MainActivity.java

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ActivityMainBinding binding = DataBindingUtil.setContentView(this, R.layout.activity_main);
        User user = new User("Aditya", "Ladwa", 22);
        binding.setUser(user);
    }
}