Binding Adapter Creating

desc.js

//in manifest
apply plugin: 'kotlin-kapt'

...

dataBinding {  enabled = true }
//-------------------

//Binding adapter example in kotlin 
@BindingAdapter("app:backgroundTintAdapt")
fun setBackgroundTint(view: View, @ColorRes color: Int?) {
    color?.let {
        ViewCompat.setBackgroundTintList(view, ColorStateList.valueOf(it))
    }
}

//Binding adapter example in java
@BindingAdapter("app:setBckgrnd")
public static void setFabBckgrnd(View view, @ColorRes int hex) {
        fab.setBackgroundTintList(ColorStateList.valueOf(ContextCompat.getColor(fab.getContext(), hex)));
 }