ImageBindingAdapter.java

public class ImageBindingAdapter {

    private final Picasso picasso;

    public ImageBindingAdapter(Picasso picasso) {
        this.picasso = picasso;
    }

    @BindingAdapter("android:src")
    public void loadImage(ImageView view, String url) {
        picasso.load(url).fit().into(view);
    }
}

ImageBindingAdapter.kt

class ImageBindingAdapter(val picasso: Picasso) {

    @BindingAdapter("android:src")
    fun loadImage(view: ImageView, url: String) {
        picasso.load(url).fit().into(view)
    }
}