Show how to implement MVVM with Data Binding while using Glide

activity_main.xml

<layout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:app="http://schemas.android.com/apk/res-auto"
        xmlns:tools="http://schemas.android.com/tools">

    <data>
        <variable
            name="viewModel"
            type="edu.self.viewmodel.MainViewModel"/>
    </data>

    <LinearLayout
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:gravity="center_horizontal"
              android:orientation="vertical"
              android:paddingBottom="@dimen/activity_vertical_margin"
              android:paddingLeft="@dimen/activity_horizontal_margin"
              android:paddingRight="@dimen/activity_horizontal_margin"
              android:paddingTop="@dimen/activity_vertical_margin"
              tools:context="edu.self.view.MainActivity">

        <ImageView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            app:imageUrl="@{viewModel.resultImageUrl}"/>

    </LinearLayout>

</layout>

CustomSetter.java

package edu.self.binding;


import android.databinding.BindingAdapter;
import android.widget.ImageView;

import com.bumptech.glide.Glide;

public class CustomSetter {

    @BindingAdapter("bind:imageUrl")
    public static void loadImage(ImageView view, String url) {
        Glide.with(view.getContext()).load(url).into(view);
    }
}

MainViewModel.java

package edu.self.viewmodel;


import android.databinding.ObservableField;

public class MainViewModel {

    public ObservableField<String> resultImageUrl = new ObservableField<>();

    public MainViewModel() {}

    public void imageUrlUpdated(String url) {
        resultImageUrl.set(url);
    }
}