bu nesne grafiği var: Artık // Lots of stuff omitted for brevity; these are all virtual properties and there
// are other properties which aren't shown on all classes.
class A {
B b;
C c;
benim getirme sınıfı public class fetchUserDataAsyncTask extends AsyncTask<Void, Void, User> {
User user;
GetUserCallback userCallBack;
public fetchUserDataAsyncTask(User user, GetUser