{"id":203968,"date":"2025-05-22T08:20:39","date_gmt":"2025-05-22T00:20:39","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203968\/"},"modified":"2025-05-22T08:20:39","modified_gmt":"2025-05-22T00:20:39","slug":"spring%e4%b8%ad%e4%bd%bf%e7%94%a8getbean%e8%8e%b7%e5%8f%96%e5%ae%9e%e4%be%8b%e6%97%b6%ef%bc%8c%e4%b8%ba%e4%bb%80%e4%b9%88%e5%8f%8d%e5%b0%84%e8%8e%b7%e5%8f%96%e4%b8%8d%e5%88%b0%e5%b1%9e%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203968\/","title":{"rendered":"Spring\u4e2d\u4f7f\u7528getBean\u83b7\u53d6\u5b9e\u4f8b\u65f6\uff0c\u4e3a\u4ec0\u4e48\u53cd\u5c04\u83b7\u53d6\u4e0d\u5230\u5c5e\u6027\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Spring\u4e2d\u4f7f\u7528getBean\u83b7\u53d6\u5b9e\u4f8b\u65f6\uff0c\u4e3a\u4ec0\u4e48\u53cd\u5c04\u83b7\u53d6\u4e0d\u5230\u5c5e\u6027\uff1f<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300aSpring\u4e2d\u4f7f\u7528getBean\u83b7\u53d6\u5b9e\u4f8b\u65f6\uff0c\u4e3a\u4ec0\u4e48\u53cd\u5c04\u83b7\u53d6\u4e0d\u5230\u5c5e\u6027\uff1f\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241202\/1733103405674d0f2d84fee.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5173\u4e8e\u5e94\u7528\u4e0a\u4e0b\u6587getBean\u65b9\u6cd5\u83b7\u53d6\u4e0d\u5230\u5c5e\u6027\u7684\u7591\u60d1<\/strong><\/p>\n<p>\u5728Spring\u4e2d\uff0c\u4f7f\u7528applicationContext.getBean()\u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u4e00\u4e2a\u7c7b\u7684\u5b9e\u4f8b\u3002\u4f46\u662f\uff0c\u6709\u4eba\u53d1\u73b0\u4f7f\u7528\u53cd\u5c04\u83b7\u53d6\u8fd9\u4e2a\u5b9e\u4f8b\u7684\u5c5e\u6027\u65f6\uff0c\u5374\u65e0\u6cd5\u5f97\u5230\u7c7b\u4e2d\u5b9a\u4e49\u7684\u5c5e\u6027\u3002<\/p>\n<p>\u539f\u56e0\u5728\u4e8e\uff0c\u901a\u8fc7applicationContext.getBean()\u83b7\u53d6\u7684\u5b9e\u4f8b\u901a\u5e38\u662f\u4ee3\u7406\u7c7b\uff0c\u800c\u975e\u76ee\u6807\u7c7b\u3002\u4ee3\u7406\u7c7b\u662f\u4e3a\u4e86\u5b9e\u73b0Spring\u4e2dAOP\uff08\u9762\u5411\u65b9\u9762\u7f16\u7a0b\uff09\u673a\u5236\u7684\uff0c\u5b83\u62e6\u622a\u4e86\u5bf9\u76ee\u6807\u7c7b\u65b9\u6cd5\u7684\u8c03\u7528\uff0c\u5e76\u6267\u884c\u989d\u5916\u903b\u8f91\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u5f53\u4f7f\u7528\u53cd\u5c04\u83b7\u53d6\u4ee3\u7406\u7c7b\u7684\u5c5e\u6027\u65f6\uff0c\u5b9e\u9645\u4e0a\u662f\u83b7\u53d6\u7684\u4ee3\u7406\u7c7b\u7684\u5c5e\u6027\uff0c\u800c\u4e0d\u662f\u76ee\u6807\u7c7b\u7684\u5c5e\u6027\u3002\u8981\u83b7\u53d6\u76ee\u6807\u7c7b\u7684\u5c5e\u6027\uff0c\u9700\u8981\u5728\u7c7b\u4e0a\u6dfb\u52a0@Component\u6ce8\u89e3\uff0c\u6216\u8005\u5c06\u5176\u4f5c\u4e3a\u5185\u90e8\u7c7b\u5b9a\u4e49\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aSpring\u4e2d\u4f7f\u7528getBean\u83b7\u53d6\u5b9e\u4f8b\u65f6\uff0c\u4e3a\u4ec0\u4e48\u53cd\u5c04\u83b7\u53d6\u4e0d\u5230\u5c5e\u6027\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spring\u4e2d\u4f7f\u7528getBean&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-203968","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203968","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=203968"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203968\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}