小白请问这种格式该怎么用java拼出来

Question

 [
   {
      id: "Boss",
      children: [
        { id: "Person#1", children: [] },
        { id: "Person#2", children: [] },
        { id: "Person#3", children: [] },
      ]
   }
]

Answer 1

外层定义一个ArrayList
创建类 Element
class Element {
private String id;
private List children;
... ...
}
然后试用 Gson/Fastjson/Jackson 等工具就可以输出相应的JSON结构