{"id":338,"date":"2024-07-19T22:33:35","date_gmt":"2024-07-19T14:33:35","guid":{"rendered":"https:\/\/forelink.top\/?p=338"},"modified":"2024-07-19T22:34:52","modified_gmt":"2024-07-19T14:34:52","slug":"2-bean%e5%8a%a0%e8%bd%bd%e6%8e%a7%e5%88%b6","status":"publish","type":"post","link":"https:\/\/forelink.top\/index.php\/2024\/07\/19\/2-bean%e5%8a%a0%e8%bd%bd%e6%8e%a7%e5%88%b6\/","title":{"rendered":"SpringMVC-Bean\u52a0\u8f7d\u63a7\u5236"},"content":{"rendered":"\n

Bean\u52a0\u8f7d\u63a7\u5236<\/h1>\n\n\n\n

\u63a7\u5236Bean\u52a0\u8f7d\uff1a<\/h2>\n\n\n\n

\u5728\u5165\u95e8\u6848\u4f8b\u4e2d\uff0c\u5982\u679c\u6709\u4e0d\u60f3\u88ab\u52a0\u8f7d\u7684bean\uff0c\u5728Spring\u52a0\u8f7d\u7684bean\u52a0\u8f7dSpring\u7684\u65f6\u5019\u6709\u4e24\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4f7f\u7528<\/p>\n\n\n\n

\u65b9\u5f0f\uff1a<\/h3>\n\n\n\n

\u200b Spring\u52a0\u8f7d\u7684bean\u8bbe\u5b9a\u626b\u63cf\u8303\u56f4\u4e3acom.forelink\uff0c\u6392\u9664\u6389controller\u5305\u5185\u7684bean\n\u200b <\/p>\n\n\n\n

\/\/\u5728ComponentScan\u6ce8\u89e3\u540e\u52a0\u5165\u53c2\u6570\uff0c\u9650\u5b9a\u626b\u63cf\u8303\u56f4\n@ComponentScan({\"com.forelink.service\",\"com.forelink.dao\"})\npublic class SpringConfig{\n}\n<\/code><\/pre>\n\n\n\n
\u200b    \u626b\u63cfDao\u5305\uff0c\u901a\u7528\u6027\u4f1a\u597d\n\u200b    \u5982\u679c\u4e0d\u7528Mybatis\u6280\u672f\uff0c\u7528\u5176\u4ed6\u6280\u672f\uff0c\u4e5f\u8981\u626b\u63cfDao\u5305\u3002\n\u200b    \u80fd\u628a\u6570\u636e\u5c42\u5305\u62ec\u8fdb\u6765\uff0c\u5c5e\u4e8e\u6807\u51c6\u5f00\u53d1\u7684\u4e00\u79cd\n\u200b    \u540e\u7eed\u66f4\u6539\u6570\u636e\u5c42\u5c31\u4e0d\u7528\u4fee\u6539\u3002<\/p>\n\n\n\n
\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6392\u9664\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n
\/\/\u4f7f\u7528\u6392\u9664\u65b9\u6cd5\n@ComponentScan(value=\"com.forelink\",\n    excludeFilters = @ComponentScan.Filter(\n        \/\/\u9700\u8981\u4e00\u4e2a\u53c2\u6570type,FilterType.[\u8fc7\u6ee4\u7b56\u7565]\n        \/\/\u6b64\u5904\u662f\u8fc7\u6ee4\u6ce8\u89e3\n        type = FilterType.ANOTATION,\n        \/\/\u8fc7\u6ee4 com.forelink \u4e2d\u7684 Controller \u6ce8\u89e3\n        classes = Controller.class\n        \n    )\n)\npublic class SpringConfig{\n}\n<\/code><\/pre>\n\n\n\n
\u200b    \u4e5f\u6709includeFilter\uff0c\u53ef\u4ee5\u52a0\u8f7d\u6307\u5b9a\u7684bean\u3002\n\u200b    \u53ef\u4ee5\u5199\u4e00\u4e2a\u6d4b\u8bd5\u7c7b\u8fdb\u884c\u6548\u679c\u6d4b\u8bd5<\/p>\n\n\n\n
public class App {\n    public static void main(String[] args) {\n\/\/        AnnotationConfigApplicationContext ctx = new     AnnotationConfigApplicationContext();\n\/\/        ctx.register(SpringConfig.class);\n        \/\/\u4e5f\u53ef\u4ee5\u7528\u8fd9\u79cd\u65b9\u5f0f\u6765\u6ce8\u518cSpring\u914d\u7f6e\u6587\u4ef6\n        AnnotationConfigApplicationContext ctx = new         AnnotationConfigApplicationContext(SpringConfig.class);\n     System.out.println(ctx.getBean(UserController.class));;\n    }\n}\n<\/code><\/pre>\n\n\n\n
\u200b    \u4f1a\u5f39\u51fa\u62a5\u9519\uff0c\u63d0\u793a\u52a0\u8f7d\u4e0d\u4e86\u5e26\u6709Controller\u7684Bean\uff0c\u6210\u529f\u3002<\/p>\n\n\n\n
\u200b    \u8981\u6ce8\u610f\u5e26@configuration\u6ce8\u89e3\u7684\uff0c\u90fd\u6709\u52a0\u8f7dbean\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u200b    Springboot\u4e2d \u901a\u8fc7Filter\u6765\u5bf9Bean\u7684\u7cbe\u7ec6\u7c92\u5b50\u5ea6\u8fdb\u884c\u7684\u63a7\u5236<\/p>\n\n\n\n
\u8fd8\u6709\u4e00\u79cd\u65b9\u5f0f\u662f\uff0c\u4e0d\u5bf9Spring\u4f1aSpringMVC\u52a0\u4ee5\u533a\u5206\uff0c\u90fd\u52a0\u8f7d\u5230\u73af\u5883\u4e2d\u3002\n\u521b\u5efa\u591a\u4e2a\u5bb9\u5668\u3002<\/p>\n\n\n\n
bean\u914d\u7f6e\u6587\u4ef6\u7684\u52a0\u8f7d\uff1a<\/h2>\n\n\n\n
\u200b    ServletContainersInitConfig\u53ef\u4ee5\u7ee7\u627fAbstractAnnotationConfigDispatcherServletInitializer\uff0c\u6765\u7b80\u5316\u5f00\u53d1\u6d41\u7a0b<\/p>\n\n\n\n
public class ServletContainerInitConfig extends AbstractAnnotationConfigDispatcherServletInitializer{\n    \/\/RootConfig\u914dSpring\u7684\u5185\u5bb9\n    @Override\n    protected Class<?>[] getRootConfigClasses() {\n        return new Class[]{SpringConfig.class};\n    }\n    \/\/ServletConfig\u4e0b\u914d\u7f6eSpringMVC\u7684\u5185\u5bb9\n    @Override\n    protected Class<?>[] getServletConfigClasses() {\n        return new Class[]{SpringMvcConfig.class};\n    }\n\n    @Override\n    protected String[] getServletMappings() {\n        return new String[]{\"\/\"};\n    }\n}\n\/\/\u4e0e\u4e0b\u5217\u5185\u5bb9\u662f\u4e00\u6837\u7684\n\/\/public class ServletContainerInitConfig extends AbstractDispatcherServletInitializer{\n\/\/    @Override\n\/\/    protected WebApplicationContext createServletApplicationContext() {\n\/\/        AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();\n\/\/        ctx.register(SpringMvcConfig.class);\n\/\/        return ctx;\n\/\/    }\n\/\/    @Override\n\/\/    protected String[] getServletMappings() {\n\/\/        return new String[]{\"\/\"};\n\/\/    }\n\/\/    @Override\n\/\/    protected WebApplicationContext createRootApplicationContext() {\n\/\/        AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();\n\/\/        ctx.register(SpringConfig.class);\n\/\/    }\n\/\/}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
Bean\u52a0\u8f7d\u63a7\u5236 \u63a7\u5236Bean\u52a0\u8f7d\uff1a \u5728\u5165\u95e8\u6848\u4f8b\u4e2d\uff0c\u5982\u679c\u6709\u4e0d\u60f3\u88ab\u52a0\u8f7d\u7684bean\uff0c\u5728Spring\u52a0\u8f7d\u7684bean\u52a0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[28,17],"tags":[],"class_list":["post-338","post","type-post","status-publish","format-standard","hentry","category-spring","category-17"],"_links":{"self":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/338","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/comments?post=338"}],"version-history":[{"count":2,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/338\/revisions"}],"predecessor-version":[{"id":342,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/posts\/338\/revisions\/342"}],"wp:attachment":[{"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/media?parent=338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/categories?post=338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forelink.top\/index.php\/wp-json\/wp\/v2\/tags?post=338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}