【方案一】
利用:com.google.gson
原文地址:https://www.cnblogs.com/dreamyu/p/6833041.html
package com.JavaTest; import com.google.gson.JsonArray; import com.google.gson.JsonObject; public class CreatJson { public static void main(String[] args) { JsonObject object = new JsonObject(); object.addProperty("cat", "it"); JsonArray array = new JsonArray(); JsonObject lan1 = new JsonObject(); lan1.addProperty("id", 1); lan1.addProperty("name", "java"); lan1.addProperty("ide", "Eclipse"); array.add(lan1); JsonObject lan2 = new JsonObject(); lan2.addProperty("id", 2); lan2.addProperty("name", "Swift"); lan2.addProperty("ide", "Xcode"); array.add(lan2); JsonObject lan3 = new JsonObject(); lan3.addProperty("id", 3); lan3.addProperty("name", "C#"); lan3.addProperty("ide", "Visual Studio"); array.add(lan3); object.add("language", array); object.addProperty("pop", true); System.out.print(object.toString()); } }
输出结果:
{
"cat":"it",
"languages":[
{"id":1,"ide":"Eclipse","name":"JAVA"},
{"id":2,"ide":"Xcode","name":"Swift"},
{"id":3,"ide":"Visual Studio","name":"C#"}
],
"pop":true
}