u6001\u3002 \u5b9a\u65f6\u4efb\u52a1：\u626b\u63cf\u5e42\u7b49\u8868 status=processing \u8d85\u8fc7 5 \u5206\u949f\u7684\u6570\u636e，\u8c03\u7528\u94f6\u884c\u67e5\u8be2\u63a5\u53e3\u6838\u5bf9\u771f\u5b9e\u72b6\u6001\u3002<\/p>\n

          \u5751 3：\u5e42\u7b49 key \u4e0d\u8981\u7528 requestId，\u7f51\u5173\u91cd\u8bd5 requestId \u4f1a\u53d8<\/h4>\n

          \u5e42\u7b49 key \u5fc5\u987b\u662f\u4e1a\u52a1\u4fa7\u771f\u5b9e\u552f\u4e00\u7f16\u53f7：tradeNo policyNo bankTradeNo\u3002<\/p>\n

          \u5751 4：\u9501\u65f6\u95f4\u4e0d\u80fd\u592a\u77ed，\u94f6\u884c\u5916\u90e8\u63a5\u53e3\u6709\u65f6\u5019\u6162，\u51e0\u5341\u79d2\u624d\u8fd4\u56de<\/h4>\n

          lockExpireSeconds \u8bbe\u7f6e\u5927\u4e8e\u7b2c\u4e09\u65b9\u63a5\u53e3\u6700\u5927\u8d85\u65f6\u65f6\u95f4，Redisson \u81ea\u52a8\u770b\u95e8\u72d7\u7eed\u671f\u3002<\/p>\n

          \u5751 5：\u5931\u8d25\u72b6\u6001\u8981\u5141\u8bb8\u91cd\u8bd5<\/h4>\n

          status=FAIL，\u5e42\u7b49\u5207\u9762\u5141\u8bb8\u4e1a\u52a1\u91cd\u65b0\u6267\u884c；status=SUCCESS \u6c38\u8fdc\u62e6\u622a\u3002<\/p>\n

          9. \u914d\u5957：\u5b9a\u65f6\u4efb\u52a1\u8865\u507f（\u91d1\u878d\u751f\u4ea7\u5fc5\u5907）<\/h3>\n

          \u626b\u63cfbiz_idempotent_record\u8868，\u5904\u7406\u957f\u65f6\u95f4\u5904\u4e8ePROCESSING\u7684\u6570\u636e，\u4e3b\u52a8\u8c03\u7528\u94f6\u884c\u67e5\u8be2\u63a5\u53e3\u6838\u5bf9\u771f\u5b9e\u4ea4\u6613\u72b6\u6001，\u4fee\u6b63\u5e42\u7b49\u8bb0\u5f55\u3002<\/p>\n

          java<\/p>\n

          @Component
          \n@EnableScheduling
          \npublic class IdempotentCompensateTask {<\/p>\n

          @Scheduled(fixedRate = 60000)
          \n public void compensate(){
          \n \/\/\u67e5\u8be2\u5904\u7406\u4e2d\u8d85\u8fc75\u5206\u949f\u8bb0\u5f55
          \n List<BizIdempotentRecord> list = idempotentRecordMapper.selectProcessingTimeout();
          \n for(BizIdempotentRecord record : list){
          \n \/\/\u8c03\u7528\u94f6\u884c\u67e5\u8be2\u63a5\u53e3，\u67e5\u8be2\u8be5tradeNo\u771f\u5b9e\u72b6\u6001
          \n BankQueryResp resp = bankOuterFeignClient.queryTrade(record.getBizNo());
          \n if(resp.isTradeSuccess()){
          \n \/\/\u94f6\u884c\u4fa7\u5df2\u7ecf\u6210\u529f，\u66f4\u65b0\u5e42\u7b49\u8bb0\u5f55\u4e3a\u6210\u529f，\u6267\u884c\u8865\u4e1a\u52a1\u903b\u8f91
          \n }else if(resp.isTradeFail()){
          \n record.setStatus(IdempotentStatusEnum.FAIL.getCode());
          \n idempotentRecordMapper.updateByBiz(record);
          \n }else{
          \n \/\/\u94f6\u884c\u5904\u7406\u4e2d，\u8df3\u8fc7，\u4e0b\u6b21\u5b9a\u65f6\u518d\u626b
          \n }
          \n }
          \n }
          \n}<\/p>\n

          10. \u5176\u4ed6\u8865\u5145<\/h3>\n
        • \u524d\u7aef\u63d0\u4ea4\u6295\u4fdd：\u642d\u914d Token \u5e42\u7b49，\u9632\u6b62\u524d\u7aef\u72c2\u70b9，Token \u53ea\u62e6\u622a\u5165\u53e3；\u771f\u6b63\u9632\u91cd\u590d\u8fd8\u662f\u540e\u7aef\u4e1a\u52a1\u5e42\u7b49\u8868，\u56e0\u4e3a\u5916\u90e8\u56de\u8c03\u3001MQ \u4e0d\u8d70\u524d\u7aef\u3002<\/li>\n
        • \u4fdd\u5355\u5185\u90e8\u66f4\u65b0\u64cd\u4f5c：\u642d\u914d\u4e50\u89c2\u9501 update policy set status=2 where id=xxx and status=1，\u9632\u6b62\u72b6\u6001\u9519\u4e71\u3002<\/li>\n
        • Feign \u8c03\u7528\u94f6\u884c\u63a5\u53e3，\u505a\u597d\u8d85\u65f6\u3001\u91cd\u8bd5\u914d\u7f6e；\u91cd\u8bd5\u4e00\u5b9a\u914d\u5408\u5e42\u7b49，\u5426\u5219\u91cd\u8bd5 = \u91cd\u590d\u6263\u6b3e\u3002<\/li>\n

          yaml<\/p>\n

          feign:
          \n client:
          \n config:
          \n default:
          \n connectTimeout: 10000
          \n readTimeout: 30000
          \n retryer: feign.Retryer.Default #\u5f00\u542f\u91cd\u8bd5，\u524d\u63d0\u4e1a\u52a1\u65b9\u6cd5\u5fc5\u987b\u52a0@Idempotent<\/p>\n

          \u6574\u4f53\u6d41\u7a0b\u603b\u7ed3<\/h3>\n
        • \u91cd\u590d\u8bf7\u6c42\u8fdb\u6765，AOP \u5207\u9762\u83b7\u53d6\u4e1a\u52a1\u552f\u4e00\u7f16\u53f7<\/li>\n
        • Redisson \u5206\u5e03\u5f0f\u9501\u62e6\u622a\u5e76\u53d1<\/li>\n
        • \u67e5\u8be2 Mysql \u5e42\u7b49\u8bb0\u5f55\u8868\n
            \n
          • SUCCESS：\u76f4\u63a5\u8fd4\u56de\u5386\u53f2\u7ed3\u679c，\u4e0d\u8bbf\u95ee\u94f6\u884c\u5916\u90e8\u63a5\u53e3<\/li>\n
          • PROCESSING：\u62d2\u7edd\u8bf7\u6c42<\/li>\n
          • FAIL：\u5141\u8bb8\u91cd\u8bd5\u6267\u884c\u4e1a\u52a1<\/li>\n<\/ul>\n<\/li>\n
          • \u6267\u884c\u4e1a\u52a1\u8c03\u7528\u94f6\u884c Feign \u63a5\u53e3<\/li>\n
          • \u6210\u529f\u66f4\u65b0\u5e42\u7b49\u8bb0\u5f55，\u4fdd\u5b58\u94f6\u884c\u8fd4\u56de\u62a5\u6587；\u5931\u8d25\u66f4\u65b0\u72b6\u6001\u4e3a FAIL<\/li>\n
          • \u5b9a\u65f6\u8865\u507f\u4efb\u52a1\u626b\u63cf\u5904\u7406\u4e2d\u8bb0\u5f55，\u8c03\u7528\u94f6\u884c\u67e5\u8be2\u63a5\u53e3\u5bf9\u8d26\u515c\u5e95\u3002<\/li>\n","protected":false},"excerpt":{"rendered":"

            \u76ee\u5f55
            \n\u65b9\u6848\u9009\u578b（\u94f6\u884c\u4fdd\u9669\u751f\u4ea7\u5e38\u7528）
            \n\u6280\u672f\u6808
            \n\u5b9e\u6218\u5b8c\u6574\u4ee3\u7801
            \n1. \u5e42\u7b49\u6570\u636e\u5e93\u8868（\u91d1\u878d\u5fc5\u5b58，\u515c\u5e95）
            \n2. \u5e42\u7b49\u72b6\u6001\u679a\u4e3e
            \n3. \u81ea\u5b9a\u4e49\u6ce8\u89e3：Idempotent \u65b9\u4fbf AOP \u5207\u9762\u5b9e\u73b0\u5e42\u7b49（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1）
            \n4. AOP \u5207\u9762\u6838\u5fc3\u5b9e\u73b0（\u5e42\u7b49\u6838\u5fc3\u903b\u8f91）
            \n5. \u573a\u666f\u4e00：\u6211\u65b9\u670d\u52a1 Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u652f\u4ed8\u63a5\u53e3&#xff<\/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":[101,963,292],"topic":[],"class_list":["post-102509","post","type-post","status-publish","format-standard","hentry","category-server","tag-spring","tag-spring-cloud","tag-292"],"yoast_head":"\nSpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/102509.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u76ee\u5f55 \u65b9\u6848\u9009\u578b（\u94f6\u884c\u4fdd\u9669\u751f\u4ea7\u5e38\u7528） \u6280\u672f\u6808 \u5b9e\u6218\u5b8c\u6574\u4ee3\u7801 1. \u5e42\u7b49\u6570\u636e\u5e93\u8868（\u91d1\u878d\u5fc5\u5b58，\u515c\u5e95） 2. \u5e42\u7b49\u72b6\u6001\u679a\u4e3e 3. \u81ea\u5b9a\u4e49\u6ce8\u89e3：Idempotent \u65b9\u4fbf AOP \u5207\u9762\u5b9e\u73b0\u5e42\u7b49（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1） 4. AOP \u5207\u9762\u6838\u5fc3\u5b9e\u73b0（\u5e42\u7b49\u6838\u5fc3\u903b\u8f91） 5. \u573a\u666f\u4e00：\u6211\u65b9\u670d\u52a1 Feign \u8c03\u7528\u94f6\u884c\u5916\u90e8\u652f\u4ed8\u63a5\u53e3&#xff\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/102509.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-08T15:17:04+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/102509.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/102509.html\",\"name\":\"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-09-08T15:17:04+00:00\",\"dateModified\":\"2026-09-08T15:17:04+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/102509.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/102509.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/102509.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/102509.html","og_locale":"zh_CN","og_type":"article","og_title":"SpringCloud \u94f6\u884c\u4fdd\u9669\u4e1a\u52a1 \u5916\u90e8\u8c03\u7528\u63a5\u53e3\u5e42\u7b49\u5b9e\u6218 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u76ee\u5f55 \u65b9\u6848\u9009\u578b（\u94f6\u884c\u4fdd\u9669\u751f\u4ea7\u5e38\u7528） \u6280\u672f\u6808 \u5b9e\u6218\u5b8c\u6574\u4ee3\u7801 1. \u5e42\u7b49\u6570\u636e\u5e93\u8868（\u91d1\u878d\u5fc5\u5b58，\u515c\u5e95） 2. \u5e42\u7b49\u72b6\u6001\u679a\u4e3e 3. \u81ea\u5b9a\u4e49\u6ce8\u89e3：Idempotent \u65b9\u4fbf AOP \u5207\u9762\u5b9e\u73b0\u5e42\u7b49（\u94f6\u884c\u4fdd\u9669\u4e1a\u52a1） 4. 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