Hi, Java supports customization of serializer/deserializer, see [1]. Could it satisfy your requirement?
1. https://stackoverflow.com/questions/7290777/java-custom-serialization Thanks, Biao /'bɪ.aʊ/ On Mon, 26 Aug 2019 at 16:34, 杨力 <bill.le...@gmail.com> wrote: > I'd like to provide a custom serializer for a POJO class. But that class > cannot be modified so it's not possible to add a @TypeInfo annotation to > it. Are there any other ways to register one? >