Android Question how to Get the screen's (root) Corner Radius ?

Private Sub GetActivityWindowInsets As JavaObject
    Dim ctxt As JavaObject
    ctxt.InitializeContext
    Return ctxt.RunMethodJO("getWindow", Null).RunMethodJO("getDecorView", Null).RunMethod("getRootWindowInsets", Null)
End Sub

For position = 0 To 3
    Dim RoundedCorner As JavaObject = insets.RunMethod("getRoundedCorner", Array(position))
    Log(RoundedCorner)
Next