마이크로서비스 아키텍처에서 Java 직렬화는 어떻게 사용됩니까?

import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.net.Socket;
import com.example.domain.User;

public class UserSender {

    public static void sendUser(User user) {
        try (Socket socket = new Socket("localhost", 12345)) {
            OutputStream outputStream = socket.getOutputStream();
            ObjectOutputStream objectOutputStream = new ObjectOutputStream(outputStream);
            objectOutputStream.writeObject(user);
            objectOutputStream.flush();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

import java.io.ObjectInputStream;
import java.io.InputStream;
import java.net.Socket;
import com.example.domain.User;

public class UserReceiver {

    public static void receiveUser() {
        try (Socket socket = new Socket("localhost", 12345)) {
            InputStream inputStream = socket.getInputStream();
            ObjectInputStream objectInputStream = new ObjectInputStream(inputStream);
            User user = (User) objectInputStream.readObject();
            System.out.println("Received user: " + user);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}