请教下-解析嵌套 json

自己倒腾代码，发现了这个需求，请各位大神不吝赐教： 不同场景 data 的数据类型不一样,所以需要根据入参的类型 resultType,解析 json(现在的入参是 AccountingResponse 有可能别的地方入参就是 FreezingResponse) 用 hutool 的 JSONUtil 或者 fastjson

多谢了~

 public static void main(String[] args) throws Exception { String jsOnStr= "{\"code\":\"00000\",\"data\":{\"orderNo\":\"1681177011860111\",\"transType\":\"REAlTIME\",\"errorMessage\":\"successful\",\"errorCode\":\"00000\",\"accountingTime\":\"2023-04-11T09:36:51.879\",\"status\":\"SUCCESS\"},\"message\":\"SUCCESSFUL\"}"; BaseResponse<AccountingResponse> respOnse= JSON.parseObject(jsonStr, new TypeReference<BaseResponse<AccountingResponse>>(){}); System.out.println(response.getData().getStatus()); BaseResponse<AccountingResponse> respOnseBaseResponse= gogogogo(AccountingResponse.class, jsonStr); System.out.println(responseBaseResponse.getData().getOrderNo()); } static public <R> BaseResponse<R> gogogogo(Class<R> resultType, String jsonStr) throws Exception { BaseResponse<R> resultObject= null; resultObject = JSON.parseObject(jsonStr, new TypeReference<BaseResponse<R>>(){}); System.out.println(resultObject.getData()); // TypeToken<?> type1 = TypeToken.getParameterized(BaseResponse.class,resultType); resultObject = JSON.parseObject(jsonStr, new TypeReference<BaseResponse<R>>(){}); //!!!!! 这里出错 System.out.println(resultObject.getData().getOrderNo()); return resultObject; } 

public class AccountingResponse implements Serializable { /** * 订单编号 */ public String orderNo; /** * 记账类型 */ public String transType; /** * 记账状态 */ public String status; public String getOrderNo() { return orderNo; } public void setOrderNo(String orderNo) { this.orderNo = orderNo; } public String getTransType() { return transType; } public void setTransType(String transType) { this.transType = transType; } public String getStatus() { return status; } public void setStatus(String status) { this.status = status; } } 

public class BaseResponse<DATA> implements Serializable { //响应码 private String code; //响应码对应的内容 private String message; private DATA data; public String getCode() { return code; } public void setCode(String code) { this.code = code; } public String getMessage() { return message; } public void setMessage(String message) { this.message = message; } public DATA getData() { return data; } public void setData(DATA data) { this.data = data; } public static BaseResponse<String> success(String code, String message) { BaseResponse res = new BaseResponse(); res.setCode(code); res.setMessage(message); return res; } public static BaseResponse<String> fail(String code) { return of(code, null); } public static BaseResponse<String> fail(String code, String message) { BaseResponse res = new BaseResponse(); res.setCode(code); res.setMessage(message); return res; } public static <T> BaseResponse<T> of(String errCode, T data) { BaseResponse<T> res = new BaseResponse<T>(); res.setCode(errCode.getCode()); res.setMessage(errCode.getMessage()); res.setData(data); return res; } public static <T> BaseResponse<T> of(String code, String message, T data) { BaseResponse<T> res = new BaseResponse<T>(); res.setCode(code); res.setMessage(message); res.setData(data); return res; } }