Does LifecycleOwner use ActivityManager to switch activity to RESUMED state?

LifecycleOwner in Android is an interface that provides the lifecycle of a component (such as an Activity or Fragment). It does not directly use ActivityManager to switch the activity to the RESUMED state.

The transition of the Activity's lifecycle state (for example, to RESUMED) is managed by the Android framework itself through calls to lifecycle methods (onResume(), onPause(), etc.). ActivityManager is a system service that manages application states at the OS level but is not used directly by LifecycleOwner.

Thus, LifecycleOwner reflects the state of the component's lifecycle, rather than managing it through ActivityManager. State management occurs within the Android Framework and Activity, and LifecycleOwner provides an interface to track these changes.