{"id":4155,"date":"2024-03-13T08:01:48","date_gmt":"2024-03-13T08:01:48","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-automatic-configuration-be-implemented-in-springboot\/"},"modified":"2025-07-31T04:04:26","modified_gmt":"2025-07-31T04:04:26","slug":"how-can-automatic-configuration-be-implemented-in-springboot","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-automatic-configuration-be-implemented-in-springboot\/","title":{"rendered":"Spring Boot Auto Configuration Guide"},"content":{"rendered":"<p>The main way Spring Boot achieves automatic configuration is through the use of the @EnableAutoConfiguration and @SpringBootApplication annotations.<\/p>\n<ol>\n<li>This is a Spring Boot application.<\/li>\n<li>Setting@Configuration<\/li>\n<li>Automatically configure dependencies.<\/li>\n<li>Annotation used in Spring Framework to automatically scan and detect Spring components like classes annotated with @Controller, @Service, @Repository, etc.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">@SpringBootApplication<\/span>\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">MyApplication<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        SpringApplication.run(MyApplication.class, args);\r\n    }\r\n}\r\n<\/code><\/pre>\n<ol>\n<li>Spring Boot automatically configures the application settings based on the dependencies in the classpath.<\/li>\n<li>If custom configuration is needed, you can create a configuration class, annotate it with @Configuration, and then define the required beans using the @Bean annotation within the configuration class.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">@Configuration<\/span>\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">MyConfig<\/span> {\r\n    <span class=\"hljs-meta\">@Bean<\/span>\r\n    <span class=\"hljs-keyword\">public<\/span> MyService <span class=\"hljs-title function_\">myService<\/span><span class=\"hljs-params\">()<\/span> {\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">MyService<\/span>();\r\n    }\r\n}\r\n<\/code><\/pre>\n<ol>\n<li>Annotation for Spring Boot applications<\/li>\n<li>omit<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">@SpringBootApplication(exclude = {DataSourceAutoConfiguration.class})<\/span>\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">MyApplication<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        SpringApplication.run(MyApplication.class, args);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>By following the above steps, the functionality of automatic assembly can be achieved. Spring Boot will automatically configure the application environment based on the configuration and dependencies under the classpath, and can further customize the configuration through custom configuration classes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The main way Spring Boot achieves automatic configuration is through the use of the @EnableAutoConfiguration and @SpringBootApplication annotations. This is a Spring Boot application. Setting@Configuration Automatically configure dependencies. Annotation used in Spring Framework to automatically scan and detect Spring components like classes annotated with @Controller, @Service, @Repository, etc. @SpringBootApplication public class MyApplication { public static [&hellip;]<\/p>\n","protected":false},"author":6,"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":[1],"tags":[3442,3441,87,2522,2523],"class_list":["post-4155","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-enableautoconfiguration","tag-auto-configuration","tag-java","tag-spring-boot","tag-spring-framework"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Spring Boot Auto Configuration Guide - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how Spring Boot auto configuration works with @EnableAutoConfiguration and @SpringBootApplication annotations. 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