RetainedLifecycle

All Known Subinterfaces:

ActivityRetainedLifecycle, ViewModelLifecycle

All Known Implementing Classes:

RetainedLifecycleImpl
```
public interface RetainedLifecycle
```
A class for registered listeners on a retained lifecycle (generally backed up by a ViewModel).

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static interface RetainedLifecycle.OnClearedListener
Listener for when the retained lifecycle is cleared.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addOnClearedListener(RetainedLifecycle.OnClearedListener listener)`	Adds a new `RetainedLifecycle.OnClearedListener` for receiving a callback when the lifecycle is cleared.
`void`	`removeOnClearedListener(RetainedLifecycle.OnClearedListener listener)`	Removes a `RetainedLifecycle.OnClearedListener` previously added via `addOnClearedListener(OnClearedListener)`.

- Method Detail
  - addOnClearedListener
```
@MainThread
void addOnClearedListener(@NonNull
                          RetainedLifecycle.OnClearedListener listener)
```
    Adds a new RetainedLifecycle.OnClearedListener for receiving a callback when the lifecycle is cleared.
    
    Parameters:
    
    listener - The listener that should be added.
  - removeOnClearedListener
```
@MainThread
void removeOnClearedListener(@NonNull
                             RetainedLifecycle.OnClearedListener listener)
```
    Removes a RetainedLifecycle.OnClearedListener previously added via addOnClearedListener(OnClearedListener).
    
    Parameters:
    
    listener - The listener that should be removed.