activity
Returns the Activity this LifecycleOwner is attached to, or null if it is not attached to an Activity.
Receiver
the current LifecycleOwner.
Return
T or null.
See also
Returns the Activity this LifecycleOwner is attached to, or null if it is not attached to an Activity.
An Activity or a Fragment that is attached to an Activity can be used as a LifecycleOwner.
Receiver
the current LifecycleOwner.
Return
Activity or null.