Kotlin-Native

public class User {
   private final String firstName;
   private final String lastName;
   private final boolean loggedIn;
   public User(String firstName, String lastName, boolean loggedIn) {
       this.firstName = firstName;
       this.lastName = lastName;
       this.loggedIn = loggedIn;
   }
   public String getFirstName() {

Kotlin-Native

<ImageButton
        android:id="@+id/btn_login"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="@{user.loggedIn? @string/logout : @string/login}"/>

Kotlin-Native

ListItemUserBinding binding = DataBindingUtil.inflate(layoutInflater, R.layout.list_item_user, viewGroup, false);

Kotlin-Native

View view = inflater.inflate(R.layout.fragment_user, container, false);
FragmentUserBinding bind = DataBindingUtil.bind(view);

Kotlin-Native

@Override
protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   ActivityUserBinding binding = DataBindingUtil.setContentView(this, R.layout.user_activity);
   User user = new User("firstName", "lastName");
   binding.setUser(user);
}

Kotlin-Native

@Override
protected void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   ActivityUserBinding binding = DataBindingUtil.setContentView(this, R.layout.user_activity);
}

Kotlin-Native

public class User {
   private final String firstName;
   private final String lastName;
   public User(String firstName, String lastName) {
       this.firstName = firstName;
       this.lastName = lastName;
   }
   public String getFirstName() {
       return firstName;
   }

Kotlin-Native

public class User {
   public final String firstName;
   public final String lastName;
   public User(String firstName, String lastName) {
       this.firstName = firstName;
       this.lastName = lastName;
   }
}

Kotlin-Native

<data>
  <variable name="user" type="com.example.User"/>
</data>

Kotlin-Native

<TextView android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:text="@{@string/userFullNameLbl + ' ' + user.firstName + ' ' + user.lastName}"/>