{"id":10731,"date":"2024-03-14T12:44:08","date_gmt":"2024-03-14T12:44:08","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-convert-a-jsonarray-to-a-list-in-java\/"},"modified":"2025-08-04T03:12:50","modified_gmt":"2025-08-04T03:12:50","slug":"how-to-convert-a-jsonarray-to-a-list-in-java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-convert-a-jsonarray-to-a-list-in-java\/","title":{"rendered":"Convert JSONArray to List in Java"},"content":{"rendered":"<p>You can convert a JSONArray to a List using the following method:<\/p>\n<ol>\n<li>Iterate through the JSONArray, convert each of its elements into elements in the List, and then add them to the List.<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> org.json.JSONArray;\r\n<span class=\"hljs-keyword\">import<\/span> org.json.JSONException;\r\n<span class=\"hljs-keyword\">import<\/span> java.util.ArrayList;\r\n<span class=\"hljs-keyword\">import<\/span> java.util.List;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">JsonArrayToList<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> List&lt;Object&gt; <span class=\"hljs-title function_\">jsonArrayToList<\/span><span class=\"hljs-params\">(JSONArray jsonArray)<\/span> {\r\n        List&lt;Object&gt; list = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">ArrayList<\/span>&lt;&gt;();\r\n\r\n        <span class=\"hljs-keyword\">try<\/span> {\r\n            <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">i<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>; i &lt; jsonArray.length(); i++) {\r\n                list.add(jsonArray.get(i));\r\n            }\r\n        } <span class=\"hljs-keyword\">catch<\/span> (JSONException e) {\r\n            e.printStackTrace();\r\n        }\r\n\r\n        <span class=\"hljs-keyword\">return<\/span> list;\r\n    }\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        <span class=\"hljs-type\">JSONArray<\/span> <span class=\"hljs-variable\">jsonArray<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">JSONArray<\/span>(<span class=\"hljs-string\">\"[1, 2, 3, 4, 5]\"<\/span>);\r\n\r\n        List&lt;Object&gt; list = jsonArrayToList(jsonArray);\r\n\r\n        System.out.println(list);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>In the example above, begin by creating an empty List, then iterate through the elements in the JSONArray, adding each one to the List. Finally, output the converted List.<\/p>\n<p>Note: You need to import the dependency library org.json in order to use the JSONArray class.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>You can convert a JSONArray to a List using the following method: Iterate through the JSONArray, convert each of its elements into elements in the List, and then add them to the List. import org.json.JSONArray; import org.json.JSONException; import java.util.ArrayList; import java.util.List; public class JsonArrayToList { public static List&lt;Object&gt; jsonArrayToList(JSONArray jsonArray) { List&lt;Object&gt; list = new [&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":[6387,13530,180,5179,13529],"class_list":["post-10731","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java-json","tag-java-list-conversion","tag-java-programming","tag-json-parsing","tag-jsonarray-to-list"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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