{"id":10200,"date":"2024-03-14T11:43:07","date_gmt":"2024-03-14T11:43:07","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/"},"modified":"2025-08-03T20:31:35","modified_gmt":"2025-08-03T20:31:35","slug":"how-to-write-the-starting-class-in-spring-boot","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/","title":{"rendered":"Spring Boot Main Class Guide"},"content":{"rendered":"<p>When writing a Spring Boot startup class, it is important to follow certain conventions and standards. Typically, a Spring Boot startup class is a Java class annotated with @SpringBootApplication.<\/p>\n<p>Here is a simple example of a Spring Boot startup class:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> org.springframework.boot.SpringApplication;\r\n<span class=\"hljs-keyword\">import<\/span> org.springframework.boot.autoconfigure.SpringBootApplication;\r\n\r\n<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_\">MySpringBootApplication<\/span> {\r\n\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(MySpringBootApplication.class, args);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>In the example above, the @SpringBootApplication annotation is used to identify the main class of a Spring Boot application. The main method serves as the entry point of the program, starting the Spring Boot application by calling the SpringApplication.run method.<\/p>\n<p>In practical development, the main application class usually also contains additional configurations, such as scanning components in specific packages and setting properties. Depending on the specific requirements, corresponding annotations and configurations can be added to the main application class.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When writing a Spring Boot startup class, it is important to follow certain conventions and standards. Typically, a Spring Boot startup class is a Java class annotated with @SpringBootApplication. Here is a simple example of a Spring Boot startup class: import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication public class MySpringBootApplication { public static void main(String[] args) { [&hellip;]<\/p>\n","protected":false},"author":14,"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":[9285,87,12602,2522,1403],"class_list":["post-10200","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-springbootapplication","tag-java","tag-main-class","tag-spring-boot","tag-tutorial"],"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 Main Class Guide - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to create a Spring Boot main class with @SpringBootApplication annotation. Includes code example and best practices.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Spring Boot Main Class Guide\" \/>\n<meta property=\"og:description\" content=\"Learn how to create a Spring Boot main class with @SpringBootApplication annotation. Includes code example and best practices.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-14T11:43:07+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-03T20:31:35+00:00\" \/>\n<meta name=\"author\" content=\"Noah Thompson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Noah Thompson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\"},\"author\":{\"name\":\"Noah Thompson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/2e83cc6ab9f60d36921c2d0f9f280f4a\"},\"headline\":\"Spring Boot Main Class Guide\",\"datePublished\":\"2024-03-14T11:43:07+00:00\",\"dateModified\":\"2025-08-03T20:31:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\"},\"wordCount\":125,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"keywords\":[\"@SpringBootApplication\",\"Java\",\"main class\",\"Spring Boot\",\"tutorial\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-the-starting-class-in-spring-boot\/\",\"name\":\"Spring Boot Main Class Guide - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\"},\"datePublished\":\"2024-03-14T11:43:07+00:00\",\"dateModified\":\"2025-08-03T20:31:35+00:00\",\"description\":\"Learn how to create a Spring Boot main class with @SpringBootApplication annotation. 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