{"id":202344,"date":"2025-05-10T08:42:10","date_gmt":"2025-05-10T00:42:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202344\/"},"modified":"2025-05-10T08:42:10","modified_gmt":"2025-05-10T00:42:10","slug":"springboot%e6%80%8e%e4%b9%88%e7%bb%93%e5%90%88aopredis%e9%98%b2%e6%ad%a2%e6%8e%a5%e5%8f%a3%e9%87%8d%e5%a4%8d%e6%8f%90%e4%ba%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202344\/","title":{"rendered":"SpringBoot\u600e\u4e48\u7ed3\u5408Aop+Redis\u9632\u6b62\u63a5\u53e3\u91cd\u590d\u63d0\u4ea4"},"content":{"rendered":"

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

SpringBoot\u600e\u4e48\u7ed3\u5408Aop+Redis\u9632\u6b62\u63a5\u53e3\u91cd\u590d\u63d0\u4ea4<\/h1>\n

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

\u5b66\u4e60\u6570\u636e\u5e93<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aSpringBoot\u600e\u4e48\u7ed3\u5408Aop+Redis\u9632\u6b62\u63a5\u53e3\u91cd\u590d\u63d0\u4ea4\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6570\u636e\u5e93<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\u5728\u5b9e\u9645\u7684\u5f00\u53d1\u9879\u76ee\u4e2d,\u4e00\u4e2a\u5bf9\u5916\u66b4\u9732\u7684\u63a5\u53e3\u5f80\u5f80\u4f1a\u9762\u4e34\u5f88\u591a\u6b21\u8bf7\u6c42\uff0c\u6211\u4eec\u6765\u89e3\u91ca\u4e00\u4e0b\u5e42\u7b49\u7684\u6982\u5ff5\uff1a\u4efb\u610f\u591a\u6b21\u6267\u884c\u6240\u4ea7\u751f\u7684\u5f71\u54cd\u5747\u4e0e\u4e00\u6b21\u6267\u884c\u7684\u5f71\u54cd\u76f8\u540c<\/strong>\u3002\u6309\u7167\u8fd9\u4e2a\u542b\u4e49\uff0c\u6700\u7ec8\u7684\u542b\u4e49\u5c31\u662f \u5bf9\u6570\u636e\u5e93\u7684\u5f71\u54cd\u53ea\u80fd\u662f\u4e00\u6b21\u6027\u7684\uff0c\u4e0d\u80fd\u91cd\u590d\u5904\u7406\u3002\u5982\u4f55\u4fdd\u8bc1\u5176\u5e42\u7b49\u6027\uff0c\u901a\u5e38\u6709\u4ee5\u4e0b\u624b\u6bb5\uff1a<\/p>\n

1\u3001\u6570\u636e\u5e93\u5efa\u7acb\u552f\u4e00\u6027\u7d22\u5f15\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u63d2\u5165\u6570\u636e\u5e93\u7684\u53ea\u6709\u4e00\u6761\u6570\u636e\u3002<\/p>\n

2\u3001token\u673a\u5236\uff0c\u6bcf\u6b21\u63a5\u53e3\u8bf7\u6c42\u524d\u5148\u83b7\u53d6\u4e00\u4e2atoken\uff0c\u7136\u540e\u518d\u4e0b\u6b21\u8bf7\u6c42\u7684\u65f6\u5019\u5728\u8bf7\u6c42\u7684header\u4f53\u4e2d\u52a0\u4e0a\u8fd9\u4e2atoken\uff0c\u540e\u53f0\u8fdb\u884c\u9a8c\u8bc1\uff0c\u5982\u679c\u9a8c\u8bc1\u901a\u8fc7\u5220\u9664token\uff0c\u4e0b\u6b21\u8bf7\u6c42\u518d\u6b21\u5224\u65adtoken\u3002<\/p>\n

3\u3001\u60b2\u89c2\u9501\u6216\u8005\u4e50\u89c2\u9501\uff0c\u60b2\u89c2\u9501\u53ef\u4ee5\u4fdd\u8bc1\u6bcf\u6b21for update\u7684\u65f6\u5019\u5176\u4ed6sql\u65e0\u6cd5update\u6570\u636e(\u5728\u6570\u636e\u5e93\u5f15\u64ce\u662finnodb\u7684\u65f6\u5019,select\u7684\u6761\u4ef6\u5fc5\u987b\u662f\u552f\u4e00\u7d22\u5f15,\u9632\u6b62\u9501\u5168\u8868)<\/p>\n

4\u3001\u5148\u67e5\u8be2\u540e\u5224\u65ad\uff0c\u9996\u5148\u901a\u8fc7\u67e5\u8be2\u6570\u636e\u5e93\u662f\u5426\u5b58\u5728\u6570\u636e\uff0c\u5982\u679c\u5b58\u5728\u8bc1\u660e\u5df2\u7ecf\u8bf7\u6c42\u8fc7\u4e86\uff0c\u76f4\u63a5\u62d2\u7edd\u8be5\u8bf7\u6c42\uff0c\u5982\u679c\u6ca1\u6709\u5b58\u5728\uff0c\u5c31\u8bc1\u660e\u662f\u7b2c\u4e00\u6b21\u8fdb\u6765\uff0c\u76f4\u63a5\u653e\u884c\u3002<\/p>\n

\u4e3a\u4ec0\u4e48\u8981\u9632\u6b62\u63a5\u53e3\u91cd\u590d\u63d0\u4ea4\uff1f
\u5bf9\u4e8e\u6709\u4e9b\u654f\u611f\u64cd\u4f5c\u63a5\u53e3\uff0c\u6bd4\u5982\u65b0\u589e\u6570\u636e\u63a5\u53e3\u3001\u4ed8\u6b3e\u63a5\u53e3\uff0c\u8981\u662f\u7528\u6237\u64cd\u4f5c\u4e0d\u5f53\u591a\u6b21\u70b9\u51fb\u63d0\u4ea4\u6309\u94ae\uff0c\u8fd9\u4e9b\u63a5\u53e3\u5c31\u4f1a\u88ab\u591a\u6b21\u8bf7\u6c42\uff0c\u6700\u540e\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u5f02\u5e38\u3002<\/p>\n

\u524d\u7aef\u53ef\u4ee5\u5982\u4f55\u63a7\u5236\uff1f
\u524d\u7aef\u53ef\u4ee5\u901a\u8fc7js\u8fdb\u884c\u63a7\u5236\uff0c\u5f53\u7528\u6237\u70b9\u51fb\u63d0\u4ea4\u6309\u94ae\uff0c
1.\u6309\u94ae\u8bbe\u7f6e\u591a\u5c11\u79d2\u5185\u4e0d\u53ef\u70b9\u51fb\u72b6\u6001
2.\u6309\u94ae\u70b9\u51fb\u540e\u5f39\u51faloading\u63d0\u793a\u6846\uff0c\u907f\u514d\u518d\u6b21\u70b9\u51fb\uff0c\u76f4\u5230\u63a5\u53e3\u8bf7\u6c42\u8fd4\u56de\u540e
3.\u6309\u94ae\u70b9\u51fb\u540e\u8df3\u8f6c\u5230\u65b0\u7684\u9875\u9762<\/p>\n

\u4f46\u662f\uff0c\u8bf7\u8bb0\u4f4f\uff0c\u6c38\u8fdc\u4e0d\u8981\u76f8\u4fe1\u7528\u6237\u7684\u884c\u4e3a\uff0c\u56e0\u4e3a\u4f60\u4e0d\u77e5\u9053\u7528\u6237\u4f1a\u505a\u54ea\u4e9b\u5947\u8469\u7684\u64cd\u4f5c\uff0c\u6240\u4ee5\uff0c\u6700\u91cd\u8981\u7684\u8fd8\u662f\u8981\u5728\u540e\u7aef\u5904\u7406\u3002<\/p>\n

\u4f7f\u7528aop+redis\u8fdb\u884c\u62e6\u622a\u5904\u7406
\u4e00.\u521b\u5efa\u5207\u9762\u7c7bRepeatSubmitAspect
\u5b9e\u73b0\u8fc7\u7a0b\uff1a\u63a5\u53e3\u8bf7\u6c42\u540e\uff0ctoken+\u8bf7\u6c42\u8def\u5f84\u4f5c\u4e3akey\u503c\u53bbredis\u4e2d\u8bfb\u53d6\u6570\u636e\uff0c\u82e5\u80fd\u627e\u5230\u8fd9\u4e2akey\uff0c\u5219\u8bc1\u660e\u662f\u91cd\u590d\u63d0\u4ea4\u7684\uff0c\u53cd\u4e4b\u4e0d\u662f\u3002\u82e5\u4e0d\u662f\u91cd\u590d\u63d0\u4ea4\uff0c\u5219\u76f4\u63a5\u653e\u884c\uff0c\u5e76\u5c06\u8fd9\u4e2akey\u5199\u5165redis\u4e2d\uff0c\u5e76\u8bbe\u7f6e\u4e00\u5b9a\u65f6\u95f4\u8fc7\u671f\uff08\u6211\u8fd9\u91cc\u662f\u8bbe\u7f6e\u76845s\u8fc7\u671f\uff09<\/p>\n

\u5728\u4f20\u7edf\u7684web\u9879\u76ee\u4e2d\uff0c\u4e3a\u4e86\u9632\u6b62\u91cd\u590d\u63d0\u4ea4\uff0c\u901a\u5e38\u505a\u6cd5\u662f\uff1a\u540e\u7aef\u751f\u6210\u552f\u4e00\u7684\u63d0\u4ea4\u4ee4\u724c\uff08uuid\uff09\uff0c\u5b58\u50a8\u5728\u670d\u52a1\u7aef\uff0c\u9875\u9762\u5728\u53d1\u8d77\u8bf7\u6c42\u65f6\uff0c\u643a\u5e26\u6b21\u4ee4\u724c\uff0c\u540e\u7aef\u9a8c\u8bc1\u8bf7\u6c42\u540e\u5220\u9664\u4ee4\u724c\uff0c\u4fdd\u8bc1\u8bf7\u6c42\u7684\u552f\u4e00\u6027\u3002
\u4f46\u662f\uff0c\u4e0a\u8bc9\u7684\u505a\u6cd5\u662f\u9700\u8981\u524d\u540e\u7aef\u90fd\u9700\u8981\u8fdb\u884c\u6539\u52a8\uff0c\u5982\u679c\u5728\u9879\u76ee\u521d\u671f\uff0c\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684\uff0c\u4f46\u662f\uff0c\u5728\u9879\u76ee\u7684\u540e\u671f\uff0c\u5f88\u591a\u529f\u80fd\u90fd\u5b9e\u73b0\u597d\u4e86\uff0c\u4e0d\u53ef\u80fd\u5927\u8303\u56f4\u7684\u53bb\u6539\u52a8\u3002<\/p>\n

\u601d\u8def
1.\u81ea\u5b9a\u4e49\u6ce8\u89e3@NoRepeatSubmit \u6807\u8bb0\u6240\u6709Controller\u4e2d\u63d0\u4ea4\u7684\u8bf7\u6c42
2.\u901a\u8fc7AOP\u5bf9\u6240\u6709\u6807\u8bb0\u4e86@NoRepeatSubmit \u7684\u65b9\u6cd5\u8fdb\u884c\u62e6\u622a
3.\u5728\u4e1a\u52a1\u65b9\u6cd5\u6267\u884c\u524d\uff0c\u83b7\u53d6\u5f53\u524d\u7528\u6237\u7684token\u6216\u8005JSessionId+\u5f53\u524d\u8bf7\u6c42\u5730\u5740\uff0c\u4f5c\u4e3a\u4e00\u4e2a\u552f\u4e00\u7684key\uff0c\u53bb\u83b7\u53d6redis\u5206\u5e03\u5f0f\u9501\uff0c\u5982\u679c\u6b64\u65f6\u5e76\u53d1\u83b7\u53d6\uff0c\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u80fd\u83b7\u53d6\u5230\u3002
4.\u4e1a\u52a1\u6267\u884c\u540e\uff0c\u91ca\u653e\u9501<\/p>\n

\u5173\u4e8eRedis\u5206\u5e03\u5f0f\u9501
\u4f7f\u7528Redis\u662f\u4e3a\u4e86\u5728\u8d1f\u8f7d\u5747\u8861\u90e8\u7f72\uff0c\u5982\u679c\u662f\u5355\u673a\u7684\u9879\u76ee\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u672c\u5730\u7ebf\u7a0b\u5b89\u5168\u7684Cache\u66ff\u4ee3Redis<\/p>\n

\u4ee3\u7801
\u81ea\u5b9a\u4e49\u6ce8\u89e3
 <\/h3>\n
import java.lang.annotation.ElementType;\nimport java.lang.annotation.Retention;\nimport java.lang.annotation.RetentionPolicy;\nimport java.lang.annotation.Target;\n\n\/**\n * @ClassName NoRepeatSubmit\n * @Description \u8fd9\u91cc\u63cf\u8ff0\n * @Author admin\n * @Date 2021\/3\/2 16:16\n *\/\n@Target(ElementType.METHOD)\n@Retention(RetentionPolicy.RUNTIME)\npublic @interface NoRepeatSubmit {\n\n    \/**\n     * \u8bbe\u7f6e\u8bf7\u6c42\u9501\u5b9a\u65f6\u95f4\n     *\n     * @return\n     *\/\n    int lockTime() default 10;\n\n}<\/pre>\n
AOP<\/h2>\n
package com.hongkun.aop;\n\n\/**\n * @ClassName RepeatSubmitAspect\n * @Description \u8fd9\u91cc\u63cf\u8ff0\n * @Author admin\n * @Date 2021\/3\/2 16:15\n *\/\n\nimport com.hongkun.until.ApiResult;\nimport com.hongkun.until.Result;\nimport com.hongkun.until.RedisLock;\nimport org.aspectj.lang.ProceedingJoinPoint;\nimport org.aspectj.lang.annotation.Around;\nimport org.aspectj.lang.annotation.Aspect;\nimport org.aspectj.lang.annotation.Pointcut;\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.stereotype.Component;\nimport org.springframework.util.Assert;\nimport org.springframework.web.context.request.RequestAttributes;\nimport org.springframework.web.context.request.RequestContextHolder;\nimport org.springframework.web.context.request.ServletRequestAttributes;\n\nimport javax.servlet.http.HttpServletRequest;\nimport java.util.UUID;\nimport java.util.concurrent.TimeUnit;\n\n\/**\n * @author liucheng\n * @since 2020\/01\/15\n * \u9632\u6b62\u63a5\u53e3\u91cd\u590d\u63d0\u4ea4\n *\/\n@Aspect\n@Component\npublic class RepeatSubmitAspect {\n    private static final Logger LOGGER = LoggerFactory.getLogger(RepeatSubmitAspect.class);\n\n    @Autowired\n    private RedisLock redisLock;\n\n    @Pointcut(\"@annotation(noRepeatSubmit)\")\n    public void pointCut(NoRepeatSubmit noRepeatSubmit) {\n    }\n\n    @Around(\"pointCut(noRepeatSubmit)\")\n    public Object around(ProceedingJoinPoint pjp, NoRepeatSubmit noRepeatSubmit) throws Throwable {\n\n        int lockSeconds = noRepeatSubmit.lockTime();\n\n        RequestAttributes ra = RequestContextHolder.getRequestAttributes();\n        ServletRequestAttributes sra = (ServletRequestAttributes) ra;\n        HttpServletRequest request = sra.getRequest();\n\n        Assert.notNull(request, \"request can not null\");\n\n        \/\/ \u6b64\u5904\u53ef\u4ee5\u7528token\u6216\u8005JSessionId\n        String token = request.getHeader(\"token\");\n        String path = request.getServletPath();\n        String key = getKey(token, path);\n        String clientId = getClientId();\n\n        boolean isSuccess = redisLock.lock(key, clientId, lockSeconds,TimeUnit.SECONDS);\n        LOGGER.info(\"tryLock key = [{}], clientId = [{}]\", key, clientId);\n\n        if (isSuccess) {\n            LOGGER.info(\"tryLock success, key = [{}], clientId = [{}]\", key, clientId);\n            \/\/ \u83b7\u53d6\u9501\u6210\u529f\n            Object result;\n            try {\n                \/\/ \u6267\u884c\u8fdb\u7a0b\n                result = pjp.proceed();\n            } finally {\n                \/\/ \u89e3\u9501\n                redisLock.unlock(key, clientId);\n                LOGGER.info(\"releaseLock success, key = [{}], clientId = [{}]\", key, clientId);\n            }\n\n            return result;\n\n        } else {\n            \/\/ \u83b7\u53d6\u9501\u5931\u8d25\uff0c\u8ba4\u4e3a\u662f\u91cd\u590d\u63d0\u4ea4\u7684\u8bf7\u6c42\n            LOGGER.info(\"tryLock fail, key = [{}]\", key);\n            return ApiResult.success(200, \"\u91cd\u590d\u8bf7\u6c42\uff0c\u8bf7\u7a0d\u540e\u518d\u8bd5\", null);\n        }\n\n    }\n\n    private String getKey(String token, String path) {\n        return \"00000\"+\":\"+token + path;\n    }\n\n    private String getClientId() {\n        return UUID.randomUUID().toString();\n    }\n\n\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"
SpringBoot\u600e\u4e48\u7ed3\u5408Ao...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-202344","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202344"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202344\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}