{"id":12374,"date":"2024-03-14T15:42:23","date_gmt":"2024-03-14T15:42:23","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-get-a-uuid-in-java\/"},"modified":"2025-08-05T00:45:09","modified_gmt":"2025-08-05T00:45:09","slug":"how-to-get-a-uuid-in-java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-get-a-uuid-in-java\/","title":{"rendered":"Java UUID: How to Generate a Unique ID"},"content":{"rendered":"<p>In Java, the method to retrieve a UUID is by using the randomUUID() method from the java.util.UUID class. You can obtain a UUID by using the following code:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.UUID;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Main<\/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        <span class=\"hljs-type\">UUID<\/span> <span class=\"hljs-variable\">uuid<\/span> <span class=\"hljs-operator\">=<\/span> UUID.randomUUID();\r\n        System.out.println(uuid);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>The code above will generate a random UUID, for example: c2a5b7c3-0e30-4f78-8d84-66cbf5b06e6f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In Java, the method to retrieve a UUID is by using the randomUUID() method from the java.util.UUID class. You can obtain a UUID by using the following code: import java.util.UUID; public class Main { public static void main(String[] args) { UUID uuid = UUID.randomUUID(); System.out.println(uuid); } } The code above will generate a random UUID, [&hellip;]<\/p>\n","protected":false},"author":7,"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":[180,16190,8956,16189,16188],"class_list":["post-12374","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java-programming","tag-java-unique-identifier","tag-java-utilities","tag-randomuuid","tag-uuid-java"],"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>Java UUID: How to Generate a Unique ID - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to efficiently generate UUIDs in Java. This tutorial covers the randomUUID method with practical code examples.\" \/>\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-get-a-uuid-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java UUID: How to Generate a Unique ID\" \/>\n<meta property=\"og:description\" content=\"Learn how to efficiently generate UUIDs in Java. 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