android.os

Interfaces  CancellationSignal.OnCancelListener Handler.Callback IBinder IBinder.DeathRecipient IInterface MessageQueue.IdleHandler Parcelable Parcelable.ClassLoaderCreator Parcelable.Creator RecoverySystem.ProgressListener

Classes  AsyncTask BatteryManager Binder Build Build.VERSION Build.VERSION_CODES Bundle CancellationSignal ConditionVariable CountDownTimer Debug Debug.InstructionCount Debug.MemoryInfo DropBoxManager DropBoxManager.Entry Environment FileObserver Handler HandlerThread Looper MemoryFile Message MessageQueue Messenger Parcel ParcelFileDescriptor ParcelFileDescriptor.AutoCloseInputStream ParcelFileDescriptor.AutoCloseOutputStream ParcelUuid PatternMatcher PowerManager Process RecoverySystem RemoteCallbackList ResultReceiver StatFs StrictMode StrictMode.ThreadPolicy StrictMode.ThreadPolicy.Builder StrictMode.VmPolicy StrictMode.VmPolicy.Builder SystemClock TokenWatcher Vibrator WorkSource

Enums  AsyncTask.Status

Exceptions  BadParcelableException DeadObjectException NetworkOnMainThreadException OperationCanceledException ParcelFormatException RemoteException TransactionTooLargeException