Class Index

Kotlin |Java

These are the API classes. See all API packages.

A

AbsListView	Base class that can be used to implement virtualized lists of items.
AbsListView.LayoutParams	AbsListView extends LayoutParams to provide a place to hold the view type.
AbsListView.MultiChoiceModeListener	A MultiChoiceModeListener receives events for `AbsListView.CHOICE_MODE_MULTIPLE_MODAL`.
AbsListView.OnScrollListener	Interface definition for a callback to be invoked when the list or grid has been scrolled.
AbsListView.RecyclerListener	A RecyclerListener is used to receive a notification whenever a View is placed inside the RecycleBin's scrap heap.
AbsListView.SelectionBoundsAdjuster	The top-level view of a list item can implement this interface to allow itself to modify the bounds of the selection shown for that item.
AbsoluteLayout	This class was deprecated in API level 3. Use `FrameLayout`, `RelativeLayout` or a custom layout instead.
AbsoluteLayout.LayoutParams	Per-child layout information associated with AbsoluteLayout.
AbsoluteSizeSpan	A span that changes the size of the text it's attached to.
AbsSavedState	A `Parcelable` implementation that should be used by inheritance hierarchies to ensure the state of all classes along the chain is saved.
AbsSeekBar	AbsSeekBar extends the capabilities of ProgressBar by adding a draggable thumb.
AbsSpinner	An abstract base class for spinner widgets.
AbstractAccountAuthenticator	Abstract base class for creating AccountAuthenticators.
AbstractChronology	An abstract implementation of a calendar system, used to organize and identify dates.
AbstractCollection<E>	This class provides a skeletal implementation of the `Collection` interface, to minimize the effort required to implement this interface.
AbstractCursor	This is an abstract cursor class that handles a lot of the common code that all cursors need to deal with and is provided for convenience reasons.
AbstractCursor.SelfContentObserver	Cursors use this class to track changes others make to their URI.
AbstractExecutorService	Provides default implementations of `ExecutorService` execution methods.
AbstractInputMethodService	AbstractInputMethodService provides a abstract base class for input methods.
AbstractInputMethodService.AbstractInputMethodImpl	Base class for derived classes to implement their `InputMethod` interface.
AbstractInputMethodService.AbstractInputMethodSessionImpl	Base class for derived classes to implement their `InputMethodSession` interface.
AbstractInterruptibleChannel	Base implementation class for interruptible channels.
AbstractList<E>	This class provides a skeletal implementation of the `List` interface to minimize the effort required to implement this interface backed by a "random access" data store (such as an array).
AbstractMap<K, V>	This class provides a skeletal implementation of the `Map` interface, to minimize the effort required to implement this interface.
AbstractMap.SimpleEntry<K, V>	An Entry maintaining a key and a value.
AbstractMap.SimpleImmutableEntry<K, V>	An unmodifiable Entry maintaining a key and a value.
AbstractMethodError	Thrown when an application tries to call an abstract method.
AbstractOwnableSynchronizer	A synchronizer that may be exclusively owned by a thread.
AbstractPreferences	This class provides a skeletal implementation of the `Preferences` class, greatly easing the task of implementing it.
AbstractQueue<E>	This class provides skeletal implementations of some `Queue` operations.
AbstractQueuedLongSynchronizer	A version of `AbstractQueuedSynchronizer` in which synchronization state is maintained as a `long`.
AbstractQueuedLongSynchronizer.ConditionObject	Condition implementation for a `AbstractQueuedLongSynchronizer` serving as the basis of a `Lock` implementation.
AbstractQueuedSynchronizer	Provides a framework for implementing blocking locks and related synchronizers (semaphores, events, etc) that rely on first-in-first-out (FIFO) wait queues.
AbstractQueuedSynchronizer.ConditionObject	Condition implementation for a `AbstractQueuedSynchronizer` serving as the basis of a `Lock` implementation.
AbstractSelectableChannel	Base implementation class for selectable channels.
AbstractSelectionKey	Base implementation class for selection keys.
AbstractSelector	Base implementation class for selectors.
AbstractSequentialList<E>	This class provides a skeletal implementation of the `List` interface to minimize the effort required to implement this interface backed by a "sequential access" data store (such as a linked list).
AbstractSet<E>	This class provides a skeletal implementation of the `Set` interface to minimize the effort required to implement this interface.
AbstractThreadedSyncAdapter	An abstract implementation of a SyncAdapter that spawns a thread to invoke a sync operation.
AbstractVerifier	This class was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
AbstractWindowedCursor	A base class for Cursors that store their data in `CursorWindow`s.
AccelerateDecelerateInterpolator	An interpolator where the rate of change starts and ends slowly but accelerates through the middle.
AccelerateInterpolator	An interpolator where the rate of change starts out slowly and and then accelerates.
AcceptPendingException	Unchecked exception thrown when an attempt is made to initiate an accept operation on a channel and a previous accept operation has not completed.
AccessControlContext	Android doesn't support `SecurityManager`.
AccessControlException	This exception is thrown by the AccessController to indicate that a requested access (to a critical system resource such as the file system or the network) is denied.
AccessController	Android doesn't support `SecurityManager`.
AccessControlProfile	A class used to specify access controls.
AccessControlProfile.Builder	A builder for `AccessControlProfile`.
AccessControlProfileId	A class used to wrap an access control profile identifiers.
AccessDeniedException	Checked exception thrown when a file system operation is denied, typically due to a file permission or other access check.
AccessibilityButtonController	Controller for the accessibility button within the system's navigation area This class may be used to query the accessibility button's state and register callbacks for interactions with and state changes to the accessibility button when `AccessibilityServiceInfo.FLAG_REQUEST_ACCESSIBILITY_BUTTON` is set.
AccessibilityButtonController.AccessibilityButtonCallback	Callback for interaction with and changes to state of the accessibility button within the system's navigation area.
AccessibilityEvent	This class represents accessibility events that are sent by the system when something notable happens in the user interface.
AccessibilityEventSource	This interface is implemented by classes source of `AccessibilityEvent`s.
AccessibilityGestureEvent	This class describes the gesture event including gesture id and which display it happens on.
AccessibilityManager	System level service that serves as an event dispatch for `AccessibilityEvent`s, and provides facilities for querying the accessibility state of the system.
AccessibilityManager.AccessibilityServicesStateChangeListener	Listener for changes to the state of accessibility services.
AccessibilityManager.AccessibilityStateChangeListener	Listener for the system accessibility state.
AccessibilityManager.AudioDescriptionRequestedChangeListener	Listener for the audio description by default state.
AccessibilityManager.HighContrastTextStateChangeListener	Listener for the system high contrast text state.
AccessibilityManager.TouchExplorationStateChangeListener	Listener for the system touch exploration state.
AccessibilityNodeInfo	This class represents a node of the window content as well as actions that can be requested from its source.
AccessibilityNodeInfo.AccessibilityAction	A class defining an action that can be performed on an `AccessibilityNodeInfo`.
AccessibilityNodeInfo.CollectionInfo	Class with information if a node is a collection.
AccessibilityNodeInfo.CollectionInfo.Builder	The builder for CollectionInfo.
AccessibilityNodeInfo.CollectionItemInfo	Class with information if a node is a collection item.
AccessibilityNodeInfo.CollectionItemInfo.Builder	Builder for creating `CollectionItemInfo` objects.
AccessibilityNodeInfo.ExtraRenderingInfo	Class with information of a view useful to evaluate accessibility needs.
AccessibilityNodeInfo.RangeInfo	Class with information if a node is a range.
AccessibilityNodeInfo.TouchDelegateInfo	Class with information of touch delegated views and regions from `TouchDelegate` for the `AccessibilityNodeInfo`.
AccessibilityNodeProvider	This class is the contract a client should implement to enable support of a virtual view hierarchy rooted at a given view for accessibility purposes.
AccessibilityRecord	Represents a record in an `AccessibilityEvent` and contains information about state change of its source `View`.
AccessibilityRequestPreparer	Object responsible to ensuring that a `View` is prepared to meet a synchronous request for accessibility data.
AccessibilityService	Accessibility services should only be used to assist users with disabilities in using Android devices and apps.
AccessibilityService.GestureResultCallback	Class used to report status of dispatched gestures
AccessibilityService.MagnificationController	Used to control and query the state of display magnification.
AccessibilityService.MagnificationController.OnMagnificationChangedListener	Listener for changes in the state of magnification.
AccessibilityService.ScreenshotResult	Can be used to construct a bitmap of the screenshot or any other operations for `AccessibilityService.takeScreenshot` API.
AccessibilityService.SoftKeyboardController	Used to control, query, and listen for changes to the soft keyboard show mode.
AccessibilityService.SoftKeyboardController.OnShowModeChangedListener	Listener for changes in the soft keyboard show mode.
AccessibilityService.TakeScreenshotCallback	Interface used to report status of taking screenshot.
AccessibilityServiceInfo	This class describes an `AccessibilityService`.
AccessibilityWindowInfo	This class represents a state snapshot of a window for accessibility purposes.
AccessibleObject	The AccessibleObject class is the base class for Field, Method and Constructor objects.
AccessMode	Defines access modes used to test the accessibility of a file.
AccessNetworkConstants	Contains access network related constants.
AccessNetworkConstants.AccessNetworkType
AccessNetworkConstants.EutranBand	Frequency bands for EUTRAN.
AccessNetworkConstants.GeranBand	Frequency bands for GERAN.
AccessNetworkConstants.NgranBands	Frequency bands for NGRAN https://www.etsi.org/deliver/etsi_ts/138100_138199/13810101/15.08.02_60/ts_13810101v150802p.pdf https://www.etsi.org/deliver/etsi_ts/138100_138199/13810102/15.08.00_60/ts_13810102v150800p.pdf
AccessNetworkConstants.UtranBand	Frequency bands for UTRAN.
Account	Value type that represents an Account in the `AccountManager`.
AccountAuthenticatorActivity	This class was deprecated in API level 30. Applications should extend Activity themselves. This class is not compatible with AppCompat, and the functionality it provides is not complex.
AccountAuthenticatorResponse	Object used to communicate responses back to the AccountManager
AccountManager	This class provides access to a centralized registry of the user's online accounts.
AccountManagerCallback<V>
AccountManagerFuture<V>	A `AccountManagerFuture` represents the result of an asynchronous `AccountManager` call.
AccountsException
Acl	This interface was deprecated in API level 33. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.Policy` and related classes since 1.2.
AclEntry	An entry in an access control list (ACL).
AclEntry	This interface was deprecated in API level 33. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.Policy` and related classes since 1.2.
AclEntry.Builder	A builder of `AclEntry` objects.
AclEntryFlag	Defines the flags for used by the flags component of an ACL `entry`.
AclEntryPermission	Defines the permissions for use with the permissions component of an ACL `entry`.
AclEntryType	A typesafe enumeration of the access control entry types.
AclFileAttributeView	A file attribute view that supports reading or updating a file's Access Control Lists (ACL) or file owner attributes.
AclNotFoundException	This class was deprecated in API level 33. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.Policy` and related classes since 1.2.
AconfigPackage	An `aconfig` package containing the enabled state of its flags.
AconfigStorageReadException	Exception thrown when an error occurs while reading from Aconfig Storage.
AcousticEchoCanceler	Acoustic Echo Canceler (AEC).
Action	An action defined by the provider that intents into the provider's app for specific user actions.
ActionBar	A primary toolbar within the activity that may display the activity title, application-level navigation affordances, and other interactive items.
ActionBar.LayoutParams	Per-child layout information associated with action bar custom views.
ActionBar.OnMenuVisibilityListener	Listener for receiving events when action bar menus are shown or hidden.
ActionBar.OnNavigationListener	This interface was deprecated in API level 21. Action bar navigation modes are deprecated and not supported by inline toolbar action bars. Consider using other common navigation patterns instead.
ActionBar.Tab	This class was deprecated in API level 21. Action bar navigation modes are deprecated and not supported by inline toolbar action bars. Consider using other common navigation patterns instead.
ActionBar.TabListener	This interface was deprecated in API level 21. Action bar navigation modes are deprecated and not supported by inline toolbar action bars. Consider using other common navigation patterns instead.
ActionMenuView	ActionMenuView is a presentation of a series of menu options as a View.
ActionMenuView.LayoutParams
ActionMenuView.OnMenuItemClickListener	Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners.
ActionMode	Represents a contextual mode of the user interface.
ActionMode.Callback	Callback interface for action modes.
ActionMode.Callback2	Extension of `ActionMode.Callback` to provide content rect information.
ActionProvider	An ActionProvider defines rich menu interaction in a single component.
ActionProvider.VisibilityListener	Listens to changes in visibility as reported by `ActionProvider.refreshVisibility()`.
ActiveCaloriesBurnedRecord	Captures the estimated active energy burned by the user (in kilocalories), excluding basal metabolic rate (BMR).
ActiveCaloriesBurnedRecord.Builder	Builder class for `ActiveCaloriesBurnedRecord`
ActiveProcessingPicture	Active picture represents an image or video undergoing picture processing which uses a picture profile.
Activity	An activity is a single, focused thing that the user can do.
Activity.ScreenCaptureCallback	Interface for observing screen captures of an `Activity`.
ActivityGroup	This class was deprecated in API level 13. Use the new `Fragment` and `FragmentManager` APIs instead; these are also available on older platforms through the Android compatibility package.
ActivityInfo	Information you can retrieve about a particular application activity or receiver.
ActivityInfo.WindowLayout	Contains information about position and size of the activity on the display.
ActivityInstrumentationTestCase<T extends Activity>	This class was deprecated in API level 3. new tests should be written using `ActivityInstrumentationTestCase2`, which provides more options for configuring the Activity under test
ActivityInstrumentationTestCase2<T extends Activity>	This class was deprecated in API level 24. Use ActivityTestRule instead. New tests should be written using the Android Testing Support Library.
ActivityIntensityRecord	Represents intensity of an activity.
ActivityIntensityRecord.Builder	Builder class for `ActivityIntensityRecord`
ActivityManager	This class gives information about, and interacts with, activities, services, and the containing process.
ActivityManager.AppTask	The AppTask allows you to manage your own application's tasks.
ActivityManager.MemoryInfo	Information you can retrieve about the available memory through `ActivityManager.getMemoryInfo`.
ActivityManager.ProcessErrorStateInfo	Information you can retrieve about any processes that are in an error condition.
ActivityManager.RecentTaskInfo	Information you can retrieve about tasks that the user has most recently started or visited.
ActivityManager.RunningAppProcessInfo	Information you can retrieve about a running process.
ActivityManager.RunningServiceInfo	Information you can retrieve about a particular Service that is currently running in the system.
ActivityManager.RunningTaskInfo	Information you can retrieve about a particular task that is currently "running" in the system.
ActivityManager.TaskDescription	Information you can set and retrieve about the current activity within the recent task list.
ActivityManager.TaskDescription.Builder	Provides a convenient way to set the fields of a `TaskDescription` when creating a new instance.
ActivityNotFoundException	This exception is thrown when a call to `Context.startActivity` or one of its variants fails because an Activity can not be found to execute the given Intent.
ActivityOptions	Helper class for building an options Bundle that can be used with `Context.startActivity(Intent, Bundle)` and related methods.
ActivityTestCase	This class was deprecated in API level 24. New tests should be written using the Android Testing Support Library.
ActivityUnitTestCase<T extends Activity>	This class was deprecated in API level 24. Write Local Unit Tests instead.
Adapter	An Adapter object acts as a bridge between an `AdapterView` and the underlying data for that view.
AdapterView<T extends Adapter>	An AdapterView is a view whose children are determined by an `Adapter`.
AdapterView.AdapterContextMenuInfo	Extra menu information provided to the `View.OnCreateContextMenuListener.onCreateContextMenu(ContextMenu, View, ContextMenuInfo)` callback when a context menu is brought up for this AdapterView.
AdapterView.OnItemClickListener	Interface definition for a callback to be invoked when an item in this AdapterView has been clicked.
AdapterView.OnItemLongClickListener	Interface definition for a callback to be invoked when an item in this view has been clicked and held.
AdapterView.OnItemSelectedListener	Interface definition for a callback to be invoked when an item in this view has been selected.
AdapterViewAnimator	Base class for a `AdapterView` that will perform animations when switching between its views.
AdapterViewFlipper	Simple `ViewAnimator` that will animate between two or more views that have been added to it.
AdaptiveIconDrawable	This class can also be created via XML inflation using `<adaptive-icon>` tag in addition to dynamic creation.
AdBuffer	Buffer for advertisement data.
AddAdSelectionFromOutcomesOverrideRequest	This POJO represents the `TestAdSelectionManager.overrideAdSelectionFromOutcomesConfigRemoteInfo(AddAdSelectionFromOutcomesOverrideRequest, Executor, OutcomeReceiver)` ( AddAdSelectionOverrideRequest, Executor, OutcomeReceiver)} request It contains, a `AdSelectionFromOutcomesConfig` which will serve as the identifier for the specific override, a `String` selectionLogicJs and `String` selectionSignals field representing the override value
AddAdSelectionOverrideRequest	This POJO represents the `TestAdSelectionManager.overrideAdSelectionConfigRemoteInfo(android.adservices.adselection.AddAdSelectionOverrideRequest, java.util.concurrent.Executor, android.os.OutcomeReceiver)` request It contains, a `AdSelectionConfig` which will serve as the identifier for the specific override, a `String` decisionLogicJs and `String` trustedScoringSignals field representing the override value
AdData	Represents data specific to an ad that is necessary for ad selection and rendering.
AdData.Builder	Builder for `AdData` objects.
AddCustomAudienceOverrideRequest	This POJO represents the `TestCustomAudienceManager.overrideCustomAudienceRemoteInfo(android.adservices.customaudience.AddCustomAudienceOverrideRequest, java.util.concurrent.Executor, android.os.OutcomeReceiver)` request.
AddCustomAudienceOverrideRequest.Builder	Builder for `AddCustomAudienceOverrideRequest` objects.
AdditionalContentContract	Specifies constants used by Chooser when interacting with the additional content provider, see `Intent.EXTRA_CHOOSER_ADDITIONAL_CONTENT_URI`.
AdditionalContentContract.Columns
AdditionalContentContract.CursorExtraKeys	Constants for `Cursor.getExtras()` keys.
AdditionalContentContract.MethodNames	Constants for method names used with `ContentResolver.call(Uri, String, String, Bundle)` method.
Address	A class representing an Address, that is, a set of Strings describing a location.
AdFilters	A container class for filters which are associated with an ad.
AdFilters.Builder	Builder for creating `AdFilters` objects.
AdId	A unique, user-resettable, device-wide, per-profile ID for advertising.
AdIdManager	AdId Manager provides APIs for app and ad-SDKs to access advertising ID.
Adler32	A class that can be used to compute the Adler-32 checksum of a data stream.
AdRequest	An advertisement request which can be sent to TV input to request AD operations.
AdResponse	An advertisement response which can be sent to TV interactive App service to inform AD status.
AdSelectionConfig	Contains the configuration of the ad selection process.
AdSelectionConfig.Builder	Builder for `AdSelectionConfig` object.
AdSelectionFromOutcomesConfig	Contains the configuration of the ad selection process that select a winner from a given list of ad selection ids.
AdSelectionFromOutcomesConfig.Builder	Builder for `AdSelectionFromOutcomesConfig` objects.
AdSelectionManager	AdSelection Manager provides APIs for app and ad-SDKs to run ad selection processes as well as report impressions.
AdSelectionOutcome	This class represents a field in the `OutcomeReceiver`, which is an input to the `AdSelectionManager.selectAds(AdSelectionConfig, Executor, OutcomeReceiver)` in the `AdSelectionManager`.
AdSelectionOutcome.Builder	Builder for `AdSelectionOutcome` objects.
AdSelectionSignals	This class holds JSON that will be passed into a JavaScript function during ad selection.
AdServicesException	Exception thrown by AdServices.
AdServicesOutcomeReceiver<R, E extends Throwable>	This interface was deprecated in API level 37. use `OutcomeReceiver` instead. Android R is no longer supported.
AdServicesPermissions	Permissions used by the AdServices APIs.
AdServicesState	This class specifies the state of the APIs exposed by AdServicesApi apk.
AdTechIdentifier	An Identifier representing an ad buyer or seller.
Advanceable	This interface can be implemented by any collection-type view which has a notion of progressing through its set of children.
AdvancedProtectionManager	Advanced Protection is a mode that users can enroll their device into, that enhances security by enabling features and restrictions across both the platform and user apps.
AdvancedProtectionManager.Callback	A callback class for monitoring changes to Advanced Protection state To register a callback, implement this interface, and register it with `AdvancedProtectionManager.registerAdvancedProtectionCallback(Executor, Callback)`.
AdvertiseCallback	Bluetooth LE advertising callbacks, used to deliver advertising operation status.
AdvertiseData	Advertise data packet container for Bluetooth LE advertising.
AdvertiseData.Builder	Builder for `AdvertiseData`.
AdvertiseSettings	The `AdvertiseSettings` provide a way to adjust advertising preferences for each Bluetooth LE advertisement instance.
AdvertiseSettings.Builder	Builder class for `AdvertiseSettings`.
AdvertisingRequest	Encapsulates parameters for `NsdManager.registerService`.
AdvertisingRequest.Builder	A builder for creating new `AdvertisingRequest` objects.
AdvertisingSet	This class provides a way to control single Bluetooth LE advertising instance.
AdvertisingSetCallback	Bluetooth LE advertising set callbacks, used to deliver advertising operation status.
AdvertisingSetParameters	The `AdvertisingSetParameters` provide a way to adjust advertising preferences for each Bluetooth LE advertising set.
AdvertisingSetParameters.Builder	Builder class for `AdvertisingSetParameters`.
AdWithBid	Represents an ad and its corresponding bid value after the bid generation step in the ad selection process.
AEADBadTagException	This exception is thrown when a `Cipher` operating in an AEAD mode (such as GCM/CCM) is unable to verify the supplied authentication tag.
AggregateRecordsGroupedByDurationResponse<T>	Class to represent the response from `HealthConnectManager.aggregateGroupByDuration`
AggregateRecordsGroupedByPeriodResponse<T>	Class to represent the response from `HealthConnectManager.aggregateGroupByPeriod`
AggregateRecordsRequest<T>	A class to create requests for `HealthConnectManager.aggregate`
AggregateRecordsRequest.Builder<T>
AggregateRecordsResponse<T>	A class representing response for `HealthConnectManager.aggregate`
AggregationType<T>	Class to represent aggregation types in `Record` classes.
AitInfo	AIT (Application Information Table) info.
AlarmClock	The AlarmClock provider contains an Intent action and extras that can be used to start an Activity to set a new alarm or timer in an alarm clock application.
AlarmManager	This class provides access to the system alarm services.
AlarmManager.AlarmClockInfo	An immutable description of a scheduled "alarm clock" event.
AlarmManager.OnAlarmListener	Direct-notification alarms: the requester must be running continuously from the time the alarm is set to the time it is delivered, or delivery will fail.
AlertDialog	A subclass of Dialog that can display one, two or three buttons.
AlertDialog.Builder
AlgorithmConstraints	This interface specifies constraints for cryptographic algorithms, keys (key sizes), and other algorithm parameters.
AlgorithmParameterGenerator	The `AlgorithmParameterGenerator` class is used to generate a set of parameters to be used with a certain algorithm.
AlgorithmParameterGeneratorSpi	This class defines the Service Provider Interface (SPI) for the `AlgorithmParameterGenerator` class, which is used to generate a set of parameters to be used with a certain algorithm.
AlgorithmParameters	This class is used as an opaque representation of cryptographic parameters.
AlgorithmParameterSpec	A (transparent) specification of cryptographic parameters.
AlgorithmParametersSpi	This class defines the Service Provider Interface (SPI) for the `AlgorithmParameters` class, which is used to manage algorithm parameters.
AliasActivity	This class was deprecated in API level 30. Use `<activity-alias>` or subclass Activity directly.
AlignmentSpan	Span that allows defining the alignment of text at the paragraph level.
AlignmentSpan.Standard	Default implementation of the `AlignmentSpan`.
Allocation	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Allocation.MipmapControl	Controls mipmap behavior when using the bitmap creation and update functions.
Allocation.OnBufferAvailableListener	Interface to handle notification when new buffers are available via `Allocation.USAGE_IO_INPUT`.
AllocationAdapter	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
AllowAllHostnameVerifier	This class was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
AllPermission	Android doesn't support `SecurityManager`.
AlphaAnimation	An animation that controls the alpha level of an object.
AlphabeticIndex<V>	AlphabeticIndex supports the creation of a UI index appropriate for a given language.
AlphabeticIndex.Bucket<V>	An index "bucket" with a label string and type.
AlphabeticIndex.Bucket.LabelType	Type of the label
AlphabeticIndex.ImmutableIndex<V>	Immutable, thread-safe version of `AlphabeticIndex`.
AlphabeticIndex.Record<V>	A (name, data) pair, to be sorted by name into one of the index buckets.
AlphabetIndexer	A helper class for adapters that implement the SectionIndexer interface.
AlreadyBoundException	Unchecked exception thrown when an attempt is made to bind the socket a network oriented channel that is already bound.
AlreadyConnectedException	Unchecked exception thrown when an attempt is made to connect a `SocketChannel` that is already connected.
AlreadyPersonalizedException	Thrown if trying to create a credential which already exists.
AlteredCharSequence	This class was deprecated in API level 30. The functionality this class offers is easily implemented outside the framework.
AlternativeSpan	List of alternative hypotheses for a specific span of a speech recognition result string.
AlternativeSpans	List of `AlternativeSpan` for a specific speech recognition result.
AltitudeConverter	Converts altitudes reported above the World Geodetic System 1984 (WGS84) reference ellipsoid into ones above Mean Sea Level.
AmbientBacklightEvent	Ambient backlight event
AmbientBacklightMetadata	Metadata of ambient backlight.
AmbientBacklightSettings	Settings to configure ambient backlight hardware.
AnalogClock	This class was deprecated in API level 23. This widget is no longer supported; except for `RemoteViews` use cases like app widgets.
AndroidCharacter	This class was deprecated in API level 26. Use various methods from `UCharacter`, instead.
AndroidException	Base class for all checked exceptions thrown by the Android frameworks.
AndroidRuntimeException	Base class for all unchecked exceptions thrown by the Android frameworks.
AndroidTestCase	This class was deprecated in API level 24. Use InstrumentationRegistry instead. New tests should be written using the Android Testing Support Library.
AndroidTestRunner	This class was deprecated in API level 24. Use AndroidJUnitRunner instead. New tests should be written using the Android Testing Support Library.
Animatable	Interface that drawables supporting animations should implement.
Animatable2	Abstract class that drawables supporting animations and callbacks should extend.
Animatable2.AnimationCallback
AnimatedImageDrawable	`Drawable` for drawing animated images (like GIF).
AnimatedStateListDrawable	Drawable containing a set of Drawable keyframes where the currently displayed keyframe is chosen based on the current state set.
AnimatedVectorDrawable	This class animates properties of a `VectorDrawable` with animations defined using `ObjectAnimator` or `AnimatorSet`.
Animation	Abstraction for an Animation that can be applied to Views, Surfaces, or other objects.
Animation.AnimationListener	An animation listener receives notifications from an animation.
Animation.Description	Utility class to parse a string description of a size.
AnimationDrawable	An object used to create frame-by-frame animations, defined by a series of Drawable objects, which can be used as a View object's background.
AnimationSet	Represents a group of Animations that should be played together.
AnimationUtils	Defines common utilities for working with animations.
Animator	This is the superclass for classes which provide basic support for animations which can be started, ended, and have `AnimatorListeners` added to them.
Animator.AnimatorListener	An animation listener receives notifications from an animation.
Animator.AnimatorPauseListener	A pause listener receives notifications from an animation when the animation is `paused` or `resumed`.
AnimatorInflater	This class is used to instantiate animator XML files into Animator objects.
AnimatorListenerAdapter	This adapter class provides empty implementations of the methods from `Animator.AnimatorListener`.
AnimatorSet	This class plays a set of `Animator` objects in the specified order.
AnimatorSet.Builder	The `Builder` object is a utility class to facilitate adding animations to a `AnimatorSet` along with the relationships between the various animations.
AnnotatedElement	Represents an annotated element of the program currently running in this VM.
Annotation	Annotations are simple key-value pairs that are preserved across TextView save/restore cycles and can be used to keep application-specific data that needs to be maintained for regions of text.
Annotation	The common interface extended by all annotation interfaces.
Annotation	An Annotation object is used as a wrapper for a text attribute value if the attribute has annotation characteristics.
AnnotationFormatError	Thrown when the annotation parser attempts to read an annotation from a class file and determines that the annotation is malformed.
AnnotationTypeMismatchException	Thrown to indicate that a program has attempted to access an element of an annotation whose type has changed after the annotation was compiled (or serialized).
AnticipateInterpolator	An interpolator where the change starts backward then flings forward.
AnticipateOvershootInterpolator	An interpolator where the change starts backward then flings forward and overshoots the target value and finally goes back to the final value.
ApkChecksum	A typed checksum of an APK.
ApnSetting	An Access Point Name (APN) configuration for a carrier data connection.
ApnSetting.Builder	Provides a convenient way to set the fields of a `ApnSetting` when creating a new instance.
AppComponentFactory	Interface used to control the instantiation of manifest elements.
Appendable	An object to which `char` sequences and values can be appended.
AppFunctionException	Represents an app function related error.
AppFunctionManager	Provides access to App Functions.
AppFunctionService	Abstract base class to provide app functions to the system.
AppInfo	Information about apps.
AppInfo	Application Info class containing details about a given application
AppInstallFilters	A container for the ad filters that are based on app install state.
AppInstallFilters.Builder	Builder for creating `AppInstallFilters` objects.
AppJankStats	This class stores detailed jank statistics for an individual UI widget.
Application	Base class for maintaining global application state.
Application.ActivityLifecycleCallbacks
Application.OnProvideAssistDataListener	Callback interface for use with `Application.registerOnProvideAssistDataListener` and `Application.unregisterOnProvideAssistDataListener`.
ApplicationErrorReport	Describes an application error.
ApplicationErrorReport.AnrInfo	Describes an application not responding error.
ApplicationErrorReport.BatteryInfo	Describes a battery usage report.
ApplicationErrorReport.CrashInfo	Describes an application crash.
ApplicationErrorReport.RunningServiceInfo	Describes a running service report.
ApplicationExitInfo	Describes the information of an application process's death.
ApplicationInfo	Information you can retrieve about a particular application.
ApplicationInfo.DisplayNameComparator
ApplicationMediaCapabilities	ApplicationMediaCapabilities is an immutable class that encapsulates an application's capabilities for handling newer video codec format and media features.
ApplicationMediaCapabilities.Builder	Builder class for `ApplicationMediaCapabilities` objects.
ApplicationRuntime	Provides APIs to retrieve the information about the application loaded in the current runtime.
ApplicationStartInfo	Describes information related to an application process's startup.
ApplicationTestCase<T extends Application>	This class was deprecated in API level 24. Use InstrumentationRegistry instead. New tests should be written using the Android Testing Support Library.
AppLinkInfo	App link information used by TV interactive app to launch Android apps.
AppOpsManager	App-ops are used for two purposes: Access control and tracking.
AppOpsManager.OnOpActiveChangedListener	Callback for notification of changes to operation active state.
AppOpsManager.OnOpChangedListener	Callback for notification of changes to operation state.
AppOpsManager.OnOpNotedCallback	Callback an app can `set` to monitor the app-ops the system has tracked for it.
AppOwnedSdkSandboxInterface	Represents a channel for an SDK in the sandbox process to interact with the app.
AppSearchBatchResult<KeyType, ValueType>	Provides results for AppSearch batch operations which encompass multiple documents.
AppSearchBatchResult.Builder<KeyType, ValueType>	Builder for `AppSearchBatchResult` objects.
AppSearchBlobHandle	An identifier to represent a blob in AppSearch.
AppSearchException	An exception thrown by `AppSearchSession` or a subcomponent.
AppSearchManager	Provides access to the centralized AppSearch index maintained by the system.
AppSearchManager.SearchContext	Contains information about how to create the search session.
AppSearchManager.SearchContext.Builder	Builder for `SearchContext` objects.
AppSearchResult<ValueType>	Information about the success or failure of an AppSearch call.
AppSearchSchema	The AppSearch Schema for a particular type of document.
AppSearchSchema.BlobHandlePropertyConfig	Configuration for a property of type `AppSearchBlobHandle` in a Document.
AppSearchSchema.BlobHandlePropertyConfig.Builder	Builder for `BlobHandlePropertyConfig`.
AppSearchSchema.BooleanPropertyConfig	Configuration for a property containing a boolean.
AppSearchSchema.BooleanPropertyConfig.Builder	Builder for `BooleanPropertyConfig`.
AppSearchSchema.Builder	Builder for `objects`.
AppSearchSchema.BytesPropertyConfig	Configuration for a property containing a byte array.
AppSearchSchema.BytesPropertyConfig.Builder	Builder for `BytesPropertyConfig`.
AppSearchSchema.DocumentPropertyConfig	Configuration for a property containing another Document.
AppSearchSchema.DocumentPropertyConfig.Builder	Builder for `DocumentPropertyConfig`.
AppSearchSchema.DoublePropertyConfig	Configuration for a property containing a double-precision decimal number.
AppSearchSchema.DoublePropertyConfig.Builder	Builder for `DoublePropertyConfig`.
AppSearchSchema.EmbeddingPropertyConfig	Configuration for a property of type `EmbeddingVector` in a Document.
AppSearchSchema.EmbeddingPropertyConfig.Builder	Builder for `EmbeddingPropertyConfig`.
AppSearchSchema.LongPropertyConfig	Configuration for a property containing a 64-bit integer.
AppSearchSchema.LongPropertyConfig.Builder	Builder for `LongPropertyConfig`.
AppSearchSchema.PropertyConfig	Common configuration for a single property (field) in a Document.
AppSearchSchema.StringPropertyConfig	Configuration for a property of type String in a Document.
AppSearchSchema.StringPropertyConfig.Builder	Builder for `StringPropertyConfig`.
AppSearchSession	Provides a connection to a single AppSearch database.
AppSetId	A unique, per-device, per developer-account user-resettable ID for non-monetizing advertising usecases.
AppSetIdManager	AppSetIdManager provides APIs for app and ad-SDKs to access appSetId for non-monetizing purpose.
AppUriAuthenticationPolicy	The app-URI authentication policy is set by the credential management app.
AppUriAuthenticationPolicy.Builder	Builder class for `AppUriAuthenticationPolicy` objects.
AppWidgetHost	AppWidgetHost provides the interaction with the AppWidget service for apps, like the home screen, that want to embed AppWidgets in their UI.
AppWidgetHostView	Provides the glue to show AppWidget views.
AppWidgetManager	Updates AppWidget state; gets information about installed AppWidget providers and other AppWidget related state.
AppWidgetProvider	A convenience class to aid in implementing an AppWidget provider.
AppWidgetProviderInfo	Describes the meta data for an installed AppWidget provider.
ArchivedActivityInfo	Contains fields required to show archived package in Launcher.
ArchivedPackageInfo	Contains fields required for archived package installation, i.e.
ArcMotion	A PathMotion that generates a curved path along an arc on an imaginary circle containing the two points.
ArcShape	Creates an arc shape.
ArgbEvaluator	This evaluator can be used to perform type interpolation between integer values that represent ARGB colors.
ArithmeticException	Thrown when an exceptional arithmetic condition has occurred.
Array	The `Array` class provides static methods to dynamically create and access Java arrays.
Array	The mapping in the Java programming language for the SQL type `ARRAY`.
ArrayAdapter<T>	You can use this adapter to provide views for an `AdapterView`, Returns a view for each object in a collection of data objects you provide, and can be used with list-based user interface widgets such as `ListView` or `Spinner`.
ArrayBlockingQueue<E>	A bounded blocking queue backed by an array.
ArrayDeque<E>	Resizable-array implementation of the `Deque` interface.
ArrayIndexOutOfBoundsException	Thrown to indicate that an array has been accessed with an illegal index.
ArrayList<E>	Resizable-array implementation of the `List` interface.
ArrayMap<K, V>	ArrayMap is a generic key->value mapping data structure that is designed to be more memory efficient than a traditional `HashMap`.
Arrays	This class contains various methods for manipulating arrays (such as sorting and searching).
ArraySet<E>	ArraySet is a generic set data structure that is designed to be more memory efficient than a traditional `HashSet`.
ArrayStoreException	Thrown to indicate that an attempt has been made to store the wrong type of object into an array of objects.
ArrowKeyMovementMethod	A movement method that provides cursor movement and selection.
AssertionError	Thrown to indicate that an assertion has failed.
AssertionFailedError	This class was deprecated in API level 16. use junit.framework.AssertionFailedError
AssetFileDescriptor	File descriptor of an entry in the AssetManager.
AssetFileDescriptor.AutoCloseInputStream	An InputStream you can create on a ParcelFileDescriptor, which will take care of calling `ParcelFileDescriptor.close()` for you when the stream is closed.
AssetFileDescriptor.AutoCloseOutputStream	An OutputStream you can create on a ParcelFileDescriptor, which will take care of calling `ParcelFileDescriptor.close()` for you when the stream is closed.
AssetManager	Provides access to an application's raw asset files; see `Resources` for the way most applications will want to retrieve their resource data.
AssetManager.AssetInputStream
AssetsProvider	Provides callbacks that allow for the value of a file-based resources or assets of a `ResourcesProvider` to be specified or overridden.
AssistContent	Holds information about the content an application is viewing, to hand to an assistant at the user's request.
AssistStructure	This API automatically creates assist data from the platform's implementation of assist and autofill.
AssistStructure.ViewNode	Describes a single view in the assist data.
AssistStructure.WindowNode	Describes a window in the assist data.
AssociatedDevice	Container for device info from an association that is not self-managed.
AssociationInfo	Details for a specific "association" that has been established between an app and companion device.
AssociationRequest	A request for the user to select a companion device to associate with.
AssociationRequest.Builder	A builder for `AssociationRequest`
AsynchronousByteChannel	An asynchronous channel that can read and write bytes.
AsynchronousChannel	A channel that supports asynchronous I/O operations.
AsynchronousChannelGroup	A grouping of asynchronous channels for the purpose of resource sharing.
AsynchronousChannelProvider	Service-provider class for asynchronous channels.
AsynchronousCloseException	Checked exception received by a thread when another thread closes the channel or the part of the channel upon which it is blocked in an I/O operation.
AsynchronousFileChannel	An asynchronous channel for reading, writing, and manipulating a file.
AsynchronousServerSocketChannel	An asynchronous channel for stream-oriented listening sockets.
AsynchronousSocketChannel	An asynchronous channel for stream-oriented connecting sockets.
AsyncNotedAppOp	When an `app-op is noted` and the app the app-op is noted for has a `AppOpsManager.OnOpNotedCallback` registered the note-event needs to be delivered to the callback.
AsyncPlayer	Plays a series of audio URIs, but does all the hard work on another thread so that any slowness with preparing or loading doesn't block the calling thread.
AsyncQueryHandler	A helper class to help make handling asynchronous `ContentResolver` queries easier.
AsyncQueryHandler.WorkerArgs
AsyncQueryHandler.WorkerHandler
AsyncTask<Params, Progress, Result>	This class was deprecated in API level 30. Use the standard `java.util.concurrent` or Kotlin concurrency utilities instead.
AsyncTask.Status	Indicates the current status of the task.
AsyncTaskLoader<D>	This class was deprecated in API level 28. Use the Support Library `AsyncTaskLoader`
AtomicBoolean	A `boolean` value that may be updated atomically.
AtomicFile	Helper class for performing atomic operations on a file by writing to a new file and renaming it into the place of the original file after the write has successfully completed.
AtomicInteger	An `int` value that may be updated atomically.
AtomicIntegerArray	An `int` array in which elements may be updated atomically.
AtomicIntegerFieldUpdater<T>	A reflection-based utility that enables atomic updates to designated `volatile int` fields of designated classes.
AtomicLong	A `long` value that may be updated atomically.
AtomicLongArray	A `long` array in which elements may be updated atomically.
AtomicLongFieldUpdater<T>	A reflection-based utility that enables atomic updates to designated `volatile long` fields of designated classes.
AtomicMarkableReference<V>	An `AtomicMarkableReference` maintains an object reference along with a mark bit, that can be updated atomically.
AtomicMoveNotSupportedException	Checked exception thrown when a file cannot be moved as an atomic file system operation.
AtomicReference<V>	An object reference that may be updated atomically.
AtomicReferenceArray<E>	An array of object references in which elements may be updated atomically.
AtomicReferenceFieldUpdater<T, V>	A reflection-based utility that enables atomic updates to designated `volatile` reference fields of designated classes.
AtomicStampedReference<V>	An `AtomicStampedReference` maintains an object reference along with an integer "stamp", that can be updated atomically.
AttachCallback	Base class for Aware attach callbacks.
AttachedSurfaceControl	Provides an interface to the root-Surface of a View Hierarchy or Window.
AttachedSurfaceControl.OnBufferTransformHintChangedListener	Buffer transform hint change listener.
AttestedKeyPair	The `AttestedKeyPair` class contains a `KeyPair` instance of keys generated by Keystore and owned by KeyChain, as well as an attestation record for the key.
Attr	The `Attr` interface represents an attribute in an `Element` object.
AttributedCharacterIterator	An `AttributedCharacterIterator` allows iteration through both text and related attribute information.
AttributedCharacterIterator.Attribute	Defines attribute keys that are used to identify text attributes.
AttributedString	An AttributedString holds text and related attribute information.
AttributeList	This interface was deprecated in API level 9. This interface has been replaced by the SAX2 `Attributes` interface, which includes Namespace support.
AttributeListImpl	This class was deprecated in API level 9. This class implements a deprecated interface, `AttributeList`; that interface has been replaced by `Attributes`, which is implemented in the `AttributesImpl` helper class.
Attributes	The Attributes class maps Manifest attribute names to associated string values.
Attributes	Interface for a list of XML attributes.
Attributes.Name	The Attributes.Name class represents an attribute name stored in this Map.
Attributes2	SAX2 extension to augment the per-attribute information provided though `Attributes`.
Attributes2Impl	SAX2 extension helper for additional Attributes information, implementing the `Attributes2` interface.
AttributeSet	A collection of attributes, as found associated with a tag in an XML document.
AttributesImpl	Default implementation of the Attributes interface.
AttributeView	An object that provides a read-only or updatable view of non-opaque values associated with an object in a filesystem.
Attribution	Information about an attribution declared by a package.
AttributionSource	This class represents a source to which access to permission protected data should be attributed.
AttributionSource.Builder	A builder for `AttributionSource`
AudioAttributes	A class to encapsulate a collection of attributes describing information about an audio stream.
AudioAttributes.Builder	Builder class for `AudioAttributes` objects.
AudioCodec	This class was deprecated in API level 31. `SipManager` and associated classes are no longer supported and should not be used as the basis of future VOIP apps.
AudioDescriptor	The AudioDescriptor contains the information to describe the audio playback/capture capabilities.
AudioDeviceCallback	AudioDeviceCallback defines the mechanism by which applications can receive notifications of audio device connection and disconnection events.
AudioDeviceInfo	Provides information about an audio device.
AudioEffect	AudioEffect is the base class for controlling audio effects provided by the android audio framework.
AudioEffect.Descriptor	The effect descriptor contains information on a particular effect implemented in the audio framework: type: UUID identifying the effect type.
AudioEffect.OnControlStatusChangeListener	The OnControlStatusChangeListener interface defines a method called by the AudioEffect when control of the effect engine is gained or lost by the application
AudioEffect.OnEnableStatusChangeListener	The OnEnableStatusChangeListener interface defines a method called by the AudioEffect when the enabled state of the effect engine was changed by the controlling application.
AudioFocusRequest	A class to encapsulate information about an audio focus request.
AudioFocusRequest.Builder	Builder class for `AudioFocusRequest` objects.
AudioFormat	The `AudioFormat` class is used to access a number of audio format and channel configuration constants.
AudioFormat.Builder	Builder class for `AudioFormat` objects.
AudioGroup	This class was deprecated in API level 31. `SipManager` and associated classes are no longer supported and should not be used as the basis of future VOIP apps.
AudioManager	AudioManager provides access to volume and ringer mode control.
AudioManager.AudioPlaybackCallback	Interface for receiving update notifications about the playback activity on the system.
AudioManager.AudioRecordingCallback	Interface for receiving update notifications about the recording configuration.
AudioManager.OnAudioFocusChangeListener	Interface definition for a callback to be invoked when the audio focus of the system is updated.
AudioManager.OnCommunicationDeviceChangedListener	Listener registered by client to be notified upon communication audio device change.
AudioManager.OnModeChangedListener	Interface definition of a callback that is notified when the audio mode changes
AudioManager.OnPreferredMixerAttributesChangedListener	Interface to be notified of changes in the preferred mixer attributes.
AudioMetadata	AudioMetadata class is used to manage typed key-value pairs for configuration and capability requests within the Audio Framework.
AudioMetadata.Format	A container class for AudioMetadata Format keys.
AudioMetadata.Key<T>	Key interface for the `AudioMetadata` map.
AudioMetadataMap	AudioMetadataMap is a writeable `Map`-style interface of `AudioMetadata.Key` value pairs.
AudioMetadataReadMap	A read only `Map`-style interface of `AudioMetadata.Key` value pairs used for `AudioMetadata`.
AudioMixerAttributes	Class to represent the attributes of the audio mixer: its format, which represents by an `AudioFormat` object and mixer behavior.
AudioMixerAttributes.Builder	Builder class for `AudioMixerAttributes` objects.
AudioPlaybackCaptureConfiguration	Configuration for capturing audio played by other apps.
AudioPlaybackCaptureConfiguration.Builder	Builder for creating `AudioPlaybackCaptureConfiguration` instances.
AudioPlaybackConfiguration	The AudioPlaybackConfiguration class collects the information describing an audio playback session.
AudioPresentation	The AudioPresentation class encapsulates the information that describes an audio presentation which is available in next generation audio content.
AudioPresentation.Builder	A builder class for creating `AudioPresentation` objects.
AudioProfile	An AudioProfile is specific to an audio format and lists supported sampling rates and channel masks for that format.
AudioRecord	The AudioRecord class manages the audio resources for Java applications to record audio from the audio input hardware of the platform.
AudioRecord.Builder	Builder class for `AudioRecord` objects.
AudioRecord.MetricsConstants
AudioRecord.OnRecordPositionUpdateListener	Interface definition for a callback to be invoked when an AudioRecord has reached a notification marker set by `AudioRecord.setNotificationMarkerPosition(int)` or for periodic updates on the progress of the record head, as set by `AudioRecord.setPositionNotificationPeriod(int)`.
AudioRecord.OnRoutingChangedListener	This interface was deprecated in API level 24. users should switch to the general purpose `AudioRouting.OnRoutingChangedListener` class instead.
AudioRecordingConfiguration	The AudioRecordingConfiguration class collects the information describing an audio recording session.
AudioRecordingMonitor	AudioRecordingMonitor defines an interface implemented by `AudioRecord` and `MediaRecorder` allowing applications to install a callback and be notified of changes in the capture path while recoding is active.
AudioRouting	AudioRouting defines an interface for controlling routing and routing notifications in AudioTrack and AudioRecord objects.
AudioRouting.OnRoutingChangedListener	Defines the interface by which applications can receive notifications of routing changes for the associated `AudioRouting`.
AudioStream	This class was deprecated in API level 31. `SipManager` and associated classes are no longer supported and should not be used as the basis of future VOIP apps.
AudioTimestamp	Structure that groups a position in frame units relative to an assumed audio stream, together with the estimated time when that frame enters or leaves the audio processing pipeline on that device.
AudioTrack	The AudioTrack class manages and plays a single audio resource for Java applications.
AudioTrack.Builder	Builder class for `AudioTrack` objects.
AudioTrack.MetricsConstants
AudioTrack.OnCodecFormatChangedListener	Interface definition for a listener for codec format changes.
AudioTrack.OnPlaybackPositionUpdateListener	Interface definition for a callback to be invoked when the playback head position of an AudioTrack has reached a notification marker or has increased by a certain period.
AudioTrack.OnRoutingChangedListener	This interface was deprecated in API level 24. users should switch to the general purpose `AudioRouting.OnRoutingChangedListener` class instead.
AudioTrack.StreamEventCallback	Abstract class to receive event notifications about the stream playback in offloaded mode.
AuthenticationKeyMetadata	Data about authentication keys.
AuthenticationRequiredException	Specialization of `SecurityException` that is thrown when authentication is needed from the end user before viewing the content.
Authenticator	The class Authenticator represents an object that knows how to obtain authentication for a network connection.
Authenticator.RequestorType	The type of the entity requesting authentication.
AuthenticatorDescription	A `Parcelable` value type that contains information about an account authenticator.
AuthenticatorException
AuthPermission	Legacy security code; do not use.
AuthProvider	Legacy security code; do not use.
AutoCloseable	An object that may hold resources (such as file or socket handles) until it is closed.
AutoCompleteTextView	An editable text view that shows completion suggestions automatically while the user is typing.
AutoCompleteTextView.OnDismissListener	Listener to respond to the AutoCompleteTextView's completion list being dismissed.
AutoCompleteTextView.Validator	This interface is used to make sure that the text entered in this TextView complies to a certain format.
AutofillId	A unique identifier for an autofill node inside an `Activity`.
AutofillManager	The `AutofillManager` class provides ways for apps and custom views to integrate with the Autofill Framework lifecycle.
AutofillManager.AutofillCallback	Callback for autofill related events.
AutofillService	An `AutofillService` is a service used to automatically fill the contents of the screen on behalf of a given user - for more information about autofill, read Autofill Framework.
AutofillValue	Abstracts how a `View` can be autofilled by an `AutofillService`.
AutomaticGainControl	Automatic Gain Control (AGC).
AutomaticZenRule	Rule instance information for a zen (aka DND or Attention Management) mode.
AutomaticZenRule.Builder
AutoText	This class accesses a dictionary of corrections to frequent misspellings.
AutoTransition	Utility class for creating a default transition that automatically fades, moves, and resizes views during a scene change.
AvailableNetworkInfo	Defines available network information which includes corresponding subscription id, network plmns and corresponding priority to be used for network selection by Opportunistic Network Service when passed through `TelephonyManager.updateAvailableNetworks`
AvailableNetworkInfo.Builder	Provides a convenient way to set the fields of a `AvailableNetworkInfo` when creating a new instance.
AvailableNfcAntenna	Represents a single available Nfc antenna on an Android device.
AwarePairingConfig	The config for the Aware Pairing.
AwarePairingConfig.Builder	Builder used to build `AwarePairingConfig` objects.
AwareResources	The resources of the Aware service.

B

BackendBusyException	Indicates a transient error that prevented a key operation from being created.
BackEvent	Object used to report back gesture progress.
BackgroundColorSpan	Changes the background color of the text to which the span is attached.
BackgroundServiceStartNotAllowedException	Exception thrown when an app tries to start a background `Service` when it's not allowed to do so.
BackingStoreException	Thrown to indicate that a preferences operation could not complete because of a failure in the backing store, or a failure to contact the backing store.
BackupAgent	Provides the central interface between an application and Android's data backup infrastructure.
BackupAgentHelper	A convenient `BackupAgent` wrapper class that automatically manages heterogeneous data sets within the backup data, each identified by a unique key prefix.
BackupDataInput	Provides the structured interface through which a `BackupAgent` reads information from the backup data set, via its `onRestore()` method.
BackupDataInputStream	Provides an `InputStream`-like interface for accessing an entity's data during a restore operation.
BackupDataOutput	Provides the structured interface through which a `BackupAgent` commits information to the backup data set, via its `onBackup()` method.
BackupHelper	Defines the calling interface that `BackupAgentHelper` uses when dispatching backup and restore operations to the installed helpers.
BackupManager	The interface through which an application interacts with the Android backup service to request backup and restore operations.
BadPaddingException	This exception is thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
BadParcelableException	Exception thrown when a `Parcelable` is malformed or otherwise invalid.
BarringInfo	Provides the barring configuration for a particular service type.
BarringInfo.BarringServiceInfo	Describe the current barring configuration of a cell
BasalBodyTemperatureRecord	Captures the body temperature of a user when at rest (for example, immediately after waking up).
BasalBodyTemperatureRecord.Builder	Builder class for `BasalBodyTemperatureRecord`
BasalMetabolicRateRecord	Captures the BMR of a user.
BasalMetabolicRateRecord.Builder	Builder class for `BasalMetabolicRateRecord`
Base64	Utilities for encoding and decoding the Base64 representation of binary data.
Base64	This class consists exclusively of static methods for obtaining encoders and decoders for the Base64 encoding scheme.
Base64.Decoder	This class implements a decoder for decoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
Base64.Encoder	This class implements an encoder for encoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
Base64DataException	This exception is thrown by `Base64InputStream` or `Base64OutputStream` when an error is detected in the data being decoded.
Base64InputStream	An InputStream that does Base64 decoding on the data read through it.
Base64OutputStream	An OutputStream that does Base64 encoding on the data written to it, writing the resulting data to another OutputStream.
BaseAdapter	Common base class of common implementation for an `Adapter` that can be used in both `ListView` (by implementing the specialized `ListAdapter` interface) and `Spinner` (by implementing the specialized `SpinnerAdapter` interface).
BaseBundle	A mapping from String keys to values of various types.
BaseColumns
BaseDexClassLoader	Base class for common functionality between various dex-based `ClassLoader` implementations.
BaseExpandableListAdapter	Base class for a `ExpandableListAdapter` used to provide data and Views from some data to an expandable list view.
BaseInputConnection	Base class for implementors of the InputConnection interface, taking care of most of the common behavior for providing a connection to an Editable.
BaseInterpolator	An abstract class which is extended by default interpolators.
BaseKeyListener	Abstract base class for key listeners.
BaseMovementMethod	Base classes for movement methods.
BaseObj	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
BaseStream<T, S extends BaseStream<T, S>>	Base interface for streams, which are sequences of elements supporting sequential and parallel aggregate operations.
BasicFileAttributes	Basic attributes associated with a file in a file system.
BasicFileAttributeView	A file attribute view that provides a view of a basic set of file attributes common to many file systems.
BasicPermission	Android doesn't support `SecurityManager`.
BassBoost	Bass boost is an audio effect to boost or amplify low frequencies of the sound.
BassBoost.OnParameterChangeListener	The OnParameterChangeListener interface defines a method called by the BassBoost when a parameter value has changed.
BassBoost.Settings	The Settings class regroups all bass boost parameters.
BatchResultCallback<KeyType, ValueType>	The callback interface to return `AppSearchBatchResult`.
BatchUpdateException	The subclass of `SQLException` thrown when an error occurs during a batch update operation.
BatchUpdates	Defines actions to be applied to a `template presentation`.
BatchUpdates.Builder	Builder for `BatchUpdates` objects.
BatteryManager	The BatteryManager class contains strings and constants used for values in the `Intent.ACTION_BATTERY_CHANGED` Intent, and provides a method for querying battery and charging properties.
BatteryState	The BatteryState class is a representation of a single battery on a device.
BeginCreateCredentialRequest	Request for beginning a create credential request.
BeginCreateCredentialResponse	Response to a `BeginCreateCredentialRequest`.
BeginCreateCredentialResponse.Builder	A builder for `BeginCreateCredentialResponse`
BeginGetCredentialOption	A specific type of credential request to be sent to the provider during the query phase of a get flow.
BeginGetCredentialRequest	Query stage request for getting user's credentials from a given credential provider.
BeginGetCredentialRequest.Builder	Builder for `BeginGetCredentialRequest`.
BeginGetCredentialResponse	Response from a credential provider, containing credential entries and other associated data to be shown on the account selector UI.
BeginGetCredentialResponse.Builder	Builds an instance of `BeginGetCredentialResponse`.
BiConsumer<T, U>	Represents an operation that accepts two input arguments and returns no result.
Bidi	Bidi algorithm for ICU This is an implementation of the Unicode Bidirectional Algorithm.
Bidi	This class implements the Unicode Bidirectional Algorithm.
BidiClassifier	Overrides default Bidi class values with custom ones.
BidiFormatter	Utility class for formatting text for display in a potentially opposite-directionality context without garbling.
BidiFormatter.Builder	A class for building a BidiFormatter with non-default options.
BidirectionalStream	Class for bidirectional sending and receiving of data over HTTP/2 or QUIC connections.
BidirectionalStream.Builder	Builder for `BidirectionalStream`s.
BidirectionalStream.Callback	Callback interface used to receive callbacks from a `BidirectionalStream`.
BidirectionalTypeConverter<T, V>	Abstract base class used convert type T to another type V and back again.
BidiRun	A BidiRun represents a sequence of characters at the same embedding level.
BiFunction<T, U, R>	Represents a function that accepts two arguments and produces a result.
BigDecimal	The `BigDecimal` class implements immutable arbitrary-precision decimal numbers.
BigDecimal	Immutable, arbitrary-precision signed decimal numbers.
BigInteger	Immutable arbitrary-precision integers.
BinaryOperator<T>	Represents an operation upon two operands of the same type, producing a result of the same type as the operands.
Binder	Base class for a remotable object, the core part of a lightweight remote procedure call mechanism defined by `IBinder`.
BindException	Signals that an error occurred while attempting to bind a socket to a local address and port.
BiometricManager	A class that contains biometric utilities.
BiometricManager.Authenticators	Types of authenticators, defined at a level of granularity supported by `BiometricManager` and `BiometricPrompt`.
BiometricManager.Strings	Provides localized strings for an application that uses `BiometricPrompt` to authenticate the user.
BiometricPrompt	A class that manages a system-provided biometric dialog.
BiometricPrompt.AuthenticationCallback	Callback structure provided to `BiometricPrompt.authenticate(CancellationSignal, Executor, AuthenticationCallback)` or `BiometricPrompt.authenticate(CryptoObject, CancellationSignal, Executor, AuthenticationCallback)`.
BiometricPrompt.AuthenticationResult	Container for callback data from `BiometricPrompt.authenticate(android.os.CancellationSignal, java.util.concurrent.Executor, android.hardware.biometrics.BiometricPrompt.AuthenticationCallback)` and `BiometricPrompt.authenticate(android.hardware.biometrics.BiometricPrompt.CryptoObject, android.os.CancellationSignal, java.util.concurrent.Executor, android.hardware.biometrics.BiometricPrompt.AuthenticationCallback)`.
BiometricPrompt.Builder	A builder that collects arguments to be shown on the system-provided biometric dialog.
BiometricPrompt.CryptoObject	A wrapper class for the cryptographic operations supported by BiometricPrompt.
BiPredicate<T, U>	Represents a predicate (boolean-valued function) of two arguments.
Bitmap
Bitmap.CompressFormat	Specifies the known formats a bitmap can be compressed into
Bitmap.Config	Possible bitmap configurations.
BitmapDrawable	A Drawable that wraps a bitmap and can be tiled, stretched, or aligned.
BitmapFactory	Creates Bitmap objects from various sources, including files, streams, and byte-arrays.
BitmapFactory.Options
BitmapRegionDecoder	BitmapRegionDecoder can be used to decode a rectangle region from an image.
BitmapShader	Shader used to draw a bitmap as a texture.
BitSet	This class implements a vector of bits that grows as needed.
BlackLevelPattern	Immutable class to store a 4-element vector of integers corresponding to a 2x2 pattern of color channel offsets used for the black level offsets of each color channel.
BleCsRangingCapabilities	Represents the capabilities of the Bluetooth-based Channel Sounding (CS) ranging.
BleCsRangingParams	BleCsRangingParams encapsulates the parameters required for a bluetooth channel sounding ranging session.
BleCsRangingParams.Builder	Builder class to create `BleCsRangingParams` instances.
BlendMode
BlendModeColorFilter	A color filter that can be used to tint the source pixels using a single color and a specific `BlendMode`.
BleRssiRangingParams	BleRssiRangingParams encapsulates the parameters required for a bluetooth rssi based ranging session.
BleRssiRangingParams.Builder	Builder class to create `BleRssiRangingParams` instances.
Blob	The representation (mapping) in the Java^TM programming language of an SQL `BLOB` value.
BlobHandle	An identifier to represent a blob.
BlobStoreManager	This class provides access to the blob store managed by the system.
BlobStoreManager.Session	Represents an ongoing session of a blob's contribution to the blob store managed by the system.
BlockedNumberContract	The contract between the blockednumber provider and applications.
BlockedNumberContract.BlockedNumbers	Constants to interact with the blocked numbers list.
BlockingDeque<E>	A `Deque` that additionally supports blocking operations that wait for the deque to become non-empty when retrieving an element, and wait for space to become available in the deque when storing an element.
BlockingOption	Options for blocking a network through `WifiManager.disallowCurrentSuggestedNetwork(BlockingOption)`
BlockingOption.Builder	Builder used to create `BlockingOption` objects.
BlockingQueue<E>	A `Queue` that additionally supports operations that wait for the queue to become non-empty when retrieving an element, and wait for space to become available in the queue when storing an element.
BloodGlucose	Represents a unit of blood glucose level (glycaemia).
BloodGlucoseRecord	Captures the concentration of glucose in the blood.
BloodGlucoseRecord.Builder	Builder class for `BloodGlucoseRecord`
BloodGlucoseRecord.RelationToMealType	Relationship of the meal to the blood glucose measurement.
BloodGlucoseRecord.SpecimenSource	Type of body fluid used to measure the blood glucose.
BloodPressureRecord	Captures the blood pressure of a user.
BloodPressureRecord.BloodPressureMeasurementLocation	Identifier for Blood Pressure Measurement Location
BloodPressureRecord.BodyPosition	Identifier for body position
BloodPressureRecord.Builder	Builder class for `BloodPressureRecord`
BluetoothA2dp	This class provides the public APIs to control the Bluetooth A2DP profile.
BluetoothAdapter	Represents the local device Bluetooth adapter.
BluetoothAdapter.LeScanCallback	Callback interface used to deliver LE scan results.
BluetoothAssignedNumbers	Bluetooth Assigned Numbers.
BluetoothClass	Represents a Bluetooth class, which describes general characteristics and capabilities of a device.
BluetoothClass.Device	Defines all device class constants.
BluetoothClass.Device.Major	Defines all major device class constants.
BluetoothClass.Service	Defines all service class constants.
BluetoothCodecConfig	Represents the codec configuration for a Bluetooth A2DP source device.
BluetoothCodecConfig.Builder	Builder for `BluetoothCodecConfig`.
BluetoothCodecStatus	Represents the codec status (configuration and capability) for a Bluetooth A2DP source device.
BluetoothCodecStatus.Builder	Builder for `BluetoothCodecStatus`.
BluetoothCodecType	Represents a supported source codec type for a Bluetooth A2DP device.
BluetoothCsipSetCoordinator	This class provides the public APIs to control the Bluetooth CSIP set coordinator.
BluetoothDevice	Represents a remote Bluetooth device.
BluetoothDevice.BluetoothAddress	A data class for Bluetooth address and address type.
BluetoothDeviceFilter	A filter for Bluetooth(non-LE) devices
BluetoothDeviceFilter.Builder	A builder for `BluetoothDeviceFilter`
BluetoothGatt	Public API for the Bluetooth GATT Profile.
BluetoothGattCallback	This abstract class is used to implement `BluetoothGatt` callbacks.
BluetoothGattCharacteristic	Represents a Bluetooth GATT Characteristic A GATT characteristic is a basic data element used to construct a GATT service, `BluetoothGattService`.
BluetoothGattDescriptor	Represents a Bluetooth GATT Descriptor GATT Descriptors contain additional information and attributes of a GATT characteristic, `BluetoothGattCharacteristic`.
BluetoothGattServer	Public API for the Bluetooth GATT Profile server role.
BluetoothGattServerCallback	This abstract class is used to implement `BluetoothGattServer` callbacks.
BluetoothGattService	Represents a Bluetooth GATT Service Gatt Service contains a collection of `BluetoothGattCharacteristic`, as well as referenced services.
BluetoothHeadset	Public API for controlling the Bluetooth Headset Service.
BluetoothHealth	This class was deprecated in API level 29. Health Device Profile (HDP) and MCAP protocol are no longer used. New apps should use Bluetooth Low Energy based solutions such as `BluetoothGatt`, `BluetoothAdapter.listenUsingL2capChannel()`, or `BluetoothDevice.createL2capChannel(int)`
BluetoothHealthAppConfiguration	This class was deprecated in API level 29. Health Device Profile (HDP) and MCAP protocol are no longer used. New apps should use Bluetooth Low Energy based solutions such as `BluetoothGatt`, `BluetoothAdapter.listenUsingL2capChannel()`, or `BluetoothDevice.createL2capChannel(int)`
BluetoothHealthCallback	This class was deprecated in API level 29. Health Device Profile (HDP) and MCAP protocol are no longer used. New apps should use Bluetooth Low Energy based solutions such as `BluetoothGatt`, `BluetoothAdapter.listenUsingL2capChannel()`, or `BluetoothDevice.createL2capChannel(int)`
BluetoothHearingAid	This class provides the public APIs to control the Hearing Aid profile.
BluetoothHidDevice	Provides the public APIs to control the Bluetooth HID Device profile.
BluetoothHidDevice.Callback	The template class that applications use to call callback functions on events from the HID host.
BluetoothHidDeviceAppQosSettings	Represents the Quality of Service (QoS) settings for a Bluetooth HID Device application.
BluetoothHidDeviceAppSdpSettings	Represents the Service Discovery Protocol (SDP) settings for a Bluetooth HID Device application.
BluetoothLeAdvertiser	This class provides a way to perform Bluetooth LE advertise operations, such as starting and stopping advertising.
BluetoothLeAudio	This class provides the public APIs to control the LeAudio profile.
BluetoothLeAudioCodecConfig	Represents the codec configuration for a Bluetooth LE Audio source device.
BluetoothLeAudioCodecConfig.Builder	Builder for `BluetoothLeAudioCodecConfig`.
BluetoothLeAudioCodecStatus	Represents the codec status (configuration and capability) for a Bluetooth Le Audio source device.
BluetoothLeDeviceFilter	A filter for Bluetooth LE devices
BluetoothLeDeviceFilter.Builder	Builder for `BluetoothLeDeviceFilter`
BluetoothLeScanner	This class provides methods to perform scan related operations for Bluetooth LE devices.
BluetoothManager	High level manager used to obtain an instance of an `BluetoothAdapter` and to conduct overall Bluetooth Management.
BluetoothProfile	Public APIs for the Bluetooth Profiles.
BluetoothProfile.ServiceListener	An interface for notifying BluetoothProfile IPC clients when they have been connected or disconnected to the service.
BluetoothServerSocket	A listening Bluetooth socket.
BluetoothSocket	A connected or connecting Bluetooth socket.
BluetoothSocketException	Thrown when an error occurs during a Bluetooth Socket related exception.
BluetoothSocketSettings	Defines parameters for creating Bluetooth server and client socket channels.
BluetoothSocketSettings.Builder	Builder for `BluetoothSocketSettings`.
BluetoothStatusCodes	A class with constants representing possible return values for Bluetooth APIs.
BlurMaskFilter	This takes a mask, and blurs its edge by the specified radius.
BlurMaskFilter.Blur
BodyFatRecord	Captures the body fat percentage of a user.
BodyFatRecord.Builder	Builder class for `BodyFatRecord`
BodyTemperatureMeasurementLocation	Where on the user's body a temperature measurement was taken from.
BodyTemperatureRecord	Captures the body temperature of a user.
BodyTemperatureRecord.Builder	Builder class for `BodyTemperatureRecord`
BodyWaterMassRecord	Captures the user's body water mass.
BodyWaterMassRecord.Builder	Builder class for `BodyWaterMassRecord`
BoneMassRecord	Captures the user's bone mass.
BoneMassRecord.Builder	Builder class for `BoneMassRecord`
Boolean	The Boolean class wraps a value of the primitive type `boolean` in an object.
BooleanAction	Action sent by user toggling a `Control` between checked/unchecked.
BooleanSupplier	Represents a supplier of `boolean`-valued results.
BootstrapMethodError	Thrown to indicate that an `invokedynamic` instruction or a dynamic constant failed to resolve its bootstrap method and arguments, or for `invokedynamic` instruction the bootstrap method has failed to provide a call site with a target of the correct method type, or for a dynamic constant the bootstrap method has failed to provide a constant value of the required type.
BoringLayout	A BoringLayout is a very simple Layout implementation for text that fits on a single line and is all left-to-right characters.
BoringLayout.Metrics
BounceInterpolator	An interpolator where the change bounces at the end.
BrailleDisplayController	Used to communicate with a Braille display that supports the Braille display HID standard (usage page 0x41).
BrailleDisplayController.BrailleDisplayCallback	Interface provided to `BrailleDisplayController` connection methods to receive callbacks from the system.
BreakIterator	[icu enhancement] ICU's replacement for `BreakIterator`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
BreakIterator	The `BreakIterator` class implements methods for finding the location of boundaries in text.
BroadcastInfoRequest	A request for the information retrieved from broadcast signal.
BroadcastInfoResponse	A response of `BroadcastInfoRequest` for information retrieved from broadcast signal.
BroadcastOptions	Helper class for building an options Bundle that can be used with `Context.sendBroadcast(Intent)` and related methods.
BroadcastReceiver	Base class for code that receives and handles broadcast intents sent by `Context.sendBroadcast(Intent)`.
BroadcastReceiver.PendingResult	State for a result that is pending for a broadcast receiver.
BrokenBarrierException	Exception thrown when a thread tries to wait upon a barrier that is in a broken state, or which enters the broken state while the thread is waiting.
Browser
BrowserCompatHostnameVerifier	This class was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
BuddhistCalendar	`BuddhistCalendar` is a subclass of `GregorianCalendar` that numbers years since the birth of the Buddha.
Buffer	A container for data of a specific primitive type.
BufferedInputStream	A `BufferedInputStream` adds functionality to another input stream-namely, the ability to buffer the input and to support the `mark` and `reset` methods.
BufferedOutputStream	The class implements a buffered output stream.
BufferedReader	Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
BufferedWriter	Writes text to a character-output stream, buffering characters so as to provide for the efficient writing of single characters, arrays, and strings.
BufferOverflowException	Unchecked exception thrown when a relative put operation reaches the target buffer's limit.
BufferUnderflowException	Unchecked exception thrown when a relative get operation reaches the source buffer's limit.
BugreportManager	Class that provides a privileged API to capture and consume bugreports.
BugreportManager.BugreportCallback	An interface describing the callback for bugreport progress and status.
Build	Information about the current build, extracted from system properties.
Build.Partition	Build information for a particular device partition.
Build.VERSION	Various version strings.
Build.VERSION_CODES	Enumeration of the currently known SDK version codes.
Build.VERSION_CODES_FULL	Enumeration of the currently known SDK major and minor version codes.
BulletSpan	A span which styles paragraphs as bullet points (respecting layout direction).
Bundle	A mapping from String keys to various `Parcelable` values.
BundleSession	An instances of this class represents a session with data stored in a bundle.
Button	A user interface element the user can tap or click to perform an action.
Byte	The `Byte` class wraps a value of primitive type `byte` in an object.
Byte2	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Byte3	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Byte4	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
ByteArrayInputStream	A `ByteArrayInputStream` contains an internal buffer that contains bytes that may be read from the stream.
ByteArrayOutputStream	This class implements an output stream in which the data is written into a byte array.
ByteBuffer	A byte buffer.
ByteChannel	A channel that can read and write bytes.
ByteOrder	A typesafe enumeration for byte orders.

C

CacheRequest	Represents channels for storing resources in the ResponseCache.
CacheResponse	Represent channels for retrieving resources from the ResponseCache.
Calendar	[icu enhancement] ICU's replacement for `Calendar`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
Calendar	The `Calendar` class is an abstract class that provides methods for converting between a specific instant in time and a set of `calendar fields` such as `YEAR`, `MONTH`, `DAY_OF_MONTH`, `HOUR`, and so on, and for manipulating the calendar fields, such as getting the date of the next week.
Calendar.Builder	`Calendar.Builder` is used for creating a `Calendar` from various date-time parameters.
Calendar.WeekData	Simple, immutable struct-like class for access to the CLDR week data.
CalendarContract	The contract between the calendar provider and applications.
CalendarContract.Attendees	Fields and helpers for interacting with Attendees.
CalendarContract.AttendeesColumns	Columns from the Attendees table that other tables join into themselves.
CalendarContract.CalendarAlerts	Fields and helpers for accessing calendar alerts information.
CalendarContract.CalendarAlertsColumns
CalendarContract.CalendarCache	CalendarCache stores some settings for calendar including the current time zone for the instances.
CalendarContract.CalendarCacheColumns
CalendarContract.CalendarColumns	Columns specific to the Calendars Uri that other Uris can query.
CalendarContract.CalendarEntity	Class that represents a Calendar Entity.
CalendarContract.Calendars	Constants and helpers for the Calendars table, which contains details for individual calendars.
CalendarContract.CalendarSyncColumns	Generic columns for use by sync adapters.
CalendarContract.Colors	Fields for accessing colors available for a given account.
CalendarContract.ColorsColumns
CalendarContract.EventDays	Fields and helpers for querying for a list of days that contain events.
CalendarContract.EventDaysColumns
CalendarContract.Events	Constants and helpers for the Events table, which contains details for individual events.
CalendarContract.EventsColumns	Columns from the Events table that other tables join into themselves.
CalendarContract.EventsEntity	Class that represents an Event Entity.
CalendarContract.ExtendedProperties	Fields for accessing the Extended Properties.
CalendarContract.ExtendedPropertiesColumns
CalendarContract.Instances	Fields and helpers for interacting with Instances.
CalendarContract.Reminders	Fields and helpers for accessing reminders for an event.
CalendarContract.RemindersColumns
CalendarContract.SyncColumns	Columns for Sync information used by Calendars and Events tables.
CalendarContract.SyncState	A table provided for sync adapters to use for storing private sync state data.
CalendarView	This class is a calendar widget for displaying and selecting dates.
CalendarView.OnDateChangeListener	The callback used to indicate the user changes the date.
Call	Represents an ongoing phone call that the in-call app should present to the user.
Call.Callback	Defines callbacks which inform the `InCallService` of changes to a `Call`.
Call.Details
Call.RttCall	A class that holds the state that describes the state of the RTT channel to the remote party, if it is active.
Callable<V>	A task that returns a result and may throw an exception.
CallableStatement	The interface used to execute SQL stored procedures.
CallAttributes	CallAttributes represents a set of properties that define a new Call.
CallAttributes.Builder	Build an instance of `CallAttributes`.
CallAudioState	Encapsulates the telecom audio state, including the current audio routing, supported audio routing and mute.
Callback	Implementations of this interface are passed to a `CallbackHandler`, allowing underlying security services the ability to interact with a calling application to retrieve specific authentication data such as usernames and passwords, or to display certain information, such as error and warning messages.
CallbackException	Exception passed to `UrlRequest.Callback.onFailed()` when `UrlRequest.Callback` or `UploadDataProvider` method throws an exception.
CallbackHandler	An application implements a `CallbackHandler` and passes it to underlying security services so that they may interact with the application to retrieve specific authentication data, such as usernames and passwords, or to display certain information, such as error and warning messages.
CallControl	CallControl provides client side control of a call.
CallControlCallback	CallControlCallback relays call updates (that require a response) from the Telecom framework out to the application.This can include operations which the app must implement on a Call due to the presence of other calls on the device, requests relayed from a Bluetooth device, or from another calling surface.
CallEndpoint	Encapsulates the endpoint where call media can flow
CallEndpointException	This class represents a set of exceptions that can occur when requesting a `CallEndpoint` change.
CallEventCallback	CallEventCallback relays call updates (that do not require any action) from the Telecom framework out to the application.
CallException	This class defines exceptions that can be thrown when using Telecom APIs with `OutcomeReceiver`s.
CallingAppInfo	Information pertaining to the calling application, including the package name and a list of app signatures.
CallLog	The CallLog provider contains information about placed and received calls.
CallLog.Calls	Contains the recent calls.
CallLog.Locations	Table that contains information on location data sent via call composer.
CallRedirectionService	This service can be implemented to interact between Telecom and its implementor for making outgoing call with optional redirection/cancellation purposes.
CallScreeningService	This service can be implemented by the default dialer (see `TelecomManager.getDefaultDialerPackage()`) or a third party app to allow or disallow incoming calls before they are shown to a user.
CallScreeningService.CallResponse	Information about how to respond to an incoming call.
CallScreeningService.CallResponse.Builder
CallSite	A `CallSite` is a holder for a variable `MethodHandle`, which is called its `target`.
CamcorderProfile	Retrieves the predefined camcorder profile settings for camcorder applications.
Camera	A camera instance can be used to compute 3D transformations and generate a matrix that can be applied, for instance, on a `Canvas`.
Camera	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.Area	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.AutoFocusCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.AutoFocusMoveCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.CameraInfo	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.ErrorCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.Face	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.FaceDetectionListener	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.OnZoomChangeListener	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.Parameters	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.PictureCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.PreviewCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.ShutterCallback	This interface was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
Camera.Size	This class was deprecated in API level 21. We recommend using the new `android.hardware.camera2` API for new applications.
CameraAccessException	`CameraAccessException` is thrown if a camera device could not be queried or opened by the `CameraManager`, or if the connection to an opened `CameraDevice` is no longer valid.
CameraCaptureSession	A configured capture session for a `CameraDevice`, used for capturing images from the camera or reprocessing images captured from the camera in the same session previously.
CameraCaptureSession.CaptureCallback	A callback object for tracking the progress of a `CaptureRequest` submitted to the camera device.
CameraCaptureSession.StateCallback	A callback object for receiving updates about the state of a camera capture session.
CameraCharacteristics	The properties describing a `CameraDevice`.
CameraCharacteristics.Key<T>	A `Key` is used to do camera characteristics field lookups with `CameraCharacteristics.get`.
CameraConstrainedHighSpeedCaptureSession	A constrained high speed capture session for a `CameraDevice`, used for capturing high speed images from the `CameraDevice` for high speed video recording use case.
CameraDevice	The CameraDevice class is a representation of a single camera connected to an Android device, allowing for fine-grain control of image capture and post-processing at high frame rates.
CameraDevice.CameraDeviceSetup	CameraDeviceSetup is a limited representation of `CameraDevice` that can be used to query device specific information which would otherwise need a CameraDevice instance.
CameraDevice.StateCallback	A callback objects for receiving updates about the state of a camera device.
CameraExtensionCharacteristics	Allows clients to query availability and supported resolutions of camera extensions.
CameraExtensionSession	A camera capture session that enables access to device-specific camera extensions, which often use multi-frame bursts and sophisticated post-process algorithms for image capture.
CameraExtensionSession.ExtensionCaptureCallback	A callback object for tracking the progress of a `CaptureRequest` submitted to the camera device.
CameraExtensionSession.StateCallback	A callback object for receiving updates about the state of a camera extension session.
CameraExtensionSession.StillCaptureLatency	Realtime calculated still `CameraExtensionSession.capture(CaptureRequest, Executor, ExtensionCaptureCallback)` latency.
CameraManager	A system service manager for detecting, characterizing, and connecting to `CameraDevices`.
CameraManager.AvailabilityCallback	A callback for camera devices becoming available or unavailable to open.
CameraManager.TorchCallback	A callback for camera flash torch modes becoming unavailable, disabled, or enabled.
CameraMetadata<TKey>	The base class for camera controls and information.
CameraOfflineSession	A camera capture session that was switched to offline mode via successful call to `CameraCaptureSession.switchToOffline`.
CameraOfflineSession.CameraOfflineSessionCallback
CameraPrewarmService	Extend this class to implement a camera prewarm service.
CameraProfile	The CameraProfile class is used to retrieve the pre-defined still image capture (jpeg) quality levels (0-100) used for low, medium, and high quality settings in the Camera application.
CancellationException	Exception indicating that the result of a value-producing task, such as a `FutureTask`, cannot be retrieved because the task was cancelled.
CancellationSignal	Provides the ability to cancel an operation in progress.
CancellationSignal.OnCancelListener	Listens for cancellation.
CancelledKeyException	Unchecked exception thrown when an attempt is made to use a selection key that is no longer valid.
Canvas	The Canvas class holds the "draw" calls.
Canvas.EdgeType	This enum was deprecated in API level 30. quickReject no longer uses this.
Canvas.VertexMode
Capability	Represents a capability that can be performed by an app, also known as App Action.
Capability	Immutable class to store the camera capability, its corresponding maximum streaming dimension and zoom range.
Capability.Builder	Builder class for `Capability`.
CapabilityParams	Represents the parameters and its matching names which can be associated with a `Capability`.
CapabilityParams.Builder	Builder class for `CapabilityParams`.
CaptioningManager	Contains methods for accessing and monitoring preferred video captioning state and visual properties.
CaptioningManager.CaptioningChangeListener	Listener for changes in captioning properties, including enabled state and user style preferences.
CaptioningManager.CaptionStyle	Specifies visual properties for video captions, including foreground and background colors, edge properties, and typeface.
CaptivePortal	A class allowing apps handling the `ConnectivityManager.ACTION_CAPTIVE_PORTAL_SIGN_IN` activity to indicate to the system different outcomes of captive portal sign in.
CaptureFailure	A report of failed capture for a single image capture from the image sensor.
CaptureRequest	An immutable package of settings and outputs needed to capture a single image from the camera device.
CaptureRequest.Builder	A builder for capture requests.
CaptureRequest.Key<T>	A `Key` is used to do capture request field lookups with `CaptureRequest.get` or to set fields with `CaptureRequest.Builder.set(Key, Object)`.
CaptureResult	The subset of the results of a single image capture from the image sensor.
CaptureResult.Key<T>	A `Key` is used to do capture result field lookups with `CaptureResult.get`.
CardEmulation	This class can be used to query the state of NFC card emulation services.
CardEmulation.NfcEventCallback	Callback interface for NFC-related events.
CarrierConfigManager	Provides access to telephony configuration values that are carrier-specific.
CarrierConfigManager.Apn	Configs used for APN setup.
CarrierConfigManager.Bsf	This groups the BSF (BootStrapping Function) related configs.
CarrierConfigManager.CarrierConfigChangeListener	Listener interface to get a notification when the carrier configurations have changed.
CarrierConfigManager.Gps	GPS configs.
CarrierConfigManager.Ims	Configs used by the IMS stack.
CarrierConfigManager.ImsEmergency	Emergency Call/E911.
CarrierConfigManager.ImsRtt	IMS RTT configs.
CarrierConfigManager.ImsServiceEntitlement	Configs used by ImsServiceEntitlement.
CarrierConfigManager.ImsSms	IMS SMS configs.
CarrierConfigManager.ImsSs	IMS supplementary services configs.
CarrierConfigManager.ImsVoice	IMS Voice configs.
CarrierConfigManager.ImsVt	IMS Video Telephony configs.
CarrierConfigManager.ImsWfc	WiFi Calling.
CarrierConfigManager.Iwlan	Configs used for epdg tunnel bring up.
CarrierIdentifier	Used to pass info to CarrierConfigService implementations so they can decide what values to return.
CarrierMessagingClientService	If the default SMS app has a service that extends this class, the system always tries to bind it so that the process is always running, which allows the app to have a persistent connection to the server.
CarrierMessagingService	A service that receives calls from the system when new SMS and MMS are sent or received.
CarrierMessagingService.ResultCallback<T>	A callback interface used to provide results asynchronously.
CarrierMessagingService.SendMmsResult	The result of sending an MMS.
CarrierMessagingService.SendMultipartSmsResult	The result of sending a multipart SMS.
CarrierMessagingService.SendSmsResult	The result of sending an SMS.
CarrierService	A service that exposes carrier-specific functionality to the system.
CaseMap	Low-level case mapping options and methods.
CaseMap.Fold	Case folding options and methods.
CaseMap.Lower	Lowercasing options and methods.
CaseMap.Title	Titlecasing options and methods.
CaseMap.Upper	Uppercasing options and methods.
CDATASection	CDATA sections are used to escape blocks of text containing characters that would otherwise be regarded as markup.
CdmaCellLocation	This class was deprecated in API level 31. use `CellIdentity`.
CellIdentity	CellIdentity represents the identity of a unique cell.
CellIdentityCdma	This class was deprecated in API level 36. Legacy CDMA is unsupported.
CellIdentityGsm	CellIdentity to represent a unique GSM cell
CellIdentityLte	CellIdentity is to represent a unique LTE cell
CellIdentityNr	Information to represent a unique NR(New Radio 5G) cell.
CellIdentityTdscdma	CellIdentity is to represent a unique TD-SCDMA cell
CellIdentityWcdma	CellIdentity to represent a unique UMTS cell
CellInfo	Immutable cell information from a point in time.
CellInfoCdma	This class was deprecated in API level 36. Legacy CDMA is unsupported.
CellInfoGsm	A `CellInfo` representing a GSM cell that provides identity and measurement info.
CellInfoLte	A `CellInfo` representing an LTE cell that provides identity and measurement info.
CellInfoNr	A `CellInfo` representing an 5G NR cell that provides identity and measurement info.
CellInfoTdscdma	A `CellInfo` representing a TD-SCDMA cell that provides identity and measurement info.
CellInfoWcdma	A `CellInfo` representing a WCDMA cell that provides identity and measurement info.
CellLocation	This class was deprecated in API level 31. use `CellIdentity`.
CellSignalStrength	Abstract base class for cell phone signal strength related information.
CellSignalStrengthCdma	Signal strength related information.
CellSignalStrengthGsm	GSM signal strength related information.
CellSignalStrengthLte	LTE signal strength related information.
CellSignalStrengthNr	5G NR signal strength related information.
CellSignalStrengthTdscdma	Tdscdma signal strength related information.
CellSignalStrengthWcdma	Wcdma signal strength related information.
Certificate	This interface was deprecated in API level 3. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.cert.Certificate` and related classes.
Certificate	Abstract class for managing a variety of identity certificates.
Certificate	Abstract class for managing a variety of identity certificates.
Certificate.CertificateRep	Alternate Certificate class for serialization.
CertificateEncodingException	Certificate Encoding Exception.
CertificateEncodingException	Certificate Encoding Exception.
CertificateException	This exception indicates one of a variety of certificate problems.
CertificateException	This exception indicates one of a variety of certificate problems.
CertificateExpiredException	Certificate Expired Exception.
CertificateExpiredException	Certificate Expired Exception.
CertificateFactory	This class defines the functionality of a certificate factory, which is used to generate certificate, certification path (`CertPath`) and certificate revocation list (CRL) objects from their encodings.
CertificateFactorySpi	This class defines the Service Provider Interface (SPI) for the `CertificateFactory` class.
CertificateNotYetValidException	Certificate is not yet valid exception.
CertificateNotYetValidException	Certificate is not yet valid exception.
CertificateParsingException	Certificate Parsing Exception.
CertificateParsingException	Certificate Parsing Exception.
CertificateRevokedException	An exception that indicates an X.509 certificate is revoked.
CertPath	An immutable sequence of certificates (a certification path).
CertPath.CertPathRep	Alternate `CertPath` class for serialization.
CertPathBuilder	A class for building certification paths (also known as certificate chains).
CertPathBuilderException	An exception indicating one of a variety of problems encountered when building a certification path with a `CertPathBuilder`.
CertPathBuilderResult	A specification of the result of a certification path builder algorithm.
CertPathBuilderSpi	The Service Provider Interface (SPI) for the `CertPathBuilder` class.
CertPathChecker	Performs one or more checks on each `Certificate` of a `CertPath`.
CertPathParameters	A specification of certification path algorithm parameters.
CertPathTrustManagerParameters	A wrapper for CertPathParameters.
CertPathValidator	A class for validating certification paths (also known as certificate chains).
CertPathValidatorException	An exception indicating one of a variety of problems encountered when validating a certification path.
CertPathValidatorException.BasicReason	The BasicReason enumerates the potential reasons that a certification path of any type may be invalid.
CertPathValidatorException.Reason	The reason the validation algorithm failed.
CertPathValidatorResult	A specification of the result of a certification path validator algorithm.
CertPathValidatorSpi	The Service Provider Interface (SPI) for the `CertPathValidator` class.
CertSelector	A selector that defines a set of criteria for selecting `Certificate`s.
CertStore	A class for retrieving `Certificate`s and `CRL`s from a repository.
CertStoreException	An exception indicating one of a variety of problems retrieving certificates and CRLs from a `CertStore`.
CertStoreParameters	A specification of `CertStore` parameters.
CertStoreSpi	The Service Provider Interface (SPI) for the `CertStore` class.
CervicalMucusRecord	Captures the description of cervical mucus.
CervicalMucusRecord.Builder	Builder class for `CervicalMucusRecord`
CervicalMucusRecord.CervicalMucusAppearance	Identifier for Cervical Mucus Appearance
CervicalMucusRecord.CervicalMucusSensation	Identifier for Cervical Mucus Sensation
ChaCha20ParameterSpec	This class specifies the parameters used with the ChaCha20 algorithm.
ChangeBounds	This transition captures the layout bounds of target views before and after the scene change and animates those changes during the transition.
ChangeClipBounds	ChangeClipBounds captures the `View.getClipBounds()` before and after the scene change and animates those changes during the transition.
ChangedPackages	Packages that have been changed since the last time they were requested.
ChangeImageTransform	This Transition captures an ImageView's matrix before and after the scene change and animates it during the transition.
ChangeLogsRequest	Request class for `HealthConnectManager.getChangeLogs`
ChangeLogsRequest.Builder	Builder class for `ChangeLogsRequest`
ChangeLogsResponse	Response class for `HealthConnectManager.getChangeLogs` This is the response to clients fetching changes.
ChangeLogsResponse.DeletedLog	A change log holds the `Metadata.getId()` of a deleted Record.
ChangeLogTokenRequest	A class to request changelog token using `HealthConnectManager.getChangeLogToken`
ChangeLogTokenRequest.Builder	Builder for `ChangeLogTokenRequest`
ChangeLogTokenResponse	Response class for `HealthConnectManager.getChangeLogToken`}
ChangeScroll	This transition captures the scroll properties of targets before and after the scene change and animates any changes.
ChangeTransform	This Transition captures scale and rotation for Views before and after the scene change and animates those changes during the transition.
Channel	Instances of this class represent an ISO/IEC 7816-4 channel opened to a Secure Element.
Channel	A nexus for I/O operations.
Channels	Utility methods for channels and streams.
Character	The `Character` class wraps a value of the primitive type `char` in an object.
Character.Subset	Instances of this class represent particular subsets of the Unicode character set.
Character.UnicodeBlock	A family of character subsets representing the character blocks in the Unicode specification.
Character.UnicodeScript	A family of character subsets representing the character scripts defined in the Unicode Standard Annex #24: Script Names.
CharacterCodingException	Checked exception thrown when a character encoding or decoding error occurs.
CharacterData	The `CharacterData` interface extends Node with a set of attributes and methods for accessing character data in the DOM.
Characteristics	The characteristics of the Wi-Fi Aware implementation.
CharacterIterator	This interface defines a protocol for bidirectional iteration over text.
CharacterPickerDialog	Dialog for choosing accented characters related to a base character.
CharacterStyle	The classes that affect character-level text formatting extend this class.
CharArrayBuffer	This is used for `Cursor.copyStringToBuffer`
CharArrayReader	This class implements a character buffer that can be used as a character-input stream.
CharArrayWriter	This class implements a character buffer that can be used as an Writer.
CharBuffer	A char buffer.
CharConversionException	Base class for character conversion exceptions.
CharSequence	A `CharSequence` is a readable sequence of `char` values.
CharSequenceTransformation	Replaces a `TextView` child of a `CustomDescription` with the contents of one or more regular expressions (regexs).
CharSequenceTransformation.Builder	Builder for `CharSequenceTransformation` objects.
Charset	A named mapping between sequences of sixteen-bit Unicode code units and sequences of bytes.
CharsetDecoder	An engine that can transform a sequence of bytes in a specific charset into a sequence of sixteen-bit Unicode characters.
CharsetEncoder	An engine that can transform a sequence of sixteen-bit Unicode characters into a sequence of bytes in a specific charset.
CharsetProvider	Charset service-provider class.
Checkable	Defines an extension for views that make them checkable.
CheckBox	A checkbox is a specific type of two-states button that can be either checked or unchecked.
CheckBoxPreference	This class was deprecated in API level 29. Use the AndroidX Preference Library for consistent behavior across all devices. For more information on using the AndroidX Preference Library see Settings.
CheckedInputStream	An input stream that also maintains a checksum of the data being read.
CheckedOutputStream	An output stream that also maintains a checksum of the data being written.
CheckedTextView	An extension to `TextView` that supports the `Checkable` interface and displays.
Checksum	A typed checksum.
Checksum	An interface representing a data checksum.
ChildSaProposal	ChildSaProposal represents a proposed configuration to negotiate a Child SA.
ChildSaProposal.Builder	This class is used to incrementally construct a ChildSaProposal.
ChildSessionCallback	Callback interface for receiving state changes of a Child Session.
ChildSessionConfiguration	ChildSessionConfiguration represents the negotiated configuration for a Child Session.
ChildSessionConfiguration.Builder	This class can be used to incrementally construct a `ChildSessionConfiguration`.
ChildSessionParams	ChildSessionParams is an abstract class that represents proposed configurations for negotiating a Child Session.
ChineseCalendar	`ChineseCalendar` is a concrete subclass of `Calendar` that implements a traditional Chinese calendar.
ChoiceFormat	A `ChoiceFormat` allows you to attach a format to a range of numbers.
ChooserAction	A ChooserAction is an app-defined action that can be provided to the Android Sharesheet to be shown to the user when `Intent.ACTION_CHOOSER` is invoked.
ChooserAction.Builder	Builder class for `ChooserAction` objects
ChooserResult	An event reported to a supplied [IntentSender] by the system chooser when an activity is selected or other actions are taken to complete the session.
ChooserTarget	This class was deprecated in API level 30. For publishing direct share targets, please follow the instructions in https://developer.android.com/training/sharing/receive.html#providing-direct-share-targets instead.
ChooserTargetService	This class was deprecated in API level 30. For publishing direct share targets, please follow the instructions in https://developer.android.com/training/sharing/receive.html#providing-direct-share-targets instead.
Choreographer	Coordinates the timing of animations, input and drawing.
Choreographer.FrameCallback	Implement this interface to receive a callback when a new display frame is being rendered.
Choreographer.FrameData	The payload for `VsyncCallback` which includes frame information such as when the frame started being rendered, and multiple possible frame timelines and their information including deadline and expected present time.
Choreographer.FrameTimeline	Holds data that describes one possible VSync frame event to render at.
Choreographer.VsyncCallback	Implement this interface to receive a callback to start the next frame.
ChronoField	A standard set of fields.
ChronoLocalDate	A date without time-of-day or time-zone in an arbitrary chronology, intended for advanced globalization use cases.
ChronoLocalDateTime<D extends ChronoLocalDate>	A date-time without a time-zone in an arbitrary chronology, intended for advanced globalization use cases.
Chronology	A calendar system, used to organize and identify dates.
Chronometer	Class that implements a simple timer.
Chronometer.OnChronometerTickListener	A callback that notifies when the chronometer has incremented on its own.
ChronoPeriod	A date-based amount of time, such as '3 years, 4 months and 5 days' in an arbitrary chronology, intended for advanced globalization use cases.
ChronoUnit	A standard set of date periods units.
ChronoZonedDateTime<D extends ChronoLocalDate>	A date-time with a time-zone in an arbitrary chronology, intended for advanced globalization use cases.
Cipher	This class provides the functionality of a cryptographic cipher for encryption and decryption.
CipherInputStream	A CipherInputStream is composed of an InputStream and a Cipher so that read() methods return data that are read in from the underlying InputStream but have been additionally processed by the Cipher.
CipherOutputStream	A CipherOutputStream is composed of an OutputStream and a Cipher so that write() methods first process the data before writing them out to the underlying OutputStream.
CipherSpi	This class defines the Service Provider Interface (SPI) for the `Cipher` class.
CipherSuiteNotSupportedException	Thrown if trying to use a cipher suite which isn't supported.
CircularPropagation	A propagation that varies with the distance to the epicenter of the Transition or center of the scene if no epicenter exists.
CivicLocationKeys	Civic Address key types used to define address elements.
Class<T>	Instances of the class `Class` represent classes and interfaces in a running Java application.
ClassCastException	Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
ClassCircularityError	Thrown when the Java Virtual Machine detects a circularity in the superclass hierarchy of a class being loaded.
ClassFormatError	Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
ClassLoader	A class loader is an object that is responsible for loading classes.
ClassNotFoundException	Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
ClassValue<T>	Lazily associate a computed value with (potentially) every type.
Cleaner	`Cleaner` manages a set of object references and corresponding cleaning actions.
Cleaner.Cleanable	`Cleanable` represents an object and a cleaning action registered in a `Cleaner`.
ClearCredentialStateException	Represents an error encountered during the `CredentialManager.clearCredentialState(ClearCredentialStateRequest, CancellationSignal, Executor, OutcomeReceiver)` operation.
ClearCredentialStateRequest	A request class for clearing a user's credential state from the credential providers.
ClearCredentialStateRequest	A request class for clearing a user's credential state.
CleartextNetworkViolation
ClickableSpan	If an object of this type is attached to the text of a TextView with a movement method of LinkMovementMethod, the affected spans of text can be selected.
ClientCertRequest	ClientCertRequest: The user receives an instance of this class as a parameter of `WebViewClient.onReceivedClientCertRequest`.
ClientInfoStatus	Enumeration for status of the reason that a property could not be set via a call to `Connection.setClientInfo`
ClipboardManager	Interface to the clipboard service, for placing and retrieving text in the global clipboard.
ClipboardManager	This class was deprecated in API level 11. Old text-only interface to the clipboard. See `ClipboardManager` for the modern API.
ClipboardManager.OnPrimaryClipChangedListener	Defines a listener callback that is invoked when the primary clip on the clipboard changes.
ClipData	Representation of a clipped data on the clipboard.
ClipData.Item	Description of a single item in a ClipData.
ClipData.Item.Builder	A builder for a ClipData Item.
ClipDescription	Meta-data describing the contents of a `ClipData`.
ClipDrawable	A Drawable that clips another Drawable based on this Drawable's current level value.
Clob	The mapping in the Java^TM programming language for the SQL `CLOB` type.
Clock	A clock providing access to the current instant, date and time using a time-zone.
Cloneable	A class implements the `Cloneable` interface to indicate to the `Object.clone()` method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException	Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
Closeable	A `Closeable` is a source or destination of data that can be closed.
ClosedByInterruptException	Checked exception received by a thread when another thread interrupts it while it is blocked in an I/O operation upon a channel.
ClosedChannelException	Checked exception thrown when an attempt is made to invoke or complete an I/O operation upon channel that is closed, or at least closed to that operation.
ClosedDirectoryStreamException	Unchecked exception thrown when an attempt is made to invoke an operation on a directory stream that is closed.
ClosedFileSystemException	Unchecked exception thrown when an attempt is made to invoke an operation on a file and the file system is closed.
ClosedSelectorException	Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a closed selector.
ClosedSubscriberGroupInfo	Information to represent a closed subscriber group.
ClosedWatchServiceException	Unchecked exception thrown when an attempt is made to invoke an operation on a watch service that is closed.
CloseGuard	CloseGuard is a mechanism for flagging implicit finalizer cleanup of resources that should have been cleaned up by explicit close methods (aka "explicit termination methods" in Effective Java).
CloudMediaProvider	Base class for a cloud media provider.
CloudMediaProvider.CloudMediaSurfaceController	Manages rendering the preview of media items on given instances of `Surface`.
CloudMediaProvider.CloudMediaSurfaceStateChangedCallback	This class is used by `CloudMediaProvider` to send `Surface` state updates to picker launched via `MediaStore.ACTION_PICK_IMAGES`.
CloudMediaProviderContract	Defines the contract between a cloud media provider and the OS.
CloudMediaProviderContract.AlbumColumns	Constants related to an album item, including `Cursor` column names
CloudMediaProviderContract.Capabilities	Information about what capabilities a CloudMediaProvider can support.
CloudMediaProviderContract.Capabilities.Builder	Builder for a `CloudMediaProviderContract.Capabilities` object.
CloudMediaProviderContract.MediaCategoryColumns	MediaCategory represents a broader structure that a `MediaSetColumns` or another `MediaCategoryColumns` belongs to.
CloudMediaProviderContract.MediaCollectionInfo	Constants related to a media collection
CloudMediaProviderContract.MediaColumns	Constants related to a media item, including `Cursor` column names
CloudMediaProviderContract.MediaSetColumns	MediaSet represents a cohesive collection of related unique media items, sharing a common meaningful context or theme.
CloudMediaProviderContract.SearchSuggestionColumns	Represents a search suggestion provided by the `CloudMediaProvider`.
CoderMalfunctionError	Error thrown when the `decodeLoop` method of a `CharsetDecoder`, or the `encodeLoop` method of a `CharsetEncoder`, throws an unexpected exception.
CoderResult	A description of the result state of a coder.
CodeSigner	This class encapsulates information about a code signer.
CodeSource	Legacy security code; do not use.
CodingErrorAction	A typesafe enumeration for coding-error actions.
CollapsibleActionView	When a `View` implements this interface it will receive callbacks when expanded or collapsed as an action view alongside the optional, app-specified callbacks to `OnActionExpandListener`.
CollationElementIterator	`CollationElementIterator` is an iterator created by a RuleBasedCollator to walk through a string.
CollationElementIterator	The `CollationElementIterator` class is used as an iterator to walk through each character of an international string.
CollationKey	A `CollationKey` represents a `String` under the rules of a specific `Collator` object.
CollationKey	A `CollationKey` represents a `String` under the rules of a specific `Collator` object.
CollationKey.BoundMode	Options that used in the API CollationKey.getBound() for getting a CollationKey based on the bound mode requested.
Collator	[icu enhancement] ICU's replacement for `Collator`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
Collator	The `Collator` class performs locale-sensitive `String` comparison.
Collator.ReorderCodes	Reordering codes for non-script groups that can be reordered under collation.
Collection<E>	The root interface in the collection hierarchy.
CollectionCertStoreParameters	Parameters used as input for the Collection `CertStore` algorithm.
Collections	This class consists exclusively of static methods that operate on or return collections.
Collector<T, A, R>	A mutable reduction operation that accumulates input elements into a mutable result container, optionally transforming the accumulated result into a final representation after all input elements have been processed.
Collector.Characteristics	Characteristics indicating properties of a `Collector`, which can be used to optimize reduction implementations.
Collectors	Implementations of `Collector` that implement various useful reduction operations, such as accumulating elements into collections, summarizing elements according to various criteria, etc.
Color	The `Color` class provides methods for creating, converting and manipulating colors.
ColorDrawable	A specialized Drawable that fills the Canvas with a specified color.
ColorFilter	A color filter can be used with a `Paint` to modify the color of each pixel drawn with that paint.
ColorMatrix	4x5 matrix for transforming the color and alpha components of a Bitmap.
ColorMatrixColorFilter	A color filter that transforms colors through a 4x5 color matrix.
ColorSpace	A `ColorSpace` is used to identify a specific organization of colors.
ColorSpace.Adaptation	List of adaptation matrices that can be used for chromatic adaptation using the von Kries transform.
ColorSpace.Connector	A connector transforms colors from a source color space to a destination color space.
ColorSpace.Model	A color model is required by a `ColorSpace` to describe the way colors can be represented as tuples of numbers.
ColorSpace.Named	List of common, named color spaces.
ColorSpace.RenderIntent	A render intent determines how a `connector` maps colors from one color space to another.
ColorSpace.Rgb	An RGB color space is an additive color space using the `RGB` color model (a color is therefore represented by a tuple of 3 numbers).
ColorSpace.Rgb.TransferParameters	Defines the parameters for the ICC parametric curve type 4, as defined in ICC.1:2004-10, section 10.15.
ColorSpaceProfiles	Immutable class with information about supported color space profiles.
ColorSpaceTransform	Immutable class for describing a 3x3 matrix of `Rational` values in row-major order.
ColorStateList	Lets you map `View` state sets to colors.
ColorStateListDrawable	A Drawable that manages a `ColorDrawable` to make it stateful and backed by a `ColorStateList`.
CombinedVibration	A CombinedVibration describes a combination of haptic effects to be performed by one or more `Vibrators`.
CombinedVibration.ParallelCombination	A combination of haptic effects that should be played in multiple vibrators in parallel.
CommandAction	A simple `ControlAction` indicating that the user has interacted with a `Control` created using a `StatelessTemplate`.
CommandRequest	A request for command from broadcast signal.
CommandResponse	A response for command from broadcast signal.
Comment	This interface inherits from `CharacterData` and represents the content of a comment, i.e., all the characters between the starting ' `<!--`' and ending '`-->`'.
CommitBlobResponse	The response to provide batch operation results of `AppSearchSession.commitBlob`.
CommonDataSource	Interface that defines the methods which are common between `DataSource`, `XADataSource` and `ConnectionPoolDataSource`.
CompactDecimalFormat	Formats numbers in compact (abbreviated) notation, like "1.2K" instead of "1200".
CompactDecimalFormat.CompactStyle	Style parameter for CompactDecimalFormat.
CompactNotation	A class that defines the scientific notation style to be used when formatting numbers in NumberFormatter.
CompanionDeviceManager	Public interfaces for managing companion devices.
CompanionDeviceManager.Callback	Callback for applications to receive updates about and the outcome of `AssociationRequest` issued via `associate()` call.
CompanionDeviceService	A service that receives calls from the system with device events.
CompanionException	`CompanionException` can be thrown during the companion system data transfer process.
Comparable<T>	This interface imposes a total ordering on the objects of each class that implements it.
Comparator<T>	A comparison function, which imposes a total ordering on some collection of objects.
ComparisonFailure	This class was deprecated in API level 16. use org.junit.ComparisonFailure
Compiler	Does nothing on Android.
CompletableFuture<T>	A `Future` that may be explicitly completed (setting its value and status), and may be used as a `CompletionStage`, supporting dependent functions and actions that trigger upon its completion.
CompletableFuture.AsynchronousCompletionTask	A marker interface identifying asynchronous tasks produced by `async` methods.
CompletionException	Exception thrown when an error or other exception is encountered in the course of completing a result or task.
CompletionHandler<V, A>	A handler for consuming the result of an asynchronous I/O operation.
CompletionInfo	Information about a single text completion that an editor has reported to an input method.
CompletionService<V>	A service that decouples the production of new asynchronous tasks from the consumption of the results of completed tasks.
CompletionStage<T>	A stage of a possibly asynchronous computation, that performs an action or computes a value when another CompletionStage completes.
ComponentAdData	Represents data specific to a component ad that is necessary for ad selection and rendering.
ComponentCallbacks	The set of callback APIs that are common to all application components (`Activity`, `Service`, `ContentProvider`, and `Application`).
ComponentCallbacks2	Extended `ComponentCallbacks` interface with a new callback for finer-grained memory management.
ComponentCaller	Represents the app that launched the component.
ComponentInfo	Base class containing information common to all application components (`ActivityInfo`, `ServiceInfo`).
ComponentName	Identifier for a specific application component (`Activity`, `Service`, `BroadcastReceiver`, or `ContentProvider`) that is available.
ComposePathEffect
ComposeShader	A subclass of shader that returns the composition of two other shaders, combined by an `Xfermode` subclass.
CompoundButton	A button with two states, checked and unchecked.
CompoundButton.OnCheckedChangeListener	Interface definition for a callback to be invoked when the checked state of a compound button changed.
ConcurrentHashMap<K, V>	A hash table supporting full concurrency of retrievals and high expected concurrency for updates.
ConcurrentHashMap.KeySetView<K, V>	A view of a ConcurrentHashMap as a `Set` of keys, in which additions may optionally be enabled by mapping to a common value.
ConcurrentLinkedDeque<E>	An unbounded concurrent deque based on linked nodes.
ConcurrentLinkedQueue<E>	An unbounded thread-safe queue based on linked nodes.
ConcurrentMap<K, V>	A `Map` providing thread safety and atomicity guarantees.
ConcurrentModificationException	This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible.
ConcurrentNavigableMap<K, V>	A `ConcurrentMap` supporting `NavigableMap` operations, and recursively so for its navigable sub-maps.
ConcurrentSkipListMap<K, V>	A scalable concurrent `ConcurrentNavigableMap` implementation.
ConcurrentSkipListSet<E>	A scalable concurrent `NavigableSet` implementation based on a `ConcurrentSkipListMap`.
Condition	The current condition of an `AutomaticZenRule`, provided by the app that owns the rule.
Condition	`Condition` factors out the `Object` monitor methods (`wait`, `notify` and `notifyAll`) into distinct objects to give the effect of having multiple wait-sets per object, by combining them with the use of arbitrary `Lock` implementations.
ConditionProviderService	This class was deprecated in API level 29. Instead of using an automatically bound service, use `NotificationManager.setAutomaticZenRuleState(String, Condition)` to tell the system about the state of your rule. In order to maintain a link from Settings to your rule configuration screens, provide a configuration activity that handles `NotificationManager.ACTION_AUTOMATIC_ZEN_RULE` on your `AutomaticZenRule` via `AutomaticZenRule.setConfigurationActivity(ComponentName)`.
ConditionVariable	Class that implements the condition variable locking paradigm.
Conference	Represents a conference call which can contain any number of `Connection` objects.
Conferenceable	Interface used to identify entities with which another entity can participate in a conference call with.
Config	This class was deprecated in API level 14. This class is not useful, it just returns the same value for all constants, and has always done this. Do not use it.
ConfigParser	Utility class for building PasspointConfiguration from an installation file.
Configuration	This class describes all device configuration information that can impact the resources the application retrieves.
ConfigurationInfo	Information you can retrieve about hardware configuration preferences declared by an application.
ConfigurationStats	Represents the usage statistics of a device `Configuration` for a specific time range.
ConfirmationAlreadyPresentingException	This exception is thrown when presenting a prompt fails because another prompt is already being presented.
ConfirmationCallback	Callback class used when signaling that a prompt is no longer being presented.
ConfirmationNotAvailableException	This exception is thrown when presenting a prompt fails because the environment lacks facilities for showing confirmations.
ConfirmationPrompt	Class used for displaying confirmation prompts.
ConfirmationPrompt.Builder	A builder that collects arguments, to be shown on the system-provided confirmation prompt.
ConnectEvent	A class that represents a TCP connect event initiated through the standard network stack.
ConnectException	Signals that an error occurred while attempting to connect a socket to a remote address and port.
Connection	Represents a phone call or connection to a remote endpoint that carries voice and/or video traffic.
Connection	A connection (session) with a specific database.
Connection.RttModifyStatus	Provides constants to represent the results of responses to session modify requests sent via `Call.sendRttRequest()`
Connection.RttTextStream	Provides methods to read and write RTT data to/from the in-call app.
Connection.VideoProvider	Provides a means of controlling the video session associated with a `Connection`.
ConnectionEvent	An `Event` object that provides information about the source of a connection-related event.
ConnectionEventListener	An object that registers to be notified of events generated by a `PooledConnection` object.
ConnectionlessHandwritingCallback	Interface to receive the result of starting a connectionless stylus handwriting session using one of `InputMethodManager.startConnectionlessStylusHandwriting(View, CursorAnchorInfo, Executor,ConnectionlessHandwritingCallback)`, `InputMethodManager.startConnectionlessStylusHandwritingForDelegation(android.view.View, android.view.inputmethod.CursorAnchorInfo, java.util.concurrent.Executor, android.view.inputmethod.ConnectionlessHandwritingCallback)`, or `InputMethodManager.startConnectionlessStylusHandwritingForDelegation(android.view.View, android.view.inputmethod.CursorAnchorInfo, java.lang.String, java.util.concurrent.Executor, android.view.inputmethod.ConnectionlessHandwritingCallback)`.
ConnectionMigrationOptions	A class configuring the HTTP connection migration functionality.
ConnectionMigrationOptions.Builder	Builder for `ConnectionMigrationOptions`.
ConnectionPendingException	Unchecked exception thrown when an attempt is made to connect a `SocketChannel` for which a non-blocking connection operation is already in progress.
ConnectionPoolDataSource	A factory for `PooledConnection` objects.
ConnectionRequest	Simple data container encapsulating a request to some entity to create a new `Connection`.
ConnectionService	An abstract service that should be implemented by any apps which either: Can make phone calls (VoIP or otherwise) and want those calls to be integrated into the built-in phone app.
ConnectivityDiagnosticsManager	Class that provides utilities for collecting network connectivity diagnostics information.
ConnectivityDiagnosticsManager.ConnectivityDiagnosticsCallback	Abstract base class for Connectivity Diagnostics callbacks.
ConnectivityDiagnosticsManager.ConnectivityReport	Class that includes connectivity information for a specific Network at a specific time.
ConnectivityDiagnosticsManager.DataStallReport	Class that includes information for a suspected data stall on a specific Network
ConnectivityManager	Class that answers queries about the state of network connectivity.
ConnectivityManager.NetworkCallback	Base class for `NetworkRequest` callbacks.
ConnectivityManager.OnNetworkActiveListener	Callback for use with `ConnectivityManager.addDefaultNetworkActiveListener` to find out when the system default network has gone in to a high power state.
ConnectTimeoutException	This class was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
Console	Methods to access the character-based console device, if any, associated with the current Java virtual machine.
ConsoleHandler	This `Handler` publishes log records to `System.err`.
ConsoleMessage	Public class representing a JavaScript console message from WebCore.
ConsoleMessage.MessageLevel
ConstantCallSite	A `ConstantCallSite` is a `CallSite` whose target is permanent, and can never be changed.
ConstrainedFieldPosition	Represents a span of a string containing a given field.
Constructor<T>	`Constructor` provides information about, and access to, a single constructor for a class.
Consumer<T>	Represents an operation that accepts a single input argument and returns no result.
ConsumerIrManager	Class that operates consumer infrared on the device.
ConsumerIrManager.CarrierFrequencyRange	Represents a range of carrier frequencies (inclusive) on which the infrared transmitter can transmit
Contacts	This class was deprecated in API level 5. The APIs have been superseded by `ContactsContract`. The newer APIs allow access multiple accounts and support aggregation of similar contacts. These APIs continue to work but will only return data for the first Google account created, which matches the original behavior.
Contacts.ContactMethods	This class was deprecated in API level 5. see `ContactsContract`
Contacts.ContactMethodsColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Extensions	This class was deprecated in API level 5. see `ContactsContract`
Contacts.ExtensionsColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.GroupMembership	This class was deprecated in API level 5. see `ContactsContract`
Contacts.Groups	This class was deprecated in API level 5. see `ContactsContract`
Contacts.GroupsColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Intents	This class was deprecated in API level 5. see `ContactsContract`
Contacts.Intents.Insert	This class was deprecated in API level 5. see `ContactsContract`
Contacts.Intents.UI	This class was deprecated in API level 5. Do not use. This is not supported.
Contacts.OrganizationColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Organizations	This class was deprecated in API level 5. see `ContactsContract`
Contacts.People	This class was deprecated in API level 5. see `ContactsContract`
Contacts.People.ContactMethods	This class was deprecated in API level 5. see `ContactsContract`
Contacts.People.Extensions	This class was deprecated in API level 5. see `ContactsContract`
Contacts.People.Phones	This class was deprecated in API level 5. see `ContactsContract`
Contacts.PeopleColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Phones	This class was deprecated in API level 5. see `ContactsContract`
Contacts.PhonesColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Photos	This class was deprecated in API level 5. see `ContactsContract`
Contacts.PhotosColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.PresenceColumns	This interface was deprecated in API level 5. see `ContactsContract`
Contacts.Settings	This class was deprecated in API level 5. see `ContactsContract`
Contacts.SettingsColumns	This interface was deprecated in API level 5. see `ContactsContract`
ContactsContract	The contract between the contacts provider and applications.
ContactsContract.AggregationExceptions	Constants for the contact aggregation exceptions table, which contains aggregation rules overriding those used by automatic aggregation.
ContactsContract.BaseSyncColumns	Generic columns for use by sync adapters.
ContactsContract.CommonDataKinds	Container for definitions of common data types stored in the `ContactsContract.Data` table.
ContactsContract.CommonDataKinds.BaseTypes	The base types that all "Typed" data kinds support.
ContactsContract.CommonDataKinds.Callable	Convenient functionalities for "callable" data.
ContactsContract.CommonDataKinds.CommonColumns	Columns common across the specific types.
ContactsContract.CommonDataKinds.Contactables	A special class of data items, used to refer to types of data that can be used to attempt to start communicating with a person (`Phone` and `Email`).
ContactsContract.CommonDataKinds.Email	A data kind representing an email address.
ContactsContract.CommonDataKinds.Event	A data kind representing an event.
ContactsContract.CommonDataKinds.GroupMembership	Group Membership.
ContactsContract.CommonDataKinds.Identity	A data kind representing an Identity related to the contact.
ContactsContract.CommonDataKinds.Im	This class was deprecated in API level 35. This field may not be well supported by some contacts apps and is discouraged to use.
ContactsContract.CommonDataKinds.Nickname	A data kind representing the contact's nickname.
ContactsContract.CommonDataKinds.Note	Notes about the contact.
ContactsContract.CommonDataKinds.Organization	A data kind representing an organization.
ContactsContract.CommonDataKinds.Phone	A data kind representing a telephone number.
ContactsContract.CommonDataKinds.Photo	A data kind representing a photo for the contact.
ContactsContract.CommonDataKinds.Relation	A data kind representing a relation.
ContactsContract.CommonDataKinds.SipAddress	This class was deprecated in API level 35. This field may not be well supported by some contacts apps and is discouraged to use.
ContactsContract.CommonDataKinds.StructuredName	A data kind representing the contact's proper name.
ContactsContract.CommonDataKinds.StructuredPostal	A data kind representing a postal addresses.
ContactsContract.CommonDataKinds.Website	A data kind representing a website related to the contact.
ContactsContract.ContactNameColumns	Contact name and contact name metadata columns in the RawContacts table.
ContactsContract.ContactOptionsColumns	Columns of `ContactsContract.Contacts` that track the user's preferences for, or interactions with, the contact.
ContactsContract.Contacts	Constants for the contacts table, which contains a record per aggregate of raw contacts representing the same person.
ContactsContract.Contacts.AggregationSuggestions	A read-only sub-directory of a single contact aggregate that contains all aggregation suggestions (other contacts).
ContactsContract.Contacts.AggregationSuggestions.Builder	A convenience builder for aggregation suggestion content URIs.
ContactsContract.Contacts.Data	A sub-directory of a single contact that contains all of the constituent raw contact `ContactsContract.Data` rows.
ContactsContract.Contacts.Entity	A sub-directory of a contact that contains all of its `ContactsContract.RawContacts` as well as `ContactsContract.Data` rows.
ContactsContract.Contacts.Photo	A read-only sub-directory of a single contact that contains the contact's primary photo.
ContactsContract.ContactsColumns	Columns of `ContactsContract.Contacts` that refer to intrinsic properties of the contact, as opposed to the user-specified options found in `ContactOptionsColumns`.
ContactsContract.ContactStatusColumns
ContactsContract.Data	Constants for the data table, which contains data points tied to a raw contact.
ContactsContract.DataColumns	Columns in the Data table.
ContactsContract.DataColumnsWithJoins	Combines all columns returned by `ContactsContract.Data` table queries.
ContactsContract.DataUsageFeedback	This class was deprecated in API level 29. Contacts affinity information is no longer supported as of Android version `Build.VERSION_CODES.Q`. Both update and delete calls are always ignored.
ContactsContract.DataUsageStatColumns	Columns in the Data_Usage_Stat table
ContactsContract.DeletedContacts	Constants for the deleted contact table.
ContactsContract.DeletedContactsColumns
ContactsContract.Directory	A Directory represents a contacts corpus, e.g. Local contacts, Google Apps Global Address List or Corporate Global Address List.
ContactsContract.DisplayNameSources	Types of data used to produce the display name for a contact.
ContactsContract.DisplayPhoto	Helper class for accessing full-size photos by photo file ID.
ContactsContract.FullNameStyle	Constants for various styles of combining given name, family name etc into a full name.
ContactsContract.Groups	Constants for the groups table.
ContactsContract.GroupsColumns
ContactsContract.Intents	Contains helper classes used to create or manage `Intents` that involve contacts.
ContactsContract.Intents.Insert	Convenience class that contains string constants used to create contact `Intents`.
ContactsContract.PhoneLookup	A table that represents the result of looking up a phone number, for example for caller ID.
ContactsContract.PhoneLookupColumns
ContactsContract.PhoneticNameStyle	Constants for various styles of capturing the pronunciation of a person's name.
ContactsContract.PinnedPositions	Contact-specific information about whether or not a contact has been pinned by the user at a particular position within the system contact application's user interface.
ContactsContract.Presence	This class was deprecated in API level 5. This old name was never meant to be made public. Do not use.
ContactsContract.PresenceColumns	Additional data mixed in with `StatusColumns` to link back to specific `ContactsContract.Data._ID` entries.
ContactsContract.Profile	Constants for the user's profile data, which is represented as a single contact on the device that represents the user.
ContactsContract.ProfileSyncState	A table provided for sync adapters to use for storing private sync state data for the user's personal profile.
ContactsContract.ProviderStatus	API for inquiring about the general status of the provider.
ContactsContract.QuickContact	Helper methods to display QuickContact dialogs that display all the information belonging to a specific `Contacts` entry.
ContactsContract.RawContacts	Constants for the raw contacts table, which contains one row of contact information for each person in each synced account.
ContactsContract.RawContacts.Data	A sub-directory of a single raw contact that contains all of its `ContactsContract.Data` rows.
ContactsContract.RawContacts.DefaultAccount	Class containing utility methods around the default account.
ContactsContract.RawContacts.DefaultAccount.DefaultAccountAndState	Represents the state of the default account, and the actual `Account` if it's a cloud account.
ContactsContract.RawContacts.DisplayPhoto	A sub-directory of a single raw contact that represents its primary display photo.
ContactsContract.RawContacts.Entity	A sub-directory of a single raw contact that contains all of its `ContactsContract.Data` rows.
ContactsContract.RawContactsColumns
ContactsContract.RawContactsEntity	Constants for the raw contacts entities table, which can be thought of as an outer join of the raw_contacts table with the data table.
ContactsContract.SearchSnippets	Additional column returned by `Contacts.CONTENT_FILTER_URI` explaining why the filter matched the contact.
ContactsContract.Settings	Contacts-specific settings for various `Account`'s.
ContactsContract.SettingsColumns
ContactsContract.SimAccount	A parcelable class encapsulating account data for contacts that originate from a SIM card.
ContactsContract.SimContacts	Class containing utility methods around determine what accounts in the ContactsProvider are related to the SIM cards in the device.
ContactsContract.StatusColumns	Social status update columns.
ContactsContract.StatusUpdates	A status update is linked to a `ContactsContract.Data` row and captures the user's latest status update via the corresponding source, e.g.
ContactsContract.SyncColumns	Columns that appear when each row of a table belongs to a specific account, including sync information that an account may need.
ContactsContract.SyncState	A table provided for sync adapters to use for storing private sync state data for contacts.
ContentCaptureCondition	Defines a condition for when content capture should be allowed.
ContentCaptureContext	Context associated with a `ContentCaptureSession` - see `ContentCaptureManager` for more info.
ContentCaptureContext.Builder	Builder for `ContentCaptureContext` objects.
ContentCaptureManager	Provides additional ways for apps to integrate with the content capture subsystem.
ContentCaptureSession	Session used when notifying the Android system about events associated with views.
ContentCaptureSessionId	Identifier for a Content Capture session.
ContentHandler	The abstract class `ContentHandler` is the superclass of all classes that read an `Object` from a `URLConnection`.
ContentHandler	Receive notification of the logical content of a document.
ContentHandlerFactory	This interface defines a factory for content handlers.
ContentInfo	Holds all the relevant data for a request to `View.performReceiveContent`.
ContentInfo.Builder	Builder for `ContentInfo`.
ContentObservable	A specialization of `Observable` for `ContentObserver` that provides methods for sending notifications to a list of `ContentObserver` objects.
ContentObserver	Receives call backs for changes to content.
ContentProvider	Content providers are one of the primary building blocks of Android applications, providing content to applications.
ContentProvider.CallingIdentity	Opaque token representing the identity of an incoming IPC.
ContentProvider.PipeDataWriter<T>	Interface to write a stream of data to a pipe.
ContentProviderClient	The public interface object used to interact with a specific `ContentProvider`.
ContentProviderOperation	Represents a single operation to be performed as part of a batch of operations.
ContentProviderOperation.Builder	Used to add parameters to a `ContentProviderOperation`.
ContentProviderResult	Contains the result of the application of a `ContentProviderOperation`.
ContentQueryMap	Caches the contents of a cursor into a Map of String->ContentValues and optionally keeps the cache fresh by registering for updates on the content backing the cursor.
ContentResolver	This class provides applications access to the content model.
ContentResolver.MimeTypeInfo	Detailed description of a specific MIME type, including an icon and label that describe the type.
ContentUris	Utility methods useful for working with `Uri` objects that use the "content" (content://) scheme.
ContentUriWithoutPermissionViolation
ContentValues	This class is used to store a set of values that the `ContentResolver` can process.
Context	Interface to global information about an application environment.
Context.BindServiceFlags	Specific flags used for bindService() call, which encapsulates a 64 bits long integer.
ContextMenu	Extension of `Menu` for context menus providing functionality to modify the header of the context menu.
ContextMenu.ContextMenuInfo	Additional information regarding the creation of the context menu.
ContextParams	This class represents rules around how a context being created via `Context.createContext` should behave.
ContextParams.Builder	Builder for creating a `ContextParams`.
ContextThemeWrapper	A context wrapper that allows you to modify or replace the theme of the wrapped context.
ContextWrapper	Proxying implementation of Context that simply delegates all of its calls to another Context.
Control	Represents a physical object that can be represented by a `ControlTemplate` and whose properties may be modified through a `ControlAction`.
Control.StatefulBuilder	Builder class for `Control` that contains state information.
Control.StatelessBuilder	Builder class for `Control`.
ControlAction	An abstract action indicating a user interaction with a `Control`.
ControlButton	Button element for `ControlTemplate`.
ControlsProviderService	Service implementation allowing applications to contribute controls to the System UI.
ControlTemplate	An abstract input template for a `Control`.
ConversationAction	Represents the action suggested by a `TextClassifier` on a given conversation.
ConversationAction.Builder	Builder class to construct `ConversationAction`.
ConversationActions	Represents a list of actions suggested by a `TextClassifier` on a given conversation.
ConversationActions.Message	Represents a message in the conversation.
ConversationActions.Message.Builder	Builder class to construct a `Message`
ConversationActions.Request	A request object for generating conversation action suggestions.
ConversationActions.Request.Builder	Builder object to construct the `Request` object.
ConversationStatus
ConversationStatus.Builder
CookieHandler	A CookieHandler object provides a callback mechanism to hook up a HTTP state management policy implementation into the HTTP protocol handler.
CookieManager	Manages the cookies used by an application's `WebView` instances.
CookieManager	CookieManager provides a concrete implementation of `CookieHandler`, which separates the storage of cookies from the policy surrounding accepting and rejecting cookies.
CookiePolicy	CookiePolicy implementations decide which cookies should be accepted and which should be rejected.
CookieStore	A CookieStore object represents a storage for cookie.
CookieSyncManager	This class was deprecated in API level 21. The WebView now automatically syncs cookies as necessary. You no longer need to create or use the CookieSyncManager. To manually force a sync you can use the CookieManager method `CookieManager.flush` which is a synchronous replacement for `sync()`.
CopticCalendar	Implement the Coptic calendar system.
CopyOnWriteArrayList<E>	A thread-safe variant of `ArrayList` in which all mutative operations (`add`, `set`, and so on) are implemented by making a fresh copy of the underlying array.
CopyOnWriteArraySet<E>	A `Set` that uses an internal `CopyOnWriteArrayList` for all of its operations.
CopyOption	An object that configures how to copy or move a file.
CoreConnectionPNames	This interface was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
CornerPathEffect
CorrectionInfo	Information about a single text correction that an editor has reported to an input method.
CountDownLatch	A synchronization aid that allows one or more threads to wait until a set of operations being performed in other threads completes.
CountDownTimer	Schedule a countdown until a time in the future, with regular notifications on intervals along the way.
CountedCompleter<T>	A `ForkJoinTask` with a completion action performed when triggered and there are no remaining pending actions.
CpuHeadroomParams	Headroom request params used by `SystemHealthManager.getCpuHeadroom(CpuHeadroomParams)`.
CpuHeadroomParams.Builder
CpuUsageInfo	CPU usage information per core.
CRC32	A class that can be used to compute the CRC-32 of a data stream.
CRC32C	A class that can be used to compute the CRC-32C of a data stream.
CreateCredentialException	Represents an error encountered during the `CredentialManager.createCredential(Context, CreateCredentialRequest, CancellationSignal, Executor, OutcomeReceiver)` operation.
CreateCredentialRequest	A request to register a specific type of user credential, potentially launching UI flows to collect user consent and any other operation needed.
CreateCredentialRequest	Request for creating a credential.
CreateCredentialRequest.Builder	A builder for `CreateCredentialRequest`.
CreateCredentialResponse	A response object that encapsulates the result of a successful credential creation execution.
CreateEntry	An entry to be shown on the UI.
CreateMedicalDataSourceRequest	A create request for `HealthConnectManager.createMedicalDataSource`.
CreateMedicalDataSourceRequest.Builder	Builder class for `CreateMedicalDataSourceRequest`.
Credential	Represents a user credential that can be used to authenticate to your app.
Credential	Class representing Credential subtree in the PerProviderSubscription (PPS) Management Object (MO) tree.
Credential.CertificateCredential	Certificate based credential.
Credential.SimCredential	SIM (Subscriber Identify Module) based credential.
Credential.UserCredential	Username-password based credential.
CredentialDataRequest	An object representing a request for credential data.
CredentialDataRequest.Builder	A builder for `CredentialDataRequest`.
CredentialDataResult	An object that contains the result of retrieving data from a credential.
CredentialDataResult.Entries	A class for representing data elements returned.
CredentialDescription	Represents the type and contained data fields of a `Credential`.
CredentialEntry	A credential entry that is to be displayed on the account selector that is presented to the user.
CredentialManager	Manages user authentication flows.
CredentialOption	Information about a specific type of credential to be requested during a `CredentialManager.getCredential(Context, GetCredentialRequest, CancellationSignal, Executor, OutcomeReceiver)` operation.
CredentialOption.Builder	A builder for `CredentialOption`.
CredentialProtectedWhileLockedViolation	Subclass of `Violation` that is used when a process accesses filesystem paths stored in credential protected storage areas while the user is locked.
CredentialProviderService	Service to be extended by credential providers, in order to return user credentials to the framework.
Credentials	A class for representing UNIX credentials passed via ancillary data on UNIX domain sockets.
Criteria	This class was deprecated in API level 34. Criteria based APIs are deprecated because they cannot fully capture the complexity of location providers, and encourage bad development practices. Prefer to explicit select the location provider of interest (`LocationManager.FUSED_PROVIDER`, `etc`), rather than relying on Criteria.
CriticalNative	An ART runtime built-in optimization for `native` methods to speed up JNI transitions: Methods that are annotated with @`CriticalNative` use the fastest available JNI transitions from managed code to the native code and back.
CRL	This class is an abstraction of certificate revocation lists (CRLs) that have different formats but important common uses.
CRLException	CRL (Certificate Revocation List) Exception.
CRLReason	The CRLReason enumeration specifies the reason that a certificate is revoked, as defined in RFC 5280: Internet X.509 Public Key Infrastructure Certificate and CRL Profile.
CRLSelector	A selector that defines a set of criteria for selecting `CRL`s.
CrossProcessCursor	A cross process cursor is an extension of a `Cursor` that also supports usage from remote processes.
CrossProcessCursorWrapper	Cursor wrapper that implements `CrossProcessCursor`.
CrossProfileApps	Class for handling cross profile operations.
CryptoPrimitive	An enumeration of cryptographic primitives.
Currency	A class encapsulating a currency, as defined by ISO 4217.
Currency	Represents a currency.
Currency.CurrencyUsage	Currency Usage used for Decimal Format
CurrencyAmount	An amount of currency, consisting of a Number and a Currency.
CurrencyPluralInfo	This class represents the information needed by DecimalFormat to format currency plural, such as "3.00 US dollars" or "1.00 US dollar".
CurrencyPrecision	A class that defines a rounding strategy parameterized by a currency to be used when formatting numbers in NumberFormatter.
Cursor	This interface provides random read-write access to the result set returned by a database query.
CursorAdapter	Adapter that exposes data from a `Cursor` to a `ListView` widget.
CursorAnchorInfo	Positional information about the text insertion point and characters in the composition string.
CursorAnchorInfo.Builder	Builder for `CursorAnchorInfo`.
CursorIndexOutOfBoundsException	An exception indicating that a cursor is out of bounds.
CursorJoiner	Does a join on two cursors using the specified columns.
CursorJoiner.Result	The result of a call to next().
CursorLoader	This class was deprecated in API level 28. Use the Support Library `CursorLoader`
CursorTreeAdapter	An adapter that exposes data from a series of `Cursor`s to an `ExpandableListView` widget.
CursorWindow	A buffer containing multiple cursor rows.
CursorWindowAllocationException	This exception is thrown when a CursorWindow couldn't be allocated, most probably due to memory not being available.
CursorWrapper	Wrapper class for Cursor that delegates all calls to the actual cursor object.
CustomAudience	Represents the information necessary for a custom audience to participate in ad selection.
CustomAudience.Builder	Builder for `CustomAudience` objects.
CustomAudienceManager	CustomAudienceManager provides APIs for app and ad-SDKs to join / leave custom audiences.
CustomDescription	Defines a custom description for the autofill save UI.
CustomDescription.Builder	Builder for `CustomDescription` objects.
CustomPrinterIconCallback	Callback for `PrinterDiscoverySession.onRequestCustomPrinterIcon`.
CustomViolation
CycleInterpolator	Repeats the animation for a specified number of cycles.
CyclicBarrier	A synchronization aid that allows a set of threads to all wait for each other to reach a common barrier point.
CyclingPedalingCadenceRecord	Captures the user's cycling pedaling cadence.
CyclingPedalingCadenceRecord.Builder	Builder class for `CyclingPedalingCadenceRecord`
CyclingPedalingCadenceRecord.CyclingPedalingCadenceRecordSample	Represents a single measurement of the cycling pedaling cadence.

D

DashPathEffect
DatabaseErrorHandler	An interface to let apps define an action to take when database corruption is detected.
DatabaseMetaData	Comprehensive information about the database as a whole.
DatabaseUtils	Static utility methods for dealing with databases and `Cursor`s.
DatabaseUtils.InsertHelper	This class was deprecated in API level 17. Use `SQLiteStatement` instead.
DataFailCause	DataFailCause collects data connection failure causes code from different sources.
DataFormatException	Signals that a data format error has occurred.
DatagramChannel	A selectable channel for datagram-oriented sockets.
DatagramPacket	This class represents a datagram packet.
DatagramSocket	This class represents a socket for sending and receiving datagram packets.
DatagramSocketImpl	Abstract datagram and multicast socket implementation base class.
DatagramSocketImplFactory	This interface defines a factory for datagram socket implementations.
DataInput	The `DataInput` interface provides for reading bytes from a binary stream and reconstructing from them data in any of the Java primitive types.
DataInputStream	A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.
DataNotificationConfig	Represents the configuration for data notifications in ranging operations.
DataNotificationConfig.Builder	Builder for `DataNotificationConfig`
DataOrigin	Specifies the contributing source/application of any `Record`
DataOrigin.Builder
DataOutput	The `DataOutput` interface provides for converting data from any of the Java primitive types to a series of bytes and writing these bytes to a binary stream.
DataOutputStream	A data output stream lets an application write primitive Java data types to an output stream in a portable way.
DataRemovalRequest	Class used by apps to request the content capture service to remove data associated with `LocusIds`.
DataRemovalRequest.Builder	Builder for `DataRemovalRequest` objects.
DataRemovalRequest.LocusIdRequest	Representation of a request to remove data associated with a `LocusId`.
Dataset	A `Dataset` object represents a group of fields (key / value pairs) used to autofill parts of a screen.
Dataset.Builder	A builder for `Dataset` objects.
DataSetObservable	A specialization of `Observable` for `DataSetObserver` that provides methods for sending notifications to a list of `DataSetObserver` objects.
DataSetObserver	Receives call backs when a data set has been changed, or made invalid.
DataShareRequest	Container class representing a request to share data with Content Capture service.
DataShareWriteAdapter	Adapter class used by apps to share data with the Content Capture service.
DataSource	A factory for connections to the physical data source that this `DataSource` object represents.
DataSpace	DataSpace identifies three components of colors - standard (primaries), transfer and range.
DataTruncation	An exception thrown as a `DataTruncation` exception (on writes) or reported as a `DataTruncation` warning (on reads) when a data values is unexpectedly truncated for reasons other than its having execeeded `MaxFieldSize`.
DatatypeConfigurationException	Indicates a serious configuration error.
DatatypeConstants	Utility class to contain basic Datatype values as constants.
DatatypeConstants.Field	Type-safe enum class that represents six fields of the `Duration` class.
DatatypeFactory	Factory that creates new `javax.xml.datatype` `Object`s that map XML to/from Java `Object`s.
Date	A thin wrapper around a millisecond value that allows JDBC to identify this as an SQL `DATE` value.
Date	The class `Date` represents a specific instant in time, with millisecond precision.
DateFormat	[icu enhancement] ICU's replacement for `DateFormat`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
DateFormat	Utility class for producing strings with formatted date/time.
DateFormat	`DateFormat` is an abstract class for date/time formatting subclasses which formats and parses dates or time in a language-independent manner.
DateFormat.BooleanAttribute	boolean attributes
DateFormat.Field	The instances of this inner class are used as attribute keys and values in AttributedCharacterIterator that DateFormat.formatToCharacterIterator() method returns.
DateFormat.Field	Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `DateFormat.formatToCharacterIterator` and as field identifiers in `FieldPosition`.
DateFormat.HourCycle	Hour Cycle
DateFormatSymbols	[icu enhancement] ICU's replacement for `DateFormatSymbols`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
DateFormatSymbols	`DateFormatSymbols` is a public class for encapsulating localizable date-time formatting data, such as the names of the months, the names of the days of the week, and the time zone data.
DateInterval	This class represents date interval.
DateIntervalFormat	DateIntervalFormat is a class for formatting and parsing date intervals in a language-independent manner.
DateIntervalFormat.FormattedDateInterval	An immutable class containing the result of a date interval formatting operation.
DateIntervalInfo	DateIntervalInfo is a public class for encapsulating localizable date time interval patterns.
DateIntervalInfo.PatternInfo	PatternInfo class saves the first and second part of interval pattern, and whether the interval pattern is earlier date first.
DateKeyListener	For entering dates in a text field.
DatePicker	Provides a widget for selecting a date.
DatePicker.OnDateChangedListener	The callback used to indicate the user changed the date.
DatePickerDialog	A simple dialog containing an `DatePicker`.
DatePickerDialog.OnDateSetListener	The listener used to indicate the user has finished selecting a date.
DateSorter	Sorts dates into the following groups: Today Yesterday seven days ago one month ago older than a month ago
DateTimeException	Exception used to indicate a problem while calculating a date-time.
DateTimeFormatter	Formatter for printing and parsing date-time objects.
DateTimeFormatterBuilder	Builder to create date-time formatters.
DateTimeKeyListener	For entering dates and times in the same text field.
DateTimeParseException	An exception thrown when an error occurs during parsing.
DateTimePatternGenerator	This class provides flexible generation of date format patterns, like "yy-MM-dd".
DateTimePatternGenerator.DisplayWidth	Field display name width constants for getFieldDisplayName
DateTimePatternGenerator.PatternInfo	PatternInfo supplies output parameters for addPattern(...).
DateTransformation	Replaces a `TextView` child of a `CustomDescription` with the contents of a field that is expected to have a `date value`.
DateUtils	This class contains various date-related utilities for creating text for things like elapsed time and date ranges, strings for days of the week and months, and AM/PM text etc.
DateValueSanitizer	Sanitizes a date `AutofillValue` using a `DateFormat`.
DayOfWeek	A day-of-week, such as 'Tuesday'.
DeadObjectException	The object you are calling has died, because its hosting process no longer exists, or there has been a low-level binder error.
DeadSystemException	The core Android system has died and is going through a runtime restart.
Debug	Provides various debugging methods for Android applications, including tracing and allocation counts.
Debug.InstructionCount	This class was deprecated in API level 23. Instruction counting is no longer supported.
Debug.MemoryInfo	This class is used to retrieved various statistics about the memory mappings for this process.
DebugUtils	Various utilities for debugging and logging.
DecelerateInterpolator	An interpolator where the rate of change starts out quickly and and then decelerates.
DecimalFormat	[icu enhancement] ICU's replacement for `DecimalFormat`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
DecimalFormat	`DecimalFormat` is a concrete subclass of `NumberFormat` that formats decimal numbers.
DecimalFormatSymbols	[icu enhancement] ICU's replacement for `DecimalFormatSymbols`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
DecimalFormatSymbols	This class represents the set of symbols (such as the decimal separator, the grouping separator, and so on) needed by `DecimalFormat` to format numbers.
DecimalStyle	Localized decimal style used in date and time formatting.
DecisionLogic	Generic Decision logic that could be provided by the buyer or seller.
DeclHandler	SAX2 extension handler for DTD declaration events.
DefaultDatabaseErrorHandler	Default class used to define the action to take when database corruption is reported by sqlite.
DefaultHandler	Default base class for SAX2 event handlers.
DefaultHandler2	This class extends the SAX2 base handler class to support the SAX2 `LexicalHandler`, `DeclHandler`, and `EntityResolver2` extensions.
Deflater	This class provides support for general purpose compression using the popular ZLIB compression library.
DeflaterInputStream	Implements an input stream filter for compressing data in the "deflate" compression format.
DeflaterOutputStream	This class implements an output stream filter for compressing data in the "deflate" compression format.
Delayed	A mix-in style interface for marking objects that should be acted upon after a given delay.
DelayQueue<E extends Delayed>	An unbounded blocking queue of `Delayed` elements, in which an element generally becomes eligible for removal when its delay has expired.
DelegatedAdminReceiver	Base class for delegated apps to handle callbacks related to their delegated capabilities.
DelegateLastClassLoader	A `ClassLoader` implementation that implements a delegate last lookup policy.
DeleteGesture	A sub-class of `HandwritingGesture` for deleting an area of text using single rectangle.
DeleteGesture.Builder	Builder for `DeleteGesture`.
DeleteMedicalResourcesRequest	A delete request for `HealthConnectManager.deleteMedicalResources`.
DeleteMedicalResourcesRequest.Builder	Builder class for `DeleteMedicalResourcesRequest`.
DeleteRangeGesture	A subclass of `HandwritingGesture` for deleting a range of text by defining start and end rectangles.
DeleteRangeGesture.Builder	Builder for `DeleteRangeGesture`.
DeletionRequest	Deletion Request.
DeletionRequest.Builder	Builder for `DeletionRequest` objects.
DeniedByServerException	Exception thrown when the provisioning server or key server denies a certficate or license for a device.
Deprecated	A program element annotated `@Deprecated` is one that programmers are discouraged from using.
Deque<E>	A linear collection that supports element insertion and removal at both ends.
DESedeKeySpec	This class specifies a DES-EDE ("triple-DES") key.
DESKeySpec	This class specifies a DES key.
Destroyable	Objects such as credentials may optionally implement this interface to provide the capability to destroy its contents.
DestroyFailedException	Signals that a `destroy` operation failed.
Device	A physical device (such as phone, watch, scale, or chest strap) which captured associated health data point.
Device.Builder
DeviceAdminInfo	This class is used to specify meta information of a device administrator component.
DeviceAdminReceiver	Base class for implementing a device administration component.
DeviceAdminService	Base class for a service that device owner/profile owners can optionally have.
DeviceFilter<D extends Parcelable>	A filter for companion devices of type `D`
DeviceHandle	Represents a handle to a ranging device, containing information about the device and a transport handle for out-of-band communication.
DeviceHandle.Builder	Builder class for creating instances of `DeviceHandle`.
DeviceId	A device id represents a device identifier managed by the companion app.
DeviceId	The response returned from `DeviceLockManager.getDeviceId` on success.
DeviceId.Builder	A builder for `DeviceId` Calling apps must provide at least one of the following to identify the device: a custom ID using `setCustomId(java.lang.String)`, or a MAC address using `setMacAddress(android.net.MacAddress)`.
DeviceLockManager	Manager used to interact with the system device lock service.
DeviceNotAssociatedException	An exception for a case when a given device was not `associated` to the calling app.
DevicePolicyIdentifiers	Class containing identifiers for policy APIs in `DevicePolicyManager`, for example they will be passed in `PolicyUpdateReceiver.onPolicySetResult` and `PolicyUpdateReceiver.onPolicyChanged` to communicate updates of a certain policy back to the admin.
DevicePolicyManager	Manages device policy and restrictions applied to the user of the device or apps running on the device.
DevicePolicyManager.InstallSystemUpdateCallback	Callback used in `DevicePolicyManager.installSystemUpdate(ComponentName, Uri, Executor, InstallSystemUpdateCallback)` to indicate that there was an error while trying to install an update.
DevicePolicyManager.OnClearApplicationUserDataListener	Callback used in `DevicePolicyManager.clearApplicationUserData(ComponentName, String, Executor, OnClearApplicationUserDataListener)` to indicate that the clearing of an application's user data is done.
DevicePolicyResources	Class containing the required identifiers to update device management resources.
DevicePolicyResourcesManager	Class containing required APIs to set, reset, and get device policy related resources.
DevicePresenceEvent	Event for observing device presence.
DeviceProductInfo	Product-specific information about the display or the directly connected device on the display chain.
DeviceStateSensorOrientationMap	Immutable class that maps the device fold state to sensor orientation.
DeviceStateSensorOrientationMap.Builder	Builds a DeviceStateSensorOrientationMap object.
DeviceTypes	Device types for `Control`.
DexClassLoader	A class loader that loads classes from `.jar` and `.apk` files containing a `classes.dex` entry.
DexFile	Loads DEX files.
DexFile.OptimizationInfo	Encapsulates information about the optimizations performed on a dex file.
DhcpInfo	A simple object for retrieving the results of a DHCP request.
DHGenParameterSpec	This class specifies the set of parameters used for generating Diffie-Hellman (system) parameters for use in Diffie-Hellman key agreement.
DHKey	The interface to a Diffie-Hellman key.
DHParameterSpec	This class specifies the set of parameters used with the Diffie-Hellman algorithm, as specified in PKCS #3: Diffie-Hellman Key-Agreement Standard.
DHPrivateKey	The interface to a Diffie-Hellman private key.
DHPrivateKeySpec	This class specifies a Diffie-Hellman private key with its associated parameters.
DHPublicKey	The interface to a Diffie-Hellman public key.
DHPublicKeySpec	This class specifies a Diffie-Hellman public key with its associated parameters.
DialerFilter	This class was deprecated in API level 26. Use a custom view or layout to handle this functionality instead
DialerKeyListener	For dialing-only text entry As for all implementations of `KeyListener`, this class is only concerned with hardware keyboards.
Dialog	Base class for Dialogs.
DialogFragment	This class was deprecated in API level 28. Use the Support Library `DialogFragment` for consistent behavior across all devices and access to Lifecycle.
DialogInterface	Interface that defines a dialog-type class that can be shown, dismissed, or canceled, and may have buttons that can be clicked.
DialogInterface.OnCancelListener	Interface used to allow the creator of a dialog to run some code when the dialog is canceled.
DialogInterface.OnClickListener	Interface used to allow the creator of a dialog to run some code when an item on the dialog is clicked.
DialogInterface.OnDismissListener	Interface used to allow the creator of a dialog to run some code when the dialog is dismissed.
DialogInterface.OnKeyListener	Interface definition for a callback to be invoked when a key event is dispatched to this dialog.
DialogInterface.OnMultiChoiceClickListener	Interface used to allow the creator of a dialog to run some code when an item in a multi-choice dialog is clicked.
DialogInterface.OnShowListener	Interface used to allow the creator of a dialog to run some code when the dialog is shown.
DialogPreference	This class was deprecated in API level 29. Use the AndroidX Preference Library for consistent behavior across all devices. For more information on using the AndroidX Preference Library see Settings.
Dictionary<K, V>	The `Dictionary` class is the abstract parent of any class, such as `Hashtable`, which maps keys to values.
DigestException	This is the generic Message Digest exception.
DigestInputStream	A transparent stream that updates the associated message digest using the bits going through the stream.
DigestOutputStream	A transparent stream that updates the associated message digest using the bits going through the stream.
DigitalClock	This class was deprecated in API level 17. It is recommended you use `TextClock` instead.
DigitsKeyListener	For digits-only text entry As for all implementations of `KeyListener`, this class is only concerned with hardware keyboards.
DirectAction	Represents an abstract action that can be perform on this app.
DirectAction.Builder	Builder for construction of DirectAction.
DirectoryIteratorException	Runtime exception thrown if an I/O error is encountered when iterating over the entries in a directory.
DirectoryNotEmptyException	Checked exception thrown when a file system operation fails because a directory is not empty.
DirectoryStream<T>	An object to iterate over the entries in a directory.
DirectoryStream.Filter<T>	An interface that is implemented by objects that decide if a directory entry should be accepted or filtered.
DisconnectCause	Describes the cause of a disconnected call.
DisconnectCause	Describes the cause of a disconnected call.
DiscoveryRequest	Encapsulates parameters for `NsdManager.discoverServices`.
DiscoveryRequest.Builder	The builder for creating new `DiscoveryRequest` objects.
DiscoverySession	A class representing a single publish or subscribe Aware session.
DiscoverySessionCallback	Base class for Aware session events callbacks.
DiscretePathEffect
DiskReadViolation
DiskWriteViolation
Display	Provides information about the size and density of a logical display.
Display.HdrCapabilities	Encapsulates the HDR capabilities of a given display.
Display.Mode	A mode supported by a given display.
DisplayContext	Display context settings.
DisplayContext.Type	Type values for DisplayContext
DisplayCutout	Represents the area of the display that is not functional for displaying content.
DisplayCutout.Builder	A Builder class to construct a DisplayCutout instance.
DisplayHash	The DisplayHash used to validate information about what was present on screen.
DisplayHashManager	Manages DisplayHash requests.
DisplayHashResultCallback	Use when calling `View.generateDisplayHash(String, Rect, Executor, DisplayHashResultCallback)`.
DisplayLuts	DisplayLuts provides the developers to apply Lookup Tables (Luts) to a `SurfaceControl`.
DisplayLuts.Entry
DisplayManager	Manages the properties of attached displays.
DisplayManager.DisplayListener	Listens for changes in available display devices.
DisplayMetrics	A structure describing general information about a display, such as its size, density, and font scaling.
DisplayOptions	Represents all the display options that are supported by CLDR such as grammatical case, noun class, ...
DisplayOptions.Builder	Responsible for building `DisplayOptions`.
DisplayOptions.Capitalization	Represents all the capitalization options.
DisplayOptions.DisplayLength	Represents all the display lengths.
DisplayOptions.GrammaticalCase	Represents all the grammatical cases that are supported by CLDR.
DisplayOptions.NameStyle	Represents all the name styles.
DisplayOptions.NounClass	Represents all the grammatical noun classes that are supported by CLDR.
DisplayOptions.PluralCategory	Standard CLDR plural category constants.
DisplayOptions.SubstituteHandling	Represents all the substitute handlings.
DisplayShape	A class representing the shape of a display.
DistanceRecord	Captures distance travelled by the user since the last reading.
DistanceRecord.Builder	Builder class for `DistanceRecord`
DngCreator	The `DngCreator` class provides functions to write raw pixel data as a DNG file.
DnsEvent	A class that represents a DNS lookup event initiated through the standard network stack.
DnsOptions	A class configuring the host resolution functionality.
DnsOptions.Builder	Builder for `DnsOptions`.
DnsOptions.StaleDnsOptions	A class configuring the stale DNS functionality.
DnsOptions.StaleDnsOptions.Builder	Builder for `StaleDnsOptions`.
DnsResolver	Dns resolver class for asynchronous dns querying Note that if a client sends a query with more than 1 record in the question section but the remote dns server does not support this, it may not respond at all, leading to a timeout.
DnsResolver.Callback<T>	Base interface for answer callbacks
DnsResolver.DnsException	Class to represent DNS error
DocTypeNotSupportedException	Thrown if trying to create a credential with an unsupported document type.
Document	The `Document` interface represents the entire HTML or XML document.
DocumentBuilder	Defines the API to obtain DOM Document instances from an XML document.
DocumentBuilderFactory	Defines a factory API that enables applications to obtain a parser that produces DOM object trees from XML documents.
DocumentChangeInfo	Contains information about an individual change detected by an `ObserverCallback`.
Documented	If the annotation `@Documented` is present on the declaration of an annotation interface A, then any `@A` annotation on an element is considered part of the element's public contract.
DocumentFragment	`DocumentFragment` is a "lightweight" or "minimal" `Document` object.
DocumentHandler	This interface was deprecated in API level 9. This interface has been replaced by the SAX2 `ContentHandler` interface, which includes Namespace support.
DocumentIdUtil	A util class with methods for working with document ids.
DocumentsContract	Defines the contract between a documents provider and the platform.
DocumentsContract.Document	Constants related to a document, including `Cursor` column names and flags.
DocumentsContract.Path	Holds a path from a document to a particular document under it.
DocumentsContract.Root	Constants related to a root of documents, including `Cursor` column names and flags.
DocumentsProvider	Base class for a document provider.
DocumentType	Each `Document` has a `doctype` attribute whose value is either `null` or a `DocumentType` object.
DomainCombiner	Legacy security code; do not use.
DomainLoadStoreParameter	Configuration data that specifies the keystores in a keystore domain.
DomainVerificationManager	System service to access domain verification APIs.
DomainVerificationUserState	Contains the user selection state for a package.
DOMConfiguration	The `DOMConfiguration` interface represents the configuration of a document and maintains a table of recognized parameters.
DOMError	`DOMError` is an interface that describes an error.
DOMErrorHandler	`DOMErrorHandler` is a callback interface that the DOM implementation can call when reporting errors that happens while processing XML data, or when doing some other processing (e.g. validating a document).
DOMException	DOM operations only raise exceptions in "exceptional" circumstances, i.e., when an operation is impossible to perform (either for logical reasons, because data is lost, or because the implementation has become unstable).
DOMImplementation	The `DOMImplementation` interface provides a number of methods for performing operations that are independent of any particular instance of the document object model.
DOMImplementationList	The `DOMImplementationList` interface provides the abstraction of an ordered collection of DOM implementations, without defining or constraining how this collection is implemented.
DOMImplementationLS	`DOMImplementationLS` contains the factory methods for creating Load and Save objects.
DOMImplementationSource	This interface permits a DOM implementer to supply one or more implementations, based upon requested features and versions, as specified in .
DOMLocator	Indicates the position of a node in a source DOM, intended primarily for error reporting.
DOMLocator	`DOMLocator` is an interface that describes a location (e.g.
DOMResult	Acts as a holder for a transformation result tree in the form of a Document Object Model (DOM) tree.
DOMSource	Acts as a holder for a transformation Source tree in the form of a Document Object Model (DOM) tree.
DOMStringList	The `DOMStringList` interface provides the abstraction of an ordered collection of `DOMString` values, without defining or constraining how this collection is implemented.
DosFileAttributes	File attributes associated with a file in a file system that supports legacy "DOS" attributes.
DosFileAttributeView	A file attribute view that provides a view of the legacy "DOS" file attributes.
Double	The `Double` class wraps a value of the primitive type `double` in an object.
Double2	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Double3	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Double4	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
DoubleAccumulator	One or more variables that together maintain a running `double` value updated using a supplied function.
DoubleAdder	One or more variables that together maintain an initially zero `double` sum.
DoubleBinaryOperator	Represents an operation upon two `double`-valued operands and producing a `double`-valued result.
DoubleBuffer	A double buffer.
DoubleConsumer	Represents an operation that accepts a single `double`-valued argument and returns no result.
DoubleFunction<R>	Represents a function that accepts a double-valued argument and produces a result.
DoublePredicate	Represents a predicate (boolean-valued function) of one `double`-valued argument.
DoubleStream	A sequence of primitive double-valued elements supporting sequential and parallel aggregate operations.
DoubleStream.Builder	A mutable builder for a `DoubleStream`.
DoubleStream.DoubleMapMultiConsumer	Represents an operation that accepts a `double`-valued argument and a DoubleConsumer, and returns no result.
DoubleSummaryStatistics	A state object for collecting statistics such as count, min, max, sum, and average.
DoubleSupplier	Represents a supplier of `double`-valued results.
DoubleToIntFunction	Represents a function that accepts a double-valued argument and produces an int-valued result.
DoubleToLongFunction	Represents a function that accepts a double-valued argument and produces a long-valued result.
DoubleUnaryOperator	Represents an operation on a single `double`-valued operand that produces a `double`-valued result.
DownloadableSubscription	Information about a subscription which is downloadable to an eUICC using `EuiccManager.downloadSubscription(DownloadableSubscription, boolean, PendingIntent)`
DownloadableSubscription.Builder
DownloadCompletedInput	The input data for `IsolatedWorker.onDownloadCompleted(android.adservices.ondevicepersonalization.DownloadCompletedInput, android.os.OutcomeReceiver)`.
DownloadCompletedOutput	The result returned by `IsolatedWorker.onDownloadCompleted(android.adservices.ondevicepersonalization.DownloadCompletedInput, android.os.OutcomeReceiver)`.
DownloadCompletedOutput.Builder	A builder for `DownloadCompletedOutput`
DownloadListener
DownloadManager	The download manager is a system service that handles long-running HTTP downloads.
DownloadManager.Query	This class may be used to filter download manager queries.
DownloadManager.Request	This class contains all the information necessary to request a new download.
DownloadProgressListener	A optional listener class used by download clients to track progress.
DownloadRequest	Describes a request to download files over cell-broadcast.
DownloadRequest.Builder
DownloadStatusListener	A optional listener class used by download clients to track progress.
DragAndDropPermissions	`DragAndDropPermissions` controls the access permissions for the content URIs associated with a `DragEvent`.
DragEvent	Represents an event that is sent out by the system at various times during a drag and drop operation.
Drawable	A Drawable is a general abstraction for "something that can be drawn." Most often you will deal with Drawable as the type of resource retrieved for drawing things to the screen; the Drawable class provides a generic API for dealing with an underlying visual resource that may take a variety of forms.
Drawable.Callback	Implement this interface if you want to create an animated drawable that extends `Drawable`.
Drawable.ConstantState	This abstract class is used by `Drawable`s to store shared constant state and data between Drawables.
DrawableContainer	A helper class that contains several `Drawable`s and selects which one to use.
DrawableContainer.DrawableContainerState	A ConstantState that can contain several `Drawable`s.
DrawableMarginSpan	A span which adds a drawable and a padding to the paragraph it's attached to.
DrawableWrapper	Drawable container with only one child element.
DrawFilter	A DrawFilter subclass can be installed in a Canvas.
DrbgParameters	This class specifies the parameters used by a DRBG (Deterministic Random Bit Generator).
DrbgParameters.Capability	The reseedable and prediction resistance capabilities of a DRBG.
DrbgParameters.Instantiation	DRBG parameters for instantiation.
DrbgParameters.NextBytes	DRBG parameters for random bits generation.
DrbgParameters.Reseed	DRBG parameters for reseed.
DreamService	Extend this class to implement a custom dream (available to the user as a "Daydream").
Driver	The interface that every driver class must implement.
Driver	SAX2 Driver that pulls events from XmlPullParser and converts them into SAX2 callbacks.
DriverManager	The basic service for managing a set of JDBC drivers.
DriverPropertyInfo	Driver properties for making a connection.
DrmConvertedStatus	This class was deprecated in API level 30. Please use `MediaDrm`
DrmErrorEvent	This class was deprecated in API level 30. Please use `MediaDrm`
DrmEvent	This class was deprecated in API level 30. Please use `MediaDrm`
DrmInfo	This class was deprecated in API level 30. Please use `MediaDrm`
DrmInfoEvent	This class was deprecated in API level 30. Please use `MediaDrm`
DrmInfoRequest	This class was deprecated in API level 30. Please use `MediaDrm`
DrmInfoStatus	This class was deprecated in API level 30. Please use `MediaDrm`
DrmInitData	Encapsulates initialization data required by a `MediaDrm` instance.
DrmInitData.SchemeInitData	Scheme initialization data.
DrmManagerClient	This class was deprecated in API level 30. Please use `MediaDrm`
DrmManagerClient.OnErrorListener	Interface definition for a callback that receives information about DRM framework errors.
DrmManagerClient.OnEventListener	Interface definition for a callback that receives information about DRM processing events.
DrmManagerClient.OnInfoListener	Interface definition for a callback that receives status messages and warnings during registration and rights acquisition.
DrmRights	This class was deprecated in API level 30. Please use `MediaDrm`
DrmStore	This class was deprecated in API level 30. Please use `MediaDrm`
DrmStore.Action	Defines actions that can be performed on rights-protected content.
DrmStore.ConstraintsColumns	Interface definition for the columns that represent DRM constraints.
DrmStore.DrmObjectType	Defines DRM object types.
DrmStore.Playback	Defines playback states for content.
DrmStore.RightsStatus	Defines status notifications for digital rights.
DrmSupportInfo	This class was deprecated in API level 30. Please use `MediaDrm`
DrmUtils	This class was deprecated in API level 30. Please use `MediaDrm`
DrmUtils.ExtendedMetadataParser	Utility that parses extended metadata embedded in DRM constraint information.
DropBoxManager	Enqueues chunks of data (from various sources -- application crashes, kernel log records, etc.).
DropBoxManager.Entry	A single entry retrieved from the drop box.
DSAGenParameterSpec	This immutable class specifies the set of parameters used for generating DSA parameters as specified in FIPS 186-3 Digital Signature Standard (DSS).
DSAKey	The interface to a DSA public or private key.
DSAKeyPairGenerator	An interface to an object capable of generating DSA key pairs.
DSAParameterSpec	This class specifies the set of parameters used with the DSA algorithm.
DSAParams	Interface to a DSA-specific set of key parameters, which defines a DSA key family.
DSAPrivateKey	The standard interface to a DSA private key.
DSAPrivateKeySpec	This class specifies a DSA private key with its associated parameters.
DSAPublicKey	The interface to a DSA public key.
DSAPublicKeySpec	This class specifies a DSA public key with its associated parameters.
DsmccRequest	A request for DSM-CC from broadcast signal.
DsmccResponse	A response for DSM-CC from broadcast signal.
DTDHandler	Receive notification of basic DTD-related events.
Dumpable	Represents an object whose state can be dumped into a `PrintWriter`.
DumpableContainer	Represents a container that manages `dumpables`.
DuplicateFormatFlagsException	Unchecked exception thrown when duplicate flags are provided in the format specifier.
Duration	A time-based amount of time, such as '34.5 seconds'.
Duration	Immutable representation of a time span as defined in the W3C XML Schema 1.0 specification.
DynamicDrawableSpan	Span that replaces the text it's attached to with a `Drawable` that can be aligned with the bottom or with the baseline of the surrounding text.
DynamicLayout	DynamicLayout is a text layout that updates itself as the text is edited.
DynamicLayout.Builder	Builder for dynamic layouts.
DynamicRangeProfiles	Immutable class with information about supported 10-bit dynamic range profiles.
DynamicsProcessing	DynamicsProcessing is an audio effect for equalizing and changing dynamic range properties of the sound.
DynamicsProcessing.BandBase	Base class for bands
DynamicsProcessing.BandStage	Base class for stages that hold bands
DynamicsProcessing.Channel	Class for Channel configuration parameters.
DynamicsProcessing.Config	Class for Config object, used by DynamicsProcessing to configure and update the audio effect.
DynamicsProcessing.Config.Builder
DynamicsProcessing.Eq	Class for Equalizer stage
DynamicsProcessing.EqBand	Class for Equalizer Bands Equalizer bands have three controllable parameters: enabled/disabled, cutoffFrequency and gain
DynamicsProcessing.Limiter	Class for Limiter Stage Limiter is a single band compressor at the end of the processing chain, commonly used to protect the signal from overloading and distortion.
DynamicsProcessing.Mbc	Class for Multi-Band Compressor (MBC) stage
DynamicsProcessing.MbcBand	Class for Multi-Band compressor bands MBC bands have multiple controllable parameters: enabled/disabled, cutoffFrequency, attackTime, releaseTime, ratio, threshold, kneeWidth, noiseGateThreshold, expanderRatio, preGain and postGain.
DynamicsProcessing.Stage	base class for the different stages.

E

E2eeContactKeysManager	E2eeContactKeysManager provides access to the provider of end-to-end encryption contact keys.
E2eeContactKeysManager.E2eeContactKey	A parcelable class encapsulating other users' end to end encrypted contact key.
E2eeContactKeysManager.E2eeSelfKey	A parcelable class encapsulating self end to end encrypted contact key.
EapAkaInfo	EapAkaInfo represents data provided by the server during EAP AKA authentication
EapAkaInfo.Builder	This class can be used to incrementally construct an `EapAkaInfo`.
EapInfo	EapInfo represents data provided by the server during EAP authentication
EapSessionConfig	EapSessionConfig represents a container for EAP method configuration.
EapSessionConfig.Builder	This class can be used to incrementally construct an `EapSessionConfig`.
EapSessionConfig.EapAkaConfig	EapAkaConfig represents the configs needed for an EAP AKA session.
EapSessionConfig.EapAkaOption	EapAkaOption represents optional configurations for EAP AKA authentication.
EapSessionConfig.EapAkaOption.Builder	This class can be used to incrementally construct an `EapAkaOption`.
EapSessionConfig.EapAkaPrimeConfig	EapAkaPrimeConfig represents the configs needed for an EAP-AKA' session.
EapSessionConfig.EapMethodConfig	EapMethodConfig represents a generic EAP method configuration.
EapSessionConfig.EapMsChapV2Config	EapMsChapV2Config represents the configs needed for an EAP MSCHAPv2 session.
EapSessionConfig.EapSimConfig	EapSimConfig represents the configs needed for an EAP SIM session.
EapSessionConfig.EapTtlsConfig	EapTtlsConfig represents the configs needed for an EAP-TTLS session.
EasyConnectStatusCallback	Easy Connect (DPP) Status Callback.
EasyEditSpan	Provides an easy way to edit a portion of text.
ECField	This interface represents an elliptic curve (EC) finite field.
ECFieldF2m	This immutable class defines an elliptic curve (EC) characteristic 2 finite field.
ECFieldFp	This immutable class defines an elliptic curve (EC) prime finite field.
ECGenParameterSpec	This immutable class specifies the set of parameters used for generating elliptic curve (EC) domain parameters.
ECKey	The interface to an elliptic curve (EC) key.
ECParameterSpec	This immutable class specifies the set of domain parameters used with elliptic curve cryptography (ECC).
ECPoint	This immutable class represents a point on an elliptic curve (EC) in affine coordinates.
ECPrivateKey	The interface to an elliptic curve (EC) private key.
ECPrivateKeySpec	This immutable class specifies an elliptic curve private key with its associated parameters.
ECPublicKey	The interface to an elliptic curve (EC) public key.
ECPublicKeySpec	This immutable class specifies an elliptic curve public key with its associated parameters.
EdDSAParameterSpec	A class used to specify EdDSA signature and verification parameters.
EdECKey	An interface for an elliptic curve public/private key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).
EdECPoint	An elliptic curve point used to specify keys as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).
EdECPrivateKey	An interface for an elliptic curve private key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).
EdECPrivateKeySpec	A class representing elliptic curve private keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.
EdECPublicKey	An interface for an elliptic curve public key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).
EdECPublicKeySpec	A class representing elliptic curve public keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.
EdgeEffect	This class performs the graphical effect used at the edges of scrollable widgets when the user scrolls beyond the content bounds in 2D space.
Editable	This is the interface for text whose content and markup can be changed (as opposed to immutable text like Strings).
Editable.Factory	Factory used by TextView to create new `Editables`.
EditingEndedEvent	Event for an editing operation having ended.
EditingEndedEvent.Builder	Builder for `EditingEndedEvent`
EditingSession	Represents a session of media editing, for example, transcoding between formats, transmuxing or applying trimming or audio/video effects to a stream.
EditorBoundsInfo	Container of rectangular position related info for the Editor.
EditorBoundsInfo.Builder	Builder for `EditorBoundsInfo`.
EditorInfo	An EditorInfo describes several attributes of a text editing object that an input method is communicating with (typically an EditText), most importantly the type of text content it contains and the current cursor position.
Edits	Records lengths of string edits but not replacement text.
Edits.Iterator	Access to the list of edits.
EditText	A user interface element for entering and modifying text.
EditTextPreference	This class was deprecated in API level 29. Use the AndroidX Preference Library for consistent behavior across all devices. For more information on using the AndroidX Preference Library see Settings.
Effect	Effects are high-performance transformations that can be applied to image frames.
EffectContext	An EffectContext keeps all necessary state information to run Effects within a Open GL ES 2.0 context.
EffectFactory	The EffectFactory class defines the list of available Effects, and provides functionality to inspect and instantiate them.
EffectUpdateListener	Some effects may issue callbacks to inform the host of changes to the effect state.
EGL
EGL10
EGL11
EGL14	EGL 1.4
EGL15	EGL 1.5
EGLConfig	Wrapper class for native EGLConfig objects.
EGLConfig
EGLContext	Wrapper class for native EGLContext objects.
EGLContext
EGLDisplay	Wrapper class for native EGLDisplay objects.
EGLDisplay
EGLExt	EGL Extensions
EGLImage	Wrapper class for native EGLImage objects.
EGLObjectHandle	Base class for wrapped EGL objects.
EGLSurface	Wrapper class for native EGLSurface objects.
EGLSurface
EGLSync	Wrapper class for native EGLSync objects.
Element	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Element	An XML element.
Element	The `Element` interface represents an element in an HTML or XML document.
Element.Builder	Builder class for producing complex elements with matching field and name pairs.
Element.DataKind	The special interpretation of the data if required.
Element.DataType	DataType represents the basic type information for a basic element.
ElementListener	Listens for the beginning and ending of elements.
ElementType	The constants of this enumerated class provide a simple classification of the syntactic locations where annotations may appear in a Java program.
ElevationGainedRecord	Captures the elevation gained by the user since the last reading.
ElevationGainedRecord.Builder	Builder class for `ElevationGainedRecord`
EllipticCurve	This immutable class holds the necessary values needed to represent an elliptic curve.
EmbeddedPhotoPickerClient	Callback to define mechanisms by which can apps can receive notifications about different events from embedded photopicker for the corresponding Session (`EmbeddedPhotoPickerSession`).
EmbeddedPhotoPickerFeatureInfo	An immutable parcel to carry information regarding desired features of caller for a given session.
EmbeddedPhotoPickerFeatureInfo.Builder
EmbeddedPhotoPickerProvider	This interface provides an api that callers can use to get a session of embedded PhotoPicker (`EmbeddedPhotoPickerSession`).
EmbeddedPhotoPickerProviderFactory	Interface to get instance of `EmbeddedPhotoPickerProvider` class to request a new `EmbeddedPhotoPickerSession`.
EmbeddedPhotoPickerSession	Class that holds the embedded photopicker view wrapped in `SurfaceControlViewHost.SurfacePackage` that can be embedded by the caller in their view hierarchy by placing it in a `SurfaceView` via its `SurfaceView.setChildSurfacePackage` api.
EmbeddingVector	Embeddings are vector representations of data, such as text, images, and audio, which can be generated by machine learning models and used for semantic search.
EmbossMaskFilter
EmergencyNumber	A parcelable class that wraps and retrieves the information of number, service category(s) and country code for a specific emergency number.
EmojiConsistency	The set of emoji that should be drawn by the system with the default font for device consistency.
EmptyStackException	Thrown by methods in the `Stack` class to indicate that the stack is empty.
EncodedKeySpec	This class represents a public or private key in encoded format.
EncoderProfiles	Describes a set of encoding profiles for a given media (audio and/or video) profile.
EncoderProfiles.AudioProfile	Configuration for an audio encoder.
EncoderProfiles.VideoProfile	Configuration for a video encoder.
EncryptedPrivateKeyInfo	This class implements the `EncryptedPrivateKeyInfo` type as defined in PKCS #8.
EncryptedTopic	Encrypted form of `Topic`.
EndElementListener	Listens for the end of elements.
EndTextElementListener	Listens for the end of text elements.
Energy	Represents a unit of energy.
EnterpriseGlobalSearchSession	Provides a connection to all enterprise (work profile) AppSearch databases the querying application has been granted access to.
Entity	A representation of a item using ContentValues.
Entity	This interface represents a known entity, either parsed or unparsed, in an XML document.
Entity.NamedContentValues
EntityIterator	A specialization of `Iterator` that allows iterating over a collection of `Entity` objects.
EntityReference	`EntityReference` nodes may be used to represent an entity reference in the tree.
EntityResolver	Basic interface for resolving entities.
EntityResolver2	Extended interface for mapping external entity references to input sources, or providing a missing external subset.
Enum<E extends Enum<E>>	This is the common base class of all Java language enumeration classes.
EnumConstantNotPresentException	Thrown when an application tries to access an enum constant by name and the enum type contains no constant with the specified name.
Enumeration<E>	An object that implements the Enumeration interface generates a series of elements, one at a time.
EnumMap<K extends Enum<K>, V>	A specialized `Map` implementation for use with enum type keys.
EnumSet<E extends Enum<E>>	A specialized `Set` implementation for use with enum types.
Environment	Provides access to environment variables.
EnvironmentalReverb	A sound generated within a room travels in many directions.
EnvironmentalReverb.OnParameterChangeListener	The OnParameterChangeListener interface defines a method called by the EnvironmentalReverb when a parameter value has changed.
EnvironmentalReverb.Settings	The Settings class regroups all environmental reverb parameters.
EOFException	Signals that an end of file or end of stream has been reached unexpectedly during input.
EphemeralPublicKeyNotFoundException	Thrown if the ephemeral public key was not found in the session transcript passed to `IdentityCredential.getEntries(byte[], Map, byte[], byte[])`.
Equalizer	An Equalizer is used to alter the frequency response of a particular music source or of the main output mix.
Equalizer.OnParameterChangeListener	The OnParameterChangeListener interface defines a method called by the Equalizer when a parameter value has changed.
Equalizer.Settings	The Settings class regroups all equalizer parameters.
Era	An era of the time-line.
ErrnoException	A checked exception thrown when `Os` methods fail.
Error	An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
ErrorHandler	Basic interface for SAX error handlers.
ErrorListener	To provide customized error handling, implement this interface and use the `setErrorListener` method to register an instance of the implementation with the `Transformer`.
ErrorManager	ErrorManager objects can be attached to Handlers to process any error that occurs on a Handler during Logging.
ETC1	Methods for encoding and decoding ETC1 textures.
ETC1Util	Utility methods for using ETC1 compressed textures.
ETC1Util.ETC1Texture	A utility class encapsulating a compressed ETC1 texture.
EthernetNetworkSpecifier	A `NetworkSpecifier` used to identify ethernet interfaces.
EthiopicCalendar	Implement the Ethiopic calendar system.
EuiccInfo	Information about an eUICC chip/device.
EuiccManager	EuiccManager is the application interface to eUICCs, or eSIMs/embedded SIMs.
Event	Abstract class for metrics events.
EventInput	The input data for `IsolatedWorker.onEvent(android.adservices.ondevicepersonalization.EventInput, android.os.OutcomeReceiver)`.
EventListener	A tagging interface that all event listener interfaces must extend.
EventListenerProxy<T extends EventListener>	An abstract wrapper class for an `EventListener` class which associates a set of additional parameters with the listener.
EventLog	Access to the system diagnostic event record.
EventLog.Event	A previously logged event read from the logs.
EventLogRecord	Data to be logged in the EVENTS table.
EventLogRecord.Builder	A builder for `EventLogRecord`
EventLogTags	This class was deprecated in API level 9. This class is no longer functional. Use `EventLog` instead.
EventLogTags.Description
EventObject	The root class from which all event state objects shall be derived.
EventOutput	The result returned by `IsolatedWorker.onEvent(EventInput, android.os.OutcomeReceiver)`.
EventOutput.Builder	A builder for `EventOutput`
EventStats	Contains usage statistics for an event type for a specific time range.
EventUrlProvider	Generates event tracking URLs for a request.
Exception	The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
ExceptionInInitializerError	Signals that an unexpected exception has occurred in a static initializer.
Exchanger<V>	A synchronization point at which threads can pair and swap elements within pairs.
Executable	A shared superclass for the common functionality of `Method` and `Constructor`.
ExecuteAppFunctionRequest	A request to execute an app function.
ExecuteAppFunctionRequest.Builder	Builder for `ExecuteAppFunctionRequest`.
ExecuteAppFunctionResponse	The response to an app function execution.
ExecuteInIsolatedServiceRequest	The request of `OnDevicePersonalizationManager.executeInIsolatedService`.
ExecuteInIsolatedServiceRequest.Builder	A builder for `ExecuteInIsolatedServiceRequest`
ExecuteInIsolatedServiceRequest.OutputSpec	The set of spec to indicate output of `IsolatedService`.
ExecuteInIsolatedServiceResponse	The response of `OnDevicePersonalizationManager.executeInIsolatedService`.
ExecuteInput	The input data for `IsolatedWorker.onExecute(ExecuteInput, android.os.OutcomeReceiver)`.
ExecuteOutput	The result returned by `IsolatedWorker.onExecute(ExecuteInput, android.os.OutcomeReceiver)` in response to a call to `OnDevicePersonalizationManager#execute(ComponentName, PersistableBundle, java.util.concurrent.Executor, OutcomeReceiver)` from a client app.
ExecuteOutput.Builder	A builder for `ExecuteOutput`
ExecutionException	Exception thrown when attempting to retrieve the result of a task that aborted by throwing an exception.
Executor	An object that executes submitted `Runnable` tasks.
ExecutorCompletionService<V>	A `CompletionService` that uses a supplied `Executor` to execute tasks.
Executors	Factory and utility methods for `Executor`, `ExecutorService`, `ScheduledExecutorService`, `ThreadFactory`, and `Callable` classes defined in this package.
ExecutorService	An `Executor` that provides methods to manage termination and methods that can produce a `Future` for tracking progress of one or more asynchronous tasks.
ExemptionMechanism	This class provides the functionality of an exemption mechanism, examples of which are key recovery, key weakening, and key escrow.
ExemptionMechanismException	This is the generic ExemptionMechanism exception.
ExemptionMechanismSpi	This class defines the Service Provider Interface (SPI) for the `ExemptionMechanism` class.
ExerciseCompletionGoal	A goal which should be met to complete a `PlannedExerciseStep`.
ExerciseCompletionGoal.ActiveCaloriesBurnedGoal	An `ExerciseCompletionGoal` that requires a specified number of active calories to be burned.
ExerciseCompletionGoal.DistanceGoal	An `ExerciseCompletionGoal` that requires covering a specified distance.
ExerciseCompletionGoal.DistanceWithVariableRestGoal	An `ExerciseCompletionGoal` that requires covering a specified distance.
ExerciseCompletionGoal.DurationGoal	An `ExerciseCompletionGoal` that requires a specified duration to elapse.
ExerciseCompletionGoal.RepetitionsGoal	An `ExerciseCompletionGoal` that requires a specified number of repetitions to be completed.
ExerciseCompletionGoal.StepsGoal	An `ExerciseCompletionGoal` that requires completing a specified number of steps.
ExerciseCompletionGoal.TotalCaloriesBurnedGoal	An `ExerciseCompletionGoal` that requires a specified number of total calories to be burned.
ExerciseCompletionGoal.UnknownGoal	An `ExerciseCompletionGoal` that is unknown.
ExerciseCompletionGoal.UnspecifiedGoal	An `ExerciseCompletionGoal` that has no specific target metric.
ExerciseLap	Captures the time of a lap within exercise session.
ExerciseLap.Builder	Builder class for `ExerciseLap`
ExercisePerformanceGoal	A goal which should be aimed for during a `PlannedExerciseStep`.
ExercisePerformanceGoal.AmrapGoal	An `ExercisePerformanceGoal` that requires completing as many repetitions as possible.
ExercisePerformanceGoal.CadenceGoal	An `ExercisePerformanceGoal` that requires a target cadence range to be met during the associated `PlannedExerciseStep`.
ExercisePerformanceGoal.HeartRateGoal	An `ExercisePerformanceGoal` that requires a target heart rate range, in BPM, to be met during the associated `PlannedExerciseStep`.
ExercisePerformanceGoal.PowerGoal	An `ExercisePerformanceGoal` that requires a target power range to be met during the associated `PlannedExerciseStep`.
ExercisePerformanceGoal.RateOfPerceivedExertionGoal	An `ExercisePerformanceGoal` that requires a target RPE (rate of perceived exertion) to be met during the associated `PlannedExerciseStep`.
ExercisePerformanceGoal.SpeedGoal	An `ExercisePerformanceGoal` that requires a target speed range to be met during the associated `PlannedExerciseStep`.
ExercisePerformanceGoal.UnknownGoal	An `ExercisePerformanceGoal` that is unknown.
ExercisePerformanceGoal.WeightGoal	An `ExercisePerformanceGoal` that requires a target weight to be lifted during the associated `PlannedExerciseStep`.
ExerciseRoute	Route of the exercise session.
ExerciseRoute.Location	Point in the time and space.
ExerciseRoute.Location.Builder	Builder class for `Location`
ExerciseSegment	Represents particular exercise within exercise session (see `ExerciseSessionRecord`).
ExerciseSegment.Builder	Builder class for `ExerciseSegment`
ExerciseSegmentType	Identifier for exercise types, as returned by `ExerciseSegment.getSegmentType()`.
ExerciseSessionRecord	Captures exercise or a sequence of exercises.
ExerciseSessionRecord.Builder	Builder class for `ExerciseSessionRecord`
ExerciseSessionType	Identifier for exercise types, as returned by `ExerciseSessionRecord.getExerciseType()`.
ExifInterface	This is a class for reading and writing Exif tags in various image file formats.
ExpandableListActivity	This class was deprecated in API level 30. Use `RecyclerView` or use `ExpandableListView` directly
ExpandableListAdapter	An adapter that links a `ExpandableListView` with the underlying data.
ExpandableListView	A view that shows items in a vertically scrolling two-level list.
ExpandableListView.ExpandableListContextMenuInfo	Extra menu information specific to an `ExpandableListView` provided to the `View.OnCreateContextMenuListener.onCreateContextMenu(ContextMenu, View, ContextMenuInfo)` callback when a context menu is brought up for this AdapterView.
ExpandableListView.OnChildClickListener	Interface definition for a callback to be invoked when a child in this expandable list has been clicked.
ExpandableListView.OnGroupClickListener	Interface definition for a callback to be invoked when a group in this expandable list has been clicked.
ExpandableListView.OnGroupCollapseListener	Used for being notified when a group is collapsed
ExpandableListView.OnGroupExpandListener	Used for being notified when a group is expanded
ExplicitGcViolation	See #`StrictMode.ThreadPolicy.Builder.detectExplicitGc()`.
Explode	This transition tracks changes to the visibility of target views in the start and end scenes and moves views in or out from the edges of the scene.
ExtendedSSLSession	Extends the `SSLSession` interface to support additional session attributes.
Extension	This interface represents an X.509 extension.
ExtensionSessionConfiguration	A class that aggregates all supported arguments for `CameraExtensionSession` initialization.
Externalizable	Only the identity of the class of an Externalizable instance is written in the serialization stream and it is the responsibility of the class to save and restore the contents of its instances.
ExternalStorageStats	Shared/external storage statistics for a `UserHandle` on a single storage volume.
ExtractEditText	Specialization of `EditText` for showing and interacting with the extracted text in a full-screen input method.
ExtractedText	Information about text that has been extracted for use by an input method.
ExtractedTextRequest	Description of what an input method would like from an application when extract text from its input editor.

F

FabricatedOverlay	FabricatedOverlay describes the content of Fabricated Runtime Resource Overlay (FRRO) that is used to overlay the app's resources.
Face	Describes a face detected in an image.
Face.Builder	Builds a Face object.
FaceDetector	Identifies the faces of people in a `Bitmap` graphic object.
FaceDetector.Face	A Face contains all the information identifying the location of a face in a bitmap.
FactoryConfigurationError	Thrown when a problem with configuration with the Parser Factories exists.
FactoryResetProtectionPolicy	The factory reset protection policy determines which accounts can unlock a device that has gone through untrusted factory reset.
FactoryResetProtectionPolicy.Builder	Builder class for `FactoryResetProtectionPolicy` objects.
Fade	This transition tracks changes to the visibility of target views in the start and end scenes and fades views in or out when they become visible or non-visible.
FastNative	An ART runtime built-in optimization for `native` methods to speed up JNI transitions: Compared to normal `native` methods, `native` methods that are annotated with @`FastNative` use faster JNI transitions from managed code to the native code and back.
FeatureGroupInfo	A set of features that can be requested by an application.
FeatureInfo	Definition of a single optional hardware or software feature of an Android device.
FederatedComputeInput	The input data for `FederatedComputeScheduler.schedule`.
FederatedComputeInput.Builder	A builder for `FederatedComputeInput`
FederatedComputeScheduler	Handles scheduling federated compute jobs.
FederatedComputeScheduler.Params	The parameters related to job scheduling.
FederatedComputeScheduleRequest	The input for `FederatedComputeScheduler.schedule(FederatedComputeScheduleRequest, java.util.concurrent.Executor, android.os.OutcomeReceiver)`.
FederatedComputeScheduleResponse	The result returned by `FederatedComputeScheduler.schedule(FederatedComputeScheduleRequest, java.util.concurrent.Executor, android.os.OutcomeReceiver)` when successful.
FetchAndJoinCustomAudienceRequest	The request object wrapping the required and optional parameters needed to fetch a `CustomAudience`.
FetchAndJoinCustomAudienceRequest.Builder	Builder for `FetchAndJoinCustomAudienceRequest` objects.
FhirResource	A class to capture the FHIR resource data.
FhirResource.Builder	Builder class for `FhirResource`.
FhirVersion	Represents the FHIR version.
Field	This class is used to set all information of a field.
Field	A `Field` provides information about, and dynamic access to, a single field of a class or an interface.
Field.Builder	A builder for `Field`
FieldClassification	Represents a classified field from the detection service.
FieldClassification	Represents the field classification results for a given field.
FieldClassification.Match	Represents the score of a `UserData` entry for the field.
FieldPacker	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
FieldPosition	`FieldPosition` is a simple class used by `Format` and its subclasses to identify fields in formatted output.
File	An abstract representation of file and directory pathnames.
FileAlreadyExistsException	Checked exception thrown when an attempt is made to create a file or directory and a file of that name already exists.
FileAttribute<T>	An object that encapsulates the value of a file attribute that can be set atomically when creating a new file or directory by invoking the `createFile` or `createDirectory` methods.
FileAttributeView	An attribute view that is a read-only or updatable view of non-opaque values associated with a file in a filesystem.
FileBackupHelper	A helper class that can be used in conjunction with `BackupAgentHelper` to manage the backup of a set of files.
FileChannel	A channel for reading, writing, mapping, and manipulating a file.
FileChannel.MapMode	A typesafe enumeration for file-mapping modes.
FileDescriptor	Instances of the file descriptor class serve as an opaque handle to the underlying machine-specific structure representing an open file, an open socket, or another source or sink of bytes.
FileFilter	A filter for abstract pathnames.
FileHandler	Simple file logging `Handler`.
FileInfo	Describes a single file that is available over MBMS.
FileInputStream	A `FileInputStream` obtains input bytes from a file in a file system.
FileIntegrityManager	This class provides access to file integrity related operations.
FileLock	A token representing a lock on a region of a file.
FileLockInterruptionException	Checked exception received by a thread when another thread interrupts it while it is waiting to acquire a file lock.
FilenameFilter	Instances of classes that implement this interface are used to filter filenames.
FileNameMap	A simple interface which provides a mechanism to map between a file name and a MIME type string.
FileNotFoundException	Signals that an attempt to open the file denoted by a specified pathname has failed.
FileObserver	Monitors files (using inotify) to fire an event after files are accessed or changed by any process on the device (including this one).
FileOutputStream	A file output stream is an output stream for writing data to a `File` or to a `FileDescriptor`.
FileOwnerAttributeView	A file attribute view that supports reading or updating the owner of a file.
FilePermission	Legacy security code; do not use.
FileReader	Reads text from character files using a default buffer size.
Files	This class consists exclusively of static methods that operate on files, directories, or other types of files.
FileServiceInfo	Describes a file service available from the carrier from which files can be downloaded via cell-broadcast.
FileStore	Storage for files.
FileStoreAttributeView	An attribute view that is a read-only or updatable view of the attributes of a `FileStore`.
FileSystem	Provides an interface to a file system and is the factory for objects to access files and other objects in the file system.
FileSystemAlreadyExistsException	Runtime exception thrown when an attempt is made to create a file system that already exists.
FileSystemException	Thrown when a file system operation fails on one or two files.
FileSystemLoopException	Checked exception thrown when a file system loop, or cycle, is encountered.
FileSystemNotFoundException	Runtime exception thrown when a file system cannot be found.
FileSystemProvider	Service-provider class for file systems.
FileSystems	Factory methods for file systems.
FileTime	Represents the value of a file's time stamp attribute.
FileTypeDetector	A file type detector for probing a file to guess its file type.
FileUriExposedException	The exception that is thrown when an application exposes a `file://` `Uri` to another app.
FileUriExposedViolation
FileUtils	Utility methods useful for working with files.
FileUtils.ProgressListener	Listener that is called periodically as progress is made.
FileVisitOption	Defines the file tree traversal options.
FileVisitor<T>	A visitor of files.
FileVisitResult	The result type of a `FileVisitor`.
FileWriter	Writes text to character files using a default buffer size.
FillCallback	`FillCallback` handles autofill requests from the `AutofillService` into the `Activity` being autofilled.
FillContext	This class represents a context for each fill request made via `AutofillService.onFillRequest(android.service.autofill.FillRequest, android.os.CancellationSignal, android.service.autofill.FillCallback)`.
FillEventHistory	Describes what happened after the last `AutofillService.onFillRequest(FillRequest, android.os.CancellationSignal, FillCallback)` call.
FillEventHistory.Event	Description of an event that occurred after the latest call to `FillCallback.onSuccess(FillResponse)`.
FillRequest	This class represents a request to an autofill service to interpret the screen and provide information to the system which views are interesting for saving and what are the possible ways to fill the inputs on the screen if applicable.
FillResponse	Response for an `AutofillService.onFillRequest(android.service.autofill.FillRequest, android.os.CancellationSignal, android.service.autofill.FillCallback)`.
FillResponse.Builder	Builder for `FillResponse` objects.
Filter	A filter constrains data with a filtering pattern.
Filter	A Filter can be used to provide fine grain control over what is logged, beyond the control provided by log levels.
Filter.FilterListener	Listener used to receive a notification upon completion of a filtering operation.
Filter.FilterResults	Holds the results of a filtering operation.
Filterable	Defines a filterable behavior.
FilterInputStream	A `FilterInputStream` contains some other input stream, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
FilterOutputStream	This class is the superclass of all classes that filter output streams.
FilterQueryProvider	This class can be used by external clients of CursorAdapter and CursorTreeAdapter to define how the content of the adapter should be filtered.
FilterReader	Abstract class for reading filtered character streams.
FilterWriter	Abstract class for writing filtered character streams.
FingerprintGestureController	An `AccessibilityService` can capture gestures performed on a device's fingerprint sensor, as long as the device has a sensor capable of detecting gestures.
FingerprintGestureController.FingerprintGestureCallback	Class that is called back when fingerprint gestures are being used for accessibility.
FingerprintManager	This class was deprecated in API level 28. See `BiometricPrompt` which shows a system-provided dialog upon starting authentication. In a world where devices may have different types of biometric authentication, it's much more realistic to have a system-provided authentication dialog since the method may vary by vendor/device.
FingerprintManager.AuthenticationCallback	This class was deprecated in API level 28. See `BiometricPrompt.AuthenticationCallback`
FingerprintManager.AuthenticationResult	This class was deprecated in API level 28. See `BiometricPrompt.AuthenticationResult`
FingerprintManager.CryptoObject	This class was deprecated in API level 28. See `BiometricPrompt.CryptoObject`
FlakyTest	This @interface was deprecated in API level 24. Use FlakyTest instead. New tests should be written using the Android Testing Support Library.
Float	The `Float` class wraps a value of primitive type `float` in an object.
Float2	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Float3	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Float4	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
FloatAction	Action sent by a `RangeTemplate`, `ToggleRangeTemplate`.
FloatArrayEvaluator	This evaluator can be used to perform type interpolation between `float[]` values.
FloatBuffer	A float buffer.
FloatEvaluator	This evaluator can be used to perform type interpolation between `float` values.
FloatMath	This class was deprecated in API level 22. Use `Math` instead.
FloatProperty<T>	An implementation of `Property` to be used specifically with fields of type `float`.
FloorsClimbedRecord	Captures the number of floors climbed by the user between the start and end time.
FloorsClimbedRecord.Builder	Builder class for `FloorsClimbedRecord`
Flow	Interrelated interfaces and static methods for establishing flow-controlled components in which `Publishers` produce items consumed by one or more `Subscribers`, each managed by a `Subscription`.
Flow.Processor<T, R>	A component that acts as both a Subscriber and Publisher.
Flow.Publisher<T>	A producer of items (and related control messages) received by Subscribers.
Flow.Subscriber<T>	A receiver of messages.
Flow.Subscription	Message control linking a `Publisher` and `Subscriber`.
Flushable	A `Flushable` is a destination of data that can be flushed.
FocusFinder	The algorithm used for finding the next focusable view in a given direction from a view that currently has focus.
Font	A font class can be used for creating FontFamily.
Font.Builder	A builder class for creating new Font.
FontFamily	A font family class can be used for creating Typeface.
FontFamily.Builder	A builder class for creating new FontFamily.
FontRequest	This class was deprecated in API level 31. Use the `FontRequest`
FontScaleConverter	A converter for non-linear font scaling.
FontsContract	This class was deprecated in API level 31. Use the Jetpack Core Library `FontsContractCompat` for consistent behavior across all devices.
FontsContract.Columns	This class was deprecated in API level 31. Use the `FontsContractCompat.Columns` for consistent behavior across all devices.
FontsContract.FontFamilyResult	This class was deprecated in API level 31. Use the `FontsContractCompat.FontFamilyResult` for consistent behavior across all devices
FontsContract.FontInfo	This class was deprecated in API level 31. Use the `FontsContractCompat.FontInfo` for consistent behavior across all devices
FontsContract.FontRequestCallback	This class was deprecated in API level 31. Use the `FontsContractCompat.FontRequestCallback` for consistent behavior across all devices
FontStyle	A font style object.
FontVariationAxis	Class that holds information about single font variation axis.
ForegroundColorSpan	Changes the color of the text to which the span is attached.
ForegroundServiceStartNotAllowedException	Exception thrown when an app tries to start a foreground `Service` when it's not allowed to do so.
ForegroundServiceTypeException	Base exception thrown when an app tries to start a foreground `Service` without a valid type.
ForkJoinPool	An `ExecutorService` for running `ForkJoinTask`s.
ForkJoinPool.ForkJoinWorkerThreadFactory	Factory for creating new `ForkJoinWorkerThread`s.
ForkJoinPool.ManagedBlocker	Interface for extending managed parallelism for tasks running in `ForkJoinPool`s.
ForkJoinTask<V>	Abstract base class for tasks that run within a `ForkJoinPool`.
ForkJoinWorkerThread	A thread managed by a `ForkJoinPool`, which executes `ForkJoinTask`s.
Format	`Format` is an abstract base class for formatting locale-sensitive information such as dates, messages, and numbers.
Format.Field	Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `Format.formatToCharacterIterator` and as field identifiers in `FieldPosition`.
FormatException
FormatFlagsConversionMismatchException	Unchecked exception thrown when a conversion and flag are incompatible.
FormatStyle	Enumeration of the style of a localized date, time or date-time formatter.
Formattable	The `Formattable` interface must be implemented by any class that needs to perform custom formatting using the `'s'` conversion specifier of `Formatter`.
FormattableFlags	FormattableFlags are passed to the `Formattable.formatTo()` method and modify the output format for Formattables.
FormattedNumber	The result of a number formatting operation.
FormattedNumberRange	The result of a number range formatting operation.
FormattedValue	An abstract formatted value: a string with associated field attributes.
Formatter	Utility class to aid in formatting common values that are not covered by the `Formatter` class in `java.util`
Formatter	An interpreter for printf-style format strings.
Formatter	A Formatter provides support for formatting LogRecords.
Formatter.BigDecimalLayoutForm	Enum for `BigDecimal` formatting.
FormatterClosedException	Unchecked exception thrown when the formatter has been closed.
FormEditRecord	Record of a form filling operation that has been executed on a single form field in a PDF.
FormEditRecord.Builder	Builder for `FormEditRecord`
FormWidgetInfo	Information about a form widget of a PDF document.
FormWidgetInfo.Builder	Builder for `FormWidgetInfo`
FractionPrecision	A class that defines a rounding strategy based on a number of fraction places and optionally significant digits to be used when formatting numbers in NumberFormatter.
Fragment	This class was deprecated in API level 28. Use the Jetpack Fragment Library `Fragment` for consistent behavior across all devices and access to Lifecycle.
Fragment.InstantiationException	This class was deprecated in API level 28. Use `Fragment.InstantiationException`
Fragment.SavedState	This class was deprecated in API level 28. Use `Fragment.SavedState`
FragmentBreadCrumbs	This class was deprecated in API level 21. This widget is no longer supported.
FragmentBreadCrumbs.OnBreadCrumbClickListener	This interface was deprecated in API level 28. This widget is no longer supported.
FragmentContainer	This class was deprecated in API level 28. Use the Support Library `FragmentContainer`.
FragmentController	This class was deprecated in API level 28. Use the Support Library `FragmentController`
FragmentHostCallback<E>	This class was deprecated in API level 28. Use the Support Library `FragmentHostCallback`
FragmentManager	This class was deprecated in API level 28. Use the Support Library `FragmentManager` for consistent behavior across all devices and access to Lifecycle.
FragmentManager.BackStackEntry	This interface was deprecated in API level 28. Use the Support Library `FragmentManager.BackStackEntry`
FragmentManager.FragmentLifecycleCallbacks	This class was deprecated in API level 28. Use the Support Library `FragmentManager.FragmentLifecycleCallbacks`
FragmentManager.OnBackStackChangedListener	This interface was deprecated in API level 28. Use the Support Library `FragmentManager.OnBackStackChangedListener`
FragmentManagerNonConfig	This class was deprecated in API level 28. Use the Support Library `FragmentManagerNonConfig`
FragmentTransaction	This class was deprecated in API level 28. Use the Support Library `FragmentTransaction`
FrameLayout	FrameLayout is designed to block out an area on the screen to display a single item.
FrameLayout.LayoutParams	Per-child layout information for layouts that support margins.
FrameMetrics	Class containing timing data for various milestones in a frame lifecycle reported by the rendering subsystem.
FrameStats	This is the base class for frame statistics.
Freezable<T>	Provides a flexible mechanism for controlling access, without requiring that a class be immutable.
FreezePeriod	A class that represents one freeze period which repeats annually.
FrequencyCapFilters	A container for the ad filters that are based on frequency caps.
FrequencyCapFilters.Builder	Builder for creating `FrequencyCapFilters` objects.
FullBackupDataOutput	Provides the interface through which a `BackupAgent` writes entire files to a full backup data set, via its `BackupAgent.onFullBackup(FullBackupDataOutput)` method.
Function<T, R>	Represents a function that accepts one argument and produces a result.
FunctionalInterface	An informative annotation type used to indicate that an interface type declaration is intended to be a functional interface as defined by the Java Language Specification.
Future<V>	A `Future` represents the result of an asynchronous computation.
Future.State	Represents the computation state.
FutureTask<V>	A cancellable asynchronous computation.

G

Gainmap	Gainmap represents a mechanism for augmenting an SDR image to produce an HDR one with variable display adjustment capability.
Gallery	This class was deprecated in API level 16. This widget is no longer supported. Other horizontally scrolling widgets include `HorizontalScrollView` and `ViewPager` from the support library.
Gallery.LayoutParams	Gallery extends LayoutParams to provide a place to hold current Transformation information along with previous position/transformation info.
GameManager	The GameManager allows system apps to modify and query the game mode of apps.
GameState	State of the game passed to the GameManager.
GatewayInfo	Encapsulated gateway address information for outgoing call.
GatheringByteChannel	A channel that can write bytes from a sequence of buffers.
GCMParameterSpec	Specifies the set of parameters required by a `Cipher` using the Galois/Counter Mode (GCM) mode.
GeneralSecurityException	The `GeneralSecurityException` class is a generic security exception class that provides type safety for all the security-related exception classes that extend from it.
Generated
GenericArrayType	`GenericArrayType` represents an array type whose component type is either a parameterized type or a type variable.
GenericDeclaration	A common interface for all entities that declare type variables.
GenericDocument	Represents a document unit.
GenericDocument.Builder<BuilderType extends GenericDocument.Builder<BuilderType>>	The builder class for `GenericDocument`.
GenericSignatureFormatError	Thrown when a syntactically malformed signature attribute is encountered by a reflective method that needs to interpret the generic signature information for a type, method or constructor.
Geocoder	A class for handling geocoding and reverse geocoding.
Geocoder.GeocodeListener	A listener for asynchronous geocoding results.
GeolocationPermissions	This class is used to manage permissions for the WebView's Geolocation JavaScript API.
GeolocationPermissions.Callback	A callback interface used by the host application to set the Geolocation permission state for an origin.
GeomagneticField	Estimates magnetic field at a given point on Earth, and in particular, to compute the magnetic declination from true north.
Gesture	A gesture is a hand-drawn shape on a touch screen.
GestureDescription	Accessibility services with the `R.styleable.AccessibilityService_canPerformGestures` property can dispatch gestures.
GestureDescription.Builder	Builder for a `GestureDescription`
GestureDescription.StrokeDescription	Immutable description of stroke that can be part of a gesture.
GestureDetector	Detects various gestures and events using the supplied `MotionEvent`s.
GestureDetector.OnContextClickListener	The listener that is used to notify when a context click occurs.
GestureDetector.OnDoubleTapListener	The listener that is used to notify when a double-tap or a confirmed single-tap occur.
GestureDetector.OnGestureListener	The listener that is used to notify when gestures occur.
GestureDetector.SimpleOnGestureListener	A convenience class to extend when you only want to listen for a subset of all the gestures.
GestureLibraries
GestureLibrary
GestureOverlayView	A transparent overlay for gesture input that can be placed on top of other widgets or contain other widgets.
GestureOverlayView.OnGestureListener
GestureOverlayView.OnGesturePerformedListener
GestureOverlayView.OnGesturingListener
GesturePoint	A timed point of a gesture stroke.
GestureStore	GestureLibrary maintains gesture examples and makes predictions on a new gesture
GestureStroke	A gesture stroke started on a touch down and ended on a touch up.
GestureUtils	Utility functions for gesture processing & analysis, including methods for: feature extraction (e.g., samplers and those for calculating bounding boxes and gesture path lengths); geometric transformation (e.g., translation, rotation and scaling); gesture similarity comparison (e.g., calculating Euclidean or Cosine distances between two gestures).
GetAdSelectionDataOutcome	Represents ad selection data collected from device for ad selection.
GetAdSelectionDataRequest	Represents a request containing the information to get ad selection data.
GetAdSelectionDataRequest.Builder	Builder for `GetAdSelectionDataRequest` objects.
GetByDocumentIdRequest	Encapsulates a request to retrieve documents by namespace and IDs from the `AppSearchSession` database.
GetByDocumentIdRequest.Builder	Builder for `GetByDocumentIdRequest` objects.
GetChars	Please implement this interface if your CharSequence has a getChars() method like the one in String that is faster than calling charAt() multiple times.
GetCredentialException	Represents an error encountered during the `CredentialManager.getCredential(Context, GetCredentialRequest, CancellationSignal, Executor, OutcomeReceiver)` operation.
GetCredentialRequest	A request to retrieve the user credential, potentially launching UI flows to let the user pick from different credential sources.
GetCredentialRequest	Request for getting user's credential from a given credential provider.
GetCredentialRequest.Builder	A builder for `GetCredentialRequest`.
GetCredentialResponse	A response object that encapsulates the credential successfully retrieved from the user.
GetMedicalDataSourcesRequest	A create request for `HealthConnectManager.getMedicalDataSources`.
GetMedicalDataSourcesRequest.Builder	Builder class for `GetMedicalDataSourcesRequest`.
GetSchemaResponse	The response class of `AppSearchSession.getSchema`
GetSchemaResponse.Builder	Builder for `GetSchemaResponse` objects.
GetTopicsRequest	Get Topics Request.
GetTopicsRequest.Builder	Builder for `GetTopicsRequest` objects.
GetTopicsResponse	Represent the result from the getTopics API.
GetTopicsResponse.Builder	Builder for `GetTopicsResponse` objects.
GetValueRequest	Request parameters to retrieve the current value of a Settings Preference.
GetValueRequest.Builder	Builder to construct `GetValueRequest`.
GetValueResult	Result object given a corresponding `GetValueRequest`.
GetValueResult.Builder	Builder to construct `GetValueResult`.
GetWalletCardsCallback	Handles response from the `QuickAccessWalletService` for `GetWalletCardsRequest`
GetWalletCardsError	Error response for an `GetWalletCardsRequest`.
GetWalletCardsRequest	Represents a request to a `QuickAccessWalletService` for `walletCards`.
GetWalletCardsResponse	The response for an `GetWalletCardsRequest` contains a list of wallet cards and the index of the card that should initially be displayed in the 'selected' position.
GL
GL10
GL10Ext
GL11
GL11Ext
GL11ExtensionPack
GLDebugHelper	A helper class for debugging OpenGL ES applications.
GLES10
GLES10Ext
GLES11
GLES11Ext
GLES20	OpenGL ES 2.0
GLES30	OpenGL ES 3.0
GLES31	OpenGL ES 3.1
GLES31Ext
GLES31Ext.DebugProcKHR
GLES32	OpenGL ES 3.2
GLES32.DebugProc
GLException	An exception class for OpenGL errors.
GlobalSearchSession	Provides a connection to all AppSearch databases the querying application has been granted access to.
GLSurfaceView	An implementation of SurfaceView that uses the dedicated surface for displaying OpenGL rendering.
GLSurfaceView.EGLConfigChooser	An interface for choosing an EGLConfig configuration from a list of potential configurations.
GLSurfaceView.EGLContextFactory	An interface for customizing the eglCreateContext and eglDestroyContext calls.
GLSurfaceView.EGLWindowSurfaceFactory	An interface for customizing the eglCreateWindowSurface and eglDestroySurface calls.
GLSurfaceView.GLWrapper	An interface used to wrap a GL interface.
GLSurfaceView.Renderer	A generic renderer interface.
GLU	A set of GL utilities inspired by the OpenGL Utility Toolkit.
GLUtils	Utility class to help bridging OpenGL ES and Android APIs.
GnssAntennaInfo	A class that contains information about a GNSS antenna.
GnssAntennaInfo.Builder	Builder class for GnssAntennaInfo.
GnssAntennaInfo.Listener	Used for receiving GNSS antenna info from the GNSS engine.
GnssAntennaInfo.PhaseCenterOffset	Class containing information about the antenna phase center offset (PCO).
GnssAntennaInfo.SphericalCorrections	Represents corrections on a spherical mapping.
GnssAutomaticGainControl	A class that contains GNSS Automatic Gain Control (AGC) information.
GnssAutomaticGainControl.Builder	Builder for `GnssAutomaticGainControl`
GnssCapabilities	GNSS chipset capabilities.
GnssCapabilities.Builder	Builder for GnssCapabilities.
GnssClock	A class containing a GNSS clock timestamp.
GnssMeasurement	A class representing a GNSS satellite measurement, containing raw and computed information.
GnssMeasurementRequest	This class contains extra parameters to pass in a GNSS measurement request.
GnssMeasurementRequest.Builder	Builder for `GnssMeasurementRequest`
GnssMeasurementsEvent	A class implementing a container for data associated with a measurement event.
GnssMeasurementsEvent.Builder	Builder for `GnssMeasurementsEvent`
GnssMeasurementsEvent.Callback	Used for receiving GNSS satellite measurements from the GNSS engine.
GnssNavigationMessage	A class containing a GNSS satellite Navigation Message.
GnssNavigationMessage.Callback	Used for receiving GNSS satellite Navigation Messages from the GNSS engine.
GnssSignalType	This class represents a GNSS signal type.
GnssStatus	This class represents the current state of the GNSS engine and is used in conjunction with `GnssStatus.Callback`.
GnssStatus.Builder	Builder class to help create new GnssStatus instances.
GnssStatus.Callback	Used for receiving notifications when GNSS events happen.
GpsSatellite	This class was deprecated in API level 24. use `GnssStatus` and `GnssStatus.Callback`.
GpsStatus	This class was deprecated in API level 24. Use `GnssStatus` instead.
GpsStatus.Listener	This interface was deprecated in API level 24. Use `GnssStatus.Callback` instead.
GpsStatus.NmeaListener	This interface was deprecated in API level 24. use `OnNmeaMessageListener` instead.
GpuHeadroomParams	Headroom request params used by `SystemHealthManager.getGpuHeadroom(GpuHeadroomParams)`.
GpuHeadroomParams.Builder
GradientDrawable	A Drawable with a color gradient for buttons, backgrounds, etc.
GradientDrawable.Orientation	Controls how the gradient is oriented relative to the drawable's bounds
GrammaticalInflectionManager	This class allow applications to control granular grammatical inflection settings (such as per-app grammatical gender).
GraphemeClusterSegmentFinder	Implementation of `SegmentFinder` using grapheme clusters as the text segment.
Gravity	Standard constants and tools for placing an object within a potentially larger container.
GregorianCalendar	[icu enhancement] ICU's replacement for `GregorianCalendar`. Methods, fields, and other functionality specific to ICU are labeled '[icu]'.
GregorianCalendar	`GregorianCalendar` is a concrete subclass of `Calendar` and provides the standard calendar system used by most of the world.
GridLayout	A layout that places its children in a rectangular grid.
GridLayout.Alignment	Alignments specify where a view should be placed within a cell group and what size it should be.
GridLayout.LayoutParams	Layout information associated with each of the children of a GridLayout.
GridLayout.Spec	A Spec defines the horizontal or vertical characteristics of a group of cells.
GridLayoutAnimationController	A layout animation controller is used to animated a grid layout's children.
GridLayoutAnimationController.AnimationParameters	The set of parameters that has to be attached to each view contained in the view group animated by the grid layout animation controller.
GridView	A view that shows items in two-dimensional scrolling grid.
Group	This interface was deprecated in API level 33. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.Policy` and related classes since 1.2.
GroupCall	Class used to represent a single MBMS group call.
GroupCallCallback	A callback class for use when the application is in a group call.
GroupPrincipal	A `UserPrincipal` representing a group identity, used to determine access rights to objects in a file system.
GsmCellLocation	This class was deprecated in API level 31. use `CellIdentity`.
Guard	This interface represents a guard, which is an object that is used to protect access to another object.
GuardedObject	A GuardedObject is an object that is used to protect access to another object.
GZIPInputStream	This class implements a stream filter for reading compressed data in the GZIP file format.
GZIPOutputStream	This class implements a stream filter for writing compressed data in the GZIP file format.

H

Half	The `Half` class is a wrapper and a utility class to manipulate half-precision 16-bit IEEE 754 floating point data types (also called fp16 or binary16).
Handler	A Handler allows you to send and process `Message` and Runnable objects associated with a thread's `MessageQueue`.
Handler	A `Handler` object takes log messages from a `Logger` and exports them.
Handler.Callback	Callback interface you can use when instantiating a Handler to avoid having to implement your own subclass of Handler.
HandlerBase	This class was deprecated in API level 9. This class works with the deprecated `DocumentHandler` interface. It has been replaced by the SAX2 `DefaultHandler` class.
HandlerThread	A `Thread` that has a `Looper`.
HandshakeCompletedEvent	This event indicates that an SSL handshake completed on a given SSL connection.
HandshakeCompletedListener	This interface is implemented by any class which wants to receive notifications about the completion of an SSL protocol handshake on a given SSL connection.
HandwritingGesture	Base class for stylus handwriting gestures.
HapticFeedbackConstants	Constants to be used to perform haptic feedback effects via `View.performHapticFeedback(int)`
HapticGenerator	Haptic Generator(HG).
HardwareBuffer	HardwareBuffer wraps a native `AHardwareBuffer` object, which is a low-level object representing a memory buffer accessible by various hardware units.
HardwareBufferRenderer	Creates an instance of a hardware-accelerated renderer.
HardwareBufferRenderer.RenderRequest	Sets the parameters that can be used to control a render request for a `HardwareBufferRenderer`.
HardwareBufferRenderer.RenderResult	Class that contains data regarding the result of the render request.
HardwarePropertiesManager	The HardwarePropertiesManager class provides a mechanism of accessing hardware state of a device: CPU, GPU and battery temperatures, CPU usage per core, fan speed, etc.
HardwareRenderer	Creates an instance of a hardware-accelerated renderer.
HardwareRenderer.FrameRenderRequest	Sets the parameters that can be used to control a render request for a `HardwareRenderer`.
HashMap<K, V>	Hash table based implementation of the `Map` interface.
HashSet<E>	This class implements the `Set` interface, backed by a hash table (actually a `HashMap` instance).
Hashtable<K, V>	This class implements a hash table, which maps keys to values.
HdrConversionMode	Describes the HDR conversion mode for a device.
HeaderBlock	Unmodifiable container of headers or trailers.
HeaderViewListAdapter	ListAdapter used when a ListView has header views.
HealthConnectException	Class representing health connect exceptions.
HealthConnectManager	This class provides APIs to interact with the centralized HealthConnect storage maintained by the system.
HealthPermissions	Permissions for accessing the HealthConnect APIs.
HealthStats	A HealthStats object contains system health data about an application.
HeartRateRecord	Captures the user's heart rate.
HeartRateRecord.Builder	Builder class for `HeartRateRecord`
HeartRateRecord.HeartRateSample	A class to represent heart rate samples
HeartRateVariabilityRmssdRecord	Captures the user's heart rate variability RMSSD.
HeartRateVariabilityRmssdRecord.Builder	Builder class for `HeartRateVariabilityRmssdRecord`
HebrewCalendar	`HebrewCalendar` is a subclass of `Calendar` that that implements the traditional Hebrew calendar.
HeightRecord	Captures the user's height.
HeightRecord.Builder	Builder class for `HeightRecord`
HeterogeneousExpandableList	Additional methods that when implemented make an `ExpandableListAdapter` take advantage of the `Adapter` view type mechanism.
HexFormat	`HexFormat` converts between bytes and chars and hex-encoded strings which may include additional formatting markup such as prefixes, suffixes, and delimiters.
HideReturnsTransformationMethod	This transformation method causes any carriage return characters (\r) to be hidden by displaying them as zero-width non-breaking space characters (\ufeff).
Highlights	A class that represents of the highlight of the text.
Highlights.Builder	A builder for the Highlights.
HijrahChronology	The Hijrah calendar is a lunar calendar supporting Islamic calendars.
HijrahDate	A date in the Hijrah calendar system.
HijrahEra	An era in the Hijrah calendar system.
HomeSp	Class representing HomeSP subtree in PerProviderSubscription (PPS) Management Object (MO) tree.
HorizontalScrollView	Layout container for a view hierarchy that can be scrolled by the user, allowing it to be larger than the physical display.
HostApduService	HostApduService is a convenience `Service` class that can be extended to emulate an NFC card inside an Android service component.
HostNameResolver	This interface was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
HostnameVerifier	This class is the base interface for hostname verification.
HostNfcFService	HostNfcFService is a convenience `Service` class that can be extended to emulate an NFC-F card inside an Android service component.
HostUsiVersion	Provides information about the supported Universal Stylus Initiative (USI) version of the host device.
HpkeSpi	Service Provider Interface for HPKE client API classes to communicate with implementations of HPKE as described in RFC 9180.
Html	This class processes HTML strings into displayable styled text.
Html.ImageGetter	Retrieves images for HTML <img> tags.
Html.TagHandler	Is notified when HTML tags are encountered that the parser does not know how to interpret.
HttpAuthHandler	Represents a request for HTTP authentication.
HttpConnectionParams	This class was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
HttpCookie	An HttpCookie object represents an HTTP cookie, which carries state information between server and user agent.
HttpEngine	An engine to process `UrlRequest`s, which uses the best HTTP stack available on the current platform.
HttpEngine.Builder	A builder for `HttpEngine`s, which allows runtime configuration of `HttpEngine`.
HttpException	Base exception passed to `UrlRequest.Callback.onFailed()`.
HttpParams	This interface was deprecated in API level 22. Please use `URL.openConnection()` instead. Please visit this webpage for further details.
HttpResponseCache	Caches HTTP and HTTPS responses to the filesystem so they may be reused, saving time and bandwidth.
HttpRetryException	Thrown to indicate that a HTTP request needs to be retried but cannot be retried automatically, due to streaming mode being enabled.
HttpsURLConnection	`HttpsURLConnection` extends `HttpURLConnection` with support for https-specific features.
HttpURLConnection	A URLConnection with support for HTTP-specific features.
HydrationRecord	Captures the amount of liquids user had in a single drink.
HydrationRecord.Builder	Builder class for `HydrationRecord`

I

IBinder	Base interface for a remotable object, the core part of a lightweight remote procedure call mechanism designed for high performance when performing in-process and cross-process calls.
IBinder.DeathRecipient	Interface for receiving a callback when the process hosting an IBinder has gone away.
IBinder.FrozenStateChangeCallback	A callback interface for receiving frozen state change events.
IccOpenLogicalChannelResponse	Response to the `TelephonyManager.iccOpenLogicalChannel` command.
Icon	An umbrella container for several serializable graphics representations, including Bitmaps, compressed bitmap images (e.g. JPG or PNG), and drawable resources (including vectors).
Icon.OnDrawableLoadedListener	Implement this interface to receive a callback when `loadDrawableAsync` is finished and your Drawable is ready.
IconMarginSpan	Paragraph affecting span, that draws a bitmap at the beginning of a text.
ICUUncheckedIOException	Unchecked version of `IOException`.
Identity	This class was deprecated in API level 3. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.KeyStore`, the `java.security.cert` package, and `java.security.Principal`.
IdentityChangedListener	Base class for Aware identity/cluster changes callbacks.
IdentityCredential	Class used to read data from a previously provisioned credential.
IdentityCredentialException	Base class for all Identity Credential exceptions.
IdentityCredentialStore	An interface to a secure store for user identity documents.
IdentityHashMap<K, V>	This class implements the `Map` interface with a hash table, using reference-equality in place of object-equality when comparing keys (and values).
IdentityScope	This class was deprecated in API level 3. This class is deprecated and subject to removal in a future version of Java SE. It has been replaced by `java.security.KeyStore`, the `java.security.cert` package, and `java.security.Principal`.
IDN	Provides methods to convert internationalized domain names (IDNs) between a normal Unicode representation and an ASCII Compatible Encoding (ACE) representation.
IDNA	Abstract base class for IDNA processing.
IDNA.Error	IDNA error bit set values.
IDNA.Info	Output container for IDNA processing errors.
IInterface	Base class for Binder interfaces.
IkeDerAsn1DnIdentification	This class represents an IKE entity ID based on a DER encoded ASN.1 X.500 Distinguished Name.
IkeException	IkeException represents a generic exception that includes internal and protocol exceptions.
IkeFqdnIdentification	IkeFqdnIdentification represents an IKE entity identification based on a fully-qualified domain name (FQDN).
IkeIdentification	IkeIdentification is abstract base class that represents the common information for all types of IKE entity identification.
IkeInternalException	IkeInternalException encapsulates all local implementation or resource related exceptions.
IkeIOException	Wrapper for I/O exceptions encountered during IKE operations.
IkeIpv4AddrIdentification	IkeIpv4AddrIdentification represents an IKE entity identification based on IPv4 address.
IkeIpv6AddrIdentification	IkeIpv6AddrIdentification represents an IKE entity identification based on IPv6 address.
IkeKeyIdIdentification	IkeKeyIdIdentification represents an IKE entity identification based on a Key ID.
IkeNetworkLostException	IkeNetworkLostException is returned to the caller via `IkeSessionCallback.onError(android.net.ipsec.ike.exceptions.IkeException)` if the underlying Network for the `IkeSession` was lost with no alternatives.
IkeNonProtocolException	IkeNonProtocolException encapsulates all implementation-specific non-protocol IKE errors.
IkeProtocolException	IkeProtocolException is an abstract class that represents the common information for all IKE protocol errors.
IkeRfc822AddrIdentification	IkeRfc822AddrIdentification represents an IKE entity identification based on a fully-qualified RFC 822 email address ID (e.g. ike@android.com).
IkeSaProposal	IkeSaProposal represents a proposed configuration to negotiate an IKE SA.
IkeSaProposal.Builder	This class is used to incrementally construct a IkeSaProposal.
IkeSession	This class represents an IKE Session management object that allows for keying and management of `IpSecTransform`s.
IkeSessionCallback	Callback interface for receiving state changes of an `IkeSession`.
IkeSessionConfiguration	IkeSessionConfiguration represents the negotiated configuration for a `IkeSession`.
IkeSessionConfiguration.Builder	This class can be used to incrementally construct a `IkeSessionConfiguration`.
IkeSessionConnectionInfo	IkeSessionConnectionInfo represents the connection information of an `IkeSession`.
IkeSessionParams	IkeSessionParams contains all user provided configurations for negotiating an `IkeSession`.
IkeSessionParams.Builder	This class can be used to incrementally construct a `IkeSessionParams`.
IkeSessionParams.IkeAuthConfig	This class contains common information of an IKEv2 authentication configuration.
IkeSessionParams.IkeAuthDigitalSignLocalConfig	This class represents the configuration to support IKEv2 public-key-signature-based authentication of the local side.
IkeSessionParams.IkeAuthDigitalSignRemoteConfig	This class represents the configuration to support IKEv2 public-key-signature-based authentication of the remote side.
IkeSessionParams.IkeAuthEapConfig	This class represents the configuration to support EAP authentication of the local side.
IkeSessionParams.IkeAuthPskConfig	This class represents the configuration to support IKEv2 pre-shared-key-based authentication of local or remote side.
IkeTimeoutException	This exception is thrown when there is an IKE retransmission timeout.
IkeTrafficSelector	IkeTrafficSelector represents a Traffic Selector of a Child Session.
IkeTunnelConnectionParams	IkeTunnelConnectionParams contains IKEv2 configurations to establish an IKE/IPsec tunnel.
Ikev2VpnProfile	The Ikev2VpnProfile is a configuration for the platform setup of IKEv2/IPsec VPNs.
Ikev2VpnProfile.Builder	A incremental builder for IKEv2 VPN profiles
IllegalAccessError	Thrown if an application attempts to access or modify a field, or to call a method that it does not have access to.
IllegalAccessException	An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
IllegalArgumentException	Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IllegalBlockingModeException	Unchecked exception thrown when a blocking-mode-specific operation is invoked upon a channel in the incorrect blocking mode.
IllegalBlockSizeException	This exception is thrown when the length of data provided to a block cipher is incorrect, i.e., does not match the block size of the cipher.
IllegalChannelGroupException	Unchecked exception thrown when an attempt is made to open a channel in a group that was not created by the same provider.
IllegalCharsetNameException	Unchecked exception thrown when a string that is not a legal charset name is used as such.
IllegalFormatCodePointException	Unchecked exception thrown when a character with an invalid Unicode code point as defined by `Character.isValidCodePoint` is passed to the `Formatter`.
IllegalFormatConversionException	Unchecked exception thrown when the argument corresponding to the format specifier is of an incompatible type.
IllegalFormatException	Unchecked exception thrown when a format string contains an illegal syntax or a format specifier that is incompatible with the given arguments.
IllegalFormatFlagsException	Unchecked exception thrown when an illegal combination flags is given.
IllegalFormatPrecisionException	Unchecked exception thrown when the precision is a negative value other than `-1`, the conversion does not support a precision, or the value is otherwise unsupported.
IllegalFormatWidthException	Unchecked exception thrown when the format width is a negative value other than `-1` or is otherwise unsupported.
IllegalMonitorStateException	Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor.
IllegalSelectorException	Unchecked exception thrown when an attempt is made to register a channel with a selector that was not created by the provider that created the channel.
IllegalStateException	Signals that a method has been invoked at an illegal or inappropriate time.
IllegalThreadStateException	Thrown to indicate that a thread is not in an appropriate state for the requested operation.
IllformedLocaleException	Thrown by methods in `ULocale` and `ULocale.Builder` to indicate that an argument is not a well-formed BCP 47 tag.
IllformedLocaleException	Thrown by methods in `Locale` and `Locale.Builder` to indicate that an argument is not a well-formed BCP 47 tag.
Image	A single complete image buffer to use with a media source such as a `MediaCodec` or a `CameraDevice`.
Image.Plane	A single color plane of image data.
ImageButton	Displays a button with an image (instead of text) that can be pressed or clicked by the user.
ImageDecoder	A class for converting encoded images (like `PNG`, `JPEG`, `WEBP`, `GIF`, or `HEIF`) into `Drawable` or `Bitmap` objects.
ImageDecoder.DecodeException	Information about an interrupted decode.
ImageDecoder.ImageInfo	Information about an encoded image.
ImageDecoder.OnHeaderDecodedListener	Interface for changing the default settings of a decode.
ImageDecoder.OnPartialImageListener	Interface for inspecting a `DecodeException` and potentially preventing it from being thrown.
ImageDecoder.Source	Source of encoded image data.
ImageFormat
ImageReader	The ImageReader class allows direct application access to image data rendered into a `Surface` Several Android media API classes accept Surface objects as targets to render to, including `MediaPlayer`, `MediaCodec`, `CameraDevice`, `ImageWriter` and `RenderScript Allocations`.
ImageReader.Builder	Builder class for `ImageReader` objects.
ImageReader.OnImageAvailableListener	Callback interface for being notified that a new image is available.
ImageSpan	Span that replaces the text it's attached to with a `Drawable` that can be aligned with the bottom or with the baseline of the surrounding text.
ImageSwitcher	`ViewSwitcher` that switches between two ImageViews when a new image is set on it.
ImageTransformation	Replaces the content of a child `ImageView` of a `presentation template` with the first image that matches a regular expression (regex).
ImageTransformation.Builder	Builder for `ImageTransformation` objects.
ImageView	Displays image resources, for example `Bitmap` or `Drawable` resources.
ImageView.ScaleType	Options for scaling the bounds of an image to the bounds of this view.
ImageWriter	The ImageWriter class allows an application to produce Image data into a `Surface`, and have it be consumed by another component like `CameraDevice`.
ImageWriter.Builder	Builder class for `ImageWriter` objects.
ImageWriter.OnImageReleasedListener	ImageWriter callback interface, used to to asynchronously notify the application of various ImageWriter events.
ImplicitDirectBootViolation	Subclass of `Violation` that is used when a process implicitly relies on automatic Direct Boot filtering.
ImsException	This class defines an IMS-related exception that has been thrown while interacting with a device or carrier provided ImsService implementation.
ImsManager	Provides access to information about Telephony IMS services on the device.
ImsMmTelManager	A manager for the MmTel (Multimedia Telephony) feature of an IMS network, given an associated subscription.
ImsMmTelManager.CapabilityCallback	Receives IMS capability status updates from the ImsService.
ImsRcsManager	Manager for interfacing with the framework RCS services, including the User Capability Exchange (UCE) service, as well as managing user settings.
ImsReasonInfo	Provides details on why an IMS call failed.
ImsRegistrationAttributes	Contains the attributes associated with the current IMS registration.
ImsRegistrationImplBase	Controls IMS registration for this ImsService and notifies the framework when the IMS registration for this ImsService has changed status.
ImsStateCallback	A callback class used for monitoring changes in IMS service connection states for a specific subscription.
InCallService	This service is implemented by an app that wishes to provide functionality for managing phone calls.
InCallService.VideoCall	Used to issue commands to the `Connection.VideoProvider` associated with a `Call`.
InCallService.VideoCall.Callback	The `InCallService` extends this class to provide a means of receiving callbacks from the `Connection.VideoProvider`.
IncompatibleClassChangeError	Thrown when an incompatible class change has occurred to some class definition.
IncompleteAnnotationException	Thrown to indicate that a program has attempted to access an element of an annotation interface that was added to the annotation interface definition after the annotation was compiled (or serialized).
IncorrectContextUseViolation	Incorrect usage of `Context`, such as obtaining a UI service from non-UI `Context` instance.
IndexedPropertyChangeEvent	An "IndexedPropertyChange" event gets delivered whenever a component that conforms to the JavaBeans™ specification (a "bean") changes a bound indexed property.
IndexOutOfBoundsException	Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
IndianCalendar	`IndianCalendar` is a subclass of `GregorianCalendar` that numbers years since the birth of the Buddha.
Inet4Address	This class represents an Internet Protocol version 4 (IPv4) address.
Inet6Address	This class represents an Internet Protocol version 6 (IPv6) address.
InetAddress	This class represents an Internet Protocol (IP) address.
InetAddresses	Utility methods for `InetAddress` implementations.
InetSocketAddress	This class implements an IP Socket Address (IP address + port number) It can also be a pair (hostname + port number), in which case an attempt will be made to resolve the hostname.
InferenceInput	Contains all the information needed for a run of model inference.
InferenceInput.Builder	A builder for `InferenceInput`
InferenceInput.Params
InferenceInput.Params.Builder	A builder for `Params`
InferenceOutput	The result returned by `ModelManager.run`.
InferenceOutput.Builder	A builder for `InferenceOutput`
InflateException	This exception is thrown by an inflater on error conditions.
Inflater	This class provides support for general purpose decompression using the popular ZLIB compression library.
InflaterInputStream	This class implements a stream filter for uncompressing data in the "deflate" compression format.
InflaterOutputStream	Implements an output stream filter for uncompressing data stored in the "deflate" compression format.
InheritableThreadLocal<T>	This class extends `ThreadLocal` to provide inheritance of values from parent thread to child thread: when a child thread is created, the child receives initial values for all inheritable thread-local variables for which the parent has values.
Inherited	Indicates that an annotation interface is automatically inherited.
InlineContentView	This class represents a view that holds opaque content from another app that you can inline in your UI.
InlineContentView.SurfaceControlCallback	Callback for observing the lifecycle of the surface control that manipulates the backing secure embedded UI surface.
InlineExecutionProhibitedException	Thrown when an executor runs a submitted runnable inline in `Executor.execute(Runnable)` and `UrlRequest.Builder.setDirectExecutorAllowed(boolean)` was not called.
InlinePresentation	Wrapper class holding a `Slice` and an `InlinePresentationSpec` for rendering UI for an Inline Suggestion.
InlinePresentationSpec	This class represents the presentation specification by which an inline suggestion should abide when constructing its UI.
InlinePresentationSpec.Builder	A builder for `InlinePresentationSpec`
InlineSuggestion	This class represents an inline suggestion which is made by one app and can be embedded into the UI of another.
InlineSuggestionInfo	This class represents the description of an inline suggestion.
InlineSuggestionsRequest	This class represents an inline suggestion request made by one app to get suggestions from the other source.
InlineSuggestionsRequest.Builder	A builder for `InlineSuggestionsRequest`
InlineSuggestionsResponse	This class represents an inline suggestion response.
InMemoryDexClassLoader	A `ClassLoader` implementation that loads classes from a buffer containing a DEX file.
InputBinding	Information given to an `InputMethod` about a client connecting to it.
InputConfiguration	Immutable class to store an input configuration that is used to create a reprocessable capture session.
InputConnection	The InputConnection interface is the communication channel from an `InputMethod` back to the application that is receiving its input.
InputConnectionWrapper	Wrapper class for proxying calls to another InputConnection.
InputContentInfo	A container object with which input methods can send content files to the target application.
InputDevice	Describes the capabilities of a particular input device.
InputDevice.MotionRange	Provides information about the range of values for a particular `MotionEvent` axis.
InputDevice.ViewBehavior	Provides information on how views processing `MotionEvent`s generated by this input device should respond to the events.
InputEvent	Common base class for input events.
InputFilter	InputFilters can be attached to `Editable`s to constrain the changes that can be made to them.
InputFilter.AllCaps	This filter will capitalize all the lowercase and titlecase letters that are added through edits.
InputFilter.LengthFilter	This filter will constrain edits not to make the length of the text greater than the specified length.
InputManager	Provides information about input devices and available key layouts.
InputManager.InputDeviceListener	Listens for changes in input devices.
InputMethod	This class provides input method APIs.
InputMethod	The InputMethod interface represents an input method which can generate key events and text, such as digital, email addresses, CJK characters, other language characters, and etc., while handling various input events, and send the text back to the application that requests text input.
InputMethod.AccessibilityInputConnection	This class provides the allowed list of `InputConnection` APIs for accessibility services.
InputMethod.SessionCallback
InputMethodInfo	This class is used to specify meta information of an input method.
InputMethodManager	Central system API to the overall input method framework (IMF) architecture, which arbitrates interaction between applications and the current input method.
InputMethodService	InputMethodService provides a standard implementation of an InputMethod, which final implementations can derive from and customize.
InputMethodService.InputMethodImpl	Concrete implementation of `AbstractInputMethodService.AbstractInputMethodImpl` that provides all of the standard behavior for an input method.
InputMethodService.InputMethodSessionImpl	Concrete implementation of `AbstractInputMethodService.AbstractInputMethodSessionImpl` that provides all of the standard behavior for an input method session.
InputMethodService.Insets	Information about where interesting parts of the input method UI appear.
InputMethodSession	The InputMethodSession interface provides the per-client functionality of `InputMethod` that is safe to expose to applications.
InputMethodSession.EventCallback
InputMethodSubtype	This class is used to specify meta information of a subtype contained in an input method editor (IME).
InputMethodSubtype.InputMethodSubtypeBuilder	InputMethodSubtypeBuilder is a builder class of InputMethodSubtype.
InputMismatchException	Thrown by a `Scanner` to indicate that the token retrieved does not match the pattern for the expected type, or that the token is out of range for the expected type.
InputQueue	An input queue provides a mechanism for an application to receive incoming input events.
InputQueue.Callback	Interface to receive notification of when an InputQueue is associated and dissociated with a thread.
InputSource	A single input source for an XML entity.
InputStream	This abstract class is the superclass of all classes representing an input stream of bytes.
InputStreamReader	An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified `charset`.
InputTransferToken	A token that can be used to request focus on or to transfer touch gesture to a `SurfaceControlViewHost` or `SurfaceControl` that has an input channel.
InputType	Bit definitions for an integer defining the basic content type of text held in an `Editable` object.
InsertGesture	A sub-class of `HandwritingGesture` for inserting text at the defined insertion point.
InsertGesture.Builder	Builder for `InsertGesture`.
InsertModeGesture	A sub-class of `HandwritingGesture` for starting an insert mode which inserts a space in the editor to let users hand write freely at the designated insertion point.
InsertModeGesture.Builder	Builder for `InsertModeGesture`.
InsertRecordsResponse	Response for `HealthConnectManager.insertRecords`.
InsetDrawable	A Drawable that insets another Drawable by a specified distance or fraction of the content bounds.
Insets	An Insets instance holds four integer offsets which describe changes to the four edges of a Rectangle.
InspectionCompanion<T>	An interface for companion objects used to inspect views.
InspectionCompanion.UninitializedPropertyMapException	Thrown by `InspectionCompanion.readProperties(java.lang.Object, android.view.inspector.PropertyReader)` if called before `InspectionCompanion.mapProperties(android.view.inspector.PropertyMapper)`.
InspectionCompanionProvider	An interface for services that can provide inspection companions for a class.
InstallSourceInfo	Information about how an app was installed.
InstanceCountViolation
Instant	An instantaneous point on the time-line.
InstantiationError	Thrown when an application tries to use the Java `new` construct to instantiate an abstract class or an interface.
InstantiationException	Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated.
InstantRecord	A record that contains a measurement recorded as an instance .
InstantSource	Provides access to the current instant.
Instrumentation	Base class for implementing application instrumentation code.
Instrumentation.ActivityMonitor	Information about a particular kind of Intent that is being monitored.
Instrumentation.ActivityResult	Description of a Activity execution result to return to the original activity.
InstrumentationInfo	Information you can retrieve about a particular piece of test instrumentation.
InstrumentationTestCase	This class was deprecated in API level 24. Use InstrumentationRegistry instead. New tests should be written using the AndroidX Test Library.
InstrumentationTestRunner	This class was deprecated in API level 24. Use AndroidJUnitRunner instead. New tests should be written using the Android Testing Support Library.
InstrumentationTestSuite	This class was deprecated in API level 24. Use InstrumentationRegistry instead. New tests should be written using the Android Testing Support Library.
Int2	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Int3	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Int4	This class was deprecated in API level 31. Renderscript has been deprecated in API level 31. Please refer to the migration guide for the proposed alternatives.
Int64Ref	A signed 64bit integer reference suitable for passing to lower-level system calls.
IntArrayEvaluator	This evaluator can be used to perform type interpolation between `int[]` values.
IntBinaryOperator	Represents an operation upon two `int`-valued operands and producing an `int`-valued result.
IntBuffer	An int buffer.
IntConsumer	Represents an operation that accepts a single `int`-valued argument and returns no result.
Integer	The `Integer` class wraps a value of the primitive type `int` in an object.
IntegerWidth	A class that defines the strategy for padding and truncating integers before the decimal separator.
Intent	An intent is an abstract description of an operation to be performed.
Intent.FilterComparison	Wrapper class holding an Intent and implementing comparisons on it for the purpose of filtering.
Intent.ShortcutIconResource	Represents a shortcut/live folder icon resource.
IntentFilter	Structured description of Intent values to be matched.
IntentFilter.AuthorityEntry	This is an entry for a single authority in the Iterator returned by `IntentFilter.authoritiesIterator()`.
IntentFilter.MalformedMimeTypeException	This exception is thrown when a given MIME type does not have a valid syntax.
IntentReceiverLeakedViolation
IntentSender	A description of an Intent and target action to perform with it.
IntentSender.OnFinished	Callback interface for discovering when a send operation has completed.
IntentSender.SendIntentException	Exception thrown when trying to send through a PendingIntent that has been canceled or is otherwise no longer able to execute the request.
IntentService	This class was deprecated in API level 30. IntentService is subject to all the background execution limits imposed with Android 8.0 (API level 26). Consider using `WorkManager` instead.
InterfaceAddress	This class represents a Network Interface address.
IntermenstrualBleedingRecord	Captures the user's inter-menstrual bleeding.
IntermenstrualBleedingRecord.Builder	Builder class for `IntermenstrualBleedingRecord`
InternalError	Thrown to indicate some unexpected internal error has occurred in the Java Virtual Machine.
Interpolator
Interpolator	An interpolator defines the rate of change of an animation.
Interpolator.Result
InterruptedByTimeoutException	Checked exception received by a thread when a timeout elapses before an asynchronous operation completes.
InterruptedException	Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.
InterruptedIOException	Signals that an I/O operation has been interrupted.
InterruptibleChannel	A channel that can be asynchronously closed and interrupted.
IntervalRecord	A record that contains a measurement with a time interval.
IntEvaluator	This evaluator can be used to perform type interpolation between `int` values.
IntFlagMapping	Maps the values of an `int` property to sets of string for properties that encode flags.
IntFunction<R>	Represents a function that accepts an int-valued argument and produces a result.
IntPredicate	Represents a predicate (boolean-valued function) of one `int`-valued argument.
IntProperty<T>	An implementation of `Property` to be used specifically with fields of type `int`.
IntStream	A sequence of primitive int-valued elements supporting sequential and parallel aggregate operations.
IntStream.Builder	A mutable builder for an `IntStream`.
IntStream.IntMapMultiConsumer	Represents an operation that accepts an `int`-valued argument and an IntConsumer, and returns no result.
IntSummaryStatistics	A state object for collecting statistics such as count, min, max, sum, and average.
IntSupplier	Represents a supplier of `int`-valued results.
IntToDoubleFunction	Represents a function that accepts an int-valued argument and produces a double-valued result.
IntToLongFunction	Represents a function that accepts an int-valued argument and produces a long-valued result.
IntUnaryOperator	Represents an operation on a single `int`-valued operand that produces an `int`-valued result.
InvalidAlgorithmParameterException	This is the exception for invalid or inappropriate algorithm parameters.
InvalidClassException	Thrown when the Serialization runtime detects one of the following problems with a Class.
InvalidForegroundServiceTypeException	Exception thrown when an app tries to start a foreground `Service` with an invalid type.
InvalidKeException	This exception is thrown when the remote server expected a different Diffie-Hellman group.
InvalidKeyException	This is the exception for invalid Keys (invalid encoding, wrong length, uninitialized, etc).
InvalidKeySpecException	This is the exception for invalid key specifications.
InvalidMajorVersionException	This exception is thrown when major version of an inbound message is higher than 2.
InvalidMarkException	Unchecked exception thrown when an attempt is made to reset a buffer when its mark is not defined.
InvalidObjectException	Indicates that one or more deserialized objects failed validation tests.
InvalidParameterException	This exception, designed for use by the JCA/JCE engine classes, is thrown when an invalid parameter is passed to a method.
InvalidParameterSpecException	This is the exception for invalid parameter specifications.
InvalidPathException	Unchecked exception thrown when path string cannot be converted into a `Path` because the path string contains invalid characters, or the path string is invalid for other file system specific reasons.
InvalidPreferencesFormatException	Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of preferences, as per the `Preferences` specification.
InvalidPropertiesFormatException	Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of properties, as per the `Properties` specification.
InvalidReaderSignatureException	Thrown if the reader signature is invalid, or it doesn't contain a certificate chain, or if the signature failed to validate.
InvalidRequestMessageException	Thrown if message with the request doesn't satisfy the requirements documented in `IdentityCredential.getEntries(byte[], Map, byte[], byte[])`.
InvalidSelectorsException	This exception is thrown if the remote server received an IPsec packet with mismatched selectors.
InvocationHandler	`InvocationHandler` is the interface implemented by the invocation handler of a proxy instance.
InvocationTargetException	InvocationTargetException is a checked exception that wraps an exception thrown by an invoked method or constructor.
IOError	Thrown when a serious I/O error has occurred.
IOException	Signals that an I/O exception of some sort has occurred.
IpConfiguration	A class representing the IP configuration of a network.
IpConfiguration.Builder	Builder used to construct `IpConfiguration` objects.
IpPrefix	This class represents an IP prefix, i.e., a contiguous block of IP addresses aligned on a power of two boundary (also known as an "IP subnet").
IpSecAlgorithm	This class represents a single algorithm that can be used by an `IpSecTransform`.
IpSecManager	This class contains methods for managing IPsec sessions.
IpSecManager.ResourceUnavailableException	Thrown to indicate that an IPsec resource is unavailable.
IpSecManager.SecurityParameterIndex	This class represents a reserved SPI.
IpSecManager.SpiUnavailableException	Thrown to indicate that a requested SPI is in use.
IpSecManager.UdpEncapsulationSocket	This class provides access to a UDP encapsulation Socket.
IpSecTransform	This class represents a transform, which roughly corresponds to an IPsec Security Association.
IpSecTransform.Builder	This class is used to build `IpSecTransform` objects.
IpSecTransformState	This class represents a snapshot of the state of an IpSecTransform This class provides the current state of an IpSecTransform, enabling link metric analysis by the caller.
IpSecTransformState.Builder	Builder class for testing purposes Except for testing, IPsec callers normally do not instantiate `IpSecTransformState` themselves but instead get a reference via `IpSecTransformState`
IslamicCalendar	`IslamicCalendar` is a subclass of `Calendar` that that implements the Islamic civil and religious calendars.
IslamicCalendar.CalculationType	enumeration of available calendar calculation types
IsoChronology	The ISO calendar system.
IsoDep	Provides access to ISO-DEP (ISO 14443-4) properties and I/O operations on a `Tag`.
IsoEra	An era in the ISO calendar system.
IsoFields	Fields and units specific to the ISO-8601 calendar system, including quarter-of-year and week-based-year.
IsolatedContext	This class was deprecated in API level 24. New tests should be written using the Android Testing Support Library.
IsolatedService	Base class for services that are started by ODP on a call to `OnDevicePersonalizationManager#execute(ComponentName, PersistableBundle, java.util.concurrent.Executor, OutcomeReceiver)` and run in an isolated process.
IsolatedServiceException	A class that an `IsolatedService` can use to signal a failure in handling a request and return an error to be logged and aggregated.
IsolatedWorker	Interface with methods that need to be implemented to handle requests from the OnDevicePersonalization service to an `IsolatedService`.
Iterable<T>	Implementing this interface allows an object to be the target of the enhanced `for` statement (sometimes called the "for-each loop" statement).
Iterator<E>	An iterator over a collection.
IvParameterSpec	This class specifies an initialization vector (IV).

J

JapaneseCalendar	`JapaneseCalendar` is a subclass of `GregorianCalendar` that numbers years and eras based on the reigns of the Japanese emperors.
JapaneseChronology	The Japanese Imperial calendar system.
JapaneseDate	A date in the Japanese Imperial calendar system.
JapaneseEra	An era in the Japanese Imperial calendar system.
JarEntry	This class is used to represent a JAR file entry.
JarException	Signals that an error of some sort has occurred while reading from or writing to a JAR file.
JarFile	The `JarFile` class is used to read the contents of a jar file from any file that can be opened with `java.io.RandomAccessFile`.
JarInputStream	The `JarInputStream` class is used to read the contents of a JAR file from any input stream.
JarOutputStream	The `JarOutputStream` class is used to write the contents of a JAR file to any output stream.
JarURLConnection	A URL Connection to a Java ARchive (JAR) file or an entry in a JAR file.
JavascriptInterface	Annotation that allows exposing methods to JavaScript.
JetPlayer	JetPlayer provides access to JET content playback and control.
JetPlayer.OnJetEventListener	Handles the notification when the JET engine generates an event.
JobInfo	Container of data passed to the `JobScheduler` fully encapsulating the parameters required to schedule work against the calling application.
JobInfo.Builder	Builder class for constructing `JobInfo` objects.
JobInfo.TriggerContentUri	Information about a content URI modification that a job would like to trigger on.
JobParameters	Contains the parameters used to configure/identify your job.
JobScheduler	This is an API for scheduling various types of jobs against the framework that will be executed in your application's own process.
JobService	Entry point for the callback from the `JobScheduler`.
JobServiceEngine	Helper for implementing a `Service` that interacts with `JobScheduler`.
JobWorkItem	A unit of work that can be enqueued for a job using `JobScheduler.enqueue`.
JobWorkItem.Builder	Builder class for constructing `JobWorkItem` objects.
JoinCustomAudienceRequest	The request object to join a custom audience.
JoinCustomAudienceRequest.Builder	Builder for `JoinCustomAudienceRequest` objects.
JoinOrSplitGesture	A subclass of `HandwritingGesture` for deleting or inserting whitespace in text.
JoinOrSplitGesture.Builder	Builder for `JoinOrSplitGesture`.
JoinSpec	This class represents the specifications for the joining operation in search.
JoinSpec.Builder	Builder for `objects`.
JSONArray	A dense indexed sequence of values.
JSONException	Thrown to indicate a problem with the JSON API.
JSONObject	A modifiable set of name/value mappings.
JsonReader	Reads a JSON (RFC 4627) encoded value as a stream of tokens.
JSONStringer	Implements `JSONObject.toString` and `JSONArray.toString`.
JsonToken	A structure, name or value type in a JSON-encoded string.
JSONTokener	Parses a JSON (RFC 4627) encoded string into the corresponding object.
JsonWriter	Writes a JSON (RFC 4627) encoded value to a stream, one token at a time.
JsPromptResult	Public class for handling JavaScript prompt requests.
JsResult	An instance of this class is passed as a parameter in various `WebChromeClient` action notifications.
JulianFields	A set of date fields that provide access to Julian Days.

K

Key	The Key interface is the top-level interface for all keys.
KeyAgreement	This class provides the functionality of a key agreement (or key exchange) protocol.
KeyAgreementSpi	This class defines the Service Provider Interface (SPI) for the `KeyAgreement` class.
Keyboard	This class was deprecated in API level 29. This class is deprecated because this is just a convenient UI widget class that application developers can re-implement on top of existing public APIs. If you have already depended on this class, consider copying the implementation from AOSP into your project or re-implementing a similar widget by yourselves
Keyboard.Key	Class for describing the position and characteristics of a single key in the keyboard.
Keyboard.Row	Container for keys in the keyboard.
KeyboardShortcutGroup	A group of `KeyboardShortcutInfo`.
KeyboardShortcutInfo	Information about a Keyboard Shortcut.
KeyboardView	This class was deprecated in API level 29. This class is deprecated because this is just a convenient UI widget class that application developers can re-implement on top of existing public APIs. If you have already depended on this class, consider copying the implementation from AOSP into your project or re-implementing a similar widget by yourselves
KeyboardView.OnKeyboardActionListener	Listener for virtual keyboard events.
KeyChain	The `KeyChain` class provides access to private keys and their corresponding certificate chains in credential storage.
KeyChainAliasCallback	The KeyChainAliasCallback is the callback for `KeyChain.choosePrivateKeyAlias(Activity, KeyChainAliasCallback, String, Principal, Uri, String)`.
KeyChainException	Thrown on problems accessing the `KeyChain`.
KeyCharacterMap	Describes the keys provided by a keyboard device and their associated labels.
KeyCharacterMap.KeyData	This class was deprecated in API level 11. instead use `KeyCharacterMap.getDisplayLabel(int)`, `KeyCharacterMap.getNumber(int)` and `KeyCharacterMap.get(int, int)`.
KeyCharacterMap.UnavailableException	Thrown by `KeyCharacterMap.load` when a key character map could not be loaded.
KeyedFrequencyCap	A frequency cap for a specific ad counter key.
KeyedFrequencyCap.Builder	Builder for creating `KeyedFrequencyCap` objects.
KeyEvent	Object used to report key and button events.
KeyEvent.Callback

Class Index

A

B

Bidi algorithm for ICU

C

D

E

F

G

H

I

J

K