how to do Data Binding in android studio
First, add the data binding value True in Gradle .
dataBinding { enabled = true }
Then <Layout> </Layout> Attribute Add to the XML layout
<layout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> </layout>
data binding declear in the class in on create method
protected void onCreate(Bundle savedInstanceState) { val homeBinding: ActivityHomeBinding = DataBindingUtil.setContentView(this, R.layout.activity_home) binding.progressBarLayout.visibility = View.GONE }