{"id":9070,"date":"2024-05-15T10:01:01","date_gmt":"2024-05-15T02:01:01","guid":{"rendered":""},"modified":"2024-05-15T10:01:01","modified_gmt":"2024-05-15T02:01:01","slug":"\u300cSpring\u4e13\u573a\u300d\u4e0d\u770b\u6e90\u7801\u5c31\u5e26\u4f60\u8ba4\u8bc6\u6838\u5fc3\u6d41\u7a0b\u4ee5\u53ca\u8fd0\u4f5c\u539f\u7406","status":"publish","type":"post","link":"https:\/\/mushiming.com\/9070.html","title":{"rendered":"\u300cSpring\u4e13\u573a\u300d\u4e0d\u770b\u6e90\u7801\u5c31\u5e26\u4f60\u8ba4\u8bc6\u6838\u5fc3\u6d41\u7a0b\u4ee5\u53ca\u8fd0\u4f5c\u539f\u7406"},"content":{"rendered":"<h2>\u5b66\u597dSpring\u6280\u672f\u7684\u80cc\u666f<\/h2>\n<p style=\"text-indent:2em;\">\u9488\u5bf9\u4e8e\u6bcf\u4e00\u4e2aJava\u7684\u7231\u597d\u8005\u800c\u8a00\uff0c\u65e0\u8bba\u662f\u4ece\u4e8b\u9762\u5411\u4e8e\u5fae\u670d\u52a1\u67b6\u6784\u6280\u672f\u7684\u9886\u57df\uff08SpringCloud\u3001SpringCloud-Alibaba\u7b49\uff09\uff0c\u8fd8\u662f\u9762\u5411\u4e8e\u4f20\u7edf\u4e92\u8054\u7f51\u884c\u4e1a\uff08SpringBoot\uff09\u4ee5\u53ca\u8f6f\u4ef6\u7cfb\u7edf\uff08Spring\\SpringBatch\uff09\u9886\u57df\uff0c\u638c\u63e1\u597dSpring\u6846\u67b6\u6280\u672f\u539f\u7406\u548c\u6e90\u7801\u5bf9\u6392\u67e5\u95ee\u9898\u4ee5\u53ca\u672a\u6765\u7684\u9762\u8bd5\u6280\u672f\u6709\u7740\u975e\u5e38\u91cd\u8981\u7684\u5e2e\u52a9\u548c\u5f71\u54cd\uff0c\u800c\u63a5\u4e0b\u6765\uff0c\u7b14\u8005\u4f1a\u9488\u5bf9\u4e8eSpring\u7684\u6280\u672f\u6846\u67b6\u7684\u6838\u5fc3\u6e90\u7801\u6d41\u7a0b\u70b9\u8fdb\u884c\u76f8\u5173\u7684\u5206\u6790\u548c\u8ba4\u8bc6\uff0c\u76f8\u4fe1\u9605\u8bfb\u5b8c\u672c\u7bc7\u6587\u7ae0\uff0c\u4e00\u5b9a\u4f1a\u5bf9Spring\u7684\u6e90\u7801\u548c\u6267\u884c\u539f\u7406\u6709\u7740\u5f88\u5927\u7684\u5e2e\u52a9\u548c\u63d0\u5347\u3002<\/p>\n<h2>\u5206\u6790\u6846\u67b6\u6838\u5fc3\u6d41\u7a0b<\/h2>\n<h2>\u83b7\u53d6Spring\u6846\u67b6\u7684IOC\u5bb9\u5668<\/h2>\n<p style=\"text-indent:2em;\">IOC\u5bb9\u5668\u6267\u884c\u6d41\u7a0b\u4e3b\u8981\u6838\u5fc3\u6d41\u7a0b\u70b9\uff1a<\/p>\n<ul>\n<li><strong>\u83b7\u53d6\u5355\u4f8bBean\u5bf9\u8c61<\/strong><\/li>\n<li><strong>\u521b\u5efa\u5355\u4f8bBean\u5bf9\u8c61<\/strong><\/li>\n<li><strong>\u521b\u5efa\u539f\u59cbBean\u5bf9\u8c61<\/strong><\/li>\n<li><strong>\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56<\/strong><\/li>\n<li><strong>\u586b\u5145\u5c5e\u6027\u4fe1\u606f<\/strong><\/li>\n<li><strong>\u521d\u59cb\u5316Bean\u5bf9\u8c61<\/strong><\/li>\n<\/ul>\n<h2>getBean\u65b9\u6cd5\u7684\u6267\u884c\u6d41\u7a0b<\/h2>\n<ol>\n<li>\u7b2c\u4e00\u6b65\u5c06beanName\u6216\u8005BeanType\u7c7b\u578b\u8fdb\u884c\u83b7\u53d6\u76f8\u5173\u7684\u5bb9\u5668\u6570\u636e\u5bf9\u8c61\uff0c\u4f8b\u5982\uff1a\u5904\u7406\u4ee5&amp;\u7b26\u53f7\u5f00\u5934\u7684name\u540d\u79f0\u6570\u636e\uff0c\u4ee5\u53ca\u6839\u636e\u76f8\u5173\u7684alias\u522b\u540d\u3002<\/li>\n<li>\u7b2c\u4e8c\u6b65\u5c06\u5b58\u5728\u6839\u636e 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bean\u7684\u7ee7\u627f\u5173\u7cfb\uff0c\u4f8b\u5982\uff0ca bean\u5bf9\u8c61\u53ef\u4ee5\u5728xml\u6587\u4ef6\u4e2d\u7ee7\u627f\u76f8\u5173 a-parent bean\u7684\u5c5e\u6027\u4ee5\u53ca\u76f8\u5173\u7684\u8986\u76d6\u64cd\u4f5c<\/li>\n<li>\u5904\u7406\u76f8\u5173\u7684depend-ons\u4f9d\u8d56\u5173\u7cfb\u64cd\u4f5c\uff0c\u8fd9\u6837\u5b50\u53ef\u4ee5\u6839\u636e\u4f9d\u8d56\u5173\u7cfb\uff0c\u5efa\u7acb\u4e00\u4e2a\u52a0\u8f7d\u548c\u521b\u5efaBean\u4e4b\u95f4\u7684\u524d\u540e\u5173\u7cfb\u548c\u4f9d\u8d56\u5173\u7cfb\uff0c\u4f8b\u5982A depend-ons B\u7684bean\u5bf9\u8c61\uff0c\u90a3\u4e48\u5728\u521b\u5efaA\u4e4b\u524d\u4e00\u5b9a\u4f1a\u5148\u52a0\u8f7d\u548c\u521b\u5efaB\uff0c\u4f9d\u6b64\u7c7b\u6258\u3002<\/li>\n<\/ul>\n<p style=\"text-indent:2em;\">\u4e4b\u540e\u8fdb\u884c\u76f8\u5173\u7684\u521b\u5efabean\u7684\u64cd\u4f5c\u63a7\u5236\uff01<\/p>\n<h2>\u83b7\u53d6Spring\u6846\u67b6\u7684\u53d8\u91cf\u5bb9\u5668<\/h2>\n<ul>\n<li>singletonObjects\uff1a\u5355\u4f8b\u4e00\u7ea7\u7f13\u5b58\u6c60-\u7528\u4e8e\u5b58\u653e\u5b8c\u5168\u5b9e\u4f8b\u5316+\u521d\u59cb\u5316\u597d\u7684\u5bf9\u8c61Bean\uff0c\u5982\u679c\u4ece\u8be5\u7f13\u5b58\u6c60\u4e2d\u53d6\u51fa\u7684Bean\u53ef\u4ee5\u76f4\u63a5\u7684\u4f7f\u7528\u3002<\/li>\n<li>earlySingletonObject\uff1a\u5355\u4f8b\u4e8c\u7ea7\u7f13\u5b58\u6c60-\u7528\u4e8e\u5b58\u653e\u6b63\u5728\u521d\u59cb\u5316\u7684\u5bf9\u8c61bean\uff0c\u4e3b\u8981\u7528\u4e8e\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\u7684\u4e34\u65f6\u5b58\u653e\u7684\u5bf9\u8c61\u6c60\u3002<\/li>\n<li>singletonFactories\uff1a\u7528\u4e8e\u5b58\u653ebean\u5bf9\u8c61\u7684\u5de5\u5382\u5bf9\u8c61\u673a\u5236\uff0c\u4e3b\u8981\u7528\u4e8e\u521b\u5efabean\u5bf9\u8c61\u7684ObjectFactory\u3002<\/li>\n<\/ul>\n<h2>createBean\u65b9\u6cd5\u7684\u6267\u884c\u6d41\u7a0b<\/h2>\n<ul>\n<li>createBean\u7684\u65b9\u6cd5\u5165\u53e3\uff0cgetSIngleton\u65b9\u6cd5\uff1a<\/li>\n<li>\u5148\u4ecesingletonObjects\u96c6\u5408\u4e2d\u83b7\u53d6\u76f8\u5173\u7684Bean\u5b9e\u4f8b\uff0c\u82e5\u4e0d\u4e3a\u7a7a\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u3002<\/li>\n<li>\u5982\u679c\u83b7\u53d6\u4e0d\u5230\u76f8\u5173\u7684\u5bf9\u8c61\u5b9e\u4f8b\u5728\u4e00\u7ea7\u5355\u4f8b\u7f13\u5b58\u6c60\u4e2d\uff0c\u5219\u4f1a\u8fdb\u884ccreateBeanInstance\u5b9e\u4f8b\u9636\u6bb5\uff08\u6b64\u90e8\u5206\uff0c\u63a5\u4e0b\u6765\u4f1a\u8be6\u7ec6\u4ecb\u7ecd\uff09\uff0c\u4f1a\u5c06\u5bf9\u5e94\u7684BeanName\u6dfb\u52a0\u5230singleCurrentlyInCreation\u96c6\u5408\u4e2d\uff0c\u8fd9\u4e2a\u96c6\u5408\u4e3b\u8981\u7528\u4e8e\u5b58\u653e\u76f8\u5173\u7684\u5c06\u8981\u521b\u5efa\u7684\u5bf9\u8c61bean\uff0c\u8fd9\u4e2a\u662f\u7b2c\u4e00\u6b65\u3002<\/li>\n<li>\u5f53\u901a\u8fc7getObject\u65b9\u6cd5\u8c03\u7528createBean\u65b9\u6cd5\u7684\u662f\u521b\u5efa\u5b9e\u4f8b\u5bf9\u8c61\u7684\u5b8c\u6210\u4e4b\u540e\uff0c\u4f1a\u5c06\u5bf9\u8c61\u5b9e\u4f8b\u4ecesingleCurrentlyInCreation\u96c6\u5408\u4e2d\u8fdb\u884c\u8f6c\u79fb\u5230singleObjects\u5bf9\u8c61\u96c6\u5408\u7f13\u5b58\u6c60\u4e2d\uff0c\u6620\u5c04\u5173\u7cfb\u4e3a\uff1abeanName-&gt;singleObject\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n<h2>createBean\u7684\u65b9\u6cd5\u8981\u70b9<\/h2>\n<p style=\"text-indent:2em;\">\u89e3\u6790Bean\u7684\u7c7b\u578b\u548c\u5c5e\u6027\u7c7b\u578b\u7279\u70b9\u5206\u6790\uff0c\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b\u51e0\u70b9\u5185\u5bb9\uff1a<\/p>\n<ol>\n<li>\u89e3\u6790\u76f8\u5173\u7684Bean\u5bf9\u8c61\u7684\u7c7b\u578b\u3002<\/li>\n<li>\u6821\u9a8c\u548c\u5206\u6790\u5904\u7406\u76f8\u5173\u7684override\u6ce8\u89e3\u4fee\u9970\u7684\u65b9\u6cd5\uff0c\u4e3b\u8981\u7528\u4e8e\u5148\u53bb\u6821\u9a8c\u548c\u5206\u6790\u662f\u5426\u5b58\u5728\u91cd\u8f7d\u65b9\u6cd5\u6216\u8005\u8986\u76d6\u65b9\u6cd5\uff0c\u65b9\u4fbfcglib\u52a8\u6001\u4ee3\u7406\u7684\u65f6\u5019\u4e0d\u9700\u8981\u8fdb\u884c\u6821\u9a8c\uff0c\u800c\u662f\u76f4\u63a5\u5904\u7406\u8c03\u7528\u5373\u53ef\u3002<\/li>\n<li>\u5176\u4e2d\u6709\u4e00\u4e2a\u5c5e\u6027\uff1alookup-method\uff0c\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5728\u5355\u4f8b\u5bf9\u8c61\u91cc\u9762\u52a0\u5165\u4e00\u4e2a\u539f\u578b\u6a21\u5f0f\uff08prototype\uff09\u7684\u5bf9\u8c61\u5c5e\u6027\uff0c\u90a3\u4e48\u53ef\u4ee5\u8003\u8651\u4f7f\u7528&lt;lookup-method name=\"getPrototypeBean\", bean = \"prototypeBean\" \/&gt; ApplicationContextAware\u3002<\/li>\n<li>bean\u5b9e\u4f8b\u5316\u524d\u7684\u540e\u7f6e\u5904\u7406\u63a7\u5236hook\u94a9\u5b50\u51fd\u6570\u4ee5\u53ca\u76f8\u5173\u56de\u8c03\u673a\u5236\u63a7\u5236\u3002<\/li>\n<\/ol>\n<h2>createBean\u7684\u6700\u6838\u5fc3\u65b9\u6cd5doCreateBean<\/h2>\n<ul>\n<li>\u8c03\u7528doCreateBean\u521b\u5efabean\u5b9e\u4f8b\uff0c\u6b64\u65b9\u6cd5\u7b97\u662f\u6700\u5e95\u5c42\u7684\u521b\u5efacreateBean\u7684\u4ee3\u8868\u65b9\u6cd5\u4e86\uff0c\u9996\u5148\u4ed6\u4f1a\u9075\u5faa\u4ece\u7f13\u5b58\u4e2d\u533a\u83b7\u53d6\u76f8\u5173\u7684BeanWrapper\u5b9e\u73b0\u7c7b\u5bf9\u8c61\uff0c\u5e76\u4e14\u6e05\u9664\u4e00\u4e9b\u4e34\u65f6\u6570\u636e\u4fe1\u606f\u3002<\/li>\n<li>\u5982\u679c\u7f13\u5b58\u4e2d\u6ca1\u6709\u76f8\u5173\u7684\u7f13\u5b58\uff0c\u5219\u4f1a\u8fdb\u884c\u624b\u52a8\u521b\u5efabean\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u5c06\u5b9e\u4f8b\u5bf9\u8c61\u5305\u88f9\u5728BeanWrapper\u5b9e\u4f8b\u7c7b\u5bf9\u8c61\u5e76\u4e14\u8fd4\u56de\u8be5BeanWrapper\u5bf9\u8c61\u3002<\/li>\n<li>\u5e76\u4e14\u91c7\u7528MergeBeanDefinitionBeanPostProcessor\u7684\u540e\u7f6e\u5904\u7406\u5668\uff0c\u5bf9\u76f8\u5173\u7684\u5bf9\u8c61\u7684abstract\u548cparent\u7684\u7ee7\u627f\u5173\u7cfb\u7684bean\u8fdb\u884c\u5408\u5e76\u5904\u7406\u3002<\/li>\n<li>\u6839\u636e\u7cfb\u7edf\u7684\u914d\u7f6e\u662f\u5426\u652f\u6301\u5faa\u73af\u4f9d\u8d56\u7684\u9009\u9879\uff0c\u8fdb\u884c\u9009\u62e9\u548c\u51b3\u5b9a\u662f\u5426\u91c7\u7528\u63d0\u524d\u66b4\u9732bean\u7684\u65e9\u671f\u5f15\u7528\uff08early reference\uff09\uff0c\u4e3b\u8981\u7528\u4e8e\u5904\u7406\u7684\u5faa\u73af\u4f9d\u8d56\u3002<\/li>\n<li>\u4e4b\u540e\u5bf9\u76f8\u5173\u7684\u63d0\u524d\u66b4\u9732\u7684\u5f15\u7528\u548c\u5c5e\u6027\u5b57\u6bb5\u8fdb\u884c\u4f7f\u7528popluateBean\u65b9\u6cd5\u8fdb\u884c\u5f15\u7528\u7684\u5c5e\u6027\u8fdb\u884c\u586b\u5145\uff0c\u5176\u4e2d\u4e5f\u5305\u542b\u4e86\u76f8\u5173\u7684\u5faa\u73af\u5f15\u7528\u7684\u6982\u5ff5\u5728\u91cc\u9762\u3002<\/li>\n<li>\u8c03\u7528\u76f8\u5173\u7684initializeBean\u65b9\u6cd5\u5b8c\u6210\u4f59\u4e0b\u7684\u521d\u59cb\u5316\u5de5\u4f5c\u4efb\u52a1\uff0c\u5305\u542b\u4e86\uff1ainitializeBean\u63a5\u53e3\u5b9e\u73b0\u3001@PostConstruct\u6ce8\u89e3\u5904\u7406\u63a7\u5236\u3001\u4ee5\u53cainit-method\u65b9\u6cd5\u7684\u5c5e\u6027\u5904\u7406\u3002<\/li>\n<li>\u6ce8\u518c\u9500\u6bc1\u76f8\u5173\u7684distroy-method\u7684\u5c5e\u6027\u4ee5\u53ca\u76f8\u5173\u7684preDestory\u7684\u65b9\u6cd5\u63a7\u5236\u3002<\/li>\n<\/ul>\n<h2>doCreateBean\u521b\u5efa\u6700\u539f\u59cb\u7684Bean\u5bf9\u8c61<\/h2>\n<p style=\"text-indent:2em;\">\u4e3b\u8981\u901a\u8fc7createBeanInstance\u65b9\u6cd5\u5b9e\u4f8b\u673a\u5236\uff0c\u5176\u6838\u5fc3\u6d41\u7a0b\u4e3a\uff1a<\/p>\n<ul>\n<li>\u68c0\u6d4b\u7c7b\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u82e5\u7981\u6b62\u8bbf\u95ee\uff0c\u5219\u4f1a\u629b\u51fa\u5f02\u5e38\u673a\u5236\u3002<\/li>\n<li>\u5982\u679c\u8be5\u5bf9\u8c61bean\u7684factory-method\u5c5e\u6027\u5305\u542b\u4e86factory\u5de5\u5382\u65b9\u6cd5\u673a\u5236\u4e0d\u4e3a\u7a7a\uff0c\u5219\u901a\u8fc7\u8be5\u5b9a\u4e49\u7684\u58f0\u660e\u7684\u76f8\u5173\u7684factory\u65b9\u6cd5\u8fdb\u884c\u521b\u5efabean\uff0c\u5e76\u4e14\u8fd4\u56de\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<h2>\u901a\u8fc7\u76f8\u5173\u7684\u6784\u9020\u5668\u7684\u65b9\u5f0f\u8fdb\u884c\u6784\u5efa\u5bf9\u8c61<\/h2>\n<p style=\"text-indent:2em;\">\u5728\u6b64\u6211\u4eec\u4f1a\u91c7\u7528construct\u7684\u65b9\u5f0f\u8fdb\u884c\u53cd\u5c04\u8fdb\u884c\u6784\u5efa\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u5e76\u4e14\u8fd4\u56de\u5bf9\u8c61\u7684\u5bf9\u8c61\u7ed3\u679c\uff0c\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u521b\u5efa\u76f8\u5173\u7684BeanWrapperImpl\u5bf9\u8c61\u4f5c\u4e3a\u5148\u5173\u7684Bean\u5b9e\u4f8b\u5bf9\u8c61\u7684\u5305\u88c5\u5b9e\u73b0\u7c7b\u3002<\/li>\n<li>\u4e4b\u540e\u9700\u8981\u8fdb\u884c\u6784\u5efa\u76f8\u5173\u7684\u771f\u5b9e\u7684\u539f\u59cb\u6a21\u578b\u5bf9\u8c61\uff0c\u5176\u4e2d\u4e0a\u9762\u8bf4\u4e86\uff0c\u5982\u679c\u8be5bean\u5b9a\u4e49\u62e5\u6709\u76f8\u5173\u7684factory\u65b9\u6cd5\uff0c\u5219\u4f1a\u76f4\u63a5\u901a\u8fc7factory\u65b9\u6cd5\u5efa\u7acb\uff0c\u5426\u5219\u4f1a\u91c7\u7528\u6784\u9020\u5668\u7684\u65b9\u5f0f\u8fdb\u884c\u6784\u5efa\u54e6\uff01<\/li>\n<li>\u4f1a\u9488\u5bf9\u4e8e\u8be5\u5bf9\u8c61\u7684\u6240\u6709\u5b9a\u4e49\u4ee5\u53ca\u9690\u542b\u7684\u6784\u9020\u5668\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\uff0c\u91c7\u7528minOrArg\u65b9\u5f0f\u8ba1\u7b97\u51fa\uff0c\u8fdb\u884c\u5206\u6790\u51fa\u4e86\u4e00\u4e2a\u6309\u7167\u53c2\u6570\u6570\u91cf\u8fdb\u884c\u6392\u5e8f\u7684\u6784\u9020\u5668\u5217\u8868\u3002\uff08\u5176\u4e2d\u4f1a\u5305\u542b\u7740\u8bbf\u95ee\u4f18\u5148\u7ea7\u4ee5\u53ca\u53c2\u6570\u4e2a\u6570\u7684\u6761\u4ef6\u8fdb\u884c\u6392\u5e8f\uff09\u3002<\/li>\n<li>\u4e00\u822c\u9ed8\u8ba4\u800c\u8a00\uff0c\u4f1a\u4f7f\u7528\u6700\u5c11\u53c2\u6570\u7684\u6784\u9020\u5668\uff0c\u5f53\u7136\u5982\u679c\u5b58\u5728\u9ed8\u8ba4\u6784\u9020\u5668\uff0c\u4e00\u822c\u4f1a\u91c7\u7528\u9ed8\u8ba4\u6784\u9020\u5668\u53bb\u8fdb\u884c\u5904\u7406\uff0c\u4f46\u662f\u5982\u679c\u5b58\u5728\u975e\u9ed8\u8ba4\u7684\u6784\u9020\u5668\uff0c\u5219\u4f1a\u91c7\u7528\u53c2\u6570\u6ce8\u5165\u7684\u65b9\u5f0f\u8fdb\u884c\u6784\u9020\u5668\u8fdb\u884c\u6784\u5efa\u3002<\/li>\n<li><strong>\u6838\u5fc3\uff1a<\/strong> 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style=\"text-indent:2em;\">\u90a3\u4e48\u4f1a\u91c7\u7528\u7ec4\u5408\u65b9\u5f0f\u8fdb\u884c\u6784\u5efa\u8be5\u5bf9\u8c61<\/p>\n<ol>\n<li>\u901a\u8fc7\u5de5\u5382\u7684\u65b9\u6cd5\u8fdb\u884c\u6784\u5efa<\/li>\n<li>\u901a\u8fc7\u81ea\u5b9a\u4e49\u6784\u9020\u5668\u8fdb\u884c\u6784\u5efa<\/li>\n<li>\u901a\u8fc7\u9ed8\u8ba4\u6784\u9020\u5668\u8fdb\u884c\u6784\u5efa<\/li>\n<\/ol>\n<h2>\u6784\u5efa\u7684\u65b9\u5f0f\u9700\u8981\u914d\u5408\u52a8\u6001\u4ee3\u7406\u673a\u5236<\/h2>\n<p style=\"text-indent:2em;\">\u4e3a\u4e86\u65b9\u4fbf\u6211\u4eec\u8fdb\u884c\u5728\u5bf9Springbean\u5bb9\u5668\u7684\u5bf9\u8c61\u8fdb\u884cAOP\u62e6\u622a\u64cd\u4f5c\u5904\u7406\u673a\u5236\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/8336be7bce29420eaa2d17e8ff8e56d3.png\" =\"\" =\"ce9f7938e88d5477a4a4333455dd8888.png\" alt=\"\u300cSpring\u4e13\u573a\u300d\u4e0d\u770b\u6e90\u7801\u5c31\u5e26\u4f60\u8ba4\u8bc6\u6838\u5fc3\u6d41\u7a0b\u4ee5\u53ca\u8fd0\u4f5c\u539f\u7406 (https:\/\/mushiming.com\/)  \u7b2c1\u5f20\" title=\"\u300cSpring\u4e13\u573a\u300d\u4e0d\u770b\u6e90\u7801\u5c31\u5e26\u4f60\u8ba4\u8bc6\u6838\u5fc3\u6d41\u7a0b\u4ee5\u53ca\u8fd0\u4f5c\u539f\u7406  \u7b2c1\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" > <\/p>\n<h2>\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56<\/h2>\n<p style=\"text-indent:2em;\">\u8bdd\u4e0d\u591a\u8bf4\uff0c\u5c31\u662f\u63d0\u524d\u66b4\u9732\uff0c\u53ef\u4ee5\u901a\u8fc7factory\u907f\u8fc7\u53bb\u4ee5\u53ca@lazy\u4e0d\u4f1a\u5f15\u8d77\u9519\u8bef\u7b49\u3002<\/p>\n<h2>IOC\u5bb9\u5668\u7bc7<\/h2>\n<p style=\"text-indent:2em;\">\u4e3b\u8981\u7684\u65b9\u6cd5\u4e3apopulateBean\u65b9\u6cd5<\/p>\n<h2>popluteBean\u7684\u65b9\u6cd5\u7684\u6267\u884c\u6d41\u7a0b<\/h2>\n<p 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