{"id":12084,"date":"2023-11-28T22:42:56","date_gmt":"2023-11-28T14:42:56","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12084"},"modified":"2023-12-11T15:22:19","modified_gmt":"2023-12-11T07:22:19","slug":"spring-deaop-zhong-guan-zhu-dian-he-heng-qie-guan","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/spring-deaop-zhong-guan-zhu-dian-he-heng-qie-guan\/","title":{"rendered":"Spring\u7684Aop\u4e2d\uff0c\u5173\u6ce8\u70b9\u548c\u6a2a\u5207\u5173\u6ce8\u7684\u533a\u522b\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

\u5728Spring\u7684AOP\uff08Aspect-Oriented Programming\uff09\u4e2d\uff0c\u5173\u6ce8\u70b9\uff08Concern\uff09\u548c\u6a2a\u5207\u5173\u6ce8\u70b9\uff08Cross-Cutting Concern\uff09\u662f\u4e24\u4e2a\u76f8\u5173\u4f46\u4e0d\u540c\u7684\u6982\u5ff5\u3002<\/p>\n

    \n
  1. \n\u5173\u6ce8\u70b9\uff08Concern\uff09\uff1a<\/strong><\/p>\n
      \n
    • \u5173\u6ce8\u70b9\u662f\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5f15\u8d77\u6a21\u5757\u5316\u7684\u5173\u952e\u884c\u4e3a\u3002\u5b83\u8868\u793a\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8981\u89e3\u51b3\u7684\u7279\u5b9a\u5173\u6ce8\u6216\u5174\u8da3\u70b9\u3002\u5173\u6ce8\u70b9\u901a\u5e38\u5305\u62ec\u4e1a\u52a1\u903b\u8f91\u7684\u4e0d\u540c\u65b9\u9762\uff0c\u4f8b\u5982\u65e5\u5fd7\u8bb0\u5f55\u3001\u5b89\u5168\u6027\u3001\u4e8b\u52a1\u7ba1\u7406\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u6a2a\u5207\u5173\u6ce8\u70b9\uff08Cross-Cutting Concern\uff09\uff1a<\/strong><\/p>\n
        \n
      • \u6a2a\u5207\u5173\u6ce8\u70b9\u662f\u4e0e\u5e94\u7528\u7a0b\u5e8f\u7684\u591a\u4e2a\u6a21\u5757\u6216\u7ec4\u4ef6\u76f8\u5173\u7684\u5173\u6ce8\u70b9\u3002\u5b83\u662f\u4e00\u79cd\u5207\u9762\uff08Aspect\uff09\u5173\u6ce8\u7684\u5bf9\u8c61\uff0c\u5b83\u6a2a\u8de8\uff08\u8de8\u8d8a\uff09\u5e94\u7528\u7a0b\u5e8f\u7684\u591a\u4e2a\u6a21\u5757\u3002\u6a2a\u5207\u5173\u6ce8\u70b9\u4e0d\u5c5e\u4e8e\u5355\u4e00\u6a21\u5757\uff0c\u800c\u662f\u5728\u5e94\u7528\u7a0b\u5e8f\u7684\u591a\u4e2a\u6a21\u5757\u4e2d\u5206\u6563\u5b58\u5728\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

        \u901a\u8fc7AOP\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6a2a\u5207\u5173\u6ce8\u70b9\u4ece\u4e3b\u8981\u7684\u4e1a\u52a1\u903b\u8f91\u4e2d\u5206\u79bb\u51fa\u6765\uff0c\u4f7f\u5f97\u8fd9\u4e9b\u5173\u6ce8\u70b9\u53ef\u4ee5\u88ab\u72ec\u7acb\u5730\u7ba1\u7406\u548c\u91cd\u7528\u3002AOP\u901a\u8fc7\u5728\u6a2a\u5207\u5173\u6ce8\u70b9\u548c\u4e3b\u8981\u4e1a\u52a1\u903b\u8f91\u4e4b\u95f4\u8fdb\u884c\u5207\u9762\u7ec7\u5165\uff0c\u5b9e\u73b0\u4e86\u5173\u6ce8\u70b9\u7684\u5206\u79bb\u3002<\/p>\n

        \u793a\u4f8b\uff1a<\/strong>
        \n\u8003\u8651\u4e00\u4e2a\u7b80\u5355\u7684\u65e5\u5fd7\u8bb0\u5f55\u529f\u80fd\u4f5c\u4e3a\u5173\u6ce8\u70b9\u3002\u5728\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u65e5\u5fd7\u8bb0\u5f55\u53ef\u80fd\u6d89\u53ca\u5230\u591a\u4e2a\u6a21\u5757\uff0c\u5982\u670d\u52a1\u5c42\u3001\u6570\u636e\u8bbf\u95ee\u5c42\u7b49\u3002\u8fd9\u4e2a\u65e5\u5fd7\u8bb0\u5f55\u529f\u80fd\u5c31\u662f\u4e00\u4e2a\u6a2a\u5207\u5173\u6ce8\u70b9\uff0c\u800c\u5728\u4e0d\u540c\u6a21\u5757\u4e2d\u5177\u4f53\u6267\u884c\u65e5\u5fd7\u8bb0\u5f55\u7684\u4ee3\u7801\u5219\u662f\u5173\u6ce8\u70b9\u3002<\/p>\n

        \u5728AOP\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u5207\u9762\u6765\u5904\u7406\u65e5\u5fd7\u8bb0\u5f55\uff0c\u7136\u540e\u5c06\u8fd9\u4e2a\u5207\u9762\u7ec7\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u7684\u5404\u4e2a\u6a21\u5757\u4e2d\uff0c\u5b9e\u73b0\u6a2a\u5207\u5173\u6ce8\u70b9\u7684\u7edf\u4e00\u5904\u7406\u3002<\/p>\n

        @Aspect\npublic class LoggingAspect {\n\n    @Before("execution(* com.example.service.*.*(..))")\n    public void logBefore(JoinPoint joinPoint) {\n        \/\/ Log before method execution\n        System.out.println("Logging before " + joinPoint.getSignature().toShortString());\n    }\n}\n<\/code><\/pre>\n
        \u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0cLoggingAspect<\/code>\u5207\u9762\u8d1f\u8d23\u5904\u7406\u65e5\u5fd7\u8bb0\u5f55\uff0c\u800cexecution(* com.example.service.*.*(..))<\/code>\u6307\u5b9a\u4e86\u5207\u9762\u7ec7\u5165\u7684\u8fde\u63a5\u70b9\uff0c\u5373\u6240\u6709com.example.service<\/code>\u5305\u4e2d\u7684\u65b9\u6cd5\u3002\u8fd9\u4e2a\u5207\u9762\u5904\u7406\u7684\u5185\u5bb9\u662f\u6a2a\u5207\u5173\u6ce8\u70b9\uff0c\u800c\u5177\u4f53\u7684\u4e1a\u52a1\u65b9\u6cd5\u662f\u5173\u6ce8\u70b9\u3002\u901a\u8fc7AOP\uff0c\u65e5\u5fd7\u8bb0\u5f55\u7684\u903b\u8f91\u4e0e\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u5f97\u5230\u4e86\u5206\u79bb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u5728Spring\u7684AOP\uff08Aspect-Oriented Programming\uff09\u4e2d\uff0c\u5173\u6ce8\u70b9\uff08Concern\uff09\u548c […]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[],"class_list":["post-12084","post","type-post","status-publish","format-standard","hentry","category-spring"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=12084"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12084\/revisions"}],"predecessor-version":[{"id":47849,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12084\/revisions\/47849"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12084"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}