found for type [simple type, class com.xyz.pp.domain.SuborderData]: can not instantiate from JSON object(missing defaultconstructor or creator, or perhaps need to add/enable type information?)found for type [simple type, class com.xyz.pp.do
我在Java中有以下两个类 public class DataPoint<T> {
public T value;
return new KeyedDataPoint(key, this.timeStampMs, this.value);} 和 public class){
return new KeyedDataPoint(this.key, this.timeStampMs, new