Bean\u7684\u751f\u547d\u5468\u671f\u6307\u7684\u662fbean\u4ece\u521b\u5efa\u5230\u9500\u6bc1\u7684\u8fc7\u7a0b\uff0c\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b4\u4e2a\u9636\u6bb5\uff1a<\/p>\n\n\n\n
\u4f9d\u8d56\u6ce8\u5165\u5c31\u662f\u5728bean\u7684\u751f\u547d\u5468\u671f\u65f6\u6210\u73af\u4f9d\u8d56\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7684\u7a0b\u5e8f\u6b7b\u5faa\u73af\u73b0\u8c61\uff0c\u5177\u4f53\u6765\u8bf4\u5982\u679cA\u4f9d\u8d56\u6ce8\u5165\u4e86B\uff0c\u5e76\u4e14B\u4e5f\u4f9d\u8d56\u6ce8\u5165\u4e86A\u65f6\uff0c\u5047\u5982A\u5355\u4f8b\u5148\u521b\u5efa\uff0cA\u7684Bean\u751f\u547d\u5468\u671f\u7684\u5c5e\u6027\u8d4b\u503c\u9636\u6bb5\u4f1a\u53bb\u904d\u5386\u5e76\u4e14\u521b\u5efa\u5c5e\u6027\u5bf9\u5e94\u7684\u5b9e\u4f8b\uff0c\u8fd9\u65f6\u4f1a\u53bb\u521b\u5efaB\u5b9e\u4f8b\uff0c\u800cB\u521b\u5efa\u7684Bean\u751f\u547d\u5468\u671f\u65f6\u4f1a\u53bb\u521b\u5efaA\u5b9e\u4f8b\uff0c\u8fd9\u6837\u5c31\u5bfc\u81f4\u4e86\u7a0b\u5e8f\u6b7b\u5faa\u73af\u7684\u53d1\u751f\u3002<\/p>\n\n\n\n
Spring\u89e3\u51b3\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\u7684\u65b9\u6cd5\u662f\u4e09\u7ea7\u7f13\u5b58\u673a\u5236\uff0c\u5bf9\u5e94\u7684\u4e09\u7ea7\u7f13\u5b58\uff1a<\/p>\n\n\n\n
\u5faa\u73af\u4f9d\u8d56\u95ee\u9898\u51fa\u73b0\u7684\u4e3b\u8981\u539f\u56e0\u662f\uff1a\u5728\u83b7\u53d6bean\u5355\u4f8b\u65f6\u6ca1\u6709\u5224\u65ad\u662f\u5426\u5df2\u7ecf\u521b\u5efa\u4e86\u5355\u4f8b\u5bf9\u8c61\u3002\u6240\u4ee5\u89e3\u51b3\u95ee\u9898\u7684\u65b9\u6cd5\u4e5f\u5f88\u7b80\u5355\uff0c\u5373\u4e00\u4e2aif\u8bed\u53e5\u5224\u65ad\u662f\u5426\u5b58\u5728\u5df2\u7ecf\u521b\u5efa\u7684bean\u5355\u4f8b\u548c\u7f13\u5b58\u5df2\u7ecf\u521b\u5efa\u7684\u5355\u4f8b\u7684\u6570\u636e\u7ed3\u6784\uff0c\u8fd9\u4e2aspring\u7684\u786e\u4e5f\u662f\u8fd9\u6837\u5b9e\u73b0\u7684\uff0c\u5e76\u4e14\u6709\u4e09\u4e2a\u7f13\u5b58\u7ed3\u6784\u7ed3\u6784\u6765\u5b58\u50a8bean\u3002<\/p>\n\n\n\n
\u7b2c\u4e00\u7ea7\u7f13\u5b58\u5b58\u50a8\u7684\u662f\u5b8c\u6574\u8d70\u5b8cbean\u751f\u547d\u5468\u671f\u524d\u4e09\u4e2a\u9636\u6bb5bean\u5bf9\u8c61\uff0c\u5b83\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u65b9\u9762\u7684\u4f5c\u7528\uff1a<\/p>\n\n\n\n
\u4e4b\u6240\u4ee5\u8bbe\u8ba1\u7b2c\u4e8c\u7ea7\u7f13\u5b58\u548c\u7b2c\u4e09\u7ea7\u7f13\u5b58\uff0c\u800c\u4e0d\u662f\u53ea\u6709\u7b2c\u4e8c\u7ea7\u7f13\u5b58\uff0c\u662f\u56e0\u4e3a\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n\n\n\n
\u81ea\u52a8\u88c5\u914d\u5c31\u662f\u81ea\u52a8\u5c06\u7b2c\u4e09\u65b9\u7684Bean\u88c5\u914d\u5230IOC\u5bb9\u5668\u4e2d\uff0c\u4e0d\u9700\u8981\u5f00\u53d1\u4eba\u5458\u518d\u53bb\u5199\u76f8\u5173\u914d\u7f6e\u3002<\/p>\n\n\n\n
\u5728\u542f\u52a8\u7c7b\u4e0a\u52a0\u4e0a@SpringBootApplication\u5c31\u80fd\u5b9e\u73b0\u81ea\u52a8\u88c5\u914d\uff0c\u800cSpringBootApplication\u662f\u4e00\u4e2a\u590d\u5408\u6ce8\u89e3\uff0c\u771f\u6b63\u5b9e\u73b0\u81ea\u52a8\u88c5\u914d\u7684\u6ce8\u89e3\u662f@EnableAutoConfiguration\uff0c\u8fd9\u4e2a\u6ce8\u89e3\u4f1a\u5bfc\u5165AutoConfigurationImportSelector\u7c7b\uff0c\u800c\u5176\u4e2d\u7684selectImports()\u65b9\u6cd5\u4f1a\u8c03\u7528SpringFactoriesLoader.loadFactoryNames<\/em>()\u65b9\u6cd5\u626b\u63cfMETA-INF\/spring.factories<\/strong>\u7684\u5305\u542b\u7684\u6240\u6709jar\u5305\uff0c\u5e76\u5c06\u6587\u4ef6\u4e2d\u5305\u542b\u7684\u6240\u6709\u7c7b\u88c5\u914d\u5230springIOC\u5bb9\u5668\u4e2d\u3002<\/p>\n\n\n\n \u8de8\u57df\u95ee\u9898\u662f\u6307\u5728\u6d4f\u89c8\u5668\u6267\u884cjavascript\u4ee3\u7801\u65f6\u53d1\u8d77\u8bf7\u6c42\u7684\u57df\u548c\u63a5\u53d7\u8bf7\u6c42\u7684\u57df\u7834\u574f\u4e86\u540c\u6e90\u7b56\u7565\u7684\u73b0\u8c61\u3002<\/p>\n\n\n\n \u89e3\u51b3\u540c\u6e90\u7b56\u7565\u7684\u65b9\u6cd5\u5c31\u662f\u5728\u4e0d\u7834\u574f\u540c\u6e90\u7b56\u7565\u7684\u57fa\u7840\u4e0a\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u5171\u4eab\u548c\u4ea4\u4e92\uff1a<\/p>\n\n\n\n Bean\u4e0d\u540c\u7684\u4f5c\u7528\u57df\u5bf9\u5e94\u4e8eBean\u4e0d\u540c\u7684\u751f\u547d\u5468\u671f\uff0cSpringIOC\u5bb9\u5668\u901a\u8fc7\u7ba1\u7406Bean\u7684\u751f\u547d\u5468\u671f\u6765\u8fbe\u5230\u5b9e\u73b0\u4e0d\u540c\u4f5c\u7528\u57df\u7684\u6548\u679c\u3002\u4e00\u822c\u6765\u8bf4Bean\u6709\u4ee5\u4e0b\u51e0\u79cd\u4f5c\u7528\u57df\uff1a<\/p>\n\n\n\n Filter\u662fservlet\u89c4\u8303\u4e2d\u7528\u4e8e\u62e6\u622a\u3001\u5904\u7406\u548c\u4fee\u6539\u8bf7\u6c42\u4e0e\u54cd\u5e94\u7684\u7ec4\u4ef6\u3002<\/p>\n\n\n\n \u5728servlet\u6267\u884c\u524d\u540e\u6267\u884c\uff0c\u7528\u4e8e\u5728\u8bf7\u6c42\u5230\u8fbeservlet\u524d\u548c\u751f\u6210response\u54cd\u5e94\u540e\u6267\u884c\u81ea\u5b9a\u4e49\u884c\u4e3a\u3002<\/p>\n\n\n\n intercepter\u662fspring\u6846\u67b6\u63d0\u4f9b\u7684\u8bf7\u6c42\u5904\u7406\u7ec4\u4ef6<\/p>\n\n\n\n \u8bf7\u6c42\u5230\u8fbeservlet\u540e\uff0ccontroller\u63a5\u53d7\u8bf7\u6c42\u524d\u3002<\/p>\n\n\n\n \u5e38\u89c1\u62e6\u622a\u5668\u7c7b\u578b\u6709\uff1a<\/p>\n\n\n\n starter\u662f\u4e00\u79cd\u81ea\u52a8\u5316\u914d\u7f6e\u673a\u5236\uff0c\u9075\u5faa\u7ea6\u5b9a\u4f18\u4e8e\u914d\u7f6e\u7684\u601d\u60f3\uff0c\u80fd\u4ee5\u6700\u7b80\u5355\u5feb\u901f\u7684\u65b9\u5f0f\u5f15\u5165\u529f\u80fd\u6a21\u5757\u3002\u5b83\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" Bean\u7684\u751f\u547d\u5468\u671f Bean\u7684\u751f\u547d\u5468\u671f\u6307\u7684\u662fbean\u4ece\u521b\u5efa\u5230\u9500\u6bc1\u7684\u8fc7\u7a0b\uff0c\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b4\u4e2a\u9636\u6bb5\uff1a spring\u5982 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25,85,84],"tags":[],"class_list":["post-1461","post","type-post","status-publish","format-standard","hentry","category-code","category-interview","category-spring"],"_links":{"self":[{"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/1461","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1461"}],"version-history":[{"count":22,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/1461\/revisions"}],"predecessor-version":[{"id":1887,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/posts\/1461\/revisions\/1887"}],"wp:attachment":[{"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1461"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1461"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.spiceandwolf.com.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1461"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Spring Boot\u5982\u4f55\u89e3\u51b3\u8de8\u57df\u8bf7\u6c42<\/h2>\n\n\n\n
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Spring\u4e2dBean\u7684\u4f5c\u7528\u57df<\/h2>\n\n\n\n
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java web\u4e2d\u7684\u8fc7\u6ee4\u5668<\/h2>\n\n\n\n
\u89e6\u53d1\u65f6\u673a<\/h4>\n\n\n\n
\u5e94\u7528\u573a\u666f<\/h4>\n\n\n\n
\n
\u8fc7\u6ee4\u5668\u4f7f\u7528<\/h4>\n\n\n\n
\u5b9e\u73b0Filter\u63a5\u53e3<\/h6>\n\n\n\n
@Component\n@Order(1)\npublic class TestFilter implements Filter {\n @Override\n public void init(FilterConfig filterConfig) throws ServletException {\n Filter.super.init(filterConfig);\n }\n\n @Override\n public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {\n System.out.println(\"\u8fc7\u6ee4\u5668\u6d4b\u8bd5\");\n }\n\n @Override\n public void destroy() {\n Filter.super.destroy();\n }\n}<\/code><\/pre>\n\n\n\n\n
Spring\u7684\u62e6\u622a\u5668<\/h2>\n\n\n\n
\u89e6\u53d1\u65f6\u673a<\/h4>\n\n\n\n
\u5e94\u7528\u573a\u666f<\/h4>\n\n\n\n
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\u62e6\u622a\u5668\u7c7b\u578b<\/h4>\n\n\n\n
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\u62e6\u622a\u5668\u4f7f\u7528<\/h4>\n\n\n\n
\u5b9e\u73b0\u62e6\u622a\u5668\u63a5\u53e3<\/h6>\n\n\n\n
@Component\npublic class TestInterceptor implements HandlerInterceptor {\n @Override\n public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {\n return HandlerInterceptor.super.preHandle(request, response, handler);\n }\n\n @Override\n public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {\n HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);\n }\n\n @Override\n public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {\n HandlerInterceptor.super.afterCompletion(request, response, handler, ex);\n }\n}<\/code><\/pre>\n\n\n\n\n
\u8fc7\u6ee4\u5668\u548c\u62e6\u622a\u5668\u7684\u533a\u522b<\/h2>\n\n\n\n
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Spring boot\u7684starter<\/h2>\n\n\n\n
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