{"id":22355,"date":"2024-03-15T23:26:20","date_gmt":"2024-03-15T23:26:20","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/"},"modified":"2024-03-21T22:40:54","modified_gmt":"2024-03-21T22:40:54","slug":"how-to-write-code-for-global-exception-handling-in-spring-boot","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/","title":{"rendered":"How to write code for global exception handling in Spring Boot?"},"content":{"rendered":"<p>In Spring Boot, you can handle all exceptions in your application by creating a global exception handler. Here is an example code demonstrating how to implement a global exception handling mechanism.<\/p>\n<p>Firstly, create a custom exception handler class and implement the @ControllerAdvice and @ExceptionHandler annotations, so that Spring Boot will recognize it as a global exception handler.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">@ControllerAdvice<\/span>\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">GlobalExceptionHandler<\/span> {\r\n\r\n    <span class=\"hljs-meta\">@ExceptionHandler(Exception.class)<\/span>\r\n    <span class=\"hljs-keyword\">public<\/span> ResponseEntity&lt;String&gt; <span class=\"hljs-title function_\">handleException<\/span><span class=\"hljs-params\">(Exception e)<\/span> {\r\n        <span class=\"hljs-comment\">\/\/ \u5728\u8fd9\u91cc\u7f16\u5199\u5f02\u5e38\u5904\u7406\u903b\u8f91<\/span>\r\n        <span class=\"hljs-comment\">\/\/ \u53ef\u4ee5\u6839\u636e\u5177\u4f53\u7684\u5f02\u5e38\u7c7b\u578b\u8fdb\u884c\u4e0d\u540c\u7684\u5904\u7406<\/span>\r\n        <span class=\"hljs-comment\">\/\/ \u8fd4\u56de\u81ea\u5b9a\u4e49\u7684\u9519\u8bef\u6d88\u606f\u6216\u9519\u8bef\u7801<\/span>\r\n        <span class=\"hljs-keyword\">return<\/span> ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(<span class=\"hljs-string\">\"Internal Server Error\"<\/span>);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>In the handleException method, different handling logics can be implemented based on specific exception types, and custom error messages or error codes can be returned.<\/p>\n<p>Next, in the main class of Spring Boot, add the @EnableWebMvc annotation to enable global exception handling.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">@SpringBootApplication<\/span>\r\n<span class=\"hljs-meta\">@EnableWebMvc<\/span>\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Application<\/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(Application.class, args);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>In this way, any exceptions thrown in the application will be caught and handled by the global exception handler.<\/p>\n<p>It&#8217;s important to note that the global exception handler can only handle exceptions thrown in the Controller layer. If exceptions are thrown in the Service layer or elsewhere and require handling, you can use a try-catch block in the corresponding method to handle the exceptions and return a custom error message or error code.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Spring Boot, you can handle all exceptions in your application by creating a global exception handler. Here is an example code demonstrating how to implement a global exception handling mechanism. Firstly, create a custom exception handler class and implement the @ControllerAdvice and @ExceptionHandler annotations, so that Spring Boot will recognize it as a global [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-22355","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"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>How to write code for global exception handling in Spring Boot? - Blog - Silicon Cloud<\/title>\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-code-for-global-exception-handling-in-spring-boot\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to write code for global exception handling in Spring Boot?\" \/>\n<meta property=\"og:description\" content=\"In Spring Boot, you can handle all exceptions in your application by creating a global exception handler. Here is an example code demonstrating how to implement a global exception handling mechanism. Firstly, create a custom exception handler class and implement the @ControllerAdvice and @ExceptionHandler annotations, so that Spring Boot will recognize it as a global [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-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=\"2024-03-15T23:26:20+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-21T22:40:54+00:00\" \/>\n<meta name=\"author\" content=\"Isabella Edwards\" \/>\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=\"Isabella Edwards\" \/>\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-code-for-global-exception-handling-in-spring-boot\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/\"},\"author\":{\"name\":\"Isabella Edwards\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd\"},\"headline\":\"How to write code for global exception handling in Spring Boot?\",\"datePublished\":\"2024-03-15T23:26:20+00:00\",\"dateModified\":\"2024-03-21T22:40:54+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/\"},\"wordCount\":184,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/\",\"name\":\"How to write code for global exception handling in Spring Boot? - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\"},\"datePublished\":\"2024-03-15T23:26:20+00:00\",\"dateModified\":\"2024-03-21T22:40:54+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.silicloud.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to write code for global exception handling in Spring Boot?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"name\":\"Silicon Cloud Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\",\"name\":\"Silicon Cloud Blog\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"contentUrl\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"width\":1024,\"height\":1024,\"caption\":\"Silicon Cloud Blog\"},\"image\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\",\"https:\/\/twitter.com\/SiliCloudGlobal\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd\",\"name\":\"Isabella Edwards\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/d4d4dec47f553ac7961d9fa4cc9bdcdcf5b7ce5106594330b6d25c5694fdbaec?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/d4d4dec47f553ac7961d9fa4cc9bdcdcf5b7ce5106594330b6d25c5694fdbaec?s=96&d=mm&r=g\",\"caption\":\"Isabella Edwards\"},\"url\":\"https:\/\/www.silicloud.com\/blog\/author\/isabellaedwards\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"How to write code for global exception handling in Spring Boot? - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/","og_locale":"en_US","og_type":"article","og_title":"How to write code for global exception handling in Spring Boot?","og_description":"In Spring Boot, you can handle all exceptions in your application by creating a global exception handler. Here is an example code demonstrating how to implement a global exception handling mechanism. Firstly, create a custom exception handler class and implement the @ControllerAdvice and @ExceptionHandler annotations, so that Spring Boot will recognize it as a global [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-15T23:26:20+00:00","article_modified_time":"2024-03-21T22:40:54+00:00","author":"Isabella Edwards","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Isabella Edwards","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/"},"author":{"name":"Isabella Edwards","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd"},"headline":"How to write code for global exception handling in Spring Boot?","datePublished":"2024-03-15T23:26:20+00:00","dateModified":"2024-03-21T22:40:54+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/"},"wordCount":184,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/","url":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/","name":"How to write code for global exception handling in Spring Boot? - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/#website"},"datePublished":"2024-03-15T23:26:20+00:00","dateModified":"2024-03-21T22:40:54+00:00","breadcrumb":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-for-global-exception-handling-in-spring-boot\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.silicloud.com\/blog\/"},{"@type":"ListItem","position":2,"name":"How to write code for global exception handling in Spring Boot?"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/blog\/#website","url":"https:\/\/www.silicloud.com\/blog\/","name":"Silicon Cloud Blog","description":"","publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.silicloud.com\/blog\/#organization","name":"Silicon Cloud Blog","url":"https:\/\/www.silicloud.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","contentUrl":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","width":1024,"height":1024,"caption":"Silicon Cloud Blog"},"image":{"@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/SiliCloudGlobal\/","https:\/\/twitter.com\/SiliCloudGlobal"]},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd","name":"Isabella Edwards","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/d4d4dec47f553ac7961d9fa4cc9bdcdcf5b7ce5106594330b6d25c5694fdbaec?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/d4d4dec47f553ac7961d9fa4cc9bdcdcf5b7ce5106594330b6d25c5694fdbaec?s=96&d=mm&r=g","caption":"Isabella Edwards"},"url":"https:\/\/www.silicloud.com\/blog\/author\/isabellaedwards\/"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/22355","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/comments?post=22355"}],"version-history":[{"count":1,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/22355\/revisions"}],"predecessor-version":[{"id":56272,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/22355\/revisions\/56272"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/media?parent=22355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/categories?post=22355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/tags?post=22355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}