Nested Classes
Modifier and Type	Class	Description
`public final class`	`AppState.LifecycleObserver`
`public interface`	`AppState.AppStateListener`

Fields
Modifier and Type	Field	Description
`private static AppState`	`instance`
`private volatile AppState.LifecycleObserver`	`lifecycleObserver`

Modifier and Type	Method	Description
`static AppState`	`getInstance()`
`AppState.LifecycleObserver`	`getLifecycleObserver()`
`void`	`resetInstance()`
`Boolean`	`isInBackground()`
`void`	`addAppStateListener(@NotNull() AppState.AppStateListener listener)`
`void`	`removeAppStateListener(@NotNull() AppState.AppStateListener listener)`
`void`	`registerLifecycleObserver(@Nullable() SentryOptions options)`
`void`	`unregisterLifecycleObserver()`
`void`	`close()`

Methods inherited from class java.io.Closeable
close
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

@NotNull() static AppState getInstance()

@ApiStatus.Internal()@TestOnly() AppState.LifecycleObserver getLifecycleObserver()

@ApiStatus.Internal()@TestOnly() void resetInstance()

 void addAppStateListener(@NotNull() AppState.AppStateListener listener)

 void removeAppStateListener(@NotNull() AppState.AppStateListener listener)

@ApiStatus.Internal() void registerLifecycleObserver(@Nullable() SentryOptions options)

@ApiStatus.Internal() void unregisterLifecycleObserver()

Class AppState