Gson ignores my fields while converting

Question

I created a model:

public class UserRequest extends DefaultRequest {
    public String username;
    public String password;
    public String id;

    public Us         


        

Answer 1

from the GsonBuilder javadocs... you can use GsonBuilder to construct your Gson instance, and opt in to have null values serialized as so:

 Gson gson = new GsonBuilder()
     .serializeNulls()
     .create();