ListenableFutureUpdateInfoService


public abstract class ListenableFutureUpdateInfoService extends UpdateInfoService


ListenableFuture-based compatibility wrapper around UpdateInfoService's suspending APIs.

This class is designed for Java consumers who need to implement an UpdateInfoService but prefer using Guava's ListenableFuture over Kotlin Coroutines. By extending this class, host applications can provide the actual network logic by implementing the fetchUpdatesAsync method.

Host Implementation

Host applications (such as the System Updater, Google Play Store, or OEM-specific updaters) written in Java must extend this class and implement the fetchUpdatesAsync method to provide the actual update check logic.

Kotlin consumers should generally prefer extending UpdateInfoService directly to leverage native suspending functions.

Summary

Public constructors

Protected methods

final @NonNull List<@NonNull UpdateInfo>

Satisfies the base class Coroutine requirement by delegating to the Future-based implementation.

abstract @NonNull ListenableFuture<@NonNull List<@NonNull UpdateInfo>>

Performs the actual network request to fetch fresh updates from the backend asynchronously.

Inherited methods

From android.content.ComponentCallbacks
From android.content.ComponentCallbacks2
void
onTrimMemory(int level)
From android.content.Context
boolean
bindIsolatedService(
    @NonNull Intent service,
    @NonNull Context.BindServiceFlags flags,
    @NonNull String instanceName,
    @NonNull Executor executor,
    @NonNull ServiceConnection conn
)
boolean
bindIsolatedService(
    @NonNull Intent service,
    int flags,
    @NonNull String instanceName,
    @NonNull Executor executor,
    @NonNull ServiceConnection conn
)
boolean
bindService(
    @NonNull Intent service,
    @NonNull ServiceConnection conn,
    @NonNull Context.BindServiceFlags flags
)
boolean
bindService(
    @NonNull Intent service,
    @NonNull ServiceConnection conn,
    int flags
)
boolean
bindService(
    @NonNull Intent service,
    @NonNull Context.BindServiceFlags flags,
    @NonNull Executor executor,
    @NonNull ServiceConnection conn
)
boolean
bindService(
    @NonNull Intent service,
    int flags,
    @NonNull Executor executor,
    @NonNull ServiceConnection conn
)
boolean
bindServiceAsUser(
    @NonNull Intent service,
    @NonNull ServiceConnection conn,
    @NonNull Context.BindServiceFlags flags,
    @NonNull UserHandle user
)
boolean
bindServiceAsUser(
    @NonNull Intent service,
    @NonNull ServiceConnection conn,
    int flags,
    @NonNull UserHandle user
)
int
int
@NonNull int[]
checkCallingOrSelfUriPermissions(
    @NonNull List<@NonNull Uri> uris,
    int modeFlags
)
int
int
checkCallingUriPermission(@NonNull Uri uri, int modeFlags)
@NonNull int[]
int
checkContentUriPermissionFull(
    @NonNull Uri uri,
    int pid,
    int uid,
    int modeFlags
)
int
checkPermission(@NonNull String permission, int pid, int uid)
int
int
checkUriPermission(@NonNull Uri uri, int pid, int uid, int modeFlags)
int
checkUriPermission(
    @Nullable Uri uri,
    @Nullable String readPermission,
    @Nullable String writePermission,
    int pid,
    int uid,
    int modeFlags
)
@NonNull int[]
checkUriPermissions(
    @NonNull List<@NonNull Uri> uris,
    int pid,
    int uid,
    int modeFlags
)
void

This method is deprecated. Deprecated in Java

@NonNull Context
@NonNull Context
@NonNull Context
@NonNull Context
@NonNull Context
createDeviceContext(int deviceId)
@NonNull Context
@NonNull Context
@NonNull Context
createPackageContext(@NonNull String packageName, int flags)
@NonNull Context
createWindowContext(int type, @Nullable Bundle options)
@NonNull Context
createWindowContext(
    @NonNull Display display,
    int type,
    @Nullable Bundle options
)
@NonNull String[]
boolean
boolean
boolean
void
enforceCallingOrSelfPermission(
    @NonNull String permission,
    @Nullable String message
)
void
enforceCallingOrSelfUriPermission(
    @NonNull Uri uri,
    int modeFlags,
    @NonNull String message
)
void
enforceCallingPermission(
    @NonNull String permission,
    @Nullable String message
)
void
enforceCallingUriPermission(
    @NonNull Uri uri,
    int modeFlags,
    @NonNull String message
)
void
enforcePermission(
    @NonNull String permission,
    int pid,
    int uid,
    @Nullable String message
)
void
enforceUriPermission(
    @NonNull Uri uri,
    int pid,
    int uid,
    int modeFlags,
    @NonNull String message
)
void
enforceUriPermission(
    @Nullable Uri uri,
    @Nullable String readPermission,
    @Nullable String writePermission,
    int pid,
    int uid,
    int modeFlags,
    @Nullable String message
)
@NonNull String[]
final int
getColor(int id)
final @NonNull ColorStateList
@NonNull File
@NonNull File
getDir(@NonNull String name, int mode)
final @Nullable Drawable
getDrawable(int id)
@Nullable File
@NonNull File[]
@NonNull File
@NonNull SharedPreferences
getSharedPreferences(@NonNull String name, int mode)
final @NonNull String
getString(int resId)
final @NonNull String
getString(int resId, @NonNull Object... formatArgs)
@NonNull Object
final @NonNull T
<T extends Object> getSystemService(@NonNull Class<@NonNull T> serviceClass)
String
final @NonNull CharSequence
getText(int resId)
void
grantUriPermission(
    @NonNull String toPackage,
    @NonNull Uri uri,
    int modeFlags
)
boolean
moveDatabaseFrom(@NonNull Context sourceContext, @NonNull String name)
boolean
moveSharedPreferencesFrom(
    @NonNull Context sourceContext,
    @NonNull String name
)
final @NonNull TypedArray
final @NonNull TypedArray
obtainStyledAttributes(int resid, @NonNull int[] attrs)
final @NonNull TypedArray
final @NonNull TypedArray
obtainStyledAttributes(
    @Nullable AttributeSet set,
    @NonNull int[] attrs,
    int defStyleAttr,
    int defStyleRes
)
@NonNull FileInputStream
@NonNull FileOutputStream
openFileOutput(@NonNull String name, int mode)
@NonNull SQLiteDatabase
openOrCreateDatabase(
    @NonNull String name,
    int mode,
    @NonNull SQLiteDatabase.CursorFactory factory
)
@NonNull SQLiteDatabase
openOrCreateDatabase(
    @NonNull String name,
    int mode,
    @NonNull SQLiteDatabase.CursorFactory factory,
    @Nullable DatabaseErrorHandler errorHandler
)
@NonNull Drawable

This method is deprecated. Deprecated in Java

void
void
registerDeviceIdChangeListener(
    @NonNull Executor executor,
    @NonNull IntConsumer listener
)
Intent
registerReceiver(
    @Nullable BroadcastReceiver receiver,
    @NonNull IntentFilter filter
)
Intent
registerReceiver(
    @Nullable BroadcastReceiver receiver,
    @NonNull IntentFilter filter,
    int flags
)
Intent
registerReceiver(
    @Nullable BroadcastReceiver receiver,
    @NonNull IntentFilter filter,
    @Nullable String broadcastPermission,
    @Nullable Handler scheduler
)
Intent
registerReceiver(
    @Nullable BroadcastReceiver receiver,
    @NonNull IntentFilter filter,
    @Nullable String broadcastPermission,
    @Nullable Handler scheduler,
    int flags
)
void

This method is deprecated. Deprecated in Java

void

This method is deprecated. Deprecated in Java

void
void
void
revokeUriPermission(@NonNull Uri uri, int modeFlags)
void
revokeUriPermission(
    @NonNull String targetPackage,
    @NonNull Uri uri,
    int modeFlags
)
void
void
sendBroadcast(@NonNull Intent intent, @Nullable String receiverPermission)
void
sendBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission,
    @Nullable Bundle options
)
void
void
sendBroadcastAsUser(
    @NonNull Intent intent,
    @NonNull UserHandle user,
    String receiverPermission
)
void
sendBroadcastWithMultiplePermissions(
    @NonNull Intent intent,
    @NonNull String[] receiverPermissions
)
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission
)
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission,
    @Nullable Bundle options
)
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission,
    @Nullable Bundle options,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable String receiverPermission,
    @Nullable String receiverAppOp,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)
void
sendOrderedBroadcastAsUser(
    @NonNull Intent intent,
    @NonNull UserHandle user,
    @Nullable String receiverPermission,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)
void

This method is deprecated. Deprecated in Java

void

This method is deprecated. Deprecated in Java

void

This method is deprecated. Deprecated in Java

void
sendStickyOrderedBroadcast(
    @NonNull Intent intent,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)

This method is deprecated. Deprecated in Java

void
sendStickyOrderedBroadcastAsUser(
    @NonNull Intent intent,
    @NonNull UserHandle user,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    int initialCode,
    @Nullable String initialData,
    @Nullable Bundle initialExtras
)

This method is deprecated. Deprecated in Java

void
setTheme(int resid)
void

This method is deprecated. Deprecated in Java

void

This method is deprecated. Deprecated in Java

void
startActivities(@NonNull Intent[] intents)
void
startActivities(@NonNull Intent[] intents, @Nullable Bundle options)
void
void
@Nullable ComponentName
boolean
startInstrumentation(
    @NonNull ComponentName className,
    @Nullable String profileFile,
    @Nullable Bundle arguments
)
void
startIntentSender(
    @NonNull IntentSender intent,
    @Nullable Intent fillInIntent,
    int flagsMask,
    int flagsValues,
    int extraFlags
)
void
startIntentSender(
    @NonNull IntentSender intent,
    @Nullable Intent fillInIntent,
    int flagsMask,
    int flagsValues,
    int extraFlags,
    @Nullable Bundle options
)
@Nullable ComponentName
boolean
void
void
void
void
void
updateServiceGroup(
    @NonNull ServiceConnection conn,
    int group,
    int importance
)
From android.content.ContextWrapper
void
@NonNull Context
@NonNull ApplicationInfo
@NonNull AssetManager
@NonNull AttributionSource
@Nullable String
@NonNull Context
@NonNull File
@NonNull ClassLoader
@NonNull File
@NonNull ContentResolver
@NonNull File
int
@Nullable Display
@Nullable File
@NonNull File[]
@NonNull File[]
@NonNull File
@NonNull Executor
@NonNull Looper
@NonNull File
@NonNull File
@NonNull File[]
@NonNull String
@NonNull String
@NonNull PackageManager
@NonNull String
@NonNull String
@Nullable ContextParams
@NonNull Resources
@NonNull Resources.Theme
@NonNull Drawable

This method is deprecated. Deprecated in Java

int

This method is deprecated. Deprecated in Java

int

This method is deprecated. Deprecated in Java

boolean
boolean
boolean
void
sendOrderedBroadcast(
    @NonNull Intent intent,
    int initialCode,
    @Nullable String receiverPermission,
    @Nullable String receiverAppOp,
    @Nullable BroadcastReceiver resultReceiver,
    @Nullable Handler scheduler,
    @Nullable String initialData,
    @Nullable Bundle initialExtras,
    @Nullable Bundle options
)
From android.app.Service
final @NonNull Application
final int
void
void
void
void
onStart(@NonNull Intent intent, int startId)

This method is deprecated. Deprecated in Java

int
onStartCommand(@NonNull Intent intent, int flags, int startId)
void
void
onTimeout(int startId)
void
onTimeout(int startId, int fgsType)
final void
startForeground(int id, @NonNull Notification notification)
final void
startForeground(
    int id,
    @NonNull Notification notification,
    int foregroundServiceType
)
final void
stopForeground(int notificationBehavior)
final void
stopForeground(boolean removeNotification)

This method is deprecated. Deprecated in Java

final void
final void
stopSelf(int startId)
final boolean
stopSelfResult(int startId)
From androidx.security.state.provider.UpdateInfoService
void
dump(FileDescriptor fd, PrintWriter writer, String[] args)

Dumps the state of the service for debugging (e.g. adb shell dumpsys activity service).

int

Retrieves the UID of the calling process.

final IBinder
onBind(Intent intent)

Called by the system when a client binds to the service.

void
onClientConnected(@NonNull String packageName, int callerUid)

Called when a client successfully establishes a session with the update provider.

void
onClientDisconnected(@NonNull String packageName, int callerUid)

Called when a client explicitly closes its session or its process terminates unexpectedly.

void

Callback for handling exceptions that occur during the update check process.

void

Called when a request completes.

final boolean
onUnbind(Intent intent)

Called by the system when all clients have disconnected from the service's factory interface.

boolean

Determines if the local cache is stale and a refresh should be attempted.

boolean

Checks if the update check operation should be throttled.

Public constructors

ListenableFutureUpdateInfoService

Added in 1.0.0-beta01
public ListenableFutureUpdateInfoService()

Protected methods

fetchUpdates

protected final @NonNull List<@NonNull UpdateInfofetchUpdates()

Satisfies the base class Coroutine requirement by delegating to the Future-based implementation.

fetchUpdatesAsync

Added in 1.0.0-beta01
protected abstract @NonNull ListenableFuture<@NonNull List<@NonNull UpdateInfo>> fetchUpdatesAsync()

Performs the actual network request to fetch fresh updates from the backend asynchronously.

Template Method: This method is implemented by the host application (e.g., the System Updater) and invoked by the base class on a background thread. The base class handles concurrency, caching, and rate-limiting.

Preconditions: This method is only called if shouldFetchUpdates returns true and shouldThrottle returns false (the rate limiter allows the request).

Returns
@NonNull ListenableFuture<@NonNull List<@NonNull UpdateInfo>>

A ListenableFuture containing a list of UpdateInfo objects currently available for the device.