{"id":12156,"date":"2023-11-28T22:45:25","date_gmt":"2023-11-28T14:45:25","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12156"},"modified":"2023-12-11T15:31:29","modified_gmt":"2023-12-11T07:31:29","slug":"spring-deaop-ni-shi-ru-he-li-jie","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/spring-deaop-ni-shi-ru-he-li-jie\/","title":{"rendered":"Spring\u7684Aop\u4f60\u662f\u5982\u4f55\u7406\u89e3\uff1f"},"content":{"rendered":"

AOP\uff08Aspect-Oriented Programming\uff0c\u9762\u5411\u5207\u9762\u7f16\u7a0b\uff09\u662f\u4e00\u79cd\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u5207\u5272\u5e94\u7528\u7a0b\u5e8f\u7684\u65b9\u5f0f\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u80fd\u591f\u66f4\u597d\u5730\u7ba1\u7406\u6a2a\u5207\u5173\u6ce8\u70b9\uff08cross-cutting concerns\uff09\u7684\u4ee3\u7801\u3002\u6a2a\u5207\u5173\u6ce8\u70b9\u662f\u90a3\u4e9b\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u6563\u5e03\u4e8e\u591a\u4e2a\u6a21\u5757\u3001\u7c7b\u6216\u65b9\u6cd5\u4e2d\u7684\u5173\u6ce8\u70b9\uff0c\u4f8b\u5982\u65e5\u5fd7\u3001\u4e8b\u52a1\u3001\u5b89\u5168\u6027\u7b49\u3002AOP\u901a\u8fc7\u5728\u8fd9\u4e9b\u5173\u6ce8\u70b9\u4e0e\u6838\u5fc3\u4e1a\u52a1\u903b\u8f91\u4e4b\u95f4\u5efa\u7acb\u5173\u7cfb\uff0c\u5b9e\u73b0\u4e86\u6a21\u5757\u5316\u3001\u53ef\u7ef4\u62a4\u6027\u548c\u53ef\u91cd\u7528\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n

\u5728Spring\u6846\u67b6\u4e2d\uff0cAOP\u7684\u5b9e\u73b0\u4e3b\u8981\u57fa\u4e8e\u52a8\u6001\u4ee3\u7406\u548c\u5b57\u8282\u7801\u589e\u5f3a\u3002\u4ee5\u4e0b\u662f\u5bf9Spring AOP\u7684\u7406\u89e3\u7684\u4e3b\u8981\u65b9\u9762\uff1a<\/p>\n

    \n
  1. \n\u5207\u9762\uff08Aspect\uff09\uff1a<\/strong><\/p>\n
      \n
    • \u5207\u9762\u662f\u6a2a\u5207\u5173\u6ce8\u70b9\u7684\u6a21\u5757\u5316\u5355\u5143\u3002\u5728\u5207\u9762\u4e2d\uff0c\u53ef\u4ee5\u5b9a\u4e49\u4e00\u7cfb\u5217\u7684\u901a\u77e5\uff08advice\uff09\uff0c\u4ee5\u53ca\u5207\u70b9\uff08pointcut\uff09\u6765\u63cf\u8ff0\u5728\u4f55\u5904\u5e94\u7528\u8fd9\u4e9b\u901a\u77e5\u3002\u901a\u77e5\u5b9a\u4e49\u4e86\u5728\u5207\u70b9\u4e0a\u6267\u884c\u7684\u52a8\u4f5c\uff0c\u4e3b\u8981\u5305\u62ec\u524d\u7f6e\u901a\u77e5\u3001\u540e\u7f6e\u901a\u77e5\u3001\u73af\u7ed5\u901a\u77e5\u3001\u5f02\u5e38\u901a\u77e5\u548c\u6700\u7ec8\u901a\u77e5\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n\u8fde\u63a5\u70b9\uff08Join Point\uff09\uff1a<\/strong><\/p>\n
        \n
      • \u8fde\u63a5\u70b9\u662f\u5728\u5e94\u7528\u7a0b\u5e8f\u6267\u884c\u8fc7\u7a0b\u4e2d\u80fd\u591f\u63d2\u5165\u5207\u9762\u7684\u70b9\u3002\u5178\u578b\u7684\u8fde\u63a5\u70b9\u5305\u62ec\u65b9\u6cd5\u7684\u8c03\u7528\u3001\u65b9\u6cd5\u7684\u6267\u884c\u3001\u5bf9\u8c61\u7684\u521b\u5efa\u548c\u5c5e\u6027\u7684\u4fee\u6539\u7b49\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n\u5207\u70b9\uff08Pointcut\uff09\uff1a<\/strong><\/p>\n
          \n
        • \u5207\u70b9\u662f\u4e00\u7ec4\u8fde\u63a5\u70b9\u7684\u96c6\u5408\uff0c\u5b9a\u4e49\u4e86\u5728\u54ea\u91cc\u5e94\u7528\u901a\u77e5\u3002\u5207\u70b9\u4f7f\u7528\u8868\u8fbe\u5f0f\u6765\u63cf\u8ff0\u8fde\u63a5\u70b9\u7684\u5339\u914d\u89c4\u5219\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n\u901a\u77e5\uff08Advice\uff09\uff1a<\/strong><\/p>\n
            \n
          • \u901a\u77e5\u662f\u5207\u9762\u7684\u5177\u4f53\u884c\u4e3a\uff0c\u5b9a\u4e49\u4e86\u5728\u8fde\u63a5\u70b9\u4e0a\u6267\u884c\u7684\u52a8\u4f5c\u3002\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u79cd\uff1a\n
              \n
            • \u524d\u7f6e\u901a\u77e5\uff08Before Advice\uff09\uff1a<\/strong> \u5728\u8fde\u63a5\u70b9\u4e4b\u524d\u6267\u884c\uff0c\u4f8b\u5982\u5728\u65b9\u6cd5\u8c03\u7528\u4e4b\u524d\u8bb0\u5f55\u65e5\u5fd7\u3002<\/li>\n
            • \u540e\u7f6e\u901a\u77e5\uff08After Returning Advice\uff09\uff1a<\/strong> \u5728\u8fde\u63a5\u70b9\u6210\u529f\u6267\u884c\u540e\u6267\u884c\uff0c\u4f8b\u5982\u5728\u65b9\u6cd5\u8fd4\u56de\u7ed3\u679c\u540e\u8bb0\u5f55\u65e5\u5fd7\u3002<\/li>\n
            • \u73af\u7ed5\u901a\u77e5\uff08Around Advice\uff09\uff1a<\/strong> \u5305\u56f4\u8fde\u63a5\u70b9\uff0c\u53ef\u4ee5\u5728\u65b9\u6cd5\u8c03\u7528\u524d\u540e\u81ea\u5b9a\u4e49\u5904\u7406\u903b\u8f91\uff0c\u4e5f\u53ef\u4ee5\u51b3\u5b9a\u662f\u5426\u6267\u884c\u8fde\u63a5\u70b9\u3002<\/li>\n
            • \u5f02\u5e38\u901a\u77e5\uff08After Throwing Advice\uff09\uff1a<\/strong> \u5728\u8fde\u63a5\u70b9\u629b\u51fa\u5f02\u5e38\u540e\u6267\u884c\uff0c\u4f8b\u5982\u5904\u7406\u5f02\u5e38\u3001\u8bb0\u5f55\u65e5\u5fd7\u7b49\u3002<\/li>\n
            • \u6700\u7ec8\u901a\u77e5\uff08After Finally Advice\uff09\uff1a<\/strong> \u5728\u8fde\u63a5\u70b9\u6267\u884c\u540e\u65e0\u8bba\u6210\u529f\u8fd8\u662f\u5931\u8d25\u90fd\u6267\u884c\uff0c\u7c7b\u4f3c\u4e8eJava\u4e2d\u7684finally\u5757\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n
            • \n\u5f15\u5165\uff08Introduction\uff09\uff1a<\/strong><\/p>\n
                \n
              • \u5f15\u5165\u5141\u8bb8\u5207\u9762\u5411\u73b0\u6709\u7684\u7c7b\u6dfb\u52a0\u65b0\u65b9\u6cd5\u548c\u5c5e\u6027\u3002Spring AOP\u4e2d\u901a\u8fc7\u5f15\u5165\u5b9e\u73b0\u4e86\u63a5\u53e3\u7684\u4ee3\u7406\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<\/li>\n
              • \n\u76ee\u6807\u5bf9\u8c61\uff08Target Object\uff09\uff1a<\/strong><\/p>\n
                  \n
                • \u76ee\u6807\u5bf9\u8c61\u662f\u88ab\u4e00\u4e2a\u6216\u591a\u4e2a\u5207\u9762\u901a\u77e5\u7684\u5bf9\u8c61\uff0c\u901a\u5e38\u662f\u4e1a\u52a1\u903b\u8f91\u7684\u5b9e\u73b0\u3002<\/li>\n<\/ul>\n<\/li>\n
                • \n\u4ee3\u7406\uff08Proxy\uff09\uff1a<\/strong><\/p>\n
                    \n
                  • \u4ee3\u7406\u662fAOP\u6846\u67b6\u521b\u5efa\u7684\u5bf9\u8c61\uff0c\u7528\u4e8e\u4ee3\u8868\u76ee\u6807\u5bf9\u8c61\u3002\u4ee3\u7406\u5305\u542b\u4e86\u5207\u9762\u7684\u901a\u77e5\u903b\u8f91\uff0c\u53ef\u4ee5\u5728\u76ee\u6807\u5bf9\u8c61\u7684\u65b9\u6cd5\u6267\u884c\u524d\u540e\u52a0\u5165\u6a2a\u5207\u5173\u6ce8\u70b9\u3002<\/li>\n<\/ul>\n<\/li>\n
                  • \n\u7ec7\u5165\uff08Weaving\uff09\uff1a<\/strong><\/p>\n
                      \n
                    • \u7ec7\u5165\u662f\u5c06\u5207\u9762\u5e94\u7528\u5230\u76ee\u6807\u5bf9\u8c61\u5e76\u521b\u5efa\u4ee3\u7406\u5bf9\u8c61\u7684\u8fc7\u7a0b\u3002\u7ec7\u5165\u53ef\u4ee5\u5728\u7f16\u8bd1\u65f6\u3001\u7c7b\u52a0\u8f7d\u65f6\u3001\u8fd0\u884c\u65f6\u7b49\u4e0d\u540c\u9636\u6bb5\u8fdb\u884c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

                      \u5728Spring\u4e2d\uff0cAOP\u53ef\u4ee5\u901a\u8fc7XML\u914d\u7f6e\u3001\u6ce8\u89e3\uff08@AspectJ\u6ce8\u89e3\uff09\u6216\u7eafJava\u65b9\u5f0f\u8fdb\u884c\u914d\u7f6e\u3002Spring AOP\u4e3b\u8981\u57fa\u4e8e\u4ee3\u7406\u673a\u5236\u5b9e\u73b0\uff0c\u5b83\u9ed8\u8ba4\u4f7f\u7528\u52a8\u6001\u4ee3\u7406\uff08JDK\u52a8\u6001\u4ee3\u7406\u548cCGLIB\u52a8\u6001\u4ee3\u7406\uff09\uff0c\u4f46\u4e5f\u652f\u6301\u7f16\u8bd1\u65f6\u7ec7\u5165\u548c\u7c7b\u52a0\u8f7d\u65f6\u7ec7\u5165\u3002 AOP\u5728Spring\u4e2d\u7684\u5e94\u7528\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u7ec4\u7ec7\u4ee3\u7801\uff0c\u5b9e\u73b0\u6a2a\u5207\u5173\u6ce8\u70b9\u7684\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

                      AOP\uff08Aspect-Oriented Programming\uff0c\u9762\u5411\u5207\u9762\u7f16\u7a0b\uff09\u662f\u4e00\u79cd\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u5207\u5272 […]<\/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-12156","post","type-post","status-publish","format-standard","hentry","category-spring"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12156","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=12156"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12156\/revisions"}],"predecessor-version":[{"id":47861,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12156\/revisions\/47861"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12156"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}