Android APIs (Class Index - Android SDK)（一）
這些是Android API（API level: 19）類
| 類名 | 描述 |
|---|---|
| A | |
| AbortableHttpRequest | Interface representing an HTTP request that can be aborted by shuttng down the underlying HTTP connection. |
| 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 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 | |
| AbsSavedState | A Parcelable implementation that should be used by inheritance hierarchies to ensure the state of all classes along the chain is saved. |
| AbsSeekBar | |
| AbsSpinner | An abstract base class for spinner widgets. |
| AbstractAccountAuthenticator | Abstract base class for creating AccountAuthenticators. |
| AbstractAuthenticationHandler | |
| AbstractClientConnAdapter | Abstract adapter from operated to managed client connections. |
| AbstractCollection | Class AbstractCollection is an abstract implementation of the Collection interface. |
| AbstractConnPool | An abstract connection pool. |
| AbstractCookieAttributeHandler | |
| AbstractCookieSpec | Abstract cookie specification which can delegate the job of parsing, validation or matching cookie attributes to a number of arbitrary CookieAttributeHandlers. |
| 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. |
| AbstractHttpClient | Convenience base class for HTTP client implementations. |
| AbstractHttpClientConnection | Abstract client-side HTTP connection capable of transmitting and receiving data using arbitrary SessionInputBuffer and SessionOutputBuffer |
| AbstractHttpEntity | Abstract base class for entities. |
| AbstractHttpMessage | Basic implementation of an HTTP message that can be modified. |
| AbstractHttpParams | Abstract base class for parameter collections. |
| AbstractHttpServerConnection | Abstract server-side HTTP connection capable of transmitting and receiving data using arbitrary SessionInputBuffer and SessionOutputBuffer |
| 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 | AbstractInterruptibleChannel is the root class for interruptible channels. |
| AbstractList | AbstractList is an abstract implementation of the List interface, optimized for a backing store which supports random access. |
| AbstractMap<K, V> | A base class for Map implementations. |
| AbstractMap.SimpleEntry<K, V> | A key-value mapping with mutable values. |
| AbstractMap.SimpleImmutableEntry<K, V> | An immutable key-value mapping. |
| AbstractMessageParser | Message parser base class. |
| AbstractMessageWriter | |
| AbstractMethodError | Thrown by the VM when an abstract method is called. |
| AbstractOwnableSynchronizer | A synchronizer that may be exclusively owned by a thread. |
| AbstractPooledConnAdapter | Abstract adapter from pool entries to managed client connections. |
| AbstractPoolEntry | A pool entry for use by connection manager implementations. |
| AbstractPreferences | This abstract class is a partial implementation of the abstract class Preferences, which can be used to simplify Preferences provider’s implementation. |
| AbstractQueue | 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 | AbstractSelectableChannel is the base implementation class for selectable channels. |
| AbstractSelectionKey | AbstractSelectionKey is the base implementation class for selection keys. |
| AbstractSelector | AbstractSelector is the base implementation class for selectors. |
| AbstractSequentialList | AbstractSequentialList is an abstract implementation of the List interface. |
| AbstractSessionInputBuffer | Abstract base class for session input buffers that stream data from a InputStream. |
| AbstractSessionOutputBuffer | Abstract base class for session output buffers that stream data to an OutputStream. |
| AbstractSet | An AbstractSet is an abstract implementation of the Set interface. |
| AbstractThreadedSyncAdapter | An abstract implementation of a SyncAdapter that spawns a thread to invoke a sync operation. |
| AbstractVerifier | Abstract base class for all standard X509HostnameVerifier implementations. |
| AbstractWindowedCursor | A base class for Cursors that store their data in CursorWindows. |
| 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. |
| AccessControlContext | Legacy security code; do not use. |
| AccessControlException | AccessControlException is thrown if the access control infrastructure denies protected access due to missing permissions. |
| AccessController | Legacy security code; do not use. |
| AccessibilityDelegateCompat | Helper for accessing View.AccessibilityDelegate introduced after API level 4 in a backwards compatible fashion. |
| AccessibilityEvent | This class represents accessibility events that are sent by the system when something notable happens in the user interface. |
| AccessibilityEventCompat | Helper for accessing features in AccessibilityEvent introduced after API level 4 in a backwards compatible fashion. |
| AccessibilityEventSource | This interface is implemented by classes source of AccessibilityEvents. |
| AccessibilityManager | System level service that serves as an event dispatch for AccessibilityEvents, and provides facilities for querying the accessibility state of the system. |
| AccessibilityManager.AccessibilityStateChangeListener | Listener for the system accessibility state. |
| AccessibilityManager.TouchExplorationStateChangeListener | Listener for the system touch exploration state. |
| AccessibilityManagerCompat | Helper for accessing features in AccessibilityManager introduced after API level 4 in a backwards compatible fashion. |
| AccessibilityManagerCompat.AccessibilityStateChangeListenerCompat | Listener for the accessibility state. |
| AccessibilityNodeInfo | This class represents a node of the window content as well as actions that can be requested from its source. |
| AccessibilityNodeInfo.CollectionInfo | Class with information if a node is a collection. |
| AccessibilityNodeInfo.CollectionItemInfo | Class with information if a node is a collection item. |
| AccessibilityNodeInfo.RangeInfo | Class with information if a node is a range. |
| AccessibilityNodeInfoCompat | Helper for accessing AccessibilityNodeInfo introduced after API level 4 in a backwards compatible fashion. |
| 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. |
| AccessibilityNodeProviderCompat | Helper for accessing AccessibilityNodeProvider introduced after API level 4 in a backwards compatible fashion. |
| AccessibilityRecord | Represents a record in an AccessibilityEvent and contains information about state change of its source View. |
| AccessibilityRecordCompat | Helper for accessing AccessibilityRecord introduced after API level 4 in a backwards compatible fashion. |
| AccessibilityService | An accessibility service runs in the background and receives callbacks by the system when AccessibilityEvents are fired. |
| AccessibilityServiceInfo | This class describes an AccessibilityService. |
| AccessibilityServiceInfoCompat | Helper for accessing features in AccessibilityService introduced after API level 4 in a backwards compatible fashion. |
| AccessibleObject | AccessibleObject is the superclass of all member reflection classes (Field, Constructor, Method). |
| Account | Value type that represents an Account in the AccountManager. |
| AccountAuthenticatorActivity | Base class for implementing an Activity that is used to help implement an AbstractAccountAuthenticator. |
| 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 | |
| AccountManagerFuture | A AccountManagerFuture represents the result of an asynchronous AccountManager call. |
| AccountsException | |
| Acl | The Access Control List (ACL) interface definition. |
| AclEntry | The Access Control List Entry interface definition. |
| AclNotFoundException | The exception, that is thrown when a reference to a non-existent Access Control List (ACL) is made. |
| AcousticEchoCanceler | Acoustic Echo Canceler (AEC). |
| ActionBar | A window feature at the top of the activity that may display the activity title, navigation modes, and other interactive items. |
| ActionBar | A window feature at the top of the activity that may display the activity title, navigation modes, and other interactive items. |
| ActionBar.LayoutParams | Per-child layout information associated with action bar custom views. |
| 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.OnMenuVisibilityListener | Listener for receiving events when ActionBar items are shown or hidden. |
| ActionBar.OnNavigationListener | Listener interface for ActionBar navigation events. |
| ActionBar.OnNavigationListener | Listener for receiving ActionBar navigation events. |
| ActionBar.Tab | A tab in the action bar. |
| ActionBar.Tab | A tab in the action bar that manages the hiding and showing of Fragments. |
| ActionBar.TabListener | Callback interface invoked when a tab is focused, unfocused, added, or removed. |
| ActionBar.TabListener | Callback interface invoked when an ActionBar.Tab is focused, unfocused, added, or removed. |
| ActionBarActivity | Base class for activities that use the support library action bar features. |
| ActionBarDrawerToggle | This class provides a handy way to tie together the functionality of DrawerLayout and the framework ActionBar to implement the recommended design for navigation drawers. |
| ActionBarDrawerToggle.Delegate | |
| ActionBarDrawerToggle.DelegateProvider | Allows an implementing Activity to return an ActionBarDrawerToggle.Delegate to use with ActionBarDrawerToggle. |
| ActionBarImplJB | |
| ActionMode | Represents a contextual mode of the user interface. |
| ActionMode | Represents a contextual mode of the user interface. |
| ActionMode.Callback | Callback interface for action modes. |
| ActionMode.Callback | Callback interface for action modes. |
| ActionProvider | This class is a mediator for accomplishing a given task, for example sharing a file. |
| ActionProvider | An ActionProvider defines rich menu interaction in a single component. |
| ActionProvider.VisibilityListener | Listens to changes in visibility as reported by refreshVisibility(). |
| ActionProvider.VisibilityListener | Listens to changes in visibility as reported by refreshVisibility(). |
| Activity | An activity is a single, focused thing that the user can do. |
| ActivityCompat | Helper for accessing features in Activity introduced after API level 4 in a backwards compatible fashion. |
| 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. |
| ActivityInfoCompat | Helper for accessing features in ActivityInfo introduced after API level 4 in a backwards compatible fashion. |
| ActivityInstrumentationTestCase | 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 | This class provides functional testing of a single activity. |
| ActivityManager | Interact with the overall activities running in the system. |
| ActivityManager.MemoryInfo | Information you can retrieve about the available memory through getMemoryInfo(ActivityManager.MemoryInfo). |
| 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. |
| ActivityNotFoundException | This exception is thrown when a call to startActivity(Intent) 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. |
| ActivityOptionsCompat | Helper for accessing features in ActivityOptions introduced in API level 16 in a backwards compatible fashion. |
| ActivityTestCase | This is common code used to support Activity test cases. |
| ActivityUnitTestCase | This class provides isolated testing of a single activity. |
| Adapter | An Adapter object acts as a bridge between an AdapterView and the underlying data for that view. |
| AdapterView | An AdapterView is a view whose children are determined by an Adapter. |
| AdapterView.AdapterContextMenuInfo | Extra menu information provided to the 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. |
| Address | A class representing an Address, i.e, a set of Strings describing a location. |
| Adler32 | The Adler-32 class is used to compute the Adler32 checksum from a set of data. |
| Advanceable | This interface can be implemented by any collection-type view which has a notion of progressing through its set of children. |
| AEADBadTagException | Thrown by a Cipher that is using an Authenticated Encryption with Additional Data (AEAD) mode such as Galois/Counter Mode (GCM) and the tag failed verification. |
| 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. |
| AlertDialog | A subclass of Dialog that can display one, two or three buttons. |
| AlertDialog.Builder | |
| AlgorithmParameterGenerator | AlgorithmParameterGenerator is an engine class which is capable of generating parameters for the algorithm it was initialized with. |
| AlgorithmParameterGeneratorSpi | AlgorithmParameterGeneratorSpi is the Service Provider Interface (SPI) definition for AlgorithmParameterGenerator. |
| AlgorithmParameters | AlgorithmParameters is an engine class which provides algorithm parameters. |
| AlgorithmParameterSpec | The marker interface for algorithm parameter specifications. |
| AlgorithmParametersSpi | AlgorithmParametersSpi is the Service Provider Interface (SPI) definition for AlgorithmParameters. |
| AliasActivity | Stub activity that launches another activity (and then finishes itself) based on information in its component’s manifest meta-data. |
| AlignmentSpan | |
| AlignmentSpan.Standard | |
| AllClientPNames | Collected parameter names for the HttpClient module. |
| Allocation | This class provides the primary method through which data is passed to and from RenderScript kernels. |
| Allocation | This class provides the primary method through which data is passed to and from RenderScript kernels. |
| Allocation.MipmapControl | Controls mipmap behavior when using the bitmap creation and update functions. |
| 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 USAGE_IO_INPUT. |
| AllocationAdapter | Only intended for use by generated reflected code. |
| AllowAllHostnameVerifier | The ALLOW_ALL HostnameVerifier essentially turns hostname verification off. |
| AllPermission | Legacy security code; do not use. |
| AlphaAnimation | An animation that controls the alpha level of an object. |
| AlphabetIndexer | A helper class for adapters that implement the SectionIndexer interface. |
| AlreadyConnectedException | An AlreadyConnectedException is thrown when an attempt is made to connect a SocketChannel that is already connected. |
| AlteredCharSequence | An AlteredCharSequence is a CharSequence that is largely mirrored from another CharSequence, except that a specified range of characters are mirrored from a different char array instead. |
| AnalogClock | This widget display an analogic clock with two hands for hours and minutes. |
| AndroidCharacter | AndroidCharacter exposes some character properties that are not easily accessed from java.lang.Character. |
| AndroidException | Base class for all checked exceptions thrown by the Android frameworks. |
| AndroidHttpClient | Implementation of the Apache DefaultHttpClient that is configured with reasonable default settings and registered schemes for Android. |
| AndroidRuntimeException | Base class for all unchecked exceptions thrown by the Android frameworks. |
| AndroidTestCase | Extend this if you need to access Resources or other things that depend on Activity Context. |
| AndroidTestRunner | |
| Animatable | Interface that drawables suporting animations should implement. |
| 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 | This interface provides reflective access to annotation information. |
| 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 | Defines the interface implemented by all annotations. |
| Annotation | Wrapper for a text attribute value which represents an annotation. |
| AnnotationFormatError | Indicates that an annotation in the binary representation of a class is syntactically incorrect and the annotation parser is unable to process it. |
| AnnotationTypeMismatchException | Indicates that an annotation type has changed since it 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. |
| Appendable | Declares methods to append characters or character sequences. |
| Application | Base class for those who need to maintain global application state. |
| Application.ActivityLifecycleCallbacks | |
| Application.OnProvideAssistDataListener | Callback interface for use with registerOnProvideAssistDataListener(Application.OnProvideAssistDataListener) and unregisterOnProvideAssistDataListener(Application.OnProvideAssistDataListener). |
| 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. |
| ApplicationInfo | Information you can retrieve about a particular application. |
| ApplicationInfo.DisplayNameComparator | |
| ApplicationTestCase | This test case provides a framework in which you can test Application classes in a controlled environment. |
| AppOpsManager | API for interacting with “application operation” tracking. |
| AppOpsManager.OnOpChangedListener | Callback for notification of changes to operation state. |
| 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. |
| 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 the an invalid arithmetic operation is attempted. |
| Array | Provides static methods to create and access arrays dynamically. |
| Array | A Java representation of the SQL ARRAY type. |
| ArrayAdapter | A concrete BaseAdapter that is backed by an array of arbitrary objects. |
| ArrayBlockingQueue | A bounded blocking queue backed by an array. |
| ArrayDeque | Resizable-array implementation of the Deque interface. |
| ArrayIndexOutOfBoundsException | Thrown when the an array is indexed with a value less than zero, or greater than or equal to the size of the array. |
| ArrayList | ArrayList is an implementation of List, backed by an array. |
| ArrayMap<K, V> | ArrayMap is a generic key->value mapping data structure that is designed to be more memory efficient than a traditional HashMap, this implementation is a version of the platform’s ArrayMap that can be used on older versions of the platform. |
| 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 | Arrays contains static methods which operate on arrays. |
| ArrayStoreException | Thrown when a program attempts to store an element of an incompatible type in an array. |
| ArrowKeyMovementMethod | A movement method that provides cursor movement and selection. |
| Assert | A set of assert methods. |
| AssertionError | Thrown when an assertion has failed. |
| AssertionFailedError | This class was deprecated in API level 16. use junit.framework.AssertionFailedError |
| AssertionFailedError | Thrown when an assertion failed. |
| 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 ParcelFileDescritor.close() for you when the stream is closed. |
| AssetFileDescriptor.AutoCloseOutputStream | An OutputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescritor.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 | |
| AsynchronousCloseException | An AsynchronousCloseException is thrown when the underlying channel for an I/O operation is closed by another thread. |
| 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> | AsyncTask enables proper and easy use of the UI thread. |
| AsyncTask.Status | Indicates the current status of the task. |
| AsyncTaskLoader | Abstract Loader that provides an AsyncTask to do the work. |
| AsyncTaskLoader | Static library support version of the framework’s AsyncTaskLoader. |
| AtomicBoolean | A boolean value that may be updated atomically. |
| AtomicFile | Static library support version of the framework’s AtomicFile, a helper class for performing atomic operations on a file by creating a backup file until a write has successfully completed. |
| AtomicFile | Helper class for performing atomic operations on a file by creating a backup file until a 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 | 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 | A reflection-based utility that enables atomic updates to designated volatile long fields of designated classes. |
| AtomicMarkableReference | An AtomicMarkableReference maintains an object reference along with a mark bit, that can be updated atomically. |
| AtomicReference | An object reference that may be updated atomically. |
| AtomicReferenceArray | 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 | An AtomicStampedReference maintains an object reference along with an integer “stamp”, that can be updated atomically. |
| Attr | The Attr interface represents an attribute in an Element object. |
| AttributedCharacterIterator | Extends the CharacterIterator interface, adding support for iterating over attributes and not only characters. |
| AttributedCharacterIterator.Attribute | Defines keys for text attributes. |
| AttributedString | Holds a string with attributes describing the characters of this string. |
| AttributeList | This interface was deprecated in API level 1. This interface has been replaced by the SAX2 Attributes interface, which includes Namespace support. |
| AttributeListImpl | This class was deprecated in API level 1. 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 is used to store values for manifest entries. |
| Attributes | Interface for a list of XML attributes. |
| Attributes.Name | The name part of the name/value pairs constituting an attribute as defined by the specification of the JAR manifest. |
| 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. |
| AudioCodec | This class defines a collection of audio codecs to be used with AudioStreams. |
| 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 a the 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 a the enabled state of the effect engine was changed by the controlling application. |
| AudioFormat | The AudioFormat class is used to access a number of audio format and channel configuration constants. |
| AudioGroup | An AudioGroup is an audio hub for the speaker, the microphone, and AudioStreams. |
| AudioManager | AudioManager provides access to volume and ringer mode control. |
| AudioManager.OnAudioFocusChangeListener | Interface definition for a callback to be invoked when the audio focus of the system is updated. |
| AudioRecord | The AudioRecord class manages the audio resources for Java applications to record audio from the audio input hardware of the platform. |
| AudioRecord.OnRecordPositionUpdateListener | Interface definition for a callback to be invoked when an AudioRecord has reached a notification marker set by setNotificationMarkerPosition(int) or for periodic updates on the progress of the record head, as set by setPositionNotificationPeriod(int). |
| AudioStream | An AudioStream is a RtpStream which carrys audio payloads over Real-time Transport Protocol (RTP). |
| AudioTimestamp | Structure that groups a position in frame units relative to an assumed audio stream, together with the estimated time when that frame was presented or is committed to be presented. |
| AudioTrack | The AudioTrack class manages and plays a single audio resource for Java applications. |
| 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. |
| AUTH | Constants and static helpers related to the HTTP authentication. |
| AuthenticationException | Signals a failure in authentication process |
| AuthenticationHandler | |
| Authenticator | An implementation of this class is able to obtain authentication information for a connection in several ways. |
| Authenticator.RequestorType | Enumeration class for the origin of the authentication request. |
| AuthenticatorDescription | A Parcelable value type that contains information about an account authenticator. |
| AuthenticatorException | |
| AuthParamBean | |
| AuthParams | This class implements an adaptor around the HttpParams interface to simplify manipulation of the HTTP authentication specific parameters. |
| AuthPermission | Legacy security code; do not use. |
| AuthPNames | Parameter names for HttpAuth. |
| AuthPolicy | |
| AuthProvider | Legacy security code; do not use. |
| AuthScheme | This interface represents an abstract challenge-response oriented authentication scheme. |
| AuthSchemeBase | Abstract authentication scheme class that serves as a basis for all authentication schemes supported by HttpClient. |
| AuthSchemeFactory | |
| AuthSchemeRegistry | Authentication scheme registry that can be used to obtain the corresponding authentication scheme implementation for a given type of authorization challenge. |
| AuthScope | The class represents an authentication scope consisting of a host name, a port number, a realm name and an authentication scheme name which Credentials apply to. |
| AuthState | This class provides detailed information about the state of the authentication process. |
| AutoCloseable | Defines an interface for classes that can (or need to) be closed once they are not used any longer. |
| 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. |
| AutomaticGainControl | Automatic Gain Control (AGC). |
| AutoScrollHelper | AutoScrollHelper is a utility class for adding automatic edge-triggered scrolling to Views. |
| 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. |
| AvoidXfermode | AvoidXfermode xfermode will draw the src everywhere except on top of the opColor or, depending on the Mode, draw only on top of the opColor. |
| AvoidXfermode.Mode | |
| B | |
| BackgroundColorSpan | |
| BackingStoreException | An exception to indicate that an error was encountered while accessing 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 | The exception that is thrown when a padding mechanism is expected for the input data, but the input data does not have the proper padding bytes. |
| BadParcelableException | The object you are calling has died, because its hosting process no longer exists. |
| Base64 | Utilities for encoding and decoding the Base64 representation of binary data. |
| 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. |
| 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. |
| BaseKeyListener | Abstract base class for key listeners. |
| BaseMovementMethod | Base classes for movement methods. |
| BaseObj | BaseObj is the base class for all RenderScript objects owned by a RS context. |
| BaseObj | BaseObj is the base class for all RenderScript objects owned by a RS context. |
| BaseTestRunner | Base class for all test runners. |
| BasicClientCookie | HTTP “magic-cookie” represents a piece of state information that the HTTP agent and the target server can exchange to maintain a session. |
| BasicClientCookie2 | HTTP “magic-cookie” represents a piece of state information that the HTTP agent and the target server can exchange to maintain a session as specified by RFC2965. |
| BasicCommentHandler | |
| BasicCookieStore | Default implementation of CookieStore |
| BasicCredentialsProvider | Default implementation of CredentialsProvider |
| BasicDomainHandler | |
| BasicEofSensorWatcher | Basic implementation of EofSensorWatcher. |
| BasicExpiresHandler | |
| BasicHeader | Represents an HTTP header field. |
| BasicHeaderElement | One element of an HTTP header’s value. |
| BasicHeaderElementIterator | Basic implementation of a HeaderElementIterator. |
| BasicHeaderIterator | Basic implementation of a HeaderIterator. |
| BasicHeaderValueFormatter | Basic implementation for formatting header value elements. |
| BasicHeaderValueParser | Basic implementation for parsing header values into elements. |
| BasicHttpContext | Default implementation of the HttpContext. |
| BasicHttpEntity | A generic streamed entity being received on a connection. |
| BasicHttpEntityEnclosingRequest | Basic implementation of a request with an entity that can be modified. |
| BasicHttpParams | This class represents a collection of HTTP protocol parameters. |
| BasicHttpProcessor | Keeps lists of interceptors for processing requests and responses. |
| BasicHttpRequest | Basic implementation of an HTTP request that can be modified. |
| BasicHttpResponse | Basic implementation of an HTTP response that can be modified. |
| BasicLineFormatter | Interface for formatting elements of the HEAD section of an HTTP message. |
| BasicLineParser | Basic parser for lines in the head section of an HTTP message. |
| BasicListHeaderIterator | Implementation of a HeaderIterator based on a List. |
| BasicManagedEntity | An entity that releases a connection. |
| BasicMaxAgeHandler | |
| BasicNameValuePair | A simple class encapsulating an attribute/value pair. |
| BasicPathHandler | |
| BasicPermission | Legacy security code; do not use. |
| BasicPooledConnAdapter | A connection wrapper and callback handler. |
| BasicPoolEntry | Basic implementation of a connection pool entry. |
| BasicPoolEntryRef | A weak reference to a BasicPoolEntry. |
| BasicRequestLine | The first line of an HttpRequest. |
| BasicResponseHandler | A ResponseHandler that returns the response body as a String for successful (2xx) responses. |
| BasicRouteDirector | Basic implementation of an HttpRouteDirector. |
| BasicScheme | Basic authentication scheme as defined in RFC 2617. |
| BasicSchemeFactory | |
| BasicSecureHandler | |
| BasicStatusLine | Represents a status line as returned from a HTTP server. |
| BasicTokenIterator | Basic implementation of a TokenIterator. |
| BasicUserPrincipal | Basic user principal used for HTTP authentication |
| 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. |
| BatchUpdateException | This exception is thrown if a problem occurs during a batch update operation. |
| BatteryManager | The BatteryManager class contains strings and constants used for values in the ACTION_BATTERY_CHANGED Intent. |
| BestMatchSpec | ‘Meta’ cookie specification that selects a cookie policy depending on the format of the cookie(s) |
| BestMatchSpecFactory | |
| Bidi | Implements the Unicode Bidirectional Algorithm. |
| BidiFormatter | Utility class for formatting text for display in a potentially opposite-directionality context without garbling. |
| 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. |
| BidiFormatter.Builder | A class for building a BidiFormatter with non-default options. |
| BigDecimal | An immutable arbitrary-precision signed decimal. |
| BigInteger | An immutable arbitrary-precision signed integer. |
| Binder | Base class for a remotable object, the core part of a lightweight remote procedure call mechanism defined by IBinder. |
| BindException | A BindException is thrown when a process cannot bind a local address/port, either because it is already bound or reserved by the OS. |
| 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 | The BitSet class implements a bit array. |
| Blob | A Java interface representing the SQL BLOB type. |
| BlockingDeque | 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. |
| BlockingQueue | 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. |
| 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. |
| BluetoothDevice | Represents a remote Bluetooth device. |
| 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 | Public API for Bluetooth Health Profile. |
| BluetoothHealthAppConfiguration | The Bluetooth Health Application Configuration that is used in conjunction with the BluetoothHealth class. |
| BluetoothHealthCallback | This abstract class is used to implement BluetoothHealth callbacks. |
| 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. |
| BlurMaskFilter | This takes a mask, and blurs its edge by the specified radius. |
| BlurMaskFilter.Blur | |
| Boolean | The wrapper for the primitive type boolean. |
| 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. |
| BreakIterator | Locates boundaries in text. |
| BroadcastReceiver | Base class for code that will receive intents sent by sendBroadcast(). |
| 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 | |
| Browser.BookmarkColumns | Column definitions for the mixed bookmark and history items available at BOOKMARKS_URI. |
| Browser.SearchColumns | Column definitions for the search history table, available at SEARCHES_URI. |
| BrowserCompatHostnameVerifier | The HostnameVerifier that works the same way as Curl and Firefox. |
| BrowserCompatSpec | Cookie specification that strives to closely mimic (mis)behavior of common web browser applications such as Microsoft Internet Explorer and Mozilla FireFox. |
| BrowserCompatSpecFactory | |
| Buffer | A buffer is a list of elements of a specific primitive type. |
| BufferedHeader | This class represents a raw HTTP header whose content is parsed ‘on demand’ only when the header value needs to be consumed. |
| BufferedHttpEntity | A wrapping entity that buffers it content if necessary. |
| BufferedInputStream | Wraps an existing InputStream and buffers the input. |
| BufferedOutputStream | Wraps an existing OutputStream and buffers the output. |
| BufferedReader | Wraps an existing Reader and buffers the input. |
| BufferedWriter | Wraps an existing Writer and buffers the output. |
| BufferOverflowException | A BufferOverflowException is thrown when elements are written to a buffer but there is not enough remaining space in the buffer. |
| BufferUnderflowException | A BufferUnderflowException is thrown when elements are read from a buffer but there are not enough remaining elements in the buffer. |
| Build | Information about the current build, extracted from system properties. |
| Build.VERSION | Various version strings. |
| Build.VERSION_CODES | Enumeration of the currently known SDK version codes. |
| BulletSpan | |
| Bundle | A mapping from String values to various Parcelable types. |
| Button | Represents a push-button widget. |
| Byte | The wrapper for the primitive type byte. |
| Byte2 | Class for exposing the native RenderScript byte2 type back to the Android system. |
| Byte2 | Class for exposing the native RenderScript byte2 type back to the Android system. |
| Byte3 | Class for exposing the native RenderScript byte3 type back to the Android system. |
| Byte3 | Class for exposing the native RenderScript byte3 type back to the Android system. |
| Byte4 | Class for exposing the native RenderScript byte4 type back to the Android system. |
| Byte4 | Class for exposing the native RenderScript byte4 type back to the Android system. |
| ByteArrayBuffer | A resizable byte array. |
| ByteArrayEntity | An entity whose content is retrieved from a byte array. |
| ByteArrayInputStream | A specialized InputStream for reading the contents of a byte array. |
| ByteArrayOutputStream | A specialized OutputStream for class for writing content to an (internal) byte array. |
| ByteBuffer | A buffer for bytes. |
| ByteChannel | A ByteChannel is both readable and writable. |
| ByteOrder | Defines byte order constants. |
| C | |
| CacheRequest | CacheRequest is a kind of channel for storing resource data in the ResponseCache. |
| CacheResponse | A response cache entry. |
| Calendar | Calendar is an abstract base class for converting between a Date object and a set of integer fields such as YEAR, MONTH, DAY, HOUR, and so on. |
| 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. |
| Callable | A task that returns a result and may throw an exception. |
| CallableStatement | An interface used to call Stored Procedures. |
| Callback | Defines an empty base interface for all Callbacks used during authentication. |
| CallbackHandler | Needs to be implemented by classes that want to handle authentication Callbacks. |
| CallLog | The CallLog provider contains information about placed and received calls. |
| CallLog.Calls | Contains the recent calls. |
| 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 | The Camera class is used to set image capture settings, start/stop preview, snap pictures, and retrieve frames for encoding for video. |
| Camera.Area | The Area class is used for choosing specific metering and focus areas for the camera to use when calculating auto-exposure, auto-white balance, and auto-focus. |
| Camera.AutoFocusCallback | Callback interface used to notify on completion of camera auto focus. |
| Camera.AutoFocusMoveCallback | Callback interface used to notify on auto focus start and stop. |
| Camera.CameraInfo | Information about a camera |
| Camera.ErrorCallback | Callback interface for camera error notification. |
| Camera.Face | Information about a face identified through camera face detection. |
| Camera.FaceDetectionListener | Callback interface for face detected in the preview frame. |
| Camera.OnZoomChangeListener | Callback interface for zoom changes during a smooth zoom operation. |
| Camera.Parameters | Camera service settings. |
| Camera.PictureCallback | Callback interface used to supply image data from a photo capture. |
| Camera.PreviewCallback | Callback interface used to deliver copies of preview frames as they are displayed. |
| Camera.ShutterCallback | Callback interface used to signal the moment of actual image capture. |
| Camera.Size | Image size (width and height dimensions). |
| 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 | A CancelledKeyException is thrown when an invalid selection key is used. |
| Canvas | The Canvas class holds the “draw” calls. |
| Canvas.EdgeType | |
| Canvas.VertexMode | |
| 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. |
| CardEmulation | This class can be used to query the state of NFC card emulation services. |
| CDATASection | CDATA sections are used to escape blocks of text containing characters that would otherwise be regarded as markup. |
| CdmaCellLocation | Represents the cell location on a CDMA phone. |
| CellIdentityCdma | CellIdentity is to represent a unique CDMA cell |
| CellIdentityGsm | CellIdentity to represent a unique GSM cell |
| CellIdentityLte | CellIdentity is to represent a unique LTE cell |
| CellIdentityWcdma | CellIdentity to represent a unique UMTS cell |
| CellInfo | Immutable cell information from a point in time. |
| CellInfoCdma | Immutable cell information from a point in time. |
| CellInfoGsm | Immutable cell information from a point in time. |
| CellInfoLte | Immutable cell information from a point in time. |
| CellInfoWcdma | Immutable cell information from a point in time. |
| CellLocation | Abstract class that represents the location of the device. |
| CellSignalStrength | Abstract base class for cell phone signal strength related information. |
| CellSignalStrengthCdma | LTE signal strength related information. |
| CellSignalStrengthGsm | GSM signal strength related information. |
| CellSignalStrengthLte | LTE signal strength related information. |
| CellSignalStrengthWcdma | Wcdma signal strength related information. |
| Certificate | This interface was deprecated in API level 1. Use Certificate instead. |
| Certificate | Abstract class to represent identity certificates. |
| Certificate | Abstract class to represent identity certificates. |
| Certificate.CertificateRep | The alternate Serializable class to be used for serialization and deserialization of Certificate objects. |
| CertificateEncodingException | The exception that is thrown when an error occurs while a Certificate is being encoded. |
| CertificateEncodingException | The exception that is thrown when an error occurs while a Certificate is being encoded. |
| CertificateException | The base class for all Certificate related exceptions. |
| CertificateException | The base class for all Certificate related exceptions. |
| CertificateExpiredException | The exception that is thrown when a Certificate has expired. |
| CertificateExpiredException | The exception that is thrown when a Certificate has expired. |
| CertificateFactory | This class implements the functionality of a certificate factory algorithm, relying on parsing a stream of bytes. |
| CertificateFactorySpi | This class defines the Service Provider Interface (SPI) for the CertificateFactory class. |
| CertificateNotYetValidException | The exception that is thrown when a Certificate is not yet valid or will not yet be valid on a specified date. |
| CertificateNotYetValidException | The exception that is thrown when a Certificate is not yet valid. |
| CertificateParsingException | The exception that is thrown when a Certificate can not be parsed. |
| CertificateParsingException | The exception that is thrown when a Certificate can not be parsed. |
| CertPath | An immutable certificate path that can be validated. |
| CertPath.CertPathRep | The alternate Serializable class to be used for serialization and deserialization on CertPath objects. |
| CertPathBuilder | This class implements the functionality of a builder for an unverified Certification Paths from a specified certificate to a trust anchor. |
| CertPathBuilderException | The exception that is thrown when a CertPathBuilder method fails. |
| CertPathBuilderResult | The interface for results generated by build(CertPathParameters). |
| CertPathBuilderSpi | The Service Provider Interface (SPI) for the CertPathBuilder class to be implemented by security providers. |
| CertPathParameters | The interface specification for certification path algorithm parameters. |
| CertPathTrustManagerParameters | Certification path parameters to provide to certification path based TrustManager. |
| CertPathValidator | This class provides the functionality for validating certification paths (certificate chains) establishing a trust chain from a certificate to a trust anchor. |
| CertPathValidatorException | The exception that is thrown when a certification path (or certificate chain) cannot be validated. |
| CertPathValidatorResult | The interface specification for certification path validation results. |
| CertPathValidatorSpi | The Service Provider Interface (SPI) for the CertPathValidator class to be implemented by security providers. |
| CertSelector | The interface specification to determine whether a Certificate meets some criteria. |
| CertStore | This class provides the functionality to retrieve Certificates and CRLs from a read-only repository. |
| CertStoreException | The exception that is thrown when an access to a CertStore fails. |
| CertStoreParameters | The marker interface specifying the parameters used to initialize a CertStore instance. |
| CertStoreSpi | The Service Provider Interface (SPI) definition for the CertStore class to be implemented by security providers. |
| ChangeBounds | This transition captures the layout bounds of target views before and after the scene change and animates those changes during the transition. |
| Channel | A channel is a conduit to I/O services covering such items as files, sockets, hardware devices, I/O ports or some software component. |
| Channels | This class provides several utilities to get I/O streams from channels. |
| Character | The wrapper for the primitive type char. |
| Character.Subset | |
| Character.UnicodeBlock | Represents a block of Unicode characters. |
| CharacterCodingException | A CharacterCodingException is thrown when an 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. |
| CharacterIterator | An interface for the bidirectional iteration over a group of characters. |
| 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 copyStringToBuffer(int, CharArrayBuffer) |
| CharArrayBuffer | A resizable char array. |
| CharArrayReader | A specialized Reader for reading the contents of a char array. |
| CharArrayWriter | A specialized Writer for class for writing content to an (internal) char array. |
| CharBuffer | A buffer of chars. |
| CharConversionException | The top level class for character conversion exceptions. |
| CharSequence | This interface represents an ordered set of characters and defines the methods to probe them. |
| Charset | A charset is a named mapping between Unicode characters and byte sequences. |
| CharsetDecoder | A converter that can convert a byte sequence from a charset into a 16-bit Unicode character sequence. |
| CharsetEncoder | Transforms a sequence of 16-bit Java characters to a byte sequence in some encoding. |
| CharsetProvider | The service provider class for character sets. |
| 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 | A Preference that provides checkbox widget functionality. |
| CheckedInputStream | The CheckedInputStream class is used to maintain a checksum at the same time as the data, on which the checksum is computed, is read from a stream. |
| CheckedOutputStream | The CheckedOutputStream class is used to maintain a running checksum of all data written to a stream. |
| CheckedTextView | An extension to TextView that supports the Checkable interface. |
| Checksum | The interface common to checksum classes such as Adler32 and CRC32. |
| ChoiceFormat | Returns a fixed string based on a numeric value. |
| 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. |
| Chronometer | Class that implements a simple timer. |
| Chronometer.OnChronometerTickListener | A callback that notifies when the chronometer has incremented on its own. |
| ChunkedInputStream | Implements chunked transfer coding. |
| ChunkedOutputStream | Implements chunked transfer coding. |
| Cipher | This class provides access to implementations of cryptographic ciphers for encryption and decryption. |
| CipherInputStream | This class wraps an InputStream and a cipher so that read() methods return data that are read from the underlying InputStream and processed by the cipher. |
| CipherOutputStream | This class wraps an output stream and a cipher so that write methods send the data through the cipher before writing them to the underlying output stream. |
| CipherSpi | This class defines the Service Provider Interface (SPI) for cryptographic ciphers. |
| CircularRedirectException | Signals a circular redirect |
| Class | The in-memory representation of a Java class. |
| ClassCastException | Thrown when a program attempts to cast a an object to a type with which it is not compatible. |
| ClassCircularityError | Thrown when the VM notices that an attempt is made to load a class which would directly or indirectly inherit from one of its subclasses. |
| ClassFormatError | Thrown by a class loader when a class file has an illegal format or if the data that it contains can not be interpreted as a class. |
| ClassLoader | Loads classes and resources from a repository. |
| ClassNotFoundException | Thrown when a class loader is unable to find a class. |
| 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. |
| ClientConnectionManager | Management interface for client connections. |
| ClientConnectionManagerFactory | A factory for creating new ClientConnectionManager instances. |
| ClientConnectionOperator | Interface for opening connections. |
| ClientConnectionRequest | Encapsulates a request for a ManagedClientConnection. |
| ClientContext | Context attribute names for client. |
| ClientContextConfigurer | |
| ClientCookie | ClientCookie extends the standard Cookie interface with additional client specific functionality such ability to retrieve original cookie attributes exactly as they were specified by the origin server. |
| ClientInfoStatus | An enumeration to describe the reason why a property cannot be set by calling Connection.setClientInfo. |
| ClientParamBean | |
| ClientParamsStack | Represents a stack of parameter collections. |
| ClientPNames | Parameter names for the HttpClient module. |
| ClientProtocolException | Signals an error in the HTTP protocol. |
| 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 ClippedData. |
| 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 | A Java interface mapping for the SQL CLOB type. |
| Cloneable | This (empty) interface must be implemented by all classes that wish to support cloning. |
| CloneNotSupportedException | Thrown when a program attempts to clone an object which does not support the Cloneable interface. |
| CloneUtils | A collection of utilities to workaround limitations of Java clone framework. |
| Closeable | An AutoCloseable whose close method may throw an IOException. |
| ClosedByInterruptException | A ClosedByInterruptException is thrown when a thread is interrupted in a blocking I/O operation. |
| ClosedChannelException | A ClosedChannelException is thrown when a channel is closed for the type of operation attempted. |
| ClosedSelectorException | A ClosedSelectorException is thrown when a selector is closed and an I/O operation is attempted. |
| CoderMalfunctionError | A CoderMalfunctionError is thrown when the encoder/decoder is malfunctioning. |
| CoderResult | Used to indicate the result of encoding/decoding. |
| CodeSigner | CodeSigner represents a signer of code. |
| CodeSource | Legacy security code; do not use. |
| CodingErrorAction | Used to indicate what kind of actions to take in case of encoding/decoding errors. |
| 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 MenuItemCompat.OnActionExpandListener. |
| 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 MenuItem.OnActionExpandListener. |
| CollationElementIterator | Created by a RuleBasedCollator to iterate through a string. |
| CollationKey | Represents a string under the rules of a specific Collator object. |
| Collator | Performs locale-sensitive string comparison. |
| Collection | Collection is the root of the collection hierarchy. |
| CollectionCertStoreParameters | The parameters to initialize a Collection type CertStore instance. |
| Collections | Collections contains static methods which operate on Collection classes. |
| Color | The Color class defines methods for creating and converting color ints. |
| ColorDrawable | A specialized Drawable that fills the Canvas with a specified color. |
| ColorFilter | |
| ColorMatrix | 5x4 matrix for transforming the color+alpha components of a Bitmap. |
| ColorMatrixColorFilter | |
| ColorStateList | Lets you map View state sets to colors. |
| Comment | This interface inherits from CharacterData and represents the content of a comment, i.e., all the characters between the starting ’ '. |
| CommonDataSource | Interface that defines the methods which are common between DataSource, XADataSource and ConnectionPoolDataSource. |
| Comparable | This interface should be implemented by all classes that wish to define a natural order of their instances. |
| Comparator | A Comparator is used to compare two objects to determine their ordering with respect to each other. |
| ComparisonFailure | This class was deprecated in API level 16. use junit.framework.ComparisonFailure |
| ComparisonFailure | Thrown when an assert equals for Strings failed. |
| Compiler | Does nothing on Android. |
| CompletionInfo | Information about a single text completion that an editor has reported to an input method. |
| CompletionService | A service that decouples the production of new asynchronous tasks from the consumption of the results of completed tasks. |
| 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. |
| 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 adjustable expected concurrency for updates. |
| ConcurrentLinkedQueue | An unbounded thread-safe queue based on linked nodes. |
| ConcurrentMap<K, V> | A Map providing additional atomic putIfAbsent, remove, and replace methods. |
| ConcurrentModificationException | An ConcurrentModificationException is thrown when a Collection is modified and an existing iterator on the Collection is used to modify the Collection as well. |
| 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 | A scalable concurrent NavigableSet implementation based on a ConcurrentSkipListMap. |
| 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. |
| ConditionVariable | Class that implements the condition variable locking paradigm. |
| 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. |
| 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. |
| ConnConnectionParamBean | Allows for setting parameters relating to connections on HttpParams. |
| ConnConnectionPNames | Parameter names for connections in HttpConn. |
| ConnectException | A ConnectException is thrown if a connection cannot be established to a remote host on a specific port. |
| Connection | A connection represents a link from a Java application to a database. |
| ConnectionClosedException | Indicates that a connection has been closed. |
| ConnectionEvent | Sent when specific events happen on a PooledConnection object. |
| ConnectionEventListener | An interface used to receive events generated by a PooledConnection. |
| ConnectionKeepAliveStrategy | Interface for deciding how long a connection can remain idle before being reused. |
| ConnectionPendingException | A ConnectionPendingException is thrown when an attempt is made to connect a SocketChannel that has a non-blocking connection already underway. |
| ConnectionPoolDataSource | An interface for the creation of ConnectionPoolDataSource objects. |
| ConnectionPoolTimeoutException | A timeout while waiting for an available connection from a connection manager. |
| ConnectionReleaseTrigger | Interface for releasing a connection. |
| ConnectionReuseStrategy | Interface for deciding whether a connection should be kept alive. |
| ConnectivityManager | Class that answers queries about the state of network connectivity. |
| ConnectivityManagerCompat | Helper for accessing features in ConnectivityManager introduced after API level 16 in a backwards compatible fashion. |
| ConnectTimeoutException | A timeout while connecting to an HTTP server or waiting for an available connection from an HttpConnectionManager. |
| ConnManagerParamBean | Allows for setting parameters relating to connection managers on HttpParams. |
| ConnManagerParams | This class represents a collection of HTTP protocol parameters applicable to client-side connection managers. |
| ConnManagerPNames | Parameter names for connection managers in HttpConn. |
| ConnPerRoute | This interface is intended for looking up maximum number of connections allowed for for a given route. |
| ConnPerRouteBean | This class maintains a map of HTTP routes to maximum number of connections allowed for those routes. |
| ConnPoolByRoute | A connection pool that maintains connections by route. |
| ConnRouteParamBean | Allows for setting parameters relating to connection routes on HttpParams. |
| ConnRouteParams | An adaptor for accessing route related parameters in HttpParams. |
| ConnRoutePNames | Parameter names for routing in HttpConn. |
| Console | Provides access to the console, if available. |
| ConsoleHandler | A handler that writes log messages to the standard output stream System.err. |
| ConsoleMessage | Public class representing a JavaScript console message from WebCore. |
| ConsoleMessage.MessageLevel | |
| Constructor | This class represents a constructor. |
| 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. see ContactsContract |
| 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.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 (ContactsContract.CommonDataKinds.Phone and ContactsContract.CommonDataKinds.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 | A data kind representing an IM address |
| You can use all columns defined for ContactsContract.Data as well as the following aliases. | |
| 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 | A data kind representing a SIP address for the contact. |
| 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.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.Contacts.StreamItems | A sub-directory of a single contact that contains all of the constituent raw contact ContactsContract.StreamItems rows. |
| ContactsContract.ContactsColumns | Columns of ContactsContract.Contacts that refer to intrinsic properties of the contact, as opposed to the user-specified options found in ContactsContract.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 | API allowing applications to send usage information for each ContactsContract.Contacts.Data row to the Contacts Provider. |
| 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. |
| 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.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 ContactsContract.ContactStatusColumns to link back to specific _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.QuickContact | Helper methods to display QuickContact dialogs that allow users to pivot on 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.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.RawContacts.StreamItems | A sub-directory of a single raw contact that contains all of its ContactsContract.StreamItems 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.Settings | Contacts-specific settings for various Account’s. |
| ContactsContract.SettingsColumns | |
| 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.StreamItemPhotos | Constants for the stream_item_photos table, which contains photos associated with social stream updates. |
| ContactsContract.StreamItemPhotosColumns | Columns in the StreamItemPhotos table. |
| ContactsContract.StreamItems | Constants for the stream_items table, which contains social stream updates from the user’s contact list. |
| ContactsContract.StreamItems.StreamItemPhotos | A sub-directory of a single stream item entry that contains all of its photo rows. |
| ContactsContract.StreamItemsColumns | Columns in the StreamItems table. |
| 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. |
| ContentHandler | This class converts the content of a certain format (i.e. |
| ContentHandler | Receive notification of the logical content of a document. |
| ContentHandlerFactory | Defines a factory which is responsible for creating a ContentHandler. |
| ContentLengthInputStream | Stream that cuts off after a specified number of bytes. |
| ContentLengthOutputStream | A stream wrapper that closes itself after a defined number of bytes. |
| ContentLengthStrategy | Represents a strategy to determine the content length based on the properties of an HTTP message. |
| ContentLoadingProgressBar | ContentLoadingProgressBar implements a ProgressBar that waits a minimum time to be dismissed before showing. |
| 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. |
| ContentProducer | An abstract entity content producer. |
| ContentProvider | Content providers are one of the primary building blocks of Android applications, providing content to applications. |
| ContentProvider.PipeDataWriter | Interface to write a stream of data to a pipe. |
| ContentProviderClient | The public interface object used to interact with a ContentProvider. |
| ContentProviderOperation | |
| 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. |
| ContentUris | Utility methods useful for working with Uri objects that use the “content” (content://) scheme. |
| 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. |
| ContextCompat | Helper for accessing features in Context introduced after API level 4 in a backwards compatible fashion. |
| 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. |
| ContextThemeWrapper | A ContextWrapper that allows you to modify the theme from what is in the wrapped context. |
| ContextWrapper | Proxying implementation of Context that simply delegates all of its calls to another Context. |
| Cookie | HTTP “magic-cookie” represents a piece of state information that the HTTP agent and the target server can exchange to maintain a session. |
| CookieAttributeHandler | Ths interface represents a cookie attribute handler responsible for parsing, validating, and matching a specific cookie attribute, such as path, domain, port, etc. |
| CookieHandler | This class provides a way to manage cookies with a HTTP protocol handler. |
| CookieIdentityComparator | This cookie comparator can be used to compare identity of cookies. |
| CookieManager | Manages the cookies used by an application’s WebView instances. |
| CookieManager | This class provides a concrete implementation of CookieHandler. |
| CookieOrigin | CookieOrigin class incapsulates details of an origin server that are relevant when parsing, validating or matching HTTP cookies. |
| CookiePathComparator | This cookie comparator ensures that multiple cookies satisfying a common criteria are ordered in the Cookie header such that those with more specific Path attributes precede those with less specific. |
| CookiePolicy | CookiePolicy has three pre-defined policy. |
| CookiePolicy | |
| CookieSpec | Defines the cookie management specification. |
| CookieSpecBase | Cookie management functions shared by all specification. |
| CookieSpecFactory | |
| CookieSpecParamBean | |
| CookieSpecPNames | Parameter names for cookie specifications in HttpCookie. |
| CookieSpecRegistry | Cookie specification registry that can be used to obtain the corresponding cookie specification implementation for a given type of type or version of cookie. |
| CookieStore | A CookieStore object is a repository for cookies. |
| CookieStore | Abstract cookie store. |
| CookieSyncManager | The CookieSyncManager is used to synchronize the browser cookie store between RAM and permanent storage. |
| CopyOnWriteArrayList | A thread-safe random-access list. |
| CopyOnWriteArraySet | A Set that uses an internal CopyOnWriteArrayList for all of its operations. |
| CoreConnectionPNames | Defines parameter names for connections in HttpCore. |
| CoreProtocolPNames | Defines parameter names for protocol execution in HttpCore. |
| 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. |
| CRC32 | The CRC32 class is used to compute a CRC32 checksum from data provided as input value. |
| Credentials | A class for representing UNIX credentials passed via ancillary data on UNIX domain sockets. |
| Credentials | User name and password based authentication credentials. |
| CredentialsProvider | Abstract credentials provider. |
| Criteria | A class indicating the application criteria for selecting a location provider. |
| CRL | This class represents Certificate Revocation Lists (CRLs) maintained by a certificate authority. |
| CRLException | The exception that is thrown if errors occur during handling of CRLs. |
| CRLSelector | The interface specification for determining whether a CRL meets some criteria to select CRL objects among a set of CRLs. |
| CrossProcessCursor | A cross process cursor is an extension of a Cursor that also supports usage from remote processes. |
| CrossProcessCursorWrapper | Cursor wrapper that implements CrossProcessCursor. |
| Currency | A currency corresponding to an ISO 4217 currency code such as “EUR” or “USD”. |
| Cursor | This interface provides random read-write access to the result set returned by a database query. |
| CursorAdapter | Static library support version of the framework’s CursorAdapter. |
| CursorAdapter | Adapter that exposes data from a Cursor to a ListView widget. |
| 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 | A loader that queries the ContentResolver and returns a Cursor. |
| CursorLoader | Static library support version of the framework’s CursorLoader. |
| CursorTreeAdapter | An adapter that exposes data from a series of Cursors to an ExpandableListView widget. |
| CursorWindow | A buffer containing multiple cursor rows. |
| CursorWrapper | Wrapper class for Cursor that delegates all calls to the actual cursor object. |
| 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. |
| D | |
| DashPathEffect | |
| DatabaseErrorHandler | An interface to let the apps define the actions to take when the following errors are detected database corruption |
| DatabaseMetaData | An interface which provides comprehensive information about the database management system and its supported features. |
| DatabaseUtils | Static utility methods for dealing with databases and Cursors. |
| DatabaseUtils.InsertHelper | This class was deprecated in API level 17. Use SQLiteStatement instead. |
| DatabaseUtilsCompat | Helper for accessing features in DatabaseUtils introduced after API level 4 in a backwards compatible fashion. |
| DataFormatException | DataFormatException is used to indicate an error in the format of a particular data stream which is to be uncompressed. |
| DatagramChannel | A DatagramChannel is a selectable channel that represents a partial abstraction of a datagram socket. |
| DatagramPacket | This class represents a datagram packet which contains data either to be sent or received through a DatagramSocket. |
| DatagramSocket | This class implements a UDP socket for sending and receiving DatagramPacket. |
| DatagramSocketImpl | The abstract superclass for datagram and multicast socket implementations. |
| DatagramSocketImplFactory | This interface defines a factory for datagram socket implementations. |
| DataInput | Defines an interface for classes that are able to read big-endian typed data from some source. |
| DataInputStream | Wraps an existing InputStream and reads big-endian typed data from it. |
| DataOutput | Defines an interface for classes that are able to write big-endian typed data to some target. |
| DataOutputStream | Wraps an existing OutputStream and writes big-endian typed data to it. |
| 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. |
| DataSource | An interface for the creation of Connection objects which represent a connection to a database. |
| DataTruncation | An exception which is thrown when a JDBC driver unexpectedly truncates a data value either when reading (resulting in warning), or when writing data (resulting in an error). |
| 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 Objects that map XML to/from Java Objects. |
| Date | A class which can consume and produce dates in SQL Date format. |
| Date | A specific moment in time, with millisecond precision. |
| DateFormat | Utility class for producing strings with formatted date/time. |
| DateFormat | Formats or parses dates and times. |
| DateFormat.Field | The instances of this inner class are used as attribute keys and values in AttributedCharacterIterator that the formatToCharacterIterator(Object) method returns. |
| DateFormatSymbols | Encapsulates localized date-time formatting data, such as the names of the months, the names of the days of the week, and the time zone data. |
| DateKeyListener | For entering dates in a text field. |
| DateParseException | An exception to indicate an error parsing a date string. |
| DatePicker | This class is a widget for selecting a date. |
| DatePicker.OnDateChangedListener | The callback used to indicate the user changes\d the date. |
| DatePickerDialog | A simple dialog containing an DatePicker. |
| DatePickerDialog.OnDateSetListener | The callback used to indicate the user is done filling in the date. |
| DateSorter | Sorts dates into the following groups: Today Yesterday seven days ago one month ago older than a month ago |
| DateTimeKeyListener | For entering dates and times in the same text field. |
| 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. |
| DateUtils | A utility class for parsing and formatting HTTP dates as used in cookies and other headers. |
| DeadObjectException | The object you are calling has died, because its hosting process no longer exists. |
| Debug | Provides various debugging methods for Android applications, including tracing and allocation counts. |
| Debug.InstructionCount | API for gathering and querying instruction counts. |
| 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 | A concrete subclass of NumberFormat that formats decimal numbers. |
| DecimalFormatSymbols | Encapsulates the set of symbols (such as the decimal separator, the grouping separator, and so on) needed by DecimalFormat to format numbers. |
| DeclHandler | SAX2 extension handler for DTD declaration events. |
| DefaultClientConnection | Default implementation of an operated client connection. |
| DefaultClientConnectionOperator | Default implementation of a ClientConnectionOperator. |
| DefaultConnectionKeepAliveStrategy | Default implementation of a strategy deciding duration that a connection can remain idle. |
| DefaultConnectionReuseStrategy | Default implementation of a strategy deciding about connection re-use. |
| DefaultDatabaseErrorHandler | Default class used to define the actions to take when the database corruption is reported by sqlite. |
| DefaultedHttpContext | HttpContext implementation that delegates resolution of an attribute to the given default HttpContext instance if the attribute is not present in the local one. |
| DefaultedHttpParams | HttpParams implementation that delegates resolution of a parameter to the given default HttpParams instance if the parameter is not present in the local one. |
| 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. |
| DefaultHttpClient | Default implementation of an HTTP client. |
| DefaultHttpClientConnection | Default implementation of a client-side HTTP connection. |
| DefaultHttpRequestFactory | Default implementation of a factory for creating request objects. |
| DefaultHttpRequestRetryHandler | The default HttpRequestRetryHandler used by request executors. |
| DefaultHttpResponseFactory | Default implementation of a factory for creating response objects. |
| DefaultHttpRoutePlanner | Default implementation of an HttpRoutePlanner. |
| DefaultHttpServerConnection | Default implementation of a server-side HTTP connection. |
| DefaultProxyAuthenticationHandler | |
| DefaultRedirectHandler | Default implementation of RedirectHandler. |
| DefaultRequestDirector | Default implementation of RequestDirector. |
| DefaultResponseParser | |
| DefaultTargetAuthenticationHandler | |
| DefaultUserTokenHandler | |
| Deflater | This class compresses data using the DEFLATE algorithm (see specification). |
| DeflaterInputStream | An InputStream filter to compress data. |
| DeflaterOutputStream | This class provides an implementation of FilterOutputStream that compresses data using the DEFLATE algorithm. |
| Delayed | A mix-in style interface for marking objects that should be acted upon after a given delay. |
| DelayQueue | An unbounded blocking queue of Delayed elements, in which an element can only be taken when its delay has expired. |
| DeniedByServerException | Exception thrown when the provisioning server or key server denies a certficate or license for a device. |
| Deprecated | Annotation type used to mark program elements that should no longer be used by programmers. |
| Deque | A linear collection that supports element insertion and removal at both ends. |
| DESedeKeySpec | The key specification for a triple-DES (DES-EDE) key. |
| DESKeySpec | The key specification for a DES key. |
| Destroyable | Allows for special treatment of sensitive information, when it comes to destroying or clearing of the data. |
| DestroyFailedException | Signals that the destroy() method failed. |
| DeviceAdminInfo | This class is used to specify meta information of a device administrator component. |
| DeviceAdminReceiver | Base class for implementing a device administration component. |
| DevicePolicyManager | Public interface for managing policies enforced on a device. |
| DexClassLoader | A class loader that loads classes from .jar and .apk files containing a classes.dex entry. |
| DexFile | Manipulates DEX files. |
| DhcpInfo | A simple object for retrieving the results of a DHCP request. |
| DHGenParameterSpec | The algorithm parameter specification for generating Diffie-Hellman parameters used in Diffie-Hellman key agreement. |
| DHKey | The interface for a Diffie-Hellman key. |
| DHParameterSpec | The algorithm parameter specification for the Diffie-Hellman algorithm. |
| DHPrivateKey | The interface for a private key in the Diffie-Hellman key exchange protocol. |
| DHPrivateKeySpec | The key specification for a Diffie-Hellman private key. |
| DHPublicKey | The interface for a public key in the Diffie-Hellman key exchange protocol. |
| DHPublicKeySpec | The key specification for a Diffie-Hellman public key. |
| DialerFilter | |
| 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 | A fragment that displays a dialog window, floating on top of its activity’s window. |
| DialogFragment | Static library support version of the framework’s DialogFragment. |
| DialogInterface | |
| 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 | A base class for Preference objects that are dialog-based. |
| Dictionary<K, V> | Note: Do not use this class since it is obsolete. |
| DigestException | DigestException is a general message digest exception. |
| DigestInputStream | DigestInputStream is a FilterInputStream which maintains an associated message digest. |
| DigestOutputStream | DigestOutputStream is a FilterOutputStream which maintains an associated message digest. |
| DigestScheme | Digest authentication scheme as defined in RFC 2617. |
| DigestSchemeFactory | |
| 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. | |
| DiscretePathEffect | |
| Display | Provides information about the size and density of a logical display. |
| DisplayManager | Manages the properties of attached displays. |
| DisplayManager.DisplayListener | Listens for changes in available display devices. |
| DisplayManagerCompat | Helper for accessing features in DisplayManager introduced after API level 4 in a backwards compatible fashion. |
| DisplayMetrics | A structure describing general information about a display, such as its size, density, and font scaling. |
| 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. |
| Documented | Defines a meta-annotation for indicating that an annotation is documented and considered part of the public API. |
| DocumentFragment | DocumentFragment is a “lightweight” or “minimal” Document object. |
| DocumentHandler | This interface was deprecated in API level 1. This interface has been replaced by the SAX2 ContentHandler interface, which includes Namespace support. |
| 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.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. |
| 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. |
| 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. |
| Double | The wrapper for the primitive type double. |
| Double2 | Class for exposing the native RenderScript double2 type back to the Android system. |
| Double2 | Class for exposing the native RenderScript double2 type back to the Android system. |
| Double3 | Class for exposing the native RenderScript double3 type back to the Android system. |
| Double3 | Class for exposing the native RenderScript double3 type back to the Android system. |
| Double4 | Class for exposing the native RenderScript double4 type back to the Android system. |
| Double4 | Class for exposing the native RenderScript double4 type back to the Android system. |
| DoubleBuffer | A buffer of doubles. |
| 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. |
| 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 Drawables to store shared constant state and data between Drawables. |
| DrawableCompat | Helper for accessing features in Drawable introduced after API level 4 in a backwards compatible fashion. |
| DrawableContainer | A helper class that contains several Drawables and selects which one to use. |
| DrawableContainer.DrawableContainerState | A ConstantState that can contain several Drawables. |
| DrawableMarginSpan | |
| DrawerLayout | DrawerLayout acts as a top-level container for window content that allows for interactive “drawer” views to be pulled out from the edge of the window. |
| DrawerLayout.DrawerListener | Listener for monitoring events about drawers. |
| DrawerLayout.LayoutParams | |
| DrawerLayout.SavedState | State persisted across instances |
| DrawerLayout.SimpleDrawerListener | Stub/no-op implementations of all methods of DrawerLayout.DrawerListener. |
| DrawFilter | A DrawFilter subclass can be installed in a Canvas. |
| DreamService | Extend this class to implement a custom dream (available to the user as a “Daydream”). |
| Driver | An interface to a JDBC driver. |
| Driver | SAX2 Driver that pulls events from XmlPullParser and comverts them into SAX2 callbacks. |
| DriverManager | Provides facilities for managing JDBC drivers. |
| DriverPropertyInfo | A class holding information about driver properties of a database connection. |
| DrmConvertedStatus | An entity class that wraps converted data, conversion status, and the offset for appending the header and body signature to the converted data. |
| DrmErrorEvent | An entity class that is passed to the onError() callback. |
| DrmEvent | A base class that is used to send asynchronous event information from the DRM framework. |
| DrmInfo | An entity class that describes the information required to send transactions between a device and an online DRM server. |
| DrmInfoEvent | An entity class that is passed to the onInfo() callback. |
| DrmInfoRequest | An entity class that is used to pass information to an online DRM server. |
| DrmInfoStatus | An entity class that wraps the result of communication between a device and an online DRM server. |
| DrmManagerClient | The main programming interface for the DRM framework. |
| 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 | An entity class that wraps the license information retrieved from the online DRM server. |
| DrmStore | Defines constants that are used by the DRM framework. |
| 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 | An entity class that wraps the capability of each DRM plug-in (agent), such as the MIME type and file suffix the DRM plug-in can handle. |
| DrmUtils | A utility class that provides operations for parsing extended metadata embedded in DRM constraint information. |
| 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. |
| DSAKey | The base interface for Digital Signature Algorithm (DSA) public or private keys. |
| DSAKeyPairGenerator | The interface for key generators that can generate DSA key pairs. |
| DSAParameterSpec | The parameter specification used with the Digital Signature Algorithm (DSA). |
| DSAParams | The interface for Digital Signature Algorithm (DSA) specific parameters. |
| DSAPrivateKey | The interface for a Digital Signature Algorithm (DSA) private key. |
| DSAPrivateKeySpec | The parameters specifying a DSA private key. |
| DSAPublicKey | The interface for a Digital Signature Algorithm (DSA) public key. |
| DSAPublicKeySpec | The parameters specifying a DSA public key. |
| DTDHandler | Receive notification of basic DTD-related events. |
| DuplicateFormatFlagsException | The unchecked exception will be thrown out if there are duplicate flags given out in the format specifier. |
| Duration | Immutable representation of a time span as defined in the W3C XML Schema 1.0 specification. |
| DynamicDrawableSpan | |
| DynamicLayout | DynamicLayout is a text layout that updates itself as the text is edited. |
| E | |
| EasyEditSpan | Provides an easy way to edit a portion of text. |
| ECField | The base interface for a Finite Field of an Elliptic Curve. |
| ECFieldF2m | The parameters specifying a characteristic 2 finite field of an elliptic curve. |
| ECFieldFp | The parameters specifying a prime finite field of an elliptic curve. |
| ECGenParameterSpec | The parameter specification used to generate elliptic curve domain parameters. |
| ECKey | The base interface for Elliptic Curve (EC) public or private keys. |
| ECParameterSpec | The parameter specification used with Elliptic Curve Cryptography (ECC). |
| ECPoint | A Point on an Elliptic Curve in barycentric (or affine) coordinates. |
| ECPrivateKey | The interface for an Elliptic Curve (EC) private key. |
| ECPrivateKeySpec | The parameters specifying an Elliptic Curve (EC) private key. |
| ECPublicKey | The interface for an Elliptic Curve (EC) public key. |
| ECPublicKeySpec | The parameters specifying an Elliptic Curve (EC) public key. |
| 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. |
| EdgeEffectCompat | Helper for accessing EdgeEffect introduced after API level 4 in a backwards compatible fashion. |
| 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. |
| 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. |
| EditText | EditText is a thin veneer over TextView that configures itself to be editable. |
| EditTextPreference | A Preference that allows for string input. |
| 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 |
| 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 |
| EGLObjectHandle | Base class for wrapped EGL objects. |
| EGLSurface | Wrapper class for native EGLSurface objects. |
| EGLSurface | |
| Element | An Element represents one item within an Allocation. |
| Element | An XML element. |
| Element | An Element represents one item within an Allocation. |
| 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.Builder | Builder class for producing complex elements with matching field and name pairs. |
| Element.DataKind | The special interpretation of the data if required. |
| Element.DataKind | The special interpretation of the data if required. |
| Element.DataType | DataType represents the basic type information for a basic element. |
| Element.DataType | DataType represents the basic type information for a basic element. |
| ElementListener | Listens for the beginning and ending of elements. |
| ElementType | Defines an enumeration for Java program elements. |
| EllipticCurve | An Elliptic Curve with its necessary values. |
| EmbossMaskFilter | |
| EmptyStackException | An EmptyStackException is thrown if the pop/peek method of a stack is executed on an empty stack. |
| EncodedKeySpec | The abstract key specification for a public or a private key in encoded format. |
| EncodingUtils | The home for utility methods that handle various encoding tasks. |
| EncryptedPrivateKeyInfo | This class implements the EncryptedPrivateKeyInfo ASN.1 type as specified in PKCS #8 - Private-Key Information Syntax Standard. |
| EndElementListener | Listens for the end of elements. |
| EndTextElementListener | Listens for the end of text elements. |
| EnglishReasonPhraseCatalog | English reason phrases for HTTP status codes. |
| 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 | |
| EntityDeserializer | Default implementation of an entity deserializer. |
| EntityEnclosingRequestWrapper | A wrapper class for HttpEntityEnclosingRequests that can be used to change properties of the current request without modifying the original object. |
| 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. |
| EntitySerializer | Default implementation of an entity serializer. |
| EntityTemplate | Entity that delegates the process of content generation to an abstract content producer. |
| EntityUtils | Static helpers for dealing with entities. |
| Enum<E extends Enum> | The superclass of all enumerated types. |
| EnumConstantNotPresentException | Thrown if an enum constant does not exist for a particular name. |
| Enumeration | A legacy iteration interface. |
| EnumMap<K extends Enum, V> | An Map specialized for use with Enum types as keys. |
| EnumSet<E extends Enum> | An EnumSet is a specialized Set to be used with enums as keys. |
| 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. |
| EnvironmentCompat | Helper for accessing features in Environment introduced after API level 4 in a backwards compatible fashion. |
| EOFException | Thrown when a program encounters the end of a file or stream during an input operation. |
| EofSensorInputStream | A stream wrapper that triggers actions on close() and EOF. |
| EofSensorWatcher | A watcher for EofSensorInputStream. |
| 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. |
| Error | Error is the superclass of all classes that represent unrecoverable errors. |
| 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 | An error reporting facility for Handler implementations to record any error that may happen 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. |
| EventListener | EventListener is the superclass of all event listener interfaces. |
| EventListenerProxy | This abstract class provides a simple wrapper for objects of type EventListener. |
| EventLog | Access to the system diagnostic event record. |
| EventLog.Event | A previously logged event read from the logs. |
| EventLogTags | This class was deprecated in API level 8. This class is no longer functional. Use EventLog instead. |
| EventLogTags.Description | |
| EventObject | EventObjects represent events. |
| Exception | Exception is the superclass of all classes that represent recoverable exceptions. |
| ExceptionInInitializerError | Thrown when an exception occurs during class initialization. |
| ExceptionUtils | The home for utility methods that handle various exception-related tasks. |
| Exchanger | A synchronization point at which threads can pair and swap elements within pairs. |
| ExecutionContext | Context attribute names for protocol execution. |
| 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 | 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 implements the functionality of an exemption mechanism such as key recovery, key weakening, or key escrow. |
| ExemptionMechanismException | This is the base class for ExemptionMechanismException. |
| ExemptionMechanismSpi | The Service Provider Interface (SPI) definition for the ExemptionMechanism class. |
| ExifInterface | This is a class for reading and writing Exif tags in a JPEG file. |
| ExpandableListActivity | An activity that displays an expandable list of items by binding to a data source implementing the ExpandableListAdapter, and exposes event handlers when the user selects an item. |
| 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 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 |
| ExploreByTouchHelper | ExploreByTouchHelper is a utility class for implementing accessibility support in custom Views that represent a collection of View-like logical items. |
| Externalizable | Defines an interface for classes that want to be serializable, but have their own binary representation. |
| 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 | |
| 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. |
| 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. |
| FeatureInfo | A single feature that can be requested by an application. |
| Field | This class represents a field. |
| FieldPacker | Utility class for packing arguments and structures from Android system objects to RenderScript objects. |
| FieldPacker | Utility class for packing arguments and structures from Android system objects to RenderScript objects. |
| FieldPosition | Identifies fields in formatted strings. |
| File | An “abstract” representation of a file system entity identified by a pathname. |
| FileBackupHelper | A helper class that can be used in conjunction with BackupAgentHelper to manage the backup of a set of files. |
| FileChannel | An abstract channel type for interaction with a platform file. |
| FileChannel.MapMode | MapMode defines file mapping mode constants. |
| FileDescriptor | Wraps a Unix file descriptor. |
| FileEntity | An entity whose content is retrieved from a file. |
| FileFilter | An interface for filtering File objects based on their names or other information. |
| FileHandler | A FileHandler writes logging records into a specified file or a rotating set of files. |
| FileInputStream | An input stream that reads bytes from a file. |
| FileLock | A FileLock represents a locked region of a file. |
| FileLockInterruptionException | A FileLockInterruptionException is thrown when a thread is interrupted while waiting to acquire a file lock. |
| FilenameFilter | An interface for filtering File objects based on their names or the directory they reside in. |
| FileNameMap | Defines a scheme for mapping a filename type to a MIME content type. |
| FileNotFoundException | Thrown when a file specified by a program cannot be found. |
| FileObserver | Monitors files (using inotify) to fire an event after files are accessed or changed by by any process on the device (including this one). |
| FileOutputStream | An output stream that writes bytes to a file. |
| FilePermission | Legacy security code; do not use. |
| FileProvider | FileProvider is a special subclass of ContentProvider that facilitates secure sharing of files associated with an app by creating a content:// Uri for a file instead of a file:/// Uri. |
| FileReader | A specialized Reader that reads from a file in the file system. |
| FileWriter | A specialized Writer that writes to a file in the file system. |
| Filter | A filter constrains data with a filtering pattern. |
| Filter | A Filter provides a mechanism for exercising fine-grained control over which records get logged. |
| 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 | Wraps an existing InputStream and performs some transformation on the input data while it is being read. |
| FilterOutputStream | Wraps an existing OutputStream and performs some transformation on the output data while it is being written. |
| 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 | Wraps an existing Reader and performs some transformation on the input data while it is being read. |
| FilterWriter | Wraps an existing Writer and performs some transformation on the output data while it is being written. |
| FlakyTest | This annotation can be used on an InstrumentationTestCase’s test methods. |
| Float | The wrapper for the primitive type float. |
| Float2 | Class for exposing the native RenderScript float2 type back to the Android system. |
| Float2 | Class for exposing the native RenderScript float2 type back to the Android system. |
| Float3 | Class for exposing the native RenderScript float2 type back to the Android system. |
| Float3 | Class for exposing the native RenderScript float2 type back to the Android system. |
| Float4 | Class for exposing the native RenderScript float2 type back to the Android system. |
| Float4 | Class for exposing the native RenderScript float2 type back to the Android system. |
| FloatBuffer | A buffer of floats. |
| FloatEvaluator | This evaluator can be used to perform type interpolation between float values. |
| FloatMath | Math routines similar to those found in Math. |
| Flushable | Defines an interface for classes that can (or need to) be flushed, typically before some output processing is considered to be finished and the object gets closed. |
| FocusFinder | The algorithm used for finding the next focusable view in a given direction from a view that currently has focus. |
| ForegroundColorSpan | |
| Format | The base class for all formats. |
| Format.Field | Inner class used to represent Format attributes in the AttributedCharacterIterator that the formatToCharacterIterator() method returns in Format subclasses. |
| FormatException | |
| FormatFlagsConversionMismatchException | A FormatFlagsConversionMismatchException will be thrown if a conversion and the flags are incompatible. |
| Formattable | Classes that handle custom formatting for the ‘s’ specifier of Formatter should implement the Formattable interface. |
| FormattableFlags | FormattableFlags are used as a parameter to formatTo(Formatter, int, int, int) and change the output format in Formattables. |
| FormattedHeader | An HTTP header which is already formatted. |
| Formatter | Utility class to aid in formatting common values that are not covered by the Formatter class in java.util |
| Formatter | Formats arguments according to a format string (like printf in C). |
| Formatter | Formatter objects are used to format LogRecord objects into a string representation. |
| Formatter.BigDecimalLayoutForm | The enumeration giving the available styles for formatting very large decimal numbers. |
| FormatterClosedException | A FormatterClosedException will be thrown if the formatter has been closed. |
| Fragment | A Fragment is a piece of an application’s user interface or behavior that can be placed in an Activity. |
| Fragment | Static library support version of the framework’s Fragment. |
| Fragment.InstantiationException | Thrown by instantiate(Context, String, Bundle) when there is an instantiation failure. |
| Fragment.InstantiationException | Thrown by instantiate(Context, String, Bundle) when there is an instantiation failure. |
| Fragment.SavedState | State information that has been retrieved from a fragment instance through FragmentManager.saveFragmentInstanceState. |
| Fragment.SavedState | State information that has been retrieved from a fragment instance through FragmentManager.saveFragmentInstanceState. |
| FragmentActivity | Base class for activities that want to use the support-based Fragment and Loader APIs. |
| FragmentBreadCrumbs | Helper class for showing “bread crumbs” representing the fragment stack in an activity. |
| FragmentBreadCrumbs.OnBreadCrumbClickListener | Interface to intercept clicks on the bread crumbs. |
| FragmentCompat | Helper for accessing features in Fragment introduced after API level 13 in a backwards compatible fashion. |
| FragmentManager | Interface for interacting with Fragment objects inside of an Activity |
| Developer Guides | |
| For more information about using fragments, read the Fragments developer guide. | |
| FragmentManager | Static library support version of the framework’s FragmentManager. |
| FragmentManager.BackStackEntry | Representation of an entry on the fragment back stack, as created with FragmentTransaction.addToBackStack(). |
| FragmentManager.BackStackEntry | Representation of an entry on the fragment back stack, as created with FragmentTransaction.addToBackStack(). |
| FragmentManager.OnBackStackChangedListener | Interface to watch for changes to the back stack. |
| FragmentManager.OnBackStackChangedListener | Interface to watch for changes to the back stack. |
| FragmentPagerAdapter | Implementation of PagerAdapter that represents each page as a Fragment that is persistently kept in the fragment manager as long as the user can return to the page. |
| FragmentPagerAdapter | Implementation of PagerAdapter that represents each page as a Fragment that is persistently kept in the fragment manager as long as the user can return to the page. |
| FragmentStatePagerAdapter | Implementation of PagerAdapter that uses a Fragment to manage each page. |
| FragmentStatePagerAdapter | Implementation of PagerAdapter that uses a Fragment to manage each page. |
| FragmentTabHost | Version of FragmentTabHost that can be used with the platform Fragment APIs. |
| FragmentTabHost | Special TabHost that allows the use of Fragment objects for its tab content. |
| FragmentTransaction | API for performing a set of Fragment operations. |
| FragmentTransaction | Static library support version of the framework’s 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. |
| FullBackupDataOutput | Provides the interface through which a BackupAgent writes entire files to a full backup data set, via its onFullBackup(FullBackupDataOutput) method. |
| Future | A Future represents the result of an asynchronous computation. |
| FutureTask | A cancellable asynchronous computation. |
| G | |
| 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. |
| GatheringByteChannel | The interface for channels that can write a set of buffers in a single operation. |
| GCMParameterSpec | Provides a the parameters for an instance of a Cipher using Galois/Counter Mode (GCM). |
| GeneralSecurityException | GeneralSecurityException is a general security exception and the superclass for all security specific exceptions. |
| GenericArrayType | This interface represents an array type with a component type that is either a parameterized type or a type variable. |
| GenericDeclaration | Common interface for language constructs that declare type parameters. |
| GenericSignatureFormatError | Indicates that a malformed signature has been encountered via a reflective method. |
| Geocoder | A class for handling geocoding and reverse geocoding. |
| GeofenceHardware | This class handles geofences managed by various hardware subsystems. |
| GeofenceHardwareCallback | The callback class associated with the APIs in GeofenceHardware |
| GeofenceHardwareMonitorCallback | The callback class associated with the status change of hardware montiors in GeofenceHardware |
| GeofenceHardwareRequest | This class represents the characteristics of the geofence. |
| 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. |
| GestureDetector | Detects various gestures and events using the supplied MotionEvents. |
| 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. |
| GestureDetectorCompat | Detects various gestures and events using the supplied MotionEvents. |
| 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). | |
| 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. |
| 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 |
| GLException | An exception class for OpenGL errors. |
| 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. |
| GpsSatellite | This class represents the current state of a GPS satellite. |
| GpsStatus | This class represents the current state of the GPS engine. |
| GpsStatus.Listener | Used for receiving notifications when GPS status has changed. |
| GpsStatus.NmeaListener | Used for receiving NMEA sentences from the GPS. |
| 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 |
| Gravity | Standard constants and tools for placing an object within a potentially larger container. |
| GravityCompat | Compatibility shim for accessing newer functionality from Gravity. |
| GregorianCalendar | GregorianCalendar is a concrete subclass of Calendar and provides the standard calendar used by most of the world. |
| GridLayout | A layout that places its children in a rectangular grid. |
| 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.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.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. |
| 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 | A Principal that represents a group of principals. |
| GsmCellLocation | Represents the cell location on a GSM phone. |
| Guard | Guard implementors protect access to other objects. |
| GuardedObject | GuardedObject controls access to an object, by checking all requests for the object with a Guard. |
| GZIPInputStream | The GZIPInputStream class is used to read data stored in the GZIP format, reading and decompressing GZIP data from the underlying stream into its buffer. |
| GZIPOutputStream | The GZIPOutputStream class is used to write data to a stream in the GZIP storage format. |
| H | |
| Handler | A Handler allows you to send and process Message and Runnable objects associated with a thread’s MessageQueue. |
| Handler | A Handler object accepts a logging request and exports the desired messages to a target, for example, a file, the console, etc. |
| 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 1. This class works with the deprecated DocumentHandler interface. It has been replaced by the SAX2 DefaultHandler class. |
| HandlerThread | Handy class for starting a new thread that has a looper. |
| HandshakeCompletedEvent | The event object encapsulating the information about a completed SSL handshake on a SSL connection. |
| HandshakeCompletedListener | The listener to be implemented to receive event notifications on completion of SSL handshake on an SSL connection. |
| HapticFeedbackConstants | Constants to be used to perform haptic feedback effects via performHapticFeedback(int) |
| HashMap<K, V> | HashMap is an implementation of Map. |
| HashSet | HashSet is an implementation of a Set. |
| Hashtable<K, V> | Hashtable is a synchronized implementation of Map. |
| Header | Represents an HTTP header field. |
| HeaderElement | One element of an HTTP header value. |
| HeaderElementIterator | A type-safe iterator for HeaderElement objects. |
| HeaderGroup | A class for combining a set of headers. |
| HeaderIterator | A type-safe iterator for Header objects. |
| HeaderValueFormatter | Interface for formatting elements of a header value. |
| HeaderValueParser | Interface for parsing header values into elements. |
| HeaderViewListAdapter | ListAdapter used when a ListView has header views. |
| HeterogeneousExpandableList | Additional methods that when implemented make an ExpandableListAdapter take advantage of the Adapter view type mechanism. |
| HideReturnsTransformationMethod | This transformation method causes any carriage return characters (\r) to be hidden by displaying them as zero-width non-breaking space characters (). |
| 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 | |
| HostnameVerifier | The interface to be used to provide hostname verification functionality. |
| Html | This class processes HTML strings into displayable styled text. |
| Html.ImageGetter | Retrieves images for HTML |
| Html.TagHandler | Is notified when HTML tags are encountered that the parser does not know how to interpret. |
| HTTP | Constants and static helpers related to the HTTP protocol. |
| HttpAbstractParamBean | |
| HttpAuthHandler | Represents a request for HTTP authentication. |
| HttpClient | Interface for an HTTP client. |
| HttpClientConnection | An HTTP connection for use on the client side. |
| HttpClientParams | An adaptor for accessing HTTP client parameters in HttpParams. |
| HttpConnection | A generic HTTP connection, useful on client and server side. |
| HttpConnectionMetrics | The point of access to the statistics of an HttpConnection. |
| HttpConnectionMetricsImpl | Implementation of the metrics interface. |
| HttpConnectionParamBean | |
| HttpConnectionParams | An adaptor for accessing connection parameters in HttpParams. |
| HttpContext | A context for executing a request. |
| HttpCookie | An opaque key-value value pair held by an HTTP client to permit a stateful session with an HTTP server. |
| HttpDateGenerator | Generates a date in the format required by the HTTP protocol. |
| HttpDelete | HTTP DELETE method |
| The HTTP DELETE method is defined in section 9.7 of RFC2616: | |
| The DELETE method requests that the origin server delete the resource identified by the Request-URI. | |
| HttpEntity | An entity that can be sent or received with an HTTP message. |
| HttpEntityEnclosingRequest | A request with an entity. |
| HttpEntityEnclosingRequestBase | Basic implementation of an HTTP request that can be modified. |
| HttpEntityWrapper | Base class for wrapping entities. |
| HttpException | Signals that an HTTP exception has occurred. |
| HttpExpectationVerifier | Defines an interface to verify whether an incoming HTTP request meets the target server’s expectations. |
| HttpGet | HTTP GET method. |
| HttpHead | HTTP HEAD method. |
| HttpHost | Holds all of the variables needed to describe an HTTP connection to a host. |
| HttpHostConnectException | A ConnectException that specifies the HttpHost that was being connected to. |
| HttpInetConnection | An HTTP connection over the Internet Protocol (IP). |
| HttpMessage | A generic HTTP message. |
| HttpMessageParser | Generic message parser interface. |
| HttpMessageWriter | Generic message writer interface. |
| HttpOptions | HTTP OPTIONS method. |
| HttpParams | Represents a collection of HTTP protocol and framework parameters. |
| HttpPost | HTTP POST method. |
| HttpProcessor | Performs interceptor processing of requests and responses. |
| HttpProtocolParamBean | |
| HttpProtocolParams | This class implements an adaptor around the HttpParams interface to simplify manipulation of the HTTP protocol specific parameters. |
| HttpPut | HTTP PUT method. |
| HttpRequest | An HTTP request. |
| HttpRequestBase | Basic implementation of an HTTP request that can be modified. |
| HttpRequestExecutor | Sends HTTP requests and receives the responses. |
| HttpRequestFactory | A factory for HttpRequest objects. |
| HttpRequestHandler | |
| HttpRequestHandlerRegistry | Maintains a map of HTTP request handlers keyed by a request URI pattern. |
| HttpRequestHandlerResolver | Interface to be implemented by objects that can resolve HttpRequestHandler instances by request URI. |
| HttpRequestInterceptor | Processes a request. |
| HttpRequestInterceptorList | Provides access to an ordered list of request interceptors. |
| HttpRequestParser | |
| HttpRequestRetryHandler | A handler for determining if an HttpRequest should be retried after a recoverable exception during execution. |
| HttpRequestWriter | |
| HttpResponse | An HTTP response. |
| HttpResponseCache | Caches HTTP and HTTPS responses to the filesystem so they may be reused, saving time and bandwidth. |
| HttpResponseException | Signals a non 2xx HTTP response. |
| HttpResponseFactory | A factory for HttpResponse objects. |
| HttpResponseInterceptor | Processes a response. |
| HttpResponseInterceptorList | Provides access to an ordered list of response interceptors. |
| HttpResponseParser | |
| HttpResponseWriter | |
| HttpRetryException | If a HTTP request has to be retried, this exception will be thrown if the request cannot be retried automatically. |
| HttpRoute | The route for a request. |
| HttpRouteDirector | Provides directions on establishing a route. |
| HttpRoutePlanner | Encapsulates logic to compute a HttpRoute to a target host. |
| HttpServerConnection | An HTTP connection for use on the server side. |
| HttpService | Minimalistic server-side implementation of an HTTP processor. |
| HttpStatus | Constants enumerating the HTTP status codes. |
| HttpsURLConnection | An HttpURLConnection for HTTPS (RFC 2818). |
| HttpTrace | HTTP TRACE method. |
| HttpTransportMetrics | |
| HttpTransportMetricsImpl | Default implementation of HttpTransportMetrics. |
| HttpUriRequest | Extended version of the HttpRequest interface that provides convenience methods to access request properties such as request URI and method type. |
| HttpURLConnection | An URLConnection for HTTP (RFC 2616) used to send and receive data over the web. |
| HttpVersion | Represents an HTTP version, as specified in RFC 2616. |
| 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. |
| IconMarginSpan | |
| ICUCompat | |
| Identity | This class was deprecated in API level 1. Use Principal, KeyStore and the java.security.cert package instead. |
| IdentityHashMap<K, V> | IdentityHashMap is a variant on HashMap which tests equality by reference instead of equality by value. |
| IdentityInputStream | A stream for reading from a session input buffer. |
| IdentityOutputStream | A stream for writing with an “identity” transport encoding. |
| IdentityScope | This class was deprecated in API level 1. Use Principal, KeyStore and the java.security.cert package instead. |
| IdleConnectionHandler | A helper class for connection managers to track idle connections. |
| IDN | Converts internationalized domain names between Unicode and the ASCII Compatible Encoding (ACE) representation. |
| IInterface | Base class for Binder interfaces. |
| IllegalAccessError | Thrown when the VM notices that a program tries access a field which is not accessible from where it is referenced. |
| IllegalAccessException | Thrown when a program attempts to access a field or method which is not accessible from the location where the reference is made. |
| IllegalArgumentException | Thrown when a method is invoked with an argument which it can not reasonably deal with. |
| IllegalBlockingModeException | An IllegalBlockingModeException is thrown when an operation that requires a specific blocking mode is invoked on a channel that is in a different blocking mode. |
| IllegalBlockSizeException | The exception, that is thrown when the data length provided to a block cipher does not match the block size of the cipher. |
| IllegalCharsetNameException | An IllegalCharsetNameException is thrown when an illegal charset name is encountered. |
| IllegalFormatCodePointException | An IllegalFormatCodePointException will be thrown if an invalid Unicode code point (defined by isValidCodePoint(int)) is passed as a parameter to a Formatter. |
| IllegalFormatConversionException | An IllegalFormatConversionException will be thrown when the parameter is incompatible with the corresponding format specifier. |
| IllegalFormatException | An IllegalFormatException is thrown when a format string that contains either an illegal syntax or format specifier is transferred as a parameter. |
| IllegalFormatFlagsException | An IllegalFormatFlagsException will be thrown if the combination of the format flags is illegal. |
| IllegalFormatPrecisionException | An IllegalFormatPrecisionException will be thrown if the precision is a negative other than -1 or in other cases where precision is not supported. |
| IllegalFormatWidthException | An IllegalFormatWidthException will be thrown if the width is a negative value other than -1 or in other cases where a width is not supported. |
| IllegalMonitorStateException | Thrown when a monitor operation is attempted when the monitor is not in the correct state, for example when a thread attempts to exit a monitor which it does not own. |
| IllegalSelectorException | An IllegalSelectorException is thrown when a call is made to register a channel on a selector that has been created by a different provider. |
| IllegalStateException | Thrown when an action is attempted at a time when the VM is not in the correct state. |
| IllegalThreadStateException | Thrown when an operation is attempted which is not possible given the state that the executing thread is in. |
| Image | A single complete image buffer to use with a media source such as a MediaCodec. |
| 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. |
| 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, and RenderScript Allocations. | |
| ImageReader.OnImageAvailableListener | Callback interface for being notified that a new image is available. |
| ImageSpan | |
| ImageSwitcher | |
| ImageView | Displays an arbitrary image, such as an icon. |
| ImageView.ScaleType | Options for scaling the bounds of an image to the bounds of this view. |
| IncompatibleClassChangeError | IncompatibleClassChangeError is the superclass of all classes which represent errors that occur when inconsistent class files are loaded into the same running image. |
| IncompleteAnnotationException | Indicates that an element of an annotation type was accessed that was added after the type was compiled or serialized. |
| IndexedPropertyChangeEvent | A type of PropertyChangeEvent that indicates that an indexed property has changed. |
| IndexOutOfBoundsException | Thrown when a program attempts to access a value in an indexable collection using a value which is outside of the range of valid indices. |
| Inet4Address | An IPv4 address. |
| Inet6Address | An IPv6 address. |
| InetAddress | An Internet Protocol (IP) address. |
| InetAddressUtils | A collection of utilities relating to InetAddresses. |
| InetSocketAddress | This class represents a socket endpoint described by a IP address and a port number. |
| InflateException | This exception is thrown by an inflater on error conditions. |
| Inflater | This class decompresses data that was compressed using the DEFLATE algorithm (see specification). |
| InflaterInputStream | This class provides an implementation of FilterInputStream that decompresses data that was compressed using the DEFLATE algorithm (see specification). |
| InflaterOutputStream | An OutputStream filter to decompress data. |
| InheritableThreadLocal | A thread-local variable whose value is passed from parent to child thread. |
| Inherited | Defines a meta-annotation for indicating that an annotation is automatically inherited. |
| InputBinding | Information given to an InputMethod about a client connecting to it. |
| 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. |
| InputDevice | Describes the capabilities of a particular input device. |
| InputDevice.MotionRange | Provides information about the range of values for a particular MotionEvent axis. |
| InputEvent | Common base class for input events. |
| InputFilter | InputFilters can be attached to Editables to constrain the changes that can be made to them. |
| InputFilter.AllCaps | This filter will capitalize all the lower case 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 | 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.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 | An InputMismatchException is thrown by a scanner to indicate that the next token does not match or is out of range for the type specified in the pattern. |
| 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 | A readable source of bytes. |
| InputStreamEntity | A streamed entity obtaining content from an InputStream. |
| InputStreamReader | A class for turning a byte stream into a character stream. |
| InputType | Bit definitions for an integer defining the basic content type of text held in an Editable object. |
| InsetDrawable | A Drawable that insets another Drawable by a specified distance. |
| InstantiationError | Thrown when the VM notices that a program tries to create a new instance of a class which has no visible constructors from the location where new is invoked. |
| InstantiationException | Thrown when a program attempts to access a constructor which is not accessible from the location where the reference is made. |
| 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 | A test case that has access to Instrumentation. |
| InstrumentationTestRunner | An Instrumentation that runs various types of TestCases against an Android package (application). |
| InstrumentationTestSuite | A TestSuite that injects Instrumentation into InstrumentationTestCase before running them. |
| Int2 | Class for exposing the native RenderScript int2 type back to the Android system. |
| Int2 | Class for exposing the native RenderScript int2 type back to the Android system. |
| Int3 | Class for exposing the native RenderScript int3 type back to the Android system. |
| Int3 | Class for exposing the native RenderScript int3 type back to the Android system. |
| Int4 | Class for exposing the native RenderScript int4 type back to the Android system. |
| Int4 | Class for exposing the native RenderScript int4 type back to the Android system. |
| IntBuffer | A buffer of ints. |
| Integer | The wrapper for the primitive type int. |
| 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. |
| IntentCompat | Helper for accessing features in Intent introduced after API level 4 in a backwards compatible fashion. |
| IntentFilter | Structured description of Intent values to be matched. |
| IntentFilter.AuthorityEntry | This is an entry for a single authority in the Iterator returned by authoritiesIterator(). |
| IntentFilter.MalformedMimeTypeException | This exception is thrown when a given MIME type does not have a valid syntax. |
| 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 | IntentService is a base class for Services that handle asynchronous requests (expressed as Intents) on demand. |
| InterfaceAddress | Identifies one of a network interface’s addresses. |
| InternalError | Thrown when the VM notices that it has gotten into an undefined state. |
| Interpolator | |
| Interpolator | An interpolator defines the rate of change of an animation. |
| Interpolator.Result | |
| InterruptedException | Thrown when a waiting thread is activated before the condition it was waiting for has been satisfied. |
| InterruptedIOException | Signals that a blocking I/O operation has been interrupted. |
| InterruptibleChannel | Channels that implement this interface can be asynchronously closed and interrupted. |
| IntEvaluator | This evaluator can be used to perform type interpolation between int values. |
| InvalidAlgorithmParameterException | InvalidAlgorithmParameterException indicates the occurrence of invalid algorithm parameters. |
| InvalidClassException | Signals a problem during the serialization or or deserialization of an object. |
| InvalidCredentialsException | Authentication credentials required to respond to a authentication challenge are invalid |
| InvalidKeyException | InvalidKeyException indicates exceptional conditions, caused by an invalid key. |
| InvalidKeySpecException | The exception that is thrown when an invalid key specification is encountered. |
| InvalidMarkException | An InvalidMarkException is thrown when reset() is called on a buffer, but no mark has been set previously. |
| InvalidObjectException | Signals that, during deserialization, the validation of an object has failed. |
| InvalidParameterException | InvalidParameterException indicates exceptional conditions, caused by invalid parameters. |
| InvalidParameterSpecException | The exception that is thrown when an invalid parameter specification is encountered. |
| InvalidPreferencesFormatException | An exception to indicate that the input XML file is not well-formed or could not be validated against the appropriate document type (specified by in the Preferences). |
| InvalidPropertiesFormatException | An InvalidPropertiesFormatException is thrown if loading the XML document defining the properties does not follow the Properties specification. |
| InvocationHandler | Implementors of this interface dispatch methods invoked on proxy instances. |
| InvocationTargetException | This class provides a wrapper for an exception thrown by a Method or Constructor invocation. |
| IOError | This error is thrown when a severe I/O error has happened. |
| IOException | Signals a general, I/O-related error. |
| IsoDep | Provides access to ISO-DEP (ISO 14443-4) properties and I/O operations on a Tag. |
| IsolatedContext | A mock context which prevents its users from talking to the rest of the device while stubbing enough methods to satify code that tries to talk to other packages. |
| Iterable | Instances of classes that implement this interface can be used with the enhanced for loop. |
| Iterator | An iterator over a sequence of objects, such as a collection. |
| IvParameterSpec | The algorithm parameter specification for an initialization vector. |
| J | |
| JarEntry | Represents a single file in a JAR archive together with the manifest attributes and digital signatures associated with it. |
| JarException | This runtime exception is thrown when a problem occurs while reading a JAR file. |
| JarFile | JarFile is used to read jar entries and their associated data from jar files. |
| JarInputStream | The input stream from which the JAR file to be read may be fetched. |
| JarOutputStream | The JarOutputStream is used to write data in the JarFile format to an arbitrary output stream |
| JarURLConnection | This class establishes a connection to a jar: URL using the JAR protocol. |
| 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. |
| 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 toString() and 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. |
| K | |
| Key | Key is the common interface for all keys. |
| KeyAgreement | This class provides the functionality for a key exchange protocol. |
| KeyAgreementSpi | The Service Provider Interface (SPI) definition for the KeyAgreement class. |
| Keyboard | Loads an XML description of a keyboard and stores the attributes of the keys. |
| Keyboard.Key | Class for describing the position and characteristics of a single key in the keyboard. |
| Keyboard.Row | Container for keys in the keyboard. |
| KeyboardView | A view that renders a virtual Keyboard. |
| 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 choosePrivateKeyAlias(Activity, KeyChainAliasCallback, String[], Principal[], String, int, 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 getDisplayLabel(int), getNumber(int) and get(int, int). |
| KeyCharacterMap.UnavailableException | Thrown by load(int) when a key character map could not be loaded. |
| KeyEvent | Object used to report key and button events. |
| KeyEvent.Callback | |
| KeyEvent.DispatcherState | Use with dispatch(Callback, DispatcherState, Object) for more advanced key dispatching, such as long presses. |
| KeyEventCompat | Helper for accessing features in KeyEvent introduced after API level 4 in a backwards compatible fashion. |
| KeyException | KeyException is the common superclass of all key related exceptions. |
| KeyFactory | KeyFactory is an engine class that can be used to translate between public and private key objects and convert keys between their external representation, that can be easily transported and their internal representation. |
| KeyFactorySpi | KeyFactorySpi is the Service Provider Interface (SPI) definition for KeyFactory. |
| Keyframe | This class holds a time/value pair for an animation. |
| KeyGenerator | This class provides the public API for generating symmetric cryptographic keys. |
| KeyGeneratorSpi | The Service Provider Interface (SPI) definition for the KeyGenerator class. |
| KeyguardManager | Class that can be used to lock and unlock the keyboard. |
| KeyguardManager.KeyguardLock | This class was deprecated in API level 13. Use FLAG_DISMISS_KEYGUARD and/or FLAG_SHOW_WHEN_LOCKED instead; this allows you to seamlessly hide the keyguard as your application moves in and out of the foreground and does not require that any special permissions be requested. Handle returned by newKeyguardLock(String) that allows you to disable / reenable the keyguard. |
| KeyguardManager.OnKeyguardExitResult | Callback passed to exitKeyguardSecurely(KeyguardManager.OnKeyguardExitResult) to notify caller of result. |
| KeyListener | Interface for converting text key events into edit operations on an Editable class. |
| KeyManagementException | KeyManagementException is a general exception, thrown to indicate an exception during processing an operation concerning key management. |
| KeyManager | This is the interface to implement in order to mark a class as a JSSE key managers so that key managers can be easily grouped. |
| KeyManagerFactory | The public API for KeyManagerFactory implementations. |
| KeyManagerFactorySpi | The Service Provider Interface (SPI) for the KeyManagerFactory class. |
| KeyPair | KeyPair is a container for a public key and a private key. |
| KeyPairGenerator | KeyPairGenerator is an engine class which is capable of generating a private key and its related public key utilizing the algorithm it was initialized with. |
| KeyPairGeneratorSpec | This provides the required parameters needed for initializing the KeyPairGenerator that works with Android KeyStore facility. |
| KeyPairGeneratorSpec.Builder | Builder class for KeyPairGeneratorSpec objects. |
| KeyPairGeneratorSpi | KeyPairGeneratorSpi is the Service Provider Interface (SPI) definition for KeyPairGenerator. |
| KeyRep | KeyRep is a standardized representation for serialized Key objects. |
| KeyRep.Type | Type enumerates the supported key types. |
| KeySpec | The marker interface for key specifications. |
| KeyStore | KeyStore is responsible for maintaining cryptographic keys and their owners. |
| KeyStore.Builder | Builder is used to construct new instances of KeyStore. |
| KeyStore.CallbackHandlerProtection | CallbackHandlerProtection is a ProtectionParameter that encapsulates a CallbackHandler. |
| KeyStore.Entry | Entry is the common marker interface for a KeyStore entry. |
| KeyStore.LoadStoreParameter | LoadStoreParameter represents a parameter that specifies how a KeyStore can be loaded and stored. |
| KeyStore.PasswordProtection | PasswordProtection is a ProtectionParameter that protects a KeyStore using a password. |
| KeyStore.PrivateKeyEntry | PrivateKeyEntry represents a KeyStore entry that holds a private key. |
| KeyStore.ProtectionParameter | ProtectionParameter is a marker interface for protection parameters. |
| KeyStore.SecretKeyEntry | SecretKeyEntry represents a KeyStore entry that holds a secret key. |
| KeyStore.TrustedCertificateEntry | TrustedCertificateEntry represents a KeyStore entry that holds a trusted certificate. |
| KeyStoreBuilderParameters | The parameters for KeyManagers. |
| KeyStoreException | KeyStoreException is a general KeyStore exception. |
| KeyStoreParameter | This provides the optional parameters that can be specified for KeyStore entries that work with Android KeyStore facility. |
| KeyStoreParameter.Builder | Builder class for KeyStoreParameter objects. |
| KeyStoreSpi | KeyStoreSpi is the Service Provider Interface (SPI) definition for KeyStore. |
| L | |
| LabeledIntent | A special subclass of Intent that can have a custom label/icon associated with it. |
| LangUtils | A set of utility methods to help produce consistent equals and hashCode methods. |
| LargeTest | Marks a test that should run as part of the large tests. |
| LastOwnerException | The exception that is thrown when an attempt is made to remove the the last Owner from an Owner. |
| LauncherActivity | Displays a list of all activities which can be performed for a given intent. |
| LauncherActivity.IconResizer | Utility class to resize icons to match default icon size. |
| LauncherActivity.ListItem | An item in the list |
| LaxContentLengthStrategy | The lax implementation of the content length strategy. |
| LayerDrawable | A Drawable that manages an array of other Drawables. |
| LayeredSocketFactory | A SocketFactory for layered sockets (SSL/TLS). |
| LayerRasterizer | |
| Layout | A base class that manages text layout in visual elements on the screen. |
| Layout.Alignment | |
| Layout.Directions | Stores information about bidirectional (left-to-right or right-to-left) text within the layout of a line. |
| LayoutAnimationController | A layout animation controller is used to animated a layout’s, or a view group’s, children. |
| LayoutAnimationController.AnimationParameters | The set of parameters that has to be attached to each view contained in the view group animated by the layout animation controller. |
| LayoutDirection | A class for defining layout directions. |
| LayoutInflater | Instantiates a layout XML file into its corresponding View objects. |
| LayoutInflater.Factory | |
| LayoutInflater.Factory2 | |
| LayoutInflater.Filter | Hook to allow clients of the LayoutInflater to restrict the set of Views that are allowed to be inflated. |
| LayoutTransition | This class enables automatic animations on layout changes in ViewGroup objects. |
| LayoutTransition.TransitionListener | This interface is used for listening to starting and ending events for transitions. |
| LDAPCertStoreParameters | The parameters to initialize a LDAP CertStore instance. |
| LeadingMarginSpan | A paragraph style affecting the leading margin. |
| LeadingMarginSpan.LeadingMarginSpan2 | An extended version of LeadingMarginSpan, which allows the implementor to specify the number of lines of text to which this object is attached that the “first line of paragraph” margin width will be applied to. |
| LeadingMarginSpan.Standard | The standard implementation of LeadingMarginSpan, which adjusts the margin but does not do any rendering. |
| Level | Level objects are used to indicate the level of logging. |
| LevelListDrawable | A resource that manages a number of alternate Drawables, each assigned a maximum numerical value. |
| LexicalHandler | SAX2 extension handler for lexical events. |
| LightingColorFilter | |
| LinearGradient | |
| LinearInterpolator | An interpolator where the rate of change is constant |
| LinearLayout | A Layout that arranges its children in a single column or a single row. |
| LinearLayout.LayoutParams | Per-child layout information associated with ViewLinearLayout. |
| LineBackgroundSpan | |
| LineFormatter | Interface for formatting elements of the HEAD section of an HTTP message. |
| LineHeightSpan | |
| LineHeightSpan.WithDensity | |
| LineNumberInputStream | This class was deprecated in API level 1. Use LineNumberReader instead. |
| LineNumberReader | Wraps an existing Reader and counts the line terminators encountered while reading the data. |
| LineParser | Interface for parsing lines in the HEAD section of an HTTP message. |
| LinkageError | LinkageError is the superclass of all error classes that occur when loading and linking class files. |
| LinkedBlockingDeque | An optionally-bounded blocking deque based on linked nodes. |
| LinkedBlockingQueue | An optionally-bounded blocking queue based on linked nodes. |
| LinkedHashMap<K, V> | LinkedHashMap is an implementation of Map that guarantees iteration order. |
| LinkedHashSet | LinkedHashSet is a variant of HashSet. |
| LinkedList | LinkedList is an implementation of List, backed by a doubly-linked list. |
| Linkify | Linkify take a piece of text and a regular expression and turns all of the regex matches in the text into clickable links. |
| Linkify.MatchFilter | MatchFilter enables client code to have more control over what is allowed to match and become a link, and what is not. |
| Linkify.TransformFilter | TransformFilter enables client code to have more control over how matched patterns are represented as URLs. |
| LinkMovementMethod | A movement method that traverses links in the text buffer and scrolls if necessary. |
| List | A List is a collection which maintains an ordering for its elements. |
| ListActivity | An activity that displays a list of items by binding to a data source such as an array or Cursor, and exposes event handlers when the user selects an item. |
| ListAdapter | Extended Adapter that is the bridge between a ListView and the data that backs the list. |
| ListFragment | A fragment that displays a list of items by binding to a data source such as an array or Cursor, and exposes event handlers when the user selects an item. |
| ListFragment | Static library support version of the framework’s ListFragment. |
| ListIterator | An ListIterator is used to sequence over a List of objects. |
| ListPopupWindow | A ListPopupWindow anchors itself to a host view and displays a list of choices. |
| ListPopupWindowCompat | Helper for accessing features in ListPopupWindow introduced after API level 4 in a backwards compatible fashion. |
| ListPreference | A Preference that displays a list of entries as a dialog. |
| ListResourceBundle | ListResourceBundle is the abstract superclass of classes which provide resources by implementing the getContents() method to return the list of resources. |
| ListView | A view that shows items in a vertically scrolling list. |
| ListView.FixedViewInfo | A class that represents a fixed view in a list, for example a header at the top or a footer at the bottom. |
| ListViewAutoScrollHelper | An implementation of AutoScrollHelper that knows how to scroll through a ListView. |
| LiveFolders | This class was deprecated in API level 14. Live folders are no longer supported by Android. These have been replaced by the new AppWidget Collection APIs introduced in HONEYCOMB. These provide all of the features of live folders plus many more. The use of live folders is greatly discouraged because of security issues they introduce – publishing a live folder requires making all data show for the live folder available to all applications with no permissions protecting it. |
| Loader | An abstract class that performs asynchronous loading of data. |
| Loader | Static library support version of the framework’s Loader. |
| Loader.ForceLoadContentObserver | An implementation of a ContentObserver that takes care of connecting it to the Loader to have the loader re-load its data when the observer is told it has changed. |
| Loader.ForceLoadContentObserver | An implementation of a ContentObserver that takes care of connecting it to the Loader to have the loader re-load its data when the observer is told it has changed. |
| Loader.OnLoadCanceledListener | Interface that is implemented to discover when a Loader has been canceled before it finished loading its data. |
| Loader.OnLoadCompleteListener | Interface that is implemented to discover when a Loader has finished loading its data. |
| Loader.OnLoadCompleteListener | Interface that is implemented to discover when a Loader has finished loading its data. |
| LoaderManager | Interface associated with an Activity or Fragment for managing one or more Loader instances associated with it. |
| LoaderManager | Static library support version of the framework’s LoaderManager. |
| LoaderManager.LoaderCallbacks | Callback interface for a client to interact with the manager. |
| LoaderManager.LoaderCallbacks | Callback interface for a client to interact with the manager. |
| LoaderTestCase | A convenience class for testing Loaders. |
| LocalActivityManager | 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. |
| LocalBroadcastManager | Helper to register for and send broadcasts of Intents to local objects within your process. |
| Locale | Locale represents a language/country/variant combination. |
| LocaleSpan | Changes the Locale of the text to which the span is attached. |
| LocalServerSocket | non-standard class for creating inbound UNIX-domain socket on the Android platform, this is created in the Linux non-filesystem namespace. |
| LocalSocket | Creates a (non-server) socket in the UNIX-domain namespace. |
| LocalSocketAddress | A UNIX-domain (AF_LOCAL) socket address. |
| LocalSocketAddress.Namespace | The namespace that this address exists in. |
| Location | A data class representing a geographic location. |
| LocationListener | Used for receiving notifications from the LocationManager when the location has changed. |
| LocationManager | This class provides access to the system location services. |
| LocationProvider | An abstract superclass for location providers. |
| Locator | Interface for associating a SAX event with a document location. |
| Locator2 | SAX2 extension to augment the entity information provided though a Locator. |
| Locator2Impl | SAX2 extension helper for holding additional Entity information, implementing the Locator2 interface. |
| LocatorImpl | Provide an optional convenience implementation of Locator. |
| Lock | Lock implementations provide more extensive locking operations than can be obtained using synchronized methods and statements. |
| LockSupport | Basic thread blocking primitives for creating locks and other synchronization classes. |
| Log | API for sending log output. |
| Logger | Loggers are used to log records to a variety of destinations such as log files or the console. |
| LoggingMXBean | LoggingMXBean is the management interface for the logging sub-system. |
| LoggingPermission | Legacy security code; do not use. |
| LoggingSessionInputBuffer | Logs all data read to the wire LOG. |
| LoggingSessionOutputBuffer | Logs all data written to the wire LOG. |
| LoginException | Base class for exceptions that are thrown when a login error occurs. |
| LoginFilter | Abstract class for filtering login-related text (user names and passwords) |
| LoginFilter.PasswordFilterGMail | This filter is compatible with GMail passwords which restricts characters to the Latin-1 (ISO8859-1) char set. |
| LoginFilter.UsernameFilterGeneric | This filter rejects characters in the user name that are not compatible with Google login. |
| LoginFilter.UsernameFilterGMail | This filter rejects characters in the user name that are not compatible with GMail account creation. |
| LogManager | LogManager is used to maintain configuration properties of the logging framework, and to manage a hierarchical namespace of all named Logger objects. |
| LogPrinter | Implementation of a Printer that sends its output to the system log. |
| LogRecord | A LogRecord object represents a logging request. |
| Long | The wrapper for the primitive type long. |
| Long2 | Class for exposing the native RenderScript long2 type back to the Android system. |
| Long2 | Class for exposing the native RenderScript long2 type back to the Android system. |
| Long3 | Class for exposing the native RenderScript long3 type back to the Android system. |
| Long3 | Class for exposing the native RenderScript long3 type back to the Android system. |
| Long4 | Class for exposing the native RenderScript long4 type back to the Android system. |
| Long4 | Class for exposing the native RenderScript long4 type back to the Android system. |
| LongBuffer | A buffer of longs. |
| LongSparseArray | SparseArray mapping longs to Objects, a version of the platform’s LongSparseArray that can be used on older versions of the platform. |
| LongSparseArray | SparseArray mapping longs to Objects. |
| Looper | Class used to run a message loop for a thread. |
| LoudnessEnhancer | LoudnessEnhancer is an audio effect for increasing audio loudness. |
| LruCache<K, V> | Static library version of LruCache. |
| LruCache<K, V> | A cache that holds strong references to a limited number of values. |
| LSException | Parser or write operations may throw an LSException if the processing is stopped. |
| LSInput | This interface represents an input source for data. |
| LSOutput | This interface represents an output destination for data. |
| LSParser | An interface to an object that is able to build, or augment, a DOM tree from various input sources. |
| LSParserFilter | LSParserFilters provide applications the ability to examine nodes as they are being constructed while parsing. |
| LSResourceResolver | LSResourceResolver provides a way for applications to redirect references to external resources. |
| LSSerializer | A LSSerializer provides an API for serializing (writing) a DOM document out into XML. |
| M | |
| Mac | This class provides the public API for Message Authentication Code (MAC) algorithms. |
| MacSpi | The Service-Provider Interface (SPI) definition for the Mac class. |
| MailTo | MailTo URL parser This class parses a mailto scheme URL and then can be queried for the parsed parameters. |
| MalformedChallengeException | Signals that authentication challenge is in some way invalid or illegal in the given context |
| MalformedChunkCodingException | Signals a malformed chunked stream. |
| MalformedCookieException | Signals that a cookie is in some way invalid or illegal in a given context |
| MalformedInputException | A MalformedInputException is thrown when a malformed input is encountered, for example if a byte sequence is illegal for the given charset. |
| MalformedJsonException | Thrown when a reader encounters malformed JSON. |
| MalformedParameterizedTypeException | Indicates that a malformed parameterized type has been encountered by a reflective method. |
| MalformedURLException | This exception is thrown when a program attempts to create an URL from an incorrect specification. |
| ManagedClientConnection | A client-side connection with advanced connection logic. |
| ManagerFactoryParameters | The marker interface for key manager factory parameters. |
| Manifest | |
| Manifest | The Manifest class is used to obtain attribute information for a JarFile and its entries. |
| Manifest.permission | |
| Manifest.permission_group | |
| Map<K, V> | A Map is a data structure consisting of a set of keys and values in which each key is mapped to a single value. |
| Map.Entry<K, V> | Map.Entry is a key/value mapping contained in a Map. |
| MappedByteBuffer | MappedByteBuffer is a special kind of direct byte buffer which maps a region of file to memory. |
| MarginLayoutParamsCompat | Helper for accessing API features in MarginLayoutParams added after API 4. |
| MaskFilter | MaskFilter is the base class for object that perform transformations on an alpha-channel mask before drawing it. |
| MaskFilterSpan | |
| Matcher | The result of applying a Pattern to a given input. |
| MatchResult | Holds the results of a successful match of a Pattern against a given string. |
| Math | Class Math provides basic math constants and operations such as trigonometric functions, hyperbolic functions, exponential, logarithms, etc. |
| MathContext | Immutable objects describing settings such as rounding mode and digit precision for the numerical operations provided by class BigDecimal. |
| Matrix | The Matrix class holds a 3x3 matrix for transforming coordinates. |
| Matrix | Matrix math utilities. |
| Matrix.ScaleToFit | Controlls how the src rect should align into the dst rect for setRectToRect(). |
| Matrix2f | Class for exposing the native RenderScript rs_matrix2x2 type back to the Android system. |
| Matrix2f | Class for exposing the native RenderScript rs_matrix2x2 type back to the Android system. |
| Matrix3f | Class for exposing the native RenderScript rs_matrix3x3 type back to the Android system. |
| Matrix3f | Class for exposing the native RenderScript rs_matrix3x3 type back to the Android system. |
| Matrix4f | Class for exposing the native RenderScript rs_matrix4x4 type back to the Android system. |
| Matrix4f | Class for exposing the native RenderScript rs_matrix4x4 type back to the Android system. |
| MatrixCursor | A mutable cursor implementation backed by an array of Objects. |
| MatrixCursor.RowBuilder | Builds a row of values using either of these approaches: |
| Values can be added with explicit column ordering using add(Object), which starts from the left-most column and adds one column value at a time. | |
| MediaActionSound | A class for producing sounds that match those produced by various actions taken by the media and camera APIs. |
| MediaCodec | MediaCodec class can be used to access low-level media codec, i.e. |
| MediaCodec.BufferInfo | Per buffer metadata includes an offset and size specifying the range of valid data in the associated codec buffer. |
| MediaCodec.CryptoException | Thrown when a crypto error occurs while queueing a secure input buffer. |
| MediaCodec.CryptoInfo | Metadata describing the structure of a (at least partially) encrypted input sample. |
| MediaCodecInfo | Provides information about a given media codec available on the device. |
| MediaCodecInfo.CodecCapabilities | Encapsulates the capabilities of a given codec component. |
| MediaCodecInfo.CodecProfileLevel | Encapsulates the profiles available for a codec component. |
| MediaCodecList | Allows you to enumerate available codecs, each specified as a MediaCodecInfo object, find a codec supporting a given format and query the capabilities of a given codec. |
| MediaControlIntent | Constants for media control intents. |
| MediaController | A view containing controls for a MediaPlayer. |
| MediaController.MediaPlayerControl | |
| MediaCrypto | MediaCrypto class can be used in conjunction with MediaCodec to decode encrypted media data. |
| MediaCryptoException | Exception thrown if MediaCrypto object could not be instantiated for whatever reason. |
| MediaDrm | MediaDrm can be used to obtain keys for decrypting protected media streams, in conjunction with MediaCrypto. |
| MediaDrm.CryptoSession | In addition to supporting decryption of DASH Common Encrypted Media, the MediaDrm APIs provide the ability to securely deliver session keys from an operator’s session key server to a client device, based on the factory-installed root of trust, and then perform encrypt, decrypt, sign and verify operations with the session key on arbitrary user data. |
| MediaDrm.KeyRequest | Contains the opaque data an app uses to request keys from a license server |
| MediaDrm.OnEventListener | Interface definition for a callback to be invoked when a drm event occurs |
| MediaDrm.ProvisionRequest | Contains the opaque data an app uses to request a certificate from a provisioning server |
| MediaDrmException | Base class for MediaDrm exceptions |
| MediaExtractor | MediaExtractor facilitates extraction of demuxed, typically encoded, media data from a data source. |
| MediaFormat | Encapsulates the information describing the format of media data, be it audio or video. |
| MediaItemMetadata | Constants for specifying metadata about a media item as a Bundle. |
| MediaItemStatus | Describes the playback status of a media item. |
| MediaItemStatus.Builder | Builder for media item status objects. |
| MediaMetadataEditor | An abstract class for editing and storing metadata that can be published by RemoteControlClient. |
| MediaMetadataRetriever | MediaMetadataRetriever class provides a unified interface for retrieving frame and meta data from an input media file. |
| MediaMuxer | MediaMuxer facilitates muxing elementary streams. |
| MediaMuxer.OutputFormat | Defines the output format. |
| MediaPlayer | MediaPlayer class can be used to control playback of audio/video files and streams. |
| MediaPlayer.OnBufferingUpdateListener | Interface definition of a callback to be invoked indicating buffering status of a media resource being streamed over the network. |
| MediaPlayer.OnCompletionListener | Interface definition for a callback to be invoked when playback of a media source has completed. |
| MediaPlayer.OnErrorListener | Interface definition of a callback to be invoked when there has been an error during an asynchronous operation (other errors will throw exceptions at method call time). |
| MediaPlayer.OnInfoListener | Interface definition of a callback to be invoked to communicate some info and/or warning about the media or its playback. |
| MediaPlayer.OnPreparedListener | Interface definition for a callback to be invoked when the media source is ready for playback. |
| MediaPlayer.OnSeekCompleteListener | Interface definition of a callback to be invoked indicating the completion of a seek operation. |
| MediaPlayer.OnTimedTextListener | Interface definition of a callback to be invoked when a timed text is available for display. |
| MediaPlayer.OnVideoSizeChangedListener | Interface definition of a callback to be invoked when the video size is first known or updated |
| MediaPlayer.TrackInfo | Class for MediaPlayer to return each audio/video/subtitle track’s metadata. |
| MediaRecorder | Used to record audio and video. |
| MediaRecorder.AudioEncoder | Defines the audio encoding. |
| MediaRecorder.AudioSource | Defines the audio source. |
| MediaRecorder.OnErrorListener | Interface definition for a callback to be invoked when an error occurs while recording. |
| MediaRecorder.OnInfoListener | Interface definition for a callback to be invoked when an error occurs while recording. |
| MediaRecorder.OutputFormat | Defines the output format. |
| MediaRecorder.VideoEncoder | Defines the video encoding. |
| MediaRecorder.VideoSource | Defines the video source. |
| MediaRouteActionProvider | The media route action provider displays a media route button in the application’s ActionBar to allow the user to select routes and to control the currently selected route. |
| MediaRouteActionProvider | The media route action provider displays a media route button in the application’s ActionBar to allow the user to select routes and to control the currently selected route. |
| MediaRouteButton | |
| MediaRouteButton | The media route button allows the user to select routes and to control the currently selected route. |
| MediaRouteChooserDialog | This class implements the route chooser dialog for MediaRouter. |
| MediaRouteChooserDialogFragment | Media route chooser dialog fragment. |
| MediaRouteControllerDialog | This class implements the route controller dialog for MediaRouter. |
| MediaRouteControllerDialogFragment | Media route controller dialog fragment. |
| MediaRouteDescriptor | Describes the properties of a route. |
| MediaRouteDescriptor.Builder | Builder for media route descriptors. |
| MediaRouteDialogFactory | The media route dialog factory is responsible for creating the media route chooser and controller dialogs as needed. |
| MediaRouteDiscoveryFragment | Media route discovery fragment. |
| MediaRouteDiscoveryRequest | Describes the kinds of routes that the media router would like to discover and whether to perform active scanning. |
| MediaRouteProvider | Media route providers are used to publish additional media routes for use within an application. |
| MediaRouteProvider.Callback | Callback which is invoked when route information becomes available or changes. |
| MediaRouteProvider.ProviderMetadata | Describes properties of the route provider’s implementation. |
| MediaRouteProvider.RouteController | Provides control over a particular route. |
| MediaRouteProviderDescriptor | Describes the state of a media route provider and the routes that it publishes. |
| MediaRouteProviderDescriptor.Builder | Builder for media route provider descriptors. |
| MediaRouteProviderService | Base class for media route provider services. |
| MediaRouter | MediaRouter allows applications to control the routing of media channels and streams from the current device to external speakers and destination devices. |
| MediaRouter | MediaRouter allows applications to control the routing of media channels and streams from the current device to external speakers and destination devices. |
| MediaRouter.Callback | Interface for receiving events about media routing changes. |
| MediaRouter.Callback | Interface for receiving events about media routing changes. |
| MediaRouter.ControlRequestCallback | Callback which is invoked with the result of a media control request. |
| MediaRouter.ProviderInfo | Provides information about a media route provider. |
| MediaRouter.RouteCategory | Definition of a category of routes. |
| MediaRouter.RouteGroup | Information about a route that consists of multiple other routes in a group. |
| MediaRouter.RouteInfo | Information about a media route. |
| MediaRouter.RouteInfo | Provides information about a media route. |
| MediaRouter.SimpleCallback | Stub implementation of MediaRouter.Callback. |
| MediaRouter.UserRouteInfo | Information about a route that the application may define and modify. |
| MediaRouter.VolumeCallback | Interface for receiving events about volume changes. |
| MediaRouteSelector | Describes the capabilities of routes that applications would like to discover and use. |
| MediaRouteSelector.Builder | Builder for media route selectors. |
| MediaScannerConnection | MediaScannerConnection provides a way for applications to pass a newly created or downloaded media file to the media scanner service. |
| MediaScannerConnection.MediaScannerConnectionClient | An interface for notifying clients of MediaScannerConnection when a connection to the MediaScanner service has been established and when the scanning of a file has completed. |
| MediaScannerConnection.OnScanCompletedListener | Interface for notifying clients of the result of scanning a requested media file. |
| MediaSessionStatus | Describes the playback status of a media session. |
| MediaSessionStatus.Builder | Builder for media session status objects. |
| MediaStore | The Media provider contains meta data for all available media on both internal and external storage devices. |
| MediaStore.Audio | Container for all audio content. |
| MediaStore.Audio.AlbumColumns | Columns representing an album |
| MediaStore.Audio.Albums | Contains artists for audio files |
| MediaStore.Audio.ArtistColumns | Columns representing an artist |
| MediaStore.Audio.Artists | Contains artists for audio files |
| MediaStore.Audio.Artists.Albums | Sub-directory of each artist containing all albums on which a song by the artist appears. |
| MediaStore.Audio.AudioColumns | Columns for audio file that show up in multiple tables. |
| MediaStore.Audio.Genres | Contains all genres for audio files |
| MediaStore.Audio.Genres.Members | Sub-directory of each genre containing all members. |
| MediaStore.Audio.GenresColumns | Columns representing an audio genre |
| MediaStore.Audio.Media | |
| MediaStore.Audio.Playlists | Contains playlists for audio files |
| MediaStore.Audio.Playlists.Members | Sub-directory of each playlist containing all members. |
| MediaStore.Audio.PlaylistsColumns | Columns representing a playlist |
| MediaStore.Files | Media provider table containing an index of all files in the media storage, including non-media files. |
| MediaStore.Files.FileColumns | Fields for master table for all media files. |
| MediaStore.Images | Contains meta data for all available images. |
| MediaStore.Images.ImageColumns | |
| MediaStore.Images.Media | |
| MediaStore.Images.Thumbnails | This class allows developers to query and get two kinds of thumbnails: MINI_KIND: 512 x 384 thumbnail MICRO_KIND: 96 x 96 thumbnail |
| MediaStore.MediaColumns | Common fields for most MediaProvider tables |
| MediaStore.Video | |
| MediaStore.Video.Media | |
| MediaStore.Video.Thumbnails | This class allows developers to query and get two kinds of thumbnails: MINI_KIND: 512 x 384 thumbnail MICRO_KIND: 96 x 96 thumbnail |
| MediaStore.Video.VideoColumns | |
| MediaSyncEvent | The MediaSyncEvent class defines events that can be used to synchronize playback or capture actions between different players and recorders. |
| MediumTest | Marks a test that should run as part of the medium tests. |
| Member | Common interface providing access to reflective information on class members. |
| MemoryFile | MemoryFile is a wrapper for the Linux ashmem driver. |
| MemoryHandler | A Handler put the description of log events into a cycled memory buffer. |
| Menu | Interface for managing the items in a menu. |
| MenuCompat | Helper for accessing features in Menu introduced after API level 4 in a backwards compatible fashion. |
| MenuInflater | This class is used to instantiate menu XML files into Menu objects. |
| MenuItem | Interface for direct access to a previously created menu item. |
| MenuItem.OnActionExpandListener | Interface definition for a callback to be invoked when a menu item marked with SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW is expanded or collapsed. |
| MenuItem.OnMenuItemClickListener | Interface definition for a callback to be invoked when a menu item is clicked. |
| MenuItemCompat | Helper for accessing features in MenuItem introduced after API level 4 in a backwards compatible fashion. |
| MenuItemCompat.OnActionExpandListener | Interface definition for a callback to be invoked when a menu item marked with SHOW_AS_ACTION_COLLAPSE_ACTION_VIEW is expanded or collapsed. |
| MergeCursor | A convience class that lets you present an array of Cursors as a single linear Cursor. |
| Message | Defines a message containing a description and arbitrary data object that can be sent to a Handler. |
| MessageDigest | Uses a one-way hash function to turn an arbitrary number of bytes into a fixed-length byte sequence. |
| MessageDigestSpi | MessageDigestSpi is the Service Provider Interface (SPI) definition for MessageDigest. |
| MessageFormat | Produces concatenated messages in language-neutral way. |
| MessageFormat.Field | The instances of this inner class are used as attribute keys in AttributedCharacterIterator that the formatToCharacterIterator(Object) method returns. |
| MessageQueue | Low-level class holding the list of messages to be dispatched by a Looper. |
| MessageQueue.IdleHandler | Callback interface for discovering when a thread is going to block waiting for more messages. |
| Messenger | Reference to a Handler, which others can use to send messages to it. |
| MetaKeyKeyListener | This base class encapsulates the behavior for tracking the state of meta keys such as SHIFT, ALT and SYM as well as the pseudo-meta state of selecting text. |
| Method | This class represents a method. |
| MethodNotSupportedException | Indicates that an HTTP method is not supported. |
| MetricAffectingSpan | The classes that affect character-level text formatting in a way that changes the width or height of characters extend this class. |
| MGF1ParameterSpec | The parameter specification for the Mask Generation Function (MGF1) in the RSA-PSS Signature and OAEP Padding scheme. |
| MifareClassic | Provides access to MIFARE Classic properties and I/O operations on a Tag. |
| MifareUltralight | Provides access to MIFARE Ultralight properties and I/O operations on a Tag. |
| MimeTypeMap | Two-way map that maps MIME-types to file extensions and vice versa. |
| MissingFormatArgumentException | A MissingFormatArgumentException will be thrown if there is no corresponding argument with the specified conversion or an argument index that refers to a missing argument. |
| MissingFormatWidthException | A MissingFormatWidthException will be thrown if the format width is missing but is required. |
| MissingResourceException | A MissingResourceException is thrown by ResourceBundle when a resource bundle cannot be found or a resource is missing from a resource bundle. |
| MockApplication | A mock Application class. |
| MockContentProvider | Mock implementation of ContentProvider. |
| MockContentResolver | An extension of ContentResolver that is designed for testing. |
| MockContext | A mock Context class. |
| MockCursor | A mock Cursor class that isolates the test code from real Cursor implementation. |
| MockDialogInterface | A mock DialogInterface class. |
| MockPackageManager | A mock PackageManager class. |
| MockResources | A mock Resources class. |
| Modifier | This class provides static methods to decode class and member modifiers. |
| MonthDisplayHelper | Helps answer common questions that come up when displaying a month in a 6 row calendar grid format. |
| MoreAsserts | Contains additional assertion methods not found in JUnit. |
| MotionEvent | Object used to report movement (mouse, pen, finger, trackball) events. |
| MotionEvent.PointerCoords | Transfer object for pointer coordinates. |
| MotionEvent.PointerProperties | Transfer object for pointer properties. |
| MotionEventCompat | Helper for accessing features in MotionEvent introduced after API level 4 in a backwards compatible fashion. |
| MovementMethod | Provides cursor positioning, scrolling and text selection functionality in a TextView. |
| Movie | |
| MtpConstants | A class containing constants in the MTP and PTP specifications. |
| MtpDevice | This class represents an MTP or PTP device connected on the USB host bus. |
| MtpDeviceInfo | This class encapsulates information about an MTP device. |
| MtpObjectInfo | This class encapsulates information about an object on an MTP device. |
| MtpStorageInfo | This class encapsulates information about a storage unit on an MTP device. |
| MultiAutoCompleteTextView | An editable text view, extending AutoCompleteTextView, that can show completion suggestions for the substring of the text where the user is typing instead of necessarily for the entire thing. |
| MultiAutoCompleteTextView.CommaTokenizer | This simple Tokenizer can be used for lists where the items are separated by a comma and one or more spaces. |
| MultiAutoCompleteTextView.Tokenizer | |
| MulticastSocket | This class implements a multicast socket for sending and receiving IP multicast datagram packets. |
| MultihomePlainSocketFactory | Socket factory that implements a simple multi-home fail-over on connect failure, provided the same hostname resolves to multiple InetAddresses. |
| MultiSelectListPreference | A Preference that displays a list of entries as a dialog. |
| MultiTapKeyListener | This is the standard key listener for alphabetic input on 12-key keyboards. |
| MutableContextWrapper | Special version of ContextWrapper that allows the base context to be modified after it is initially set. |
| N | |
| NamedNodeMap | Objects implementing the NamedNodeMap interface are used to represent collections of nodes that can be accessed by name. |
| NameList | The NameList interface provides the abstraction of an ordered collection of parallel pairs of name and namespace values (which could be null values), without defining or constraining how this collection is implemented. |
| NamespaceContext | Interface for read only XML Namespace context processing. |
| NamespaceSupport | Encapsulate Namespace logic for use by applications using SAX, or internally by SAX drivers. |
| NameValuePair | A simple class encapsulating an attribute/value pair. |
| NativeActivity | Convenience for implementing an activity that will be implemented purely in native code. |
| NavigableMap<K, V> | A SortedMap extended with navigation methods returning the closest matches for given search targets. |
| NavigableSet | A SortedSet extended with navigation methods reporting closest matches for given search targets. |
| NavUtils | NavUtils provides helper functionality for applications implementing recommended Android UI navigation patterns. |
| NClob | |
| Ndef | Provides access to NDEF content and operations on a Tag. |
| NdefFormatable | Provide access to NDEF format operations on a Tag. |
| NdefMessage | Represents an immutable NDEF Message. |
| NdefRecord | Represents an immutable NDEF Record. |
| NegativeArraySizeException | Thrown when an attempt is made to create an array with a size of less than zero. |
| NeighboringCellInfo | Represents the neighboring cell information, including Received Signal Strength and Cell ID location. |
| NetPermission | Legacy security code; do not use. |
| NetscapeDomainHandler | |
| NetscapeDraftHeaderParser | |
| NetscapeDraftSpec | Netscape cookie draft compliant cookie policy |
| NetscapeDraftSpecFactory | |
| NetworkErrorException | |
| NetworkInfo | Describes the status of a network interface. |
| NetworkInfo.DetailedState | The fine-grained state of a network connection. |
| NetworkInfo.State | Coarse-grained network state. |
| NetworkInterface | This class is used to represent a network interface of the local device. |
| NetworkOnMainThreadException | The exception that is thrown when an application attempts to perform a networking operation on its main thread. |
| NfcA | Provides access to NFC-A (ISO 14443-3A) properties and I/O operations on a Tag. |
| NfcAdapter | Represents the local NFC adapter. |
| NfcAdapter.CreateBeamUrisCallback | |
| NfcAdapter.CreateNdefMessageCallback | A callback to be invoked when another NFC device capable of NDEF push (Android Beam) is within range. |
| NfcAdapter.OnNdefPushCompleteCallback | A callback to be invoked when the system successfully delivers your NdefMessage to another device. |
| NfcAdapter.ReaderCallback | A callback to be invoked when the system finds a tag while the foreground activity is operating in reader mode. |
| NfcB | Provides access to NFC-B (ISO 14443-3B) properties and I/O operations on a Tag. |
| NfcBarcode | Provides access to tags containing just a barcode. |
| NfcEvent | Wraps information associated with any NFC event. |
| NfcF | Provides access to NFC-F (JIS 6319-4) properties and I/O operations on a Tag. |
| NfcManager | High level manager used to obtain an instance of an NfcAdapter. |
| NfcV | Provides access to NFC-V (ISO 15693) properties and I/O operations on a Tag. |
| NinePatch | The NinePatch class permits drawing a bitmap in nine or more sections. |
| NinePatchDrawable | A resizeable bitmap, with stretchable areas that you define. |
| NoClassDefFoundError | Thrown when the VM is unable to locate a class which it has been asked to load. |
| NoConnectionPendingException | A NoConnectionPendingException is thrown if SocketChannel’s finishConnect method is called before the SocketChannel’s connect(java.net.SocketAddress) connect} method completed without error. |
| NoConnectionReuseStrategy | A strategy that never re-uses a connection. |
| NoCopySpan | This interface should be added to a span object that should not be copied into a new Spenned when performing a slice or copy operation on the original Spanned it was placed in. |
| NoCopySpan.Concrete | Convenience equivalent for when you would just want a new Object() for a span but want it to be no-copy. |
| Node | The Node interface is the primary datatype for the entire Document Object Model. |
| NodeChangeEvent | This is the event class to indicate that one child of the preference node has been added or deleted. |
| NodeChangeListener | This interface is used to handle preference node change events. |
| NodeList | The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. |
| NoHttpResponseException | Signals that the target server failed to respond with a valid HTTP response. |
| NoiseSuppressor | Noise Suppressor (NS). |
| NonReadableChannelException | A NonReadableChannelException is thrown when attempting to read from a channel that is not open for reading. |
| NonRepeatableRequestException | Signals failure to retry the request due to non-repeatable request entity. |
| NonWritableChannelException | A NonWritableChannelException is thrown when attempting to write to a channel that is not open for writing. |
| Normalizer | Provides normalization functions according to Unicode Standard Annex #15: Unicode Normalization Forms. |
| Normalizer.Form | The normalization forms supported by the Normalizer. |
| NoRouteToHostException | The NoRouteToHostException will be thrown while attempting to connect to a remote host but the host cannot be reached for instance because of a badly configured router or a blocking firewall. |
| NoSuchAlgorithmException | NoSuchAlgorithmException indicates that a requested algorithm could not be found. |
| NoSuchElementException | Thrown when trying to retrieve an element past the end of an Enumeration or Iterator. |
| NoSuchFieldError | Thrown when the VM notices that a program tries to reference, on a class or object, a field that does not exist. |
| NoSuchFieldException | Thrown when the VM notices that a program tries to reference, on a class or object, a field that does not exist. |
| NoSuchMethodError | Thrown when the VM notices that a program tries to reference, on a class or object, a method that does not exist. |
| NoSuchMethodException | Thrown when the VM notices that a program tries to reference, on a class or object, a method that does not exist. |
| NoSuchPaddingException | The exception that is thrown when the requested padding mechanism is not supported. |
| NoSuchPropertyException | Thrown when code requests a Property on a class that does not expose the appropriate method or field. |
| NoSuchProviderException | NoSuchProviderException indicates that a requested security provider could not be found. |
| NotActiveException | Signals that a serialization-related method has been invoked in the wrong place. |
| Notation | This interface represents a notation declared in the DTD. |
| Notification | A class that represents how a persistent notification is to be presented to the user using the NotificationManager. |
| Notification.Action | Structure to encapsulate a named action that can be shown as part of this notification. |
| Notification.BigPictureStyle | Helper class for generating large-format notifications that include a large image attachment. |
| Notification.BigTextStyle | Helper class for generating large-format notifications that include a lot of text. |
| Notification.Builder | Builder class for Notification objects. |
| Notification.InboxStyle | Helper class for generating large-format notifications that include a list of (up to 5) strings. |
| Notification.Style | An object that can apply a rich notification style to a Notification.Builder object. |
| NotificationCompat | Helper for accessing features in Notification introduced after API level 4 in a backwards compatible fashion. |
| NotificationCompat.Action | |
| NotificationCompat.BigPictureStyle | Helper class for generating large-format notifications that include a large image attachment. |
| NotificationCompat.BigTextStyle | Helper class for generating large-format notifications that include a lot of text. |
| NotificationCompat.Builder | Builder class for NotificationCompat objects. |
| NotificationCompat.InboxStyle | Helper class for generating large-format notifications that include a list of (up to 5) strings. |
| NotificationCompat.Style | An object that can apply a rich notification style to a Notification.Builder object. |
| NotificationListenerService | A service that receives calls from the system when new notifications are posted or removed. |
| NotificationManager | Class to notify the user of events that happen. This is how you tell the user that something has happened in the background. |
| NotOwnerException | The exception that is thrown when an action that requires ownership is attempted by a principal that is not an owner of the object for which ownership is required. |
| NotProvisionedException | Exception thrown when an operation on a MediaDrm object is attempted and the device does not have a certificate. |
| NotSerializableException | Signals that an object that is not serializable has been passed into the ObjectOutput.writeObject() method. |
| NotYetBoundException | A NotYetBoundException is thrown if the server socket channel is not bound before an I/O operation is made. |
| NotYetConnectedException | A NotYetConnectedException is thrown if the socket channel is not connected before an I/O operation is invoked. |
| NsdManager | The Network Service Discovery Manager class provides the API to discover services on a network. |
| NsdManager.DiscoveryListener | Interface for callback invocation for service discovery |
| NsdManager.RegistrationListener | Interface for callback invocation for service registration |
| NsdManager.ResolveListener | Interface for callback invocation for service resolution |
| NsdServiceInfo | A class representing service information for network service discovery |
| NTCredentials | Credentials specific to the Windows platform. |
| NTLMEngine | Abstract NTLM authentication engine. |
| NTLMEngineException | Signals NTLM protocol failure. |
| NTLMScheme | |
| NTUserPrincipal | NT (MS Windows specific) user principal used for HTTP authentication |
| NullCipher | This class provides an identity cipher that does not transform the input data in any way. |
| NullPointerException | Thrown when a program tries to access a field or method of an object or an element of an array when there is no instance or array to use, that is if the object or array points to null. |
| Number | The abstract superclass of the classes which represent numeric base types (that is Byte, Short, Integer, Long, Float, and Double. |
| NumberFormat | The abstract base class for all number formats. |
| NumberFormat.Field | The instances of this inner class are used as attribute keys and values in AttributedCharacterIterator that the formatToCharacterIterator(Object) method returns. |
| NumberFormatException | Thrown when an invalid value is passed to a string-to-number conversion method. |
| NumberKeyListener | For numeric text entry |
| As for all implementations of KeyListener, this class is only concerned with hardware keyboards. | |
| NumberPicker | A widget that enables the user to select a number form a predefined range. |
| NumberPicker.Formatter | Interface used to format current value into a string for presentation. |
| NumberPicker.OnScrollListener | Interface to listen for the picker scroll state. |
| NumberPicker.OnValueChangeListener | Interface to listen for changes of the current value. |
| NumericShaper | The Class NumericShaper provides methods to convert latin character codes to unicode character codes. |
| O | |
| OAEPParameterSpec | The algorithm parameter specification for the OAEP Padding algorithm. |
| ObbInfo | Basic information about a Opaque Binary Blob (OBB) that reflects the info from the footer on the OBB file. |
| ObbScanner | Class to scan Opaque Binary Blob (OBB) files. |
| Object | The root class of the Java class hierarchy. |
| ObjectAnimator | This subclass of ValueAnimator provides support for animating properties on target objects. |
| ObjectInput | Defines an interface for classes that allow reading serialized objects. |
| ObjectInputStream | A specialized InputStream that is able to read (deserialize) Java objects as well as primitive data types (int, byte, char etc.). |
| ObjectInputStream.GetField | GetField is an inner class that provides access to the persistent fields read from the source stream. |
| ObjectInputValidation | A callback interface for post-deserialization checks on objects. |
| ObjectOutput | Defines an interface for classes that allow reading serialized objects. |
| ObjectOutputStream | A specialized OutputStream that is able to write (serialize) Java objects as well as primitive data types (int, byte, char etc.). |
| ObjectOutputStream.PutField | PutField is an inner class to provide access to the persistent fields that are written to the target stream. |
| Objects | Utility methods for objects. |
| ObjectStreamClass | Represents a descriptor for identifying a class during serialization and deserialization. |
| ObjectStreamConstants | A helper interface with constants used by the serialization implementation. |
| ObjectStreamException | Signals some sort of problem during either serialization or deserialization of objects. |
| ObjectStreamField | Describes a field for the purpose of serialization. |
| Observable | Provides methods for registering or unregistering arbitrary observers in an ArrayList. |
| Observable | Observable is used to notify a group of Observer objects when a change occurs. |
| Observer | Observer is the interface to be implemented by objects that receive notification of updates on an Observable object. |
| OffHostApduService | OffHostApduService is a convenience Service class that can be extended to describe one or more NFC applications that are residing off-host, for example on an embedded secure element or a UICC. |
| OnAccountsUpdateListener | An interface that contains the callback used by the AccountManager |
| OnObbStateChangeListener | Used for receiving notifications from StorageManager about OBB file states. |
| OpcodeInfo | Information about Dalvik opcodes. |
| Opcodes | A list of all normal (not implementation-specific) Dalvik opcodes. |
| OpenableColumns | These are standard columns for openable URIs. |
| OperatedClientConnection | A client-side connection that relies on outside logic to connect sockets to the appropriate hosts. |
| OperationApplicationException | Thrown when an application of a ContentProviderOperation fails due the specified constraints. |
| OperationCanceledException | |
| OperationCanceledException | An exception type that is thrown when an operation in progress is canceled. |
| OptionalDataException | Signals that the ObjectInputStream class encountered a primitive type (int, char etc.) instead of an object instance in the input stream. |
| OrientationEventListener | Helper class for receiving notifications from the SensorManager when the orientation of the device has changed. |
| OrientationListener | This class was deprecated in API level 3. use OrientationEventListener instead. This class internally uses the OrientationEventListener. |
| OrientedBoundingBox | An oriented bounding box |
| OutOfMemoryError | Thrown when a request for memory is made that can not be satisfied using the available platform resources. |
| OutputKeys | Provides string constants that can be used to set output properties for a Transformer, or to retrieve output properties from a Transformer or Templates object. |
| OutputStream | A writable sink for bytes. |
| OutputStreamWriter | A class for turning a character stream into a byte stream. |
| OvalShape | Defines an oval shape. |
| OverlappingFileLockException | An OverlappingFileLockException is thrown when attempting to acquire a lock that overlaps an existing or pending lock held by this process. |
| Override | Annotation type used to mark methods that override a method declaration in a superclass. |
| OverScroller | This class encapsulates scrolling with the ability to overshoot the bounds of a scrolling operation. |
| OvershootInterpolator | An interpolator where the change flings forward and overshoots the last value then comes back. |
| Owner | The interface to manage owners of objects that require ownership. |
| P | |
| Pack200 | Class factory for Pack200.Packer and Pack200.Unpacker. |
| Pack200.Packer | The interface defining the API for converting a JAR file to an output stream in the Pack200 format. |
| Pack200.Unpacker | The interface defining the API for converting a packed stream in the Pack200 format to a JAR file. |
| Package | Contains information about a Java package. |
| PackageInfo | Overall information about the contents of a package. |
| PackageItemInfo | Base class containing information common to all package items held by the package manager. |
| PackageItemInfo.DisplayNameComparator | |
| PackageManager | Class for retrieving various kinds of information related to the application packages that are currently installed on the device. |
| PackageManager.NameNotFoundException | This exception is thrown when a given package, application, or component name cannot be found. |
| PackageStats | implementation of PackageStats associated with a application package. |
| PagerAdapter | Base class providing the adapter to populate pages inside of a ViewPager. |
| PageRange | Represents a range of pages. |
| PagerTabStrip | PagerTabStrip is an interactive indicator of the current, next, and previous pages of a ViewPager. |
| PagerTitleStrip | PagerTitleStrip is a non-interactive indicator of the current, next, and previous pages of a ViewPager. |
| Paint | The Paint class holds the style and color information about how to draw geometries, text and bitmaps. |
| Paint.Align | Align specifies how drawText aligns its text relative to the [x,y] coordinates. |
| Paint.Cap | The Cap specifies the treatment for the beginning and ending of stroked lines and paths. |
| Paint.FontMetrics | Class that describes the various metrics for a font at a given text size. |
| Paint.FontMetricsInt | Convenience method for callers that want to have FontMetrics values as integers. |
| Paint.Join | The Join specifies the treatment where lines and curve segments join on a stroked path. |
| Paint.Style | The Style specifies if the primitive being drawn is filled, stroked, or both (in the same color). |
| PaintDrawable | Drawable that draws its bounds in the given paint, with optional rounded corners. |
| PaintFlagsDrawFilter | |
| Pair<F, S> | Container to ease passing around a tuple of two objects. |
| ParagraphStyle | The classes that affect paragraph-level text formatting implement this interface. |
| ParameterizedType | This interface represents a parameterized type such as ‘Set’. |
| ParameterMetaData | An interface used to get information about the types and properties of parameters in a PreparedStatement. |
| Parcel | Container for a message (data and object references) that can be sent through an IBinder. |
| Parcelable | Interface for classes whose instances can be written to and restored from a Parcel. |
| Parcelable.ClassLoaderCreator | Specialization of Parcelable.Creator that allows you to receive the ClassLoader the object is being created in. |
| Parcelable.Creator | Interface that must be implemented and provided as a public CREATOR field that generates instances of your Parcelable class from a Parcel. |
| ParcelableCompat | Helper for accessing features in Parcelable introduced after API level 4 in a backwards compatible fashion. |
| ParcelableCompatCreatorCallbacks | Callbacks a Parcelable creator should implement. |
| ParcelableSpan | A special kind of Parcelable for objects that will serve as text spans. |
| ParcelFileDescriptor | The FileDescriptor returned by readFileDescriptor(), allowing you to close it when done with it. |
| ParcelFileDescriptor.AutoCloseInputStream | An InputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescriptor.close() for you when the stream is closed. |
| ParcelFileDescriptor.AutoCloseOutputStream | An OutputStream you can create on a ParcelFileDescriptor, which will take care of calling ParcelFileDescriptor.close() for you when the stream is closed. |
| ParcelFileDescriptor.FileDescriptorDetachedException | Exception that indicates that the file descriptor was detached. |
| ParcelFileDescriptor.OnCloseListener | Callback indicating that a ParcelFileDescriptor has been closed. |
| ParcelFormatException | The contents of a Parcel (usually during unmarshalling) does not contain the expected data. |
| ParcelUuid | This class is a Parcelable wrapper around UUID which is an immutable representation of a 128-bit universally unique identifier. |
| ParseException | Thrown when parsing a URL fails. |
| ParseException | Thrown when the string being parsed is not in the correct form. |
| ParseException | Indicates a parse error. |
| ParsePosition | Tracks the current position in a parsed string. |
| Parser | This interface was deprecated in API level 1. This interface has been replaced by the SAX2 XMLReader interface, which includes Namespace support. |
| ParserAdapter | Adapt a SAX1 Parser as a SAX2 XMLReader. |
| ParserConfigurationException | Indicates a serious configuration error. |
| ParserCursor | This class represents a context of a parsing operation: |
| the current position the parsing operation is expected to start at | |
| the bounds limiting the scope of the parsing operation | |
| ParserFactory | This class was deprecated in API level 1. This class works with the deprecated Parser interface. |
| PasswordAuthentication | This immutable class is a data structure that encapsulates username and password which is used by the Authenticator class. |
| PasswordCallback | Used in conjunction with a CallbackHandler to retrieve a password when needed. |
| PasswordTransformationMethod | |
| Path | The Path class encapsulates compound (multiple contour) geometric paths consisting of straight line segments, quadratic curves, and cubic curves. |
| Path.Direction | Specifies how closed shapes (e.g. |
| Path.FillType | Enum for the ways a path may be filled. |
| Path.Op | The logical operations that can be performed when combining two paths. |
| PathClassLoader | Provides a simple ClassLoader implementation that operates on a list of files and directories in the local file system, but does not attempt to load classes from the network. |
| PathDashPathEffect | |
| PathDashPathEffect.Style | |
| PathEffect | PathEffect is the base class for objects in the Paint that affect the geometry of a drawing primitive before it is transformed by the canvas’ matrix and drawn. |
| PathMeasure | |
| PathPermission | Description of permissions needed to access a particular path in a ProviderInfo. |
| PathShape | Creates geometric paths, utilizing the Path class. |
| Pattern | Patterns are compiled regular expressions. |
| PatternMatcher | A simple pattern matcher, which is safe to use on untrusted data: it does not provide full reg-exp support, only simple globbing that can not be used maliciously. |
| Patterns | Commonly used regular expression patterns. |
| PatternSyntaxException | Encapsulates a syntax error that occurred during the compilation of a Pattern. |
| PBEKey | The interface to a password-based-encryption key. |
| PBEKeySpec | The key specification for a password based encryption key. |
| PBEParameterSpec | The algorithm parameter specification for a password based encryption algorithm. |
| PdfDocument | This class enables generating a PDF document from native Android content. |
| PdfDocument.Page | This class represents a PDF document page. |
| PdfDocument.PageInfo | This class represents meta-data that describes a PDF PdfDocument.Page. |
| PdfDocument.PageInfo.Builder | Builder for creating a PdfDocument.PageInfo. |
| PendingIntent | A description of an Intent and target action to perform with it. |
| PendingIntent.CanceledException | Exception thrown when trying to send through a PendingIntent that has been canceled or is otherwise no longer able to execute the request. |
| PendingIntent.OnFinished | Callback interface for discovering when a send operation has completed. |
| PerformanceTestCase | More complex interface performance for test cases. |
| PerformanceTestCase.Intermediates | Callbacks for PerformanceTestCase. |
| PeriodicSync | Value type that contains information about a periodic sync. |
| Permission | Legacy security code; do not use. |
| Permission | Legacy security code; do not use. |
| PermissionCollection | Legacy security code; do not use. |
| PermissionGroupInfo | Information you can retrieve about a particular security permission group known to the system. |
| PermissionInfo | Information you can retrieve about a particular security permission known to the system. |
| Permissions | Legacy security code; do not use. |
| PhantomReference | Implements a phantom reference, which is the weakest of the three types of references. |
| PhoneNumberFormattingTextWatcher | Watches a TextView and if a phone number is entered will format it. |
| PhoneNumberUtils | Various utilities for dealing with phone number strings. |
| PhoneStateListener | A listener class for monitoring changes in specific telephony states on the device, including service state, signal strength, message waiting indicator (voicemail), and others. |
| Picture | A Picture records drawing calls (via the canvas returned by beginRecording) and can then play them back into Canvas (via draw(Canvas) or drawPicture(Picture)).For most content (e.g. |
| PictureDrawable | Drawable subclass that wraps a Picture, allowing the picture to be used whereever a Drawable is supported. |
| Pipe | A pipe contains two channels, forming a unidirectional pipe. |
| Pipe.SinkChannel | Writable sink channel used to write to a pipe. |
| Pipe.SourceChannel | Readable source channel used to read from a pipe. |
| PipedInputStream | Receives information from a communications pipe. |
| PipedOutputStream | Places information on a communications pipe. |
| PipedReader | Receives information on a communications pipe. |
| PipedWriter | Places information on a communications pipe. |
| PixelFormat | |
| PixelXorXfermode | PixelXorXfermode implements a simple pixel xor (op ^ src ^ dst). |
| PKCS8EncodedKeySpec | The key specification for an encoded private key in ASN.1 format as defined in the PKCS#8 standard. |
| PKIXBuilderParameters | The parameter specification for a PKIX CertPathBuilder algorithm used to build certificate chains validated with the PKIX certification path validation. |
| PKIXCertPathBuilderResult | The result of the PKIX certification path builder, returned by build(CertPathParameters). |
| PKIXCertPathChecker | The class specifying the interface to extend the certification path validation algorithm by checks to perform on an X509Certificate. |
| PKIXCertPathValidatorResult | The implementation of the result of the PKIX certification path validation. |
| PKIXParameters | This class implements the parameters for the PKIX CertPathValidator. |
| PlainSocketFactory | The default class for creating sockets. |
| PluginStub | This interface is used to implement plugins in a WebView. |
| Point | Point holds two integer coordinates |
| PointF | PointF holds two float coordinates |
| Policy | Legacy security code; do not use. |
| Policy.Parameters | Legacy security code; do not use. |
| PolicyNode | The interface to a valid policy tree node for the PKIX certification path validation algorithm. |
| PolicyQualifierInfo | This class implements a policy qualifier as defined by the ASN.1 PolicyQualifierInfo structure. |
| PolicySpi | Represents the Service Provider Interface (SPI) for java.security.Policy class. |
| PooledConnection | An interface which provides facilities for handling connections to a database which are pooled. |
| PoolEntryRequest | Encapsulates a request for a BasicPoolEntry. |
| PopupMenu | Static library support version of the framework’s PopupMenu. |
| PopupMenu | A PopupMenu displays a Menu in a modal popup window anchored to a View. |
| PopupMenu.OnDismissListener | Callback interface used to notify the application that the menu has closed. |
| PopupMenu.OnDismissListener | Callback interface used to notify the application that the menu has closed. |
| PopupMenu.OnMenuItemClickListener | Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners. |
| PopupMenu.OnMenuItemClickListener | Interface responsible for receiving menu item click events if the items themselves do not have individual item click listeners. |
| PopupMenuCompat | Helper for accessing features in PopupMenu introduced after API level 4 in a backwards compatible fashion. |
| PopupWindow | A popup window that can be used to display an arbitrary view. |
| PopupWindow.OnDismissListener | Listener that is called when this popup window is dismissed. |
| PorterDuff | |
| PorterDuff.Mode | |
| PorterDuffColorFilter | |
| PorterDuffXfermode | |
| PortUnreachableException | This PortUnreachableException will be thrown if an ICMP_Port_Unreachable message has been received. |
| PowerManager | This class gives you control of the power state of the device. |
| PowerManager.WakeLock | A wake lock is a mechanism to indicate that your application needs to have the device stay on. |
| Prediction | |
| Preference | Represents the basic Preference UI building block displayed by a PreferenceActivity in the form of a ListView. |
| Preference.BaseSavedState | A base class for managing the instance state of a Preference. |
| Preference.OnPreferenceChangeListener | Interface definition for a callback to be invoked when the value of this Preference has been changed by the user and is about to be set and/or persisted. |
| Preference.OnPreferenceClickListener | Interface definition for a callback to be invoked when a Preference is clicked. |
| PreferenceActivity | This is the base class for an activity to show a hierarchy of preferences to the user. |
| PreferenceActivity.Header | Description of a single Header item that the user can select. |
| PreferenceCategory | Used to group Preference objects and provide a disabled title above the group. |
| PreferenceChangeEvent | This is the event class to indicate that a preference has been added, deleted or updated. |
| PreferenceChangeListener | This interface is used to handle preferences change events. |
| PreferenceFragment | Shows a hierarchy of Preference objects as lists. |
| PreferenceFragment.OnPreferenceStartFragmentCallback | Interface that PreferenceFragment’s containing activity should implement to be able to process preference items that wish to switch to a new fragment. |
| PreferenceGroup | A container for multiple Preference objects. |
| PreferenceManager | Used to help create Preference hierarchies from activities or XML. |
| PreferenceManager.OnActivityDestroyListener | Interface definition for a class that will be called when the container’s activity is destroyed. |
| PreferenceManager.OnActivityResultListener | Interface definition for a class that will be called when the container’s activity receives an activity result. |
| PreferenceManager.OnActivityStopListener | Interface definition for a class that will be called when the container’s activity is stopped. |
| Preferences | An instance of the class Preferences represents one node in a preference tree, which provides a mechanism to store and access configuration data in a hierarchical way. |
| PreferenceScreen | Represents a top-level Preference that is the root of a Preference hierarchy. |
| PreferencesFactory | This interface is used by the Preferences class as factory class to create Preferences instances. |
| PreparedStatement | An interface for a precompiled SQL Statement. |
| Presentation | Base class for presentations. |
| PresetReverb | A sound generated within a room travels in many directions. |
| PresetReverb.OnParameterChangeListener | The OnParameterChangeListener interface defines a method called by the PresetReverb when a parameter value has changed. |
| PresetReverb.Settings | The Settings class regroups all preset reverb parameters. |
| Principal | Principals are objects which have identities. |
| PrintAttributes | This class represents the attributes of a print job. |
| PrintAttributes.Builder | Builder for creating PrintAttributes. |
| PrintAttributes.Margins | This class specifies content margins. |
| PrintAttributes.MediaSize | This class specifies a supported media size. |
| PrintAttributes.Resolution | This class specifies a supported resolution in DPI (dots per inch). |
| PrintDocument | This class represents a printed document from the perspective of a print service. |
| PrintDocumentAdapter | Base class that provides the content of a document to be printed. |
| PrintDocumentAdapter.LayoutResultCallback | Base class for implementing a callback for the result of onLayout(PrintAttributes, PrintAttributes, CancellationSignal, LayoutResultCallback, Bundle). |
| PrintDocumentAdapter.WriteResultCallback | Base class for implementing a callback for the result of onWrite(PageRange[], ParcelFileDescriptor, CancellationSignal, WriteResultCallback). |
| PrintDocumentInfo | This class encapsulates information about a document for printing purposes. |
| PrintDocumentInfo.Builder | Builder for creating a PrintDocumentInfo. |
| PrintedPdfDocument | This class is a helper for creating a PDF file for given print attributes. |
| Printer | Simple interface for printing text, allowing redirection to various targets. |
| PrinterCapabilitiesInfo | This class represents the capabilities of a printer. |
| PrinterCapabilitiesInfo.Builder | Builder for creating of a PrinterCapabilitiesInfo. |
| PrinterDiscoverySession | This class encapsulates the interaction between a print service and the system during printer discovery. |
| PrinterId | This class represents the unique id of a printer. |
| PrinterInfo | This class represents the description of a printer. |
| PrinterInfo.Builder | Builder for creating of a PrinterInfo. |
| PrintHelper | Helper for printing bitmaps. |
| PrintJob | This class represents a print job from the perspective of an application. |
| PrintJob | This class represents a print job from the perspective of a print service. |
| PrintJobId | This class represents the id of a print job. |
| PrintJobInfo | This class represents the description of a print job. |
| PrintJobInfo.Builder | Builder for creating a PrintJobInfo. |
| PrintManager | System level service for accessing the printing capabilities of the platform. |
| PrintService | This is the base class for implementing print services. |
| PrintStream | Wraps an existing OutputStream and provides convenience methods for writing common data types in a human readable format. |
| PrintStreamPrinter | Implementation of a Printer that sends its output to a PrintStream. |
| PrintWriter | Wraps either an existing OutputStream or an existing Writer and provides convenience methods for printing common data types in a human readable format. |
| PrintWriterPrinter | Implementation of a Printer that sends its output to a PrintWriter. |
| PriorityBlockingQueue | An unbounded blocking queue that uses the same ordering rules as class PriorityQueue and supplies blocking retrieval operations. |
| PriorityQueue | A PriorityQueue holds elements on a priority heap, which orders the elements according to their natural order or according to the comparator specified at construction time. |
| PrivateCredentialPermission | Legacy security code; do not use. |
| PrivateKey | PrivateKey is the common interface for private keys. |
| PrivilegedAction | Legacy security code; do not use. |
| PrivilegedActionException | Legacy security code; do not use. |
| PrivilegedExceptionAction | Legacy security code; do not use. |
| Process | Tools for managing OS processes. |
| Process | Represents an external process. |
| ProcessBuilder | Creates operating system processes. |
| ProcessedData | An entity class that wraps the result of a processDrmInfo() transaction between a device and a DRM server. |
| ProcessingInstruction | The ProcessingInstruction interface represents a “processing instruction”, used in XML as a way to keep processor-specific information in the text of the document. |
| ProgressBar | Visual indicator of progress in some operation. |
| ProgressDialog | A dialog showing a progress indicator and an optional text message or view. |
| Properties | A Properties object is a Hashtable where the keys and values must be Strings. |
| Property<T, V> | A property is an abstraction that can be used to represent a mutable value that is held in a host object. |
| PropertyChangeEvent | An event that indicates that a constraint or a boundary of a property has changed. |
| PropertyChangeListener | A PropertyChangeListener can subscribe with a event source. |
| PropertyChangeListenerProxy | The implementation of this listener proxy just delegates the received events to its listener. |
| PropertyChangeSupport | Manages a list of listeners to be notified when a property changes. |
| PropertyPermission | Legacy security code; do not use. |
| PropertyResourceBundle | PropertyResourceBundle loads resources from an InputStream. |
| PropertyValuesHolder | This class holds information about a property and the values that that property should take on during an animation. |
| Protectable | A Protectable can be run and can throw a Throwable. |
| ProtectionDomain | Legacy security code; do not use. |
| ProtocolException | Signals that either a connection attempt to a socket of the wrong type, the application of an unsupported operation or that a general error in the underlying protocol has occurred. |
| ProtocolException | Signals that an HTTP protocol violation has occurred. |
| ProtocolVersion | Represents a protocol version, as specified in RFC 2616. |
| Provider | Provider is the abstract superclass for all security providers in the Java security infrastructure. |
| Provider.Service | Service represents a service in the Java Security infrastructure. |
| ProviderException | ProviderException is a general exception, thrown by security Providers. |
| ProviderInfo | Holds information about a specific content provider. |
| ProviderTestCase | This class was deprecated in API level 3. this class extends InstrumentationTestCase but should extend AndroidTestCase. Use ProviderTestCase2, which corrects this problem, instead. |
| ProviderTestCase2 | This test case class provides a framework for testing a single ContentProvider and for testing your app code with an isolated content provider. |
| Proxy | A convenience class for accessing the user and default proxy settings. |
| Proxy | Proxy defines methods for creating dynamic proxy classes and instances. |
| Proxy | This class represents proxy server settings. |
| Proxy.Type | Enum class for the proxy type. |
| ProxySelector | Selects the proxy server to use, if any, when connecting to a given URL. |
| ProxySelectorRoutePlanner | Default implementation of an HttpRoutePlanner. |
| PSource | The source of the label L as specified in PKCS #1. |
| PSource.PSpecified | The explicit specification of the parameter P used in the source algorithm. |
PSSParameterSpec |
The parameter specification for the RSA-PSS Signature scheme. |
| PublicKey | PublicKey is the common interface for public keys. |
| PushbackInputStream | Wraps an existing InputStream and adds functionality to “push back” bytes that have been read, so that they can be read again. |
| PushbackReader | Wraps an existing Reader and adds functionality to “push back” characters that have been read, so that they can be read again. |
| Q | |
QName |
QName represents a qualified name as defined in the XML specifications: XML Schema Part2: Datatypes specification, Namespaces in XML, Namespaces in XML Errata. |
Queue<E> |
A collection designed for holding elements prior to processing. |
QuickContactBadge |
Widget used to show an image with the standard QuickContact badge and on-click behavior. |
QuoteSpan |
|
QwertyKeyListener |
This is the standard key listener for alphabetic input on qwerty keyboards. |
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