All Classes

Class	Description
AbstractAllTestClassesWrapper	Executes all the test methods in all the test classes.
AbstractBufferedMessageDigestSpi
AbstractChronology	An abstract implementation of a calendar system, used to organize and identify dates.
AbstractCollection<E>	This class provides a skeletal implementation of the Collection interface, to minimize the effort required to implement this interface.
AbstractContent	Abstract base class of the content being sent to a server.
AbstractDelegateHttpsURLConnection	HTTPS URL connection support.
AbstractFile	Abstract file wrapper.
AbstractJSONExpr
AbstractKFList<T>	Implementation of a Collection with multi-context support.
AbstractList<E>	This class provides a skeletal implementation of the List interface to minimize the effort required to implement this interface backed by a "random access" data store (such as an array).
AbstractMacSpi
AbstractMap<K,V>	This class provides a skeletal implementation of the Map interface, to minimize the effort required to implement this interface.
AbstractMap.SimpleEntry<K,V>	An Entry maintaining a key and a value.
AbstractMap.SimpleImmutableEntry<K,V>	An Entry maintaining an immutable key and value.
AbstractMessageDigestSpi	Common base message digest implementation for the Sun provider.
AbstractMessageLite<MessageType extends AbstractMessageLite<MessageType,BuilderType>,BuilderType extends AbstractMessageLite.Builder<MessageType,BuilderType>>	A partial implementation of the MessageLite interface which implements as many methods of that interface as possible in terms of other methods.
AbstractMessageLite.Builder<MessageType extends AbstractMessageLite<MessageType,BuilderType>,BuilderType extends AbstractMessageLite.Builder<MessageType,BuilderType>>	A partial implementation of the Message.Builder interface which implements as many methods of that interface as possible in terms of other methods.
AbstractMessageLite.InternalOneOfEnum	Interface for an enum which signifies which field in a oneof was specified.
AbstractMethodError	Thrown when an application tries to call an abstract method.
AbstractPackedMap<K,V>	An object that maps keys to values.
AbstractParser<MessageType extends MessageLite>	A partial implementation of the Parser interface which implements as many methods of that interface as possible in terms of other methods.
AbstractQueue<E>	This class provides skeletal implementations of some Queue operations.
AbstractRemoteService
AbstractResource	Abstract base class for all resource handlers you want to use with Resty.
AbstractSequentialList<E>	This class provides a skeletal implementation of the List interface to minimize the effort required to implement this interface backed by a "sequential access" data store (such as a linked list).
AbstractSet<E>	This class provides a skeletal implementation of the Set interface to minimize the effort required to implement this interface.
AbstractSocket	Abstract socket wrapper.
AbstractTestWrapper	Base class used by generated wrappers.
AbstractWeakPackedMap<K,V>
AcceptEncoding	Utility class for parsing Accept Encoding header in HTTP requests.
AccessPoint	Wireless Access Point (WAP, often shorten as AP).
AccessPointConfiguration	A configuration to connect to an AccessPoint.
AddServiceCommand
AddServiceEndpoint
AdjacentSiblingCombinator	An adjacent sibling combinator selects by checking the widget immediate sibling.
AdvertisementData	The AdvertisementData class represents the content of a Bluetooth advertisement data payload.
AdvertisementFlags	The AdvertisementFlags class enumerates the values for advertising data flags.
AEADBadTagException	This exception is thrown when a Cipher operating in an AEAD mode (such as GCM/CCM) is unable to verify the supplied authentication tag.
After	If you allocate external resources in a Before method you need to release them after the test runs.
AfterClass	If you allocate expensive external resources in a BeforeClass method you need to release them after all the tests in the class have run.
AlgorithmId	Use this class to get OID of supported algorithms see AlgorithmId.get(String) The OID is handled in it's String format in this class.
AlgorithmParameterSpec	A (transparent) specification of cryptographic parameters.
AliasEndpoint	An endpoint forwarding its requests to another RestEndpoint.
Alignment	Provides constants and utility methods in order to position a graphical object considering its alignment within an area or with an anchor point.
AlreadyLoadedFeatureException	This exception is thrown if a Feature being loaded has already been loaded.
AndCombinator	An 'and' combinator selects the widgets selected by both selectors.
Animation	An animation is responsible for animating a element (usually a visual one).
AnimationBenchmark	Static utility for benchmarking animations: tracks duration and frame rate of Animation instances wrapped by AnimationBenchmark.track(Animation).
AnimationBenchmark.AnimationTimeoutException	Thrown by AnimationBenchmark.wait(String, long) when the animation did not complete within the specified timeout.
AnimationBenchmark.TrackedAnimation	An Animation decorator that records timing data for benchmarking.
Animator	An animator executes animations as fast as possible.
Animator.AnimationListener	Listener for animation events.
Animator.AnimatorListener	Listener for animator events.
AnimatorMonitor	Monitor for Animator.
AnnotatedElement	This interface is only defined for hierarchy compatibility.
Annotation	The common interface extended by all annotation types.
Appendable	An object to which char sequences and values can be appended.
ApplicationModule	Application module based on KF.
ArithmeticException	Thrown when an exceptional arithmetic condition has occurred.
ArrayComparisonFailure	Thrown when two array elements differ
ArrayDeque<E>	Resizable-array implementation of the Deque interface.
ArrayIndexOutOfBoundsException	Thrown to indicate that an array has been accessed with an illegal index.
ArrayList<E>	Resizable-array implementation of the List interface.
ArrayReadWriteBuf	Implements com.google.flatbuffers.ReadBuf using an array of bytes as a backing storage.
Arrays	This class contains various methods for manipulating arrays (such as sorting and searching).
ArraysTools	Classes providing basic tools to handle array.
ArrayStoreException	Thrown to indicate that an attempt has been made to store the wrong type of object into an array of objects.
ArrayTools	Defines a set of functions to manipulate arrays.
ArrayTools	Not in API.
Assert	A set of assertion methods useful for writing tests.
AssertionError	Thrown to indicate that an assertion has failed.
Assume	A set of methods useful for stating assumptions about the conditions in which a test is meaningful.
AssumptionViolatedException	An exception class used to implement assumptions (state in which a given test is meaningful and should or should not be executed).
AssumptionViolatedException
AttributeNotFoundException	Signals that the desired Bluetooth attribute could not be found.
AudioException	RuntimeException thrown when an error occurred during an audio operation.
AudioFormat	Specifies the data format of an audio stream.
AudioRecord	Represents an audio recording stream.
AudioRecordPermission	This class represents access rights the audio records.
AudioTrack	Represents an audio playback stream.
AudioTrackPermission	This class represents access rights to audio tracks.
AutoCloseable	A resource that must be closed when it is no longer needed.
AwsIotClient	AWS IoT client, based on MicroPaho MQTT Implementation.
AwsIotClientOptions	This class represents the connection options of an AWS IoT Thing, needed to connect to the platform.
AwsIotClientOptions.Builder	Configure and Create an instance of AwsIotClientOptions.
AwsIotConnectionListener	AwsIotConnectionListener.
AwsIotException	A specific exception relating to AWS Cloud IoT Core services communication errors.
AwsIotMessage	AWS Iot message wrapper
AwsIotMessageCallback	The callback interface when receiving messages from AWS IoT.
BackEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
BackEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
BackEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
Background	Represents the background of the widgets.
BadPaddingException	This exception is thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
Bandwidth	Bandwidth representation with a maximum bytes to read and write per period.
Bandwidth.Period
BandwidthChecker	This class is used to process the bandwidth limit checking.
BandwidthLimitException	Exception thrown when a bandwidth limit (fs/net) is exceeded.
Base64	This class consists exclusively of static methods for obtaining encoders and decoders for the Base64 encoding scheme.
Base64.Decoder	This class implements a decoder for decoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
Base64.Encoder	This class implements an encoder for encoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
Base64AudioFormat	AudioFormat which represents data with the Base64 encoding.
BaseVector	All vector access objects derive from this class, and add their own accessors.
BasicMessageBuilder	A basic message builder creates the messages following this pattern: [category]:[LEVEL]=[id] followed by the arguments (if any) separated by spaces, then the full stack trace of a throwable (if any).
BasicMessageLogger	A basic message logger delegates the messages build to a MessageBuilder and prints them to the standard output stream.
BasicPermission	The BasicPermission class extends the Permission class, and can be used as the base class for permissions that want to follow the same naming convention as BasicPermission.
Before	When writing tests, it is common to find that several tests need similar objects created before they can run.
BeforeClass	Sometimes several tests need to share computationally expensive setup (like logging into a database).
BenchHelper	This helper class proposes a method to run a bench respecting the specification described in BenchTest.
BenchResult	Represents the results for a given test.
BenchTest	Represents a test to bench.
BigDecimal	Immutable, arbitrary-precision signed decimal numbers.
BigInteger	Immutable arbitrary-precision integers.
BinaryNLS	This NLS implementation uses a binary file as entry point.
BinaryResource	All-purpose resource which is used to access application/octet-stream content or any content in that respect.
BindException	Signals that an error occurred while attempting to bind a socket to a local address and port.
BitFieldHelper	Helper to manage bit fields.
BitSet	This class implements a vector of bits that grows as needed.
BitsInput	This interface defines methods for reading data bits.
BitsOutput	This interface defines methods for writing data bits.
BlendMode	Enum for the ways a path is blend.
BluetoothAdapter
BluetoothAddress
BluetoothAdvertisingTypes	Advertising PDU types.
BluetoothAttribute
BluetoothCharacteristic
BluetoothConnection
BluetoothController
BluetoothDatabase	Not in API.
BluetoothDatabase
BluetoothDataTypes
BluetoothDescriptor
BluetoothEventTypes	Not in API.
BluetoothEventTypes
BluetoothHost
BluetoothNatives	Not in API.
BluetoothPermissions
BluetoothProperties
BluetoothPump	Not in API.
BluetoothScanFilter
BluetoothService
BluetoothServiceDefinition
BluetoothStatus
BluetoothUuid
BodyParser<T>	A parser called to read the body of an HttpRequest.
Boolean	The Boolean class wraps a value of the primitive type boolean in an object.
BooleanConverter	A Converter for Boolean.
BooleanVector	Helper type for accessing vector of booleans.
BorderHelper	Provides utility methods to draw borders.
BounceEaseInFunction	Represents a bounce motion.
BounceEaseInOutFunction	Represents a bounce ease in out motion: a bounce at startup and a bounce at the end.
BounceEaseOutFunction	Represents a bounce motion: starts at a steady speed, then slows down to the stop instruction then go backward with the same effect with less initial speed then go forward and so on until it stops.
BoundsInspector	Provides helpers to analyze the bounds of the widgets.
Buffer	A container for data of a specific primitive type.
BufferedImage	A BufferedImage represents a mutable image backed by a pixel buffer.
BufferedInputStream	A BufferedInputStream adds functionality to another input stream-namely, the ability to buffer the input and to support the mark and reset methods.
BufferedOutputStream	The class implements a buffered output stream.
BufferedReader	Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
BufferedVectorImage	A buffered vector image is a vector image that can be built dynamically.
BufferedWriter	Writes text to a character-output stream, buffering characters so as to provide for the efficient writing of single characters, arrays, and strings.
BufferOverflowException	Unchecked exception thrown when a relative put operation reaches the target buffer's limit.
BufferUnderflowException	Unchecked exception thrown when a relative get operation reaches the target buffer's limit.
Button	A button is a widget that displays a text and reacts to click events.
Buttons	A Buttons event generator is usually associated to a group of physical buttons and allow to generate events relating to them.
Byte	The Byte class wraps a value of primitive type byte in an object.
ByteArray	This class provides some utilities to manage I/O on a byte array.
ByteArrayInputStream	A ByteArrayInputStream contains an internal buffer that contains bytes that may be read from the stream.
ByteArrayOutputStream	This class implements an output stream in which the data is written into a byte array.
ByteBuffer	a byte buffer.
ByteBufferReadWriteBuf
ByteBufferUtil	Class that collects utility functions around `ByteBuffer`.
ByteConverter	A Converter for Byte.
ByteOrder	A typesafe enumeration for byte orders.
ByteOutput	An output target for raw bytes.
ByteString	Immutable sequence of bytes.
ByteString.ByteIterator	This interface extends Iterator<Byte>, so that we can return an unboxed byte.
ByteString.Output	Outputs to a ByteString instance.
ByteVector	Helper type for accessing vector of signed or unsigned 8-bit values.
CachedStylesheet	Wraps a stylesheet and provides a cache to avoid having several instances of the same style.
Calendar	The Calendar class is an abstract class that provides methods for converting between a specific instant in time and a set of calendar fields such as YEAR , MONTH , DAY_OF_MONTH, HOUR, and so on, and for manipulating the calendar fields, such as getting the date of the next week.
Callable<V>	A task that returns a result and may throw an exception.
CancellationException	Exception indicating that the result of a value-producing task, cannot be retrieved because the task was cancelled.
Canvas	Lays out any number of children freely.
CascadingStylesheet	Cascading stylesheet implementation strongly inspired by CSS.
CborConstants	Constant values used by the CBOR format.
CborDecoder	Provides a decoder capable of handling CBOR encoded data from a InputStream.
CborEncoder	Provides an encoder capable of encoding data into CBOR format to a given OutputStream.
CborType	Represents the various major types in CBOR, along with their .
CDL	This provides static methods to convert comma delimited text into a JSONArray, and to covert a JSONArray into comma delimited text.
Certificate	Abstract class for managing a variety of identity certificates.
CertificateEncodingException	Certificate Encoding Exception.
CertificateException	This exception indicates one of a variety of certificate problems.
CertificateExpiredException	Certificate Expired Exception.
CertificateFactory	This class defines the functionality of a certificate factory, which is used to generate certificate, certification path (CertPath) and certificate revocation list (CRL) objects from their encodings.
CertificateFactorySpi	This class defines the Service Provider Interface (SPI) for the CertificateFactory class.
CertificateNotYetValidException	Certificate is not yet valid exception.
CertificateParsingException	Certificate Parsing Exception.
CertificateRevokedException	An exception that indicates an X.509 certificate is revoked.
CertificatesHelper	Manages the certificates of the device.
CertPath	An immutable sequence of certificates (a certification path).
CertPathBuilder	A class for building certification paths (also known as certificate chains).
CertPathBuilderException	An exception indicating one of a variety of problems encountered when building a certification path with a CertPathBuilder.
CertPathBuilderResult	A specification of the result of a certification path builder algorithm.
CertPathBuilderSpi	The Service Provider Interface (SPI) for the CertPathBuilder class.
CertPathChecker	Performs one or more checks on each Certificate of a CertPath.
CertPathParameters	A specification of certification path algorithm parameters.
CertPathValidator	A class for validating certification paths (also known as certificate chains).
CertPathValidatorException	An exception indicating one of a variety of problems encountered when validating a certification path.
CertPathValidatorException.BasicReason	The BasicReason enumerates the potential reasons that a certification path of any type may be invalid.
CertPathValidatorException.Reason	The reason the validation algorithm failed.
CertPathValidatorResult	A specification of the result of a certification path validator algorithm.
CertPathValidatorSpi	The Service Provider Interface (SPI) for the CertPathValidator class.
CertSelector	A selector that defines a set of criteria for selecting Certificates.
CertStore	A class for retrieving Certificates and CRLs from a repository.
CertStoreException	An exception indicating one of a variety of problems retrieving certificates and CRLs from a CertStore.
CertStoreParameters	A specification of CertStore parameters.
CertStoreSpi	The Service Provider Interface (SPI) for the CertStore class.
Character	The Character class wraps a value of the primitive type char in an object.
CharacterArrayCharacterIterator	Encapsulates char[] as CharacterIterator
CharacterConverter	A Converter for Character.
CharacterIterator	Encapsulates different types of character sources - String, InputStream, ...
CharacterSeparatedList	Abstract class for implementing parsers for character separated lists.
CharacterTools
CharArrayReader	This class implements a character buffer that can be used as a character-input stream.
CharBuffer	a char buffer.
CharSequence	A CharSequence is a readable sequence of char values.
CharStream	This interface describes a character stream that maintains line and column number positions of the characters.
CheckHelperTestListener
ChildCombinator	A child combinator selects by checking the widget direct hierarchy.
ChronoField	A standard set of fields.
ChronoLocalDate	A date without time-of-day or time-zone in an arbitrary chronology, intended for advanced globalization use cases.
ChronoLocalDateTime<D extends ChronoLocalDate>	A date-time without a time-zone in an arbitrary chronology, intended for advanced globalization use cases.
Chronology	A calendar system, used to organize and identify dates.
ChronoPeriod	A date-based amount of time, such as '3 years, 4 months and 5 days' in an arbitrary chronology, intended for advanced globalization use cases.
ChronoUnit	A standard set of date periods units.
ChronoZonedDateTime<D extends ChronoLocalDate>	A date-time with a time-zone in an arbitrary chronology, intended for advanced globalization use cases.
ChunkedContent	Represents a chunked, streaming content.
ChunkedInputStream	A chunked input stream is made of chunk of data with the following format: n byte count (int), n bytes of data.
ChunkedInputStream	A ChunkedInputStream provides a stream for reading a body of a http message that can be sent as a series of chunks, each with its own size indicator.
ChunkedMessageBodyInputStream	Input Stream for reading HTTP 1.1 Chunked transfer encoding data.
ChunkedMessageBodyOutputStream	Output Stream for writing HTTP 1.1 Chunked transfer encoding data.
ChunkedOutputStream	OutputStream that sends the output to the underlying stream using chunked encoding as specified in RFC 2068.
ChunkedTransferCodingHandler	HTTP-1.1 chunked transfer encoding handler to read and write data in chunked encoding.
Cipher	This class provides the functionality of a cryptographic cipher for encryption and decryption.
CipherSpi	This class defines the Service Provider Interface (SPI) for the Cipher class.
CircEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
CircEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
CircEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
Class<T>	Instances of the class Class represent classes and interfaces in a running Java application.
ClassCastException	Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
ClassCircularityError	Thrown when the Java Virtual Machine detects a circularity in the superclass hierarchy of a class being loaded.
ClassFormatError	Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
ClassNotFoundException	Thrown when an application tries to load in a class through its string name using: The forName method in class Class.
ClasspathFilesHandler	Class path Files Handler .
ClasspathFilesHandler.ClasspathFilesHandlerBuilder	ClasspathFilesHandler builder.
ClassSelector	A class selector selects from a class.
Clickable	A button-like interactive element receives notifications from a ClickEventHandler.
ClickEventHandler	The click event handler responsibility is to detect pointer events (press, drag, release) and help interact with a button-like interactive element.
ClientFrameBuilder	This build will create frames that a client can send.
Clock	A clock providing access to the current instant, date and time using a time-zone.
Cloneable	A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.
CloneNotSupportedException	Thrown to indicate that the clone method in class Object has been called to clone an object, but that the object's class does not implement the Cloneable interface.
Closeable	A Closeable is a source or destination of data that can be closed.
CloseCodes	RFC6455 defined a list a status codes (section 7.4.1) and reserved code ranges (section 7.4.2).
CloseFile	Action performed when a file is closed.
CloseSocket	Action performed when a socket is closed.
CodedInputStream	Reads and decodes protocol message fields.
CodedOutputStream	Encodes and writes protocol message fields.
CodedOutputStream.OutOfSpaceException	If you create a CodedOutputStream around a simple flat array, you must not attempt to write more bytes than the array has space.
Collection<E>	The root interface in the collection hierarchy.
CollectionCertStoreParameters	Parameters used as input for the Collection CertStore algorithm.
Collections	This class consists exclusively of static methods that operate on or return collections.
ColorHelper	Color utilities.
Colors	The interface Colors provides useful constants to handle RGB colors format.
Combinator	A combinator is a selector that aggregates two selectors.
Command	Command is an event generator that generates application-level events.
Command<T>
CommandReader
Commands	Provides constants related to the commands.
CommandSender
CommandSenderProvider	Provides a list of active connections.
CommConnection	This interface defines a Connection to a logical serial port, which is a StreamConnection.
CommPort	This interface defines a logical serial port, on which a CommConnection can be open.
Comparable<T>	This interface imposes a total ordering on the objects of each class that implements it.
Comparator<T>	A comparison function, which imposes a total ordering on some collection of objects.
ComparisonCriteria	Defines criteria for finding two items "equal enough".
ComparisonFailure	Thrown when an assertEquals(String, String) fails.
CompositePropertyLoader	A composite property loader contains a list a property loaders.
CompositeServiceLoader	A composite service loader contains a list a service loaders.
ComputeShortFormatSymbols	Symbols computing the short format from the full length ones.
ConcurrentModificationException	This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible.
Config	Load and provide server configuration form hoka.properties on the classpath.
Connectable	Common interface for a class that is able to open a Connection from it.
ConnectCommand
ConnectEndpoint
ConnectException	Signals that an error occurred while attempting to connect a socket to a remote address and port.
Connection	This interface defines an open Connection.
ConnectionFactory	This interface defines the API for Connection factories.
ConnectionListener
ConnectionNotFoundException	This exception is thrown when a connection protocol is unknown.
ConnectionPermission	This class represents access Permission to open a Connection.
ConnectionStates	RFC6455 defined several possible states for a websocket.
ConnectivityListener	Listener for the connection state with the client.
ConnectivityListenerProxy
ConnectivityManager	Class that answers queries about the state of network connectivity.
ConnectivityManager	Class that answers queries about the connectivity of the console with a client.
ConnectivityManager.NetworkCallback	Base class for NetworkRequest callbacks.
ConnectivityManagerProxy
ConnectivityMessages	Gather the messages.
ConnectivityUtil	Utilitary classes to handle connectivity manager.
Connector	This class defines methods for opening a Connection from an URL.
ConstantFunction	Represents a constant motion that is always at the stop value.
Constants	Class that holds shared constants
Constants	This class provides access to compile-time constants.
Container	A container is a widget that can contain other Widget instances, following the composite pattern.
Content	Class to encapsulate content being sent as payload of a POST or PUT request.
ContentConnection
ContentEncoding	Interface for defining HTTP encoding handlers.
ContentHandler	The abstract class ContentHandler is the superclass of all classes that read an Object from a URLConnection.
ContentHandlerFactory	This interface defines a factory for content handlers.
ContentType	This class handles the HTTP Content-Type header field.
Converter<T>	A Converter is able to give a representation of an object owned by a Feature to another Feature.
Cookie	Web Cookie.
Cookie	Convert a web browser cookie specification to a JSONObject and back.
Cookie.Builder	Cookie builder.
Cookie.SameSite	Same site values.
CookieList	Convert a web browser cookie list string to a JSONObject and back.
CpuCalibration	Calculate calibration value for resource monitoring representing the mapping of CPU load to the MicroEJ execution counter per second.
CRL	This class is an abstraction of certificate revocation lists (CRLs) that have different formats but important common uses.
CRLException	CRL (Certificate Revocation List) Exception.
CRLReason	The CRLReason enumeration specifies the reason that a certificate is revoked, as defined in RFC 5280: Internet X.509 Public Key Infrastructure Certificate and CRL Profile.
CRLSelector	A selector that defines a set of criteria for selecting CRLs.
CubicEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
CubicEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
CubicEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
CurrentTimeClient	The CurrentTimeClient class represents a current time client.
CurrentTimeConstants	Provides constants and static methods related to the standard current time service.
CurrentTimeServer	The CurrentTimeServer class represents a current time server.
Datagram
DatagramConnection
DatagramPacket	This class represents a datagram packet.
DatagramSocket	This class represents a socket for sending and receiving datagram packets.
DataInput	The DataInput interface provides for reading bytes from a binary stream and reconstructing from them data in any of the Java primitive types.
DataInputStream	A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.
DataOutput	The DataOutput interface provides for converting data from any of the Java primitive types to a series of bytes and writing these bytes to a binary stream.
DataOutputStream	A data output stream lets an application write primitive Java data types to an output stream in a portable way.
Date	The class Date represents a specific instant in time, with millisecond precision.
DateConverter	A Converter for Date.
DateFormat	DateFormat is an abstract class for date/time formatting subclasses which formats and parses dates or time in a language-independent manner.
DateFormatSymbols	DateFormatSymbols is a public class for encapsulating localizable date-time formatting data, such as the names of the months, the names of the days of the week, and the time zone data.
DateTimeException	Exception used to indicate a problem while calculating a date-time.
DayOfWeek	A day-of-week, such as 'Tuesday'.
DeadFeatureException	This exception is thrown by the system when a Feature code has been stopped because it is being uninstalled.
DefaultConnectionListener
DefaultHandler	This is the default handler for logging.
DefaultLocalServiceListener
DefaultRemoteCommandManager
DefaultRemoteServiceListener
DefaultRenderPolicy	This render policy renders the requested widget or its parent if transparent.
DefaultStyle	Defines the value of each field of the default style.
DefaultZoneRulesProvider	The default provider for timezone-rules when no other provider has been set.
Delayed	A mix-in style interface for marking objects that should be acted upon after a given delay.
DelegateHttpsURLConnection	This class was introduced to provide an additional level of abstraction between javax.net.ssl.HttpURLConnection and com.sun.net.ssl.HttpURLConnection objects.
DeleteFile	Action performed when a file is deleted.
Deletion	Used for deleting contents on a server with the DELETE method.
DependencyInjectionServiceLoader	Service loader implementation that creates service instance from a declared implementation class name.
Deprecated	A program element annotated @Deprecated is one that programmers are discouraged from using, typically because it is dangerous, or because a better alternative exists.
Deque<E>	A linear collection that supports element insertion and removal at both ends.
DescendantCombinator	A descendant combinator selects by checking the widget hierarchy.
DescriptorHelper	Provides constants and utility methods related to GATT descriptors.
Desktop	A desktop is the top-level object that can be displayed on a Display.
DesktopEventGenerator	This event generator is used by the event dispatcher of the desktop in order to send additional events to the widgets.
Destroyable	Objects such as credentials may optionally implement this interface to provide the capability to destroy its contents.
DestroyFailedException	Signals that a destroy operation failed.
Device	Common superclass for a Device.
Device	This class provides utility methods related to the device.
DeviceManager	The DeviceManager holds the Device registry.
DeviceManagerPermission<D>	This class represents access to DeviceManager.
DeviceNatives	Not in API.
Dictionary<K,V>	The Dictionary class is the abstract parent of any class, such as Hashtable, which maps keys to values.
DigestException	This is the generic Message Digest exception.
Dimension	Represents a dimension constraint for a widget.
DimensionHelper	Helps the dimensions to lay out a widget with a specific size.
DisableCommand
DisabledSelector	A disabled selector selects by checking if the widget is disabled.
DisableEndpoint
DisconnectCommand
DisconnectEndpoint
DiscoverServicesCommand
DiscoverServicesEndpoint
Display	The Display object represents the pixelated screen in the platform. The display of the system may be retrieved by calling Display.getDisplay(). The display is able to render a Displayable on its implementation screen.
Displayable	Displayable is an abstract class which defines the very objects that can be shown on the Display. A Displayable may be shown or hidden, but at most one Displayable is shown on the Display. Subclasses should define the Displayable contents and their possible interactions with the user. By default, a new Displayable object is not visible on the display.
DisplayPermission	This class is for display permissions.
Dock	Lays out any number of children by docking each child one by one on a side.
Document	The document consists of some legacy events and a single root element.
Documented	Indicates that annotations with a type are to be documented by javadoc and similar tools by default.
Double	The Double class wraps a value of the primitive type double in an object.
DoubleBuffer	a double buffer.
DoubleConsts	This class contains additional constants documenting limits of the double type.
DoubleConverter	A Converter for Double.
DoubleVector	Helper type for accessing vector of double values.
DuplicateFormatFlagsException	Unchecked exception thrown when duplicate flags are provided in the format specifier.
Duration	A time-based amount of time, such as '34.5 seconds'.
DynamicRemoteConnection	Implements an RemoteConnection that wraps another RemoteConnection that can change dynamically.
ECGenParameterSpec	This immutable class specifies the set of parameters used for generating elliptic curve (EC) domain parameters.
ECPublicKeyNamedCurveSpec	This class specifies an elliptic curve public key based on the name of the curve used and the affine coordinates of the associated point on the curve.
EditableStyle	An editable style is a simple implementation of a style.
ElasticEaseInFunction	Represents a elastic motion.
ElasticEaseInOutFunction	Represents a elastic motion.
ElasticEaseOutFunction	Represents a elastic motion: starts at a steady speed, then slows down exceeding the stop instruction then go backward with the same effect with less initial speed then go forward and so on until it stops.
Element	In order to create an element, please use the createElement method instead of invoking the constructor directly.
ElementType	A program element type.
EmptyBlockException	Thrown by methods in ShieldedPlug class to indicate that no data is available in a block.
EmptyStackException	Thrown by methods in the Stack class to indicate that the stack is empty.
EnableCommand
EnabledSelector	An enabled selector selects by checking if the widget is enabled.
EnableEndpoint
EncodedKeySpec	This class represents a public or private key in encoded format.
EncodingRegistry	Class that stores a register of available encoding and transfer coding handlers.
Endpoint
Endpoint	An Endpoint knows how to handle high level websocket events.
EndpointAdapter	An Endpoint with a default behaviour doing nothing.
EndpointHandler	An endpoint handler handles GET, POST, PUT and DELETE operations on server endpoints.
EndpointListener	Endpoint adapter.
EnglishDateFormatSymbols	Symbols using English language.
EnqueuedWeakReference<T>	EnqueuedWeakReference are objects that are queued in an ReferenceQueue by the system when the object they point at (see Reference.get()) is set to null by the system.
Enum<E extends Enum<E>>	This is the common base class of all Java language enumeration types.
Enumeration<E>	An object that implements the Enumeration interface generates a series of elements, one at a time.
EOFException	Signals that an end of file or end of stream has been reached unexpectedly during input.
Era	An era of the time-line.
Error	An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.
ErrorMessage
EvenChildSelector	An even child selector selects by checking if a widget is at an even position in its parent (1, 3, 5,…).
Event	MicroUI features int-based events, allowing for a rich event mechanism compatible with scare resources.
EventAvailableNotification
EventAvailableNotificationListener
EventDataReader	An EventDataReader contains the methods to read the data of an extended event.
EventDispatcher	Dispatches the events received on a desktop to its children.
EventGenerator	Event generators generate int-based events (see Event).
EventHandler	An event handler is intended to receive and handle events.
EventListener	A tagging interface that all event listener interfaces must extend.
EventObject	The root class from which all event state objects shall be derived.
EventPermission	This class is for event generator permissions.
EventQueue	EventQueue is an asynchronous communication interface between the native world and the Java world based on events.
EventQueueException	Thrown to indicate that a method has caused an internal EventQueue error.
EventQueueListener	EventQueueListener is an interface to be implemented by parties interested to receive events of a specific type from an EventQueue.
EventSerializer
ExactComparisonCriteria
Exception	The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.
ExceptionInInitializerError	Signals that an unexpected exception has occurred in a static initializer.
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.
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.
ExitHandler	An exit handler allows to exit from an application.
ExperimentalApi	Indicates a public API that can change at any time, and has no guarantee of API stability and backward-compatibility.
ExpoEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
ExpoEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
ExpoEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
Extend	Annotation used to extend an existing class with new methods.
Extension	This interface represents an X.509 extension.
ExtensionLite<ContainingType extends MessageLite,Type>	Lite interface that generated extensions implement.
ExtensionRegistryLite	Equivalent to ExtensionRegistry but supports only "lite" types.
FadeTransition	A transition that fades the incoming content in over the outgoing one.
FDBigInteger	A simple big integer package specifically for floating point base conversion.
Feature	A Feature represents an optional part of an application that adds new features and services.
Feature.State	A Feature state.
FeatureEntryPoint	Each Feature shall define one entry point that implements this interface.
FeatureOptimizer	The SOAR Optimizer (aka SOAR-O) public API for building Features.
FeatureOptimizerException	Exception thrown when an error is encountered during FeatureOptimizer.build(java.io.InputStream, java.io.OutputStream)
FeaturePermissionCheckDelegate	API for checking Feature permissions.
FeaturePolicyEnforcer	This class enforces a policy on a feature that defines resource limitations (CPU, RAM, flash, network bandwidth), priority and criticality.
FeaturePolicyPermission	This class represents the permission attributes retrieved by the parser.
FeaturePolicySchema	This enum represents the field names of a JSON policy file.
FeatureStateListener	The listener interface for receiving notifications when the state of a Feature has changed.
Field
Field.Vector
File	An abstract representation of file and directory pathnames.
FileFilter	A filter for abstract pathnames.
FileInputStream	A FileInputStream obtains input bytes from a file in a file system.
FilenameFilter	Instances of classes that implement this interface are used to filter filenames.
FileNotFoundException	Signals that an attempt to open the file denoted by a specified pathname has failed.
FileOutputStream	A file output stream is an output stream for writing data to a File.
FilePermission	This class represents access to a file or directory.
FilePropertiesServiceLoader	Service loader that retrieves services implementations from a property file.
FilePropertyLoader	A property loader that searches in a properties file.
FileSystemResourcesController	The file system resources controller.
FilterInputStream	A FilterInputStream contains some other input stream, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
FilterMessageLogger	A message logger delegates the messages build to a MessageBuilder and prints them to the standard output stream when the message level is higher that logger threshold.
FilterOutputStream	This class is the superclass of all classes that filter output streams.
FirstChildSelector	A first child selector selects by checking if a widget is the first child of its parent.
FixedDimension	Dimension with fixed width and/or height.
FixedGrid	Lays out any number of children in a grid.
FlatBufferBuilder	Class that helps you build a FlatBuffer.
FlatBufferBuilder.ByteBufferFactory	An interface that provides a user of the com.google.flatbuffers.FlatBufferBuilder class the ability to specify the method in which the internal buffer gets allocated.
FlatBufferBuilder.HeapByteBufferFactory	An implementation of the ByteBufferFactory interface that is used when one is not provided by the user.
Flex	Lays out child elements in a flexible manner by arranging them along a main axis and a cross axis.
Flex.Align	Enum representing the possible values for aligning the row's start position on the cross axis.
Flex.Direction	Enum representing the possible directions for computing a flex layout.
Flex.Justify	Enum representing the possible values for justifying the widget's start position on the cross axis.
FlexBuffers	This class can be used to parse FlexBuffer messages.
FlexBuffers.Blob	Represents a array of bytes element in the buffer
FlexBuffers.FlexBufferException
FlexBuffers.Key	Represents a key element in the buffer.
FlexBuffers.KeyVector	Represent a vector of keys in a map
FlexBuffers.Map	Map object representing a set of key-value pairs.
FlexBuffers.Reference	Represents an generic element in the buffer.
FlexBuffers.TypedVector	Object that represents a set of elements with the same type
FlexBuffers.Vector	Object that represents a set of elements in the buffer
FlexBuffersBuilder	Helper class that builds com.google.flatbuffers.FlexBuffers
FlexibleOutline	Flexible outline that has a different thickness for each edge.
FlexibleRectangularBorder	Represents and draw a rectangular colored border with one color.
FlexibleRectangularMulticoloredBorder	Represents and draw a rectangular border with different thicknesses and colors.
Float	The Float class wraps a value of primitive type float in an object.
FloatBuffer	a float buffer.
FloatConsts	This class contains additional constants documenting limits of the float type.
FloatConverter	A Converter for Float.
FloatingDecimal	A class for converting between ASCII and decimal representations of a single or double precision floating point number.
FloatingDecimal.BinaryToASCIIConverter	A converter which can process single or double precision floating point values into an ASCII String representation.
FloatVector	Helper type for accessing vector of float values.
Flow	Lays out any number of children horizontally or vertically, using multiple rows if necessary.
Flushable	A Flushable is a destination of data that can be flushed.
Font	A Font defines how characters are drawn on a GraphicsContext.
FontIdentifiers	Available list of Font built-in identifiers.
FontPermission	This class is for font permissions.
Format	Contains all the available buffer formats.
FormatFlagsConversionMismatchException	Unchecked exception thrown when a conversion and flag are incompatible.
FormattedFloatingDecimal
Formatter	An interpreter for printf-style format strings.
FormatterClosedException	Unchecked exception thrown when the formatter has been closed.
FormContent	Encapsulates form-data sent to web services.
FormData	Wrapper for content to be sent as form-data.
FrameScanner	A FrameScanner keeps reading the InputStream (which is supposed to be the input stream of a WebSocket.
Function	Represents a motion function.
Future<V>	A Future represents the result of an asynchronous computation.
GatewayRemoteCommandManager	A RemoteCommandManager that dispatches all the unknown command to the CommandSender.
GCMParameterSpec	Specifies the set of parameters required by a Cipher using the Galois/Counter Mode (GCM) mode.
GeneralSecurityException	The GeneralSecurityException class is a generic security exception class that provides type safety for all the security-related exception classes that extend from it.
GeneralSiblingCombinator	A general sibling combinator selects by checking the widget sibling.
Generated	Marks protobuf implementations generated by the protoc compiler.
GeneratedMessageLite<MessageType extends GeneratedMessageLite<MessageType,BuilderType>,BuilderType extends GeneratedMessageLite.Builder<MessageType,BuilderType>>	Lite version of GeneratedMessage.
GeneratedMessageLite.Builder<MessageType extends GeneratedMessageLite<MessageType,BuilderType>,BuilderType extends GeneratedMessageLite.Builder<MessageType,BuilderType>>
GeneratedMessageLite.GeneratedExtension<ContainingType extends MessageLite,Type>	Lite equivalent to GeneratedMessage.GeneratedExtension.
GenericDeclaration	This interface is only defined for hierarchy compatibility.
GenericEventGenerator	Generic event generator.
GradientHelper	Gradient utilities.
GraphicsContext	A GraphicsContext provides access to a modifiable pixel buffer.
Grid	Lays out any number of children in a grid.
Guard	This interface is only defined for hierarchy compatibility.
GzipResourceEndpoint	A static resource end-point to serve gzip files.
Handler	A handler is an entity that publishes messages.
Handler	open an http input stream given a URL
Handler	open an http input stream given a URL
HardwareDescriptor<D extends Device>	Descriptive information of the hardware of a Device.
HashMap<K,V>	Hash table based implementation of the Map interface.
HashSet<E>	This class implements the Set interface, backed by a hash table (actually a HashMap instance).
Hashtable<K,V>	This class implements a hash table, which maps keys to values.
Header	HTTP header field as described by RFC 2616, section 6.2.
HexTools	Not in API.
HexTools
HierarchyInspector	Provides helpers to analyze a hierarchy of widgets.
HokaLogger	Gathers the messages.
HTTP	Convert an HTTP header to a JSONObject and back.
HttpBufferedStreamFactory	Factory class for BufferStream instantiation.
HttpClient
HttpConstants	Constants for HTTP statuses, methods and header fields.
HttpPart	A part of a multipart HTTP request.
HttpPollerConnectivityManager	Basic full java implementation.
HttpRequest	Represents a HTTP Request.
HttpResponse	Represents a HTTP Response.
HttpResponse	HTTP Response as described by RFC 2616, section 6.
HttpRetryException	Thrown to indicate that a HTTP request needs to be retried but cannot be retried automatically, due to streaming mode being enabled.
HttpServer	HTTP Server.
HttpServer.HttpServerBuilder	HttpServer.HttpServerBuilder builder.
HttpsURLConnection	HttpsURLConnection extends HttpURLConnection with support for https-specific features.
HttpsURLConnectionImpl	A class to represent an HTTP connection to a remote object.
HTTPTokener	The HTTPTokener extends the JSONTokener to provide additional methods for the parsing of HTTP headers.
HttpUnsupportedEncodingException	This exception is thrown when HttpConstants.HEADER_TRANSFER_ENCODING or HttpConstants.HEADER_CONTENT_ENCODING cannot be handled by the server.
HttpURLConnection	A URLConnection with support for HTTP-specific features.
HttpURLConnection	A class to represent an HTTP connection to a remote object.
Hurryable	A Hurryable is a class that has been instructed to complete its input processing so as to make resource associated with that input available to others.
IdentityContentEncoding	HTTP-1.1 Identity encoding handler.
IdentityMessageBodyInputStream	Identity input stream.
IdentityMessageBodyOutputStream	Identity output stream.
IdentityPackedMap<K,V>	This class implements the AbstractPackedMap class, using reference-equality when comparing keys.
IdentityTransferEncoding	Identity transfer coding handler.
IFrameBuilder	An IFrameBuilder knows how to create different kind of frames.
Ignore	Sometimes you want to temporarily disable a test or a group of tests.
IllegalAccessError	Thrown if an application attempts to access or modify a field, or to call a method that it does not have access to.
IllegalAccessException	An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
IllegalArgumentException	Thrown to indicate that a method has been passed an illegal or inappropriate argument.
IllegalBlockSizeException	This exception is thrown when the length of data provided to a block cipher is incorrect, i.e., does not match the block size of the cipher.
IllegalFormatConversionException	Unchecked exception thrown when the argument corresponding to the format specifier is of an incompatible type.
IllegalFormatException	Unchecked exception thrown when a format string contains an illegal syntax or a format specifier that is incompatible with the given arguments.
IllegalFormatFlagsException	Unchecked exception thrown when an illegal combination flags is given.
IllegalFormatPrecisionException	Unchecked exception thrown when the precision is a negative value other than -1, the conversion does not support a precision, or the value is otherwise unsupported.
IllegalFormatWidthException	Unchecked exception thrown when the format width is a negative value other than -1 or is otherwise unsupported.
IllegalMonitorStateException	Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor.
IllegalStateException	Signals that a method has been invoked at an illegal or inappropriate time.
IllegalStateException	Signals that a method has been invoked at an illegal or inappropriate time.
IllegalThreadStateException	Thrown to indicate that a thread is not in an appropriate state for the requested operation.
Image	An Image represents a graphical two-dimensional object.
ImageBackground	Draws an image on the background.
ImageButton	An image button is a widget that displays an image and reacts to click events.
ImagePainter	Provides utility methods to draw images.
ImagePermission	This class is for image permissions.
ImageWidget	A widget that displays a resource image.
Immortals	This class gives access to the global immortal objects pool.
Immutables	This class gives access to the global immutable objects pool.
ImmutablesError	Indicates an error accessing immutables data.
IMqttClient	Enables an application to communicate with an MQTT server using blocking methods.
IncompatibleClassChangeError	Thrown when an incompatible class change has occurred to some class definition.
IncompatibleFeatureException	This exception is thrown if a Feature being loaded is not compatible with the current Kernel.
IndexOutOfBoundsException	Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
Inet4Address	This class represents an Internet Protocol version 4 (IPv4) address.
Inet6Address	This class represents an Internet Protocol version 6 (IPv6) address.
InetAddress	This class represents an Internet Protocol (IP) address.
InetSocketAddress	This class implements an IP Socket Address (IP address + port number) It can also be a pair (hostname + port number), in which case an attempt will be made to resolve the hostname.
InexactComparisonCriteria
Inherited	Indicates that an annotation type is automatically inherited.
InputConnection	This interface is implemented by a Connection that is able to open an InputStream.
InputStream	This abstract class is the superclass of all classes representing an input stream of bytes.
InputStreamConverter
InputStreamProxy	A wrapper on an InputStream
InputStreamReader	An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified charset.
InputTensor	The InputTensor class offers services to deal with MicroAI input tensors.
Instant	An instantaneous point on the time-line.
InstantiationError	Thrown when an application tries to use the Java new construct to instantiate an abstract class or an interface.
InstantiationException	Thrown when an application tries to create an instance of a class using the newInstance method in class Class, but the specified class object cannot be instantiated.
IntBuffer	an int buffer.
Integer	The Integer class wraps a value of the primitive type int in an object.
IntegerConverter	A Converter for Integer.
InterfaceAddress	This class represents a Network Interface address.
Internal	The classes contained within are used internally by the Protocol Buffer library and generated message implementations.
Internal.BooleanList	A List implementation that avoids boxing the elements into Booleans if possible.
Internal.DoubleList	A List implementation that avoids boxing the elements into Doubles if possible.
Internal.EnumLite	Interface for an enum value or value descriptor, to be used in FieldSet.
Internal.EnumLiteMap<T extends Internal.EnumLite>	Interface for an object which maps integers to Internal.EnumLites.
Internal.EnumVerifier	Interface for an object which verifies integers are in range.
Internal.FloatList	A List implementation that avoids boxing the elements into Floats if possible.
Internal.IntList	A List implementation that avoids boxing the elements into Integers if possible.
Internal.IntListAdapter<T>	Provides an immutable view of List<T> around an IntList.
Internal.IntListAdapter.IntConverter<T>	Convert individual elements of the List from int to T.
Internal.ListAdapter<F,T>	Provides an immutable view of List<T> around a List<F>.
Internal.ListAdapter.Converter<F,T>	Convert individual elements of the List from F to T.
Internal.LongList	A List implementation that avoids boxing the elements into Longs if possible.
Internal.MapAdapter<K,V,RealValue>	Wrap around a Map<K, RealValue> and provide a Map<K, V> interface.
Internal.MapAdapter.Converter<A,B>	An interface used to convert between two types.
Internal.ProtobufList<E>	Extends List to add the capability to make the list immutable and inspect if it is modifiable.
InternalError	Thrown to indicate some unexpected internal error has occurred in the Java Virtual Machine.
InterruptedException	Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.
InterruptedIOException	Signals that an I/O operation has been interrupted.
IntVector	Helper type for accessing vector of signed or unsigned 32-bit values.
InvalidAlgorithmParameterException	This is the exception for invalid or inappropriate algorithm parameters.
InvalidFormatException	This exception is thrown when a Feature data being loaded has an invalid format.
InvalidKeyException	This is the exception for invalid Keys (invalid encoding, wrong length, uninitialized, etc).
InvalidKeySpecException	This is the exception for invalid key specifications.
InvalidMarkException	Unchecked exception thrown when an attempt is made to reset a buffer when its mark is not defined.
InvalidParameterException	This exception, designed for use by the JCA/JCE engine classes, is thrown when an invalid parameter is passed to a method.
InvalidParameterSpecException	This is the exception for invalid parameter specifications.
InvalidProtocolBufferException	Thrown when a protocol message being parsed is invalid in some way.
InvalidProtocolBufferException.InvalidWireTypeException	Exception indicating that an unexpected wire type was encountered for a field.
IOException	Signals that an I/O exception of some sort has occurred.
IPAddressUtil
IPConfiguration	An IP configuration describes the settings of a network interface.
IProgressMonitor	The IProgressMonitor interface is implemented by objects that monitor the progress of an activity; the methods in this interface are invoked by code that performs the activity.
IProgressMonitorConverter
IProgressMonitorProxy
IsoChronology	The ISO calendar system.
IsoEra	An era in the ISO calendar system.
IsoFields	Fields and units specific to the ISO-8601 calendar system, including quarter-of-year and week-based-year.
Iterable<T>	Implementing this interface allows an object to be the target of the "foreach" statement.
Iterator<E>	An iterator over a collection.
IvParameterSpec	This class specifies an initialization vector (IV).
JJTJSONPathCompilerState
JSONArray	A JSONArray is an ordered sequence of values.
JSONException	The JSONException is thrown by the JSON.org classes then things are amiss.
JSONException	The JSONException is thrown by the JSON.org classes when things are amiss.
JSONML	This provides static methods to convert an XML text into a JSONArray or JSONObject, and to covert a JSONArray or JSONObject into an XML text using the JsonML transform.
JSONObject	A JSONObject is an unordered collection of name/value pairs.
JSONObject.Util
JSONPathCompiler
JSONPathCompiler.JSONPathExpr
JSONPathCompilerConstants	Token literal values and constants.
JSONPathCompilerTokenManager	Token Manager.
JSONPathCompilerTreeConstants
JSONPathQuery	Create a path query for a JSON object.
JSONReader	A JSONReader takes a source InputStream and extracts characters and tokens from it.
JSONResource	A resource presentation in JSON format.
JsonSecurityPolicyLoader	The JSON implementation of the policy file parser
JSONString	The JSONString interface allows a toJSONString() method so that a class can change the behavior of JSONObject.toString(), JSONArray.toString(), and JSONWriter.value(Object).
JSONStringer	JSONStringer provides a quick and convenient way of producing JSON text.
JSONTokener	A JSONTokener takes a source string and extracts characters and tokens from it.
JSONWriter	JSONWriter provides a quick and convenient way of producing JSON text.
JSONWriter	JSONWriter provides a quick and convenient way of producing JSON text.
JulianFields	A set of date fields that provide access to Julian Days.
Kernel	The Kernel represents the atomic part of an application.
KernelMetadataProvider	The Kernel metadata is loaded on demand by a FeatureOptimizer by requesting InputStream chunks using KernelMetadataProvider.openInputStream(int) method. Metadata chunks are loaded sequentially, so implementations can assume that at most one InputStream is open at a time.
KernelModule	Kernel module.
KernelObservable	Extension of Observable which can handle observers from any Module.
KernelSecurityManager	An example of SecurityManager implementation based on Kernel/Feature runtime model.
KernelSecurityPolicyManager	This class contains the security logic to apply when working with feature policy files.
KernelSimpleObservable	Extension of SimpleObservable which can handle observers from any Module.
KernelSupport	Utility functions on top of KF library.
Key	The Key interface is the top-level interface for all keys.
KeyAgreement	This class provides the functionality of a key agreement (or key exchange) protocol.
KeyAgreementSpi	This class defines the Service Provider Interface (SPI) for the KeyAgreement class.
KeyException	This is the basic key exception.
KeyFactory	Key factories are used to convert keys (opaque cryptographic keys of type Key) into key specifications (transparent representations of the underlying key material), and vice versa.
KeyFactorySpi	This class defines the Service Provider Interface (SPI) for the KeyFactory class.
KeyGenerator	This class provides the functionality of a (symmetric) key generator.
KeyGeneratorSpi	This class defines the Service Provider Interface (SPI) for the KeyGenerator class.
KeyManagementException	This is the general key management exception for all operations dealing with key management.
KeyManager	This is the base interface for JSSE key managers.
KeyManagerFactory	This class acts as a factory for key managers based on a source of key material.
KeyManagerFactorySpi	This class defines the Service Provider Interface (SPI) for the KeyManagerFactory class.
KeyPair	This class is a simple holder for a key pair (a public key and a private key).
KeyPairGenerator	The KeyPairGenerator class is used to generate pairs of public and private keys.
KeyPairGeneratorSpi	This class defines the Service Provider Interface (SPI) for the KeyPairGenerator class, which is used to generate pairs of public and private keys.
KeySpec	A (transparent) specification of the key material that constitutes a cryptographic key.
KeyStore	This class represents a storage facility for cryptographic keys and certificates.
KeyStoreException	This is the generic KeyStore exception.
KeyStoreSpi	This class defines the Service Provider Interface (SPI) for the KeyStore class.
KeyValue
KeyValue.Vector
KFList<T>	Implementation of a AbstractKFList optimized for speed.
KFList2<T>	Implementation of a AbstractKFList optimized for heap size.
KfUtilMessage	Provides a message logger to log all messages from KF utilities.
KXmlParser	A simple, pull based XML parser.
KXmlSerializer
Label	A label is a widget that displays a text.
LastChildSelector	A last child selector selects by checking if a widget is the last child of its parent.
LayoutOrientation	Represents the orientation of a layout: either horizontal or vertical.
LazyField	LazyField encapsulates the logic of lazily parsing message fields.
LazyFieldLite	LazyFieldLite encapsulates the logic of lazily parsing message fields.
LazyStringArrayList	An implementation of LazyStringList that wraps an ArrayList.
LazyStringList	An interface extending List<String> that also provides access to the items of the list as UTF8-encoded ByteString or byte[] objects.
LDAPCertStoreParameters	Parameters used as input for the LDAP CertStore algorithm.
Leds	This class is used to manage all LEDs available on the platform.
Level	Levels for messages.
Level	Level defines a set of standard logging levels.
LightHelper	Color utilities regarding lightness.
LimitedLengthInputStream
LinearFunction	Represents a uniform linear motion: the velocity is constant (no acceleration or deceleration).
LinearGradient	Represents a linear gradient on a vector.
LinkageError	Subclasses of LinkageError indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.
LinkedList<E>	Doubly-linked list implementation of the List and Deque interfaces.
List	Lays out any number of children horizontally or vertically.
List<E>	An ordered collection (also known as a sequence).
ListConverter<E>	A Converter for List.
ListIterator<E>	An iterator for lists that allows the programmer to traverse the list in either direction, modify the list during iteration, and obtain the iterator's current position in the list.
LocalDate	A date without a time-zone in the ISO-8601 calendar system, such as 2007-12-03.
LocalDateTime	A date-time without a time-zone in the ISO-8601 calendar system, such as 2007-12-03T10:15:30.
LocalServiceListener
LocalTime	A time without a time-zone in the ISO-8601 calendar system, such as 10:15:30.
Logger	Server logger.
Logger	A Logger is used to log messages.
LoggerFactory	Factory class for the logger.
LoggingPermissionCheckDelegate	Helper implementation of the FeaturePermissionCheckDelegate that only logs the permission accesses.
LogManager	There is one LogManager object in an application.
LogRecord	LogRecord objects are used to pass logging requests between the logging framework and individual log Handlers.
Long	The Long class wraps a value of the primitive type long in an object.
LongBuffer	a long buffer.
LongConverter	A Converter for Long.
LongVector	Helper type for accessing vector of long values.
Mac	This class provides the functionality of a "Message Authentication Code" (MAC) algorithm.
MacSpi	This class defines the Service Provider Interface (SPI) for the Mac class.
MalformedURLException	Thrown to indicate that a malformed URL has occurred.
Map<K,V>	An object that maps keys to values.
Map.Entry<K,V>	A map entry (key-value pair).
MapConverter<K,V>	A Converter for Map.
MapEntryLite<K,V>	Implements the lite version of map entry messages.
MapFieldLite<K,V>	Internal representation of map fields in generated lite-runtime messages.
Math	The class Math contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.
MathContext	Immutable objects which encapsulate the context settings which describe certain rules for numerical operators, such as those implemented by the BigDecimal class.
Matrix	Represents a 3x3 matrix for transforming coordinates.
MessageBuilder	A message builder builds simple messages based on integer IDs to avoid using Strings.
MessageDigest	This MessageDigest class provides applications the functionality of a message digest algorithm, such as SHA-1 or SHA-256.
MessageDigestSpi	This class defines the Service Provider Interface (SPI) for the MessageDigest class, which provides the functionality of a message digest algorithm, such as MD5 or SHA.
MessageHeader	An RFC 844 or MIME message header.
MessageLite	Abstract interface implemented by Protocol Message objects.
MessageLite.Builder	Abstract interface implemented by Protocol Message builders.
MessageLiteOrBuilder	Base interface for methods common to MessageLite and MessageLite.Builder to provide type equivalency.
MessageLogger	A message logger logs simple messages based on integer IDs to avoid using Strings.
Messages	Gather error messages.
Messages	Gather error messages.
Messages	Gather the messages.
Messages	Gather error messages.
MetaInfServiceLoader	Service loader that retrieves services implementations following standard Java service definition.
MGF1ParameterSpec	This class specifies the set of parameters used with mask generation function MGF1 in OAEP Padding and RSASSA-PSS signature scheme, as defined in the PKCS#1 v2.2 standard.
MicroEJMessageLite	Base class for MicroEJ-generated protobuf messages.
MicroUI	The MicroUI class offers basic services in the MicroUI implementation. MicroUI is started explicitly by calling MicroUI.start().
MicroUIException	Thrown to indicate that a method has caused an internal MicroUI error.
MicroUIPermission	This class is for MicroUI permissions.
Mime	Utilities for handling the MIME-Type header field.
MissingFormatArgumentException	Unchecked exception thrown when there is a format specifier which does not have a corresponding argument or if an argument index refers to an argument that does not exist.
MissingFormatWidthException	Unchecked exception thrown when the format width is required.
MissingServiceException	Thrown when a required service is missing.
MLInferenceEngine	The MLInferenceEngine class provides essential functionality for interacting with Machine Learning models, specifically for running inferences.
Module	A Module is either Kernel or a Feature.
MonitorHelper	This class is only used internally by MWT to instantiate monitor classes.
MonitoringData	This class represents the data structure used to handle data for resource monitoring.
MonitoringData.ExecutionCounter	This class represents the execution counter
Month	A month-of-year, such as 'July'.
MonthDay	A month-day in the ISO-8601 calendar system, such as --12-03.
Motion	Represents a motion.
MotionAnimation	A motion animation allows to associate a Motion and an Animation.
MotionAnimationListener	Listener for MotionAnimation.
Mp3AudioFormat	AudioFormat which represents data with the MP3 encoding.
MqttCallback	Enables an application to be notified when asynchronous events related to the client occur.
MqttClient	Lightweight client for talking to an MQTT server using methods that block until an operation completes.
MqttConnectOptions	Holds the set of options that control how the client connects to a server.
MqttException	Thrown if an error occurs communicating with the server.
MqttMessage	An MQTT message holds the application payload and options specifying how the message is to be delivered The message includes a "payload" (the body of the message) represented as a byte[].
MulticastSocket	The multicast datagram socket class is useful for sending and receiving IP multicast packets.
MultiPartBodyParser	A body parser for Mime.MIME_MULTIPART_FORM_ENCODED_DATA.
MultiPartBodyParser.MultiPartBody	Class representing the collection of HttpPart in the request.
MultipartContent	Content handler for multipart data of any shape (form, mixed, alternative)
MultipartStringsParser	A body parser for Mime.MIME_MULTIPART_FORM_ENCODED_DATA that parse parts as strings.
NativeException	RuntimeException subclass that may be thrown from an SNI native using SNI_throwNativeException() function.
NativeIOException	IOException subclass that may be thrown from an SNI native using SNI_throwNativeIOException() function.
NativeResource	A NativeResource is an object representing a runtime element managed by the native side (such as a file, a socket, an image, ...).
NavigableMap<K,V>	A SortedMap extended with navigation methods returning the closest matches for given search targets.
NavigableSet<E>	A SortedSet extended with navigation methods reporting closest matches for given search targets.
NavigationListener	An external observer of navigation events.
Navigator	The navigation controller and entry point of the framework.
NegativeArraySizeException	Thrown if an application tries to create an array with negative size.
NetPermission	This class is for various network permissions.
NetResourcesController	The network resources controller.
NetUtil	Utilitary functions about net.
Network	Identifies a Network.
Network	A network.
NetworkCapabilities	This class represents the capabilities of a network.
NetworkClient	This is the base class for network clients.
NetworkInfo	Describes the status of a network interface.
NetworkInterface	This class represents a Network Interface made up of a name, and a list of IP addresses assigned to this interface.
NetworkInterfaceManager	A manager for the network interfaces.
NetworkRequest	Defines a request for a network, made through NetworkRequest.Builder and or listen for changes via ConnectivityManager.registerNetworkCallback(android.net.NetworkRequest, android.net.ConnectivityManager.NetworkCallback).
NetworkRequest.Builder	Builder used to create NetworkRequest objects.
NLS	NLS provides support for manipulating messages and languages.
NLSPlural	Interface for using generated plural information classes.
NoBackground	A transparent background.
NoClassDefFoundError	Thrown if the Java Virtual Machine or a ClassLoader instance tries to load in the definition of a class (as part of a normal method call or as part of creating a new instance using the new expression) and no definition of the class could be found.
Node
Node	A common base class for Document and Element, also used for storing XML fragments.
NoDimension	Dimension without constraint.
NonNull	Indicates that a field, local variable, method return value or parameter can never be null.
NonNullByDefault	Indicates that all fields, method return values or parameters can never be null in the annotated package or type.
NoOutline	An outline that is empty.
NoRouteToHostException	Signals that an error occurred while attempting to connect a socket to a remote address and port.
NoSuchAlgorithmException	This exception is thrown when a particular cryptographic algorithm is requested but is not available in the environment.
NoSuchElementException	Thrown by the nextElement method of an Enumeration to indicate that there are no more elements in the enumeration.
NoSuchFieldError	Thrown if an application tries to access or modify a specified field of an object, and that object no longer has that field.
NoSuchFieldException	Signals that the class doesn't have a field of a specified name.
NoSuchMethodError	Thrown if an application tries to call a specified method of a class (either static or instance), and that class no longer has a definition of that method.
NoSuchMethodException	Thrown when a particular method cannot be found.
NoSuchPaddingException	This exception is thrown when a particular padding mechanism is requested but is not available in the environment.
NoSuchProviderException	This exception is thrown when a particular security provider is requested but is not available in the environment.
NotSelector	A not selector selects every widget that is not selected by its wrapped selector.
NthChildSelector	A nth child selector selects by checking if a widget is the nth child of its parent.
NtpSyncTimerTask	NtpSyncTimerTask periodically synchronizes the system time with a Network Time Protocol (NTP) server.
NtpUtil	Utilities to update the local time using NTP.
Nullable	Indicates that a field, local variable, method return value or parameter can be null.
NullEventQueueListener	Implementation of event listener that does nothing.
NullPointerException	Thrown when an application attempts to use null in a case where an object is required.
NullProgressMonitor	A default progress monitor implementation suitable for subclassing.
Number	The abstract class Number is the superclass of classes BigDecimal, BigInteger, Byte, Double, Float, Integer, Long, and Short.
NumberFormatException	Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
OAEPParameterSpec	This class specifies the set of parameters used with OAEP Padding, as defined in the PKCS#1 v2.2 standard.
Object
Object	Class Object is the root of the class hierarchy.
Object.Vector
Objects	This class consists of static utility methods for operating on objects.
Observable	This class represents an observable object, or "data" in the model-view paradigm.
Observable	This class represents an observable object, or "data" in the model-view paradigm.
Observer	An observer is notified when the object it observes is changed.
Observer	A class can implement the Observer interface when it wants to be informed of changes in observable objects.
OddChildSelector	An odd child selector selects by checking if a widget is at an odd position in its parent (0, 2, 4,…).
OffMessageLogger	A message logger that does not print anything.
OffsetDateTime	A date-time with an offset from UTC/Greenwich in the ISO-8601 calendar system, such as 2007-12-03T10:15:30+01:00.
OffsetTime	A time with an offset from UTC/Greenwich in the ISO-8601 calendar system, such as 10:15:30+01:00.
OggVorbisAudioFormat	AudioFormat which represents data with the Ogg Vorbis encoding.
OnClickListener	Defines an object which listens to click events.
OnInternetStateChanged
OnNetworkStateChanged	Listen to network status changes.
OpenedFilesLimitException	Exception thrown when the limit of the number of opened files is exceeded.
OpenedSocketsLimitException	Exception thrown when the limit of the number of opened sockets is exceeded.
OpenFile	Action performed when a file is opened.
OpenSocket	Action performed when a socket is opened.
OptimalDimension	Dimension which fits the optimal size of the widget.
Outline	Represents an outline that wraps a rectangle.
Outlineable	Represents a two-dimensional object to which outlines can be added or removed.
OutlineHelper	Provides utility methods to apply outlines and backgrounds.
OutOfMemoryError	Thrown when the Java Virtual Machine cannot allocate an object because it is out of memory, and no more memory could be made available by the garbage collector.
OutputConnection	This interface is implemented by a Connection that is able to open an OutputStream.
OutputStream	This abstract class is the superclass of all classes representing an output stream of bytes.
OutputStreamWriter	An OutputStreamWriter is a bridge from character streams to byte streams: Characters written to it are encoded into bytes using a specified charset.
OutputTensor	The OutputTensor class offers services to deal with MicroAI output tensors.
OverlapContainer	Lays out any number of children by stacking them.
OverlapRenderPolicy	This render policy keeps the initial order of the widgets.
Override	Indicates that a method declaration is intended to override a method declaration in a supertype.
Package	Package represent a Java package.
PackedMap<K,V>	This class implements the AbstractPackedMap class, using object-equality when comparing keys.
Page	The unit of navigation.
PageFactory	Builds the Page for a page key.
Painter	The Painter class provides static methods to draw basic shapes such as lines, rectangles, circles, characters and images.
ParameterizedArgument	Generic parser for parameterized arguments.
ParameterParser	A parser for Mime.MIME_FORM_ENCODED_DATA and parameters in URI.
ParametersHelper
ParseException	This exception is thrown when parse errors are encountered.
Parser<MessageType>	Abstract interface for parsing Protocol Messages.
Path	Represents a geometric paths consisting of straight line segments, quadratic curves, and cubic curves.
PathQuery<T,S>	Simple abstraction for queries into complex datastructures.
PatternSyntaxException	Unchecked exception thrown to indicate a syntax error in a regular-expression pattern.
PBEKeySpec	A user-chosen password that can be used with password-based encryption (PBE).
PBEParameterSpec	This class specifies the set of parameters used with password-based encryption (PBE), as defined in the PKCS #5 standard.
PBEUtil.PBES2Params
PcmAudioFormat	AudioFormat which represents data with the PCM (Pulse-Code Modulation) encoding.
Period	A date-based amount of time in the ISO-8601 calendar system, such as '2 years, 3 months and 4 days'.
Permission	Abstract class for representing access to a system resource.
PipedInputStream	A piped input stream should be connected to a piped output stream; the piped input stream then provides whatever data bytes are written to the piped output stream.
PipedOutputStream	A piped output stream can be connected to a piped input stream to create a communications pipe.
PipedReader	Piped character-input streams.
PipedWriter	Piped character-output streams.
PKCS8EncodedKeySpec	This class represents the ASN.1 encoding of a private key, encoded according to the ASN.1 type PrivateKeyInfo.
PKIXBuilderParameters	Parameters used as input for the PKIX CertPathBuilder algorithm.
PKIXCertPathBuilderResult	This class represents the successful result of the PKIX certification path builder algorithm.
PKIXCertPathChecker	An abstract class that performs one or more checks on an X509Certificate.
PKIXCertPathValidatorResult	This class represents the successful result of the PKIX certification path validation algorithm.
PKIXParameters	Parameters used as input for the PKIX CertPathValidator algorithm.
PKIXReason	The PKIXReason enumerates the potential PKIX-specific reasons that an X.509 certification path may be invalid according to the PKIX (RFC 5280) standard.
PKIXRevocationChecker	A PKIXCertPathChecker for checking the revocation status of certificates with the PKIX algorithm.
PKIXRevocationChecker.Option	Various revocation options that can be specified for the revocation checking mechanism.
PlatformTimeStrategy	This class implements a time strategy over the Util.platformTimeNanos().
Pointer	A pointer event generator represents a pointing device that is usually associated to a group of physical buttons.
PointerEventDispatcher	Dispatches the pointer events received on a desktop to its children.
PointerEventHandler	Abstract pointer event handler.
PolicyNode	An immutable valid policy tree node as defined by the PKIX certification path validation algorithm.
PolicyQualifierInfo	An immutable policy qualifier represented by the ASN.1 PolicyQualifierInfo structure.
PollerConnectivityManager	Basic full java implementation.
PollEventCommand
PollEventEndpoint
PoolOfImmortalByteBuffers	A pool of reusable immortal byte buffers.
PoolOfLimitedReusableResources	A pool of resources where resources are allocated at creation time (no lazy allocation).
PoolOfReusableResources	A pool of reusable resources.
PortUnreachableException	Signals that an ICMP Port Unreachable message has been received on a connected datagram.
PosterOutputStream	Instances of this class are returned to applications for the purpose of sending user data for a HTTP POST or PUT request.
Predicates
Predicates.Test
PrettyFramePrinter	PrettyFramePrinter will analyze the content of a RawFrame and print it in a pretty human readable manner to a given PrintStream output.
Principal	This interface represents and identifies the Kernel or a Feature.
Principal	This interface represents the abstract notion of a principal, which can be used to represent any entity, such as an individual, a corporation, and a login id.
PrintStream	A PrintStream adds functionality to another output stream, namely the ability to print representations of various data values conveniently.
PrintWriter	Prints formatted representations of objects to a text-output stream.
PrivateKey	A private key.
ProgressEvent	ProgressEvent represents an progress event in monitering network input stream.
ProgressInputStream	Wraps an input stream to follow its reading progression.
ProgressListener	ProgressListener is an interface to be implemented by parties interested to be notified of progress in network input stream.
ProgressMeteringPolicy	ProgressMeteringPolicy is an interface for determining progress metering policy.
ProgressMonitor	ProgressMonitor is a class for monitoring progress in network input stream.
ProgressSource	ProgressSource represents the source of progress changes.
ProgressSource.State
Properties	The Properties class represents a persistent set of properties.
PropertyFactory	Gets a property loader that is able to retrieve properties.
PropertyLoader	A property loader is a map of properties.
PropertyLoaderKF	Defines the order of the property loading resolution: the properties defined locally in the application or kernel. the properties registered locally in the instance of property registry. the properties shared in the instance of the shared registry. the properties defined globally in the system properties.
PropertyPermission	Permission to manipulate services using PropertyLoader.getProperty(String) or PropertyLoader.getProperty(String, String) or PropertyRegistry.setProperty(String, String) or PropertyRegistry.removeProperty(String).
PropertyPermission	This class is for property permissions.
PropertyRegistry	A property registry is a property loader that allows to add or remove properties dynamically.
ProtobufKernel	Provides a utility method to initialize Protobuf library when it is embedded in a Kernel and its APIs are exposed to Features.
ProtocolException	Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.
ProtocolStringList	An interface extending List<String> used for repeated string fields to provide optional access to the data as a list of ByteStrings.
ProviderException	A runtime exception for Provider exceptions (such as misconfiguration errors or unrecoverable internal errors), which may be subclassed by Providers to throw specialized, provider-specific runtime errors.
Proxy<T>	The superclass of proxy classes.
PSource	This class specifies the source for encoding input P in OAEP Padding, as defined in the PKCS#1 v2.2 standard.
PSource.PSpecified	This class is used to explicitly specify the value for encoding input P in OAEP Padding.
PublicKey	A public key.
PushbackInputStream	A PushbackInputStream adds functionality to another input stream, namely the ability to "push back" or "unread" one byte.
QuadEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
QuadEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
QuadEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
QualityArgument	Class for handling HTTP "Accept" header quality argument.
QuartEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
QuartEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
QuartEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
Queue<E>	A collection designed for holding elements prior to processing.
QuintEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
QuintEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
QuintEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
Random	An instance of this class is used to generate a stream of pseudorandom numbers.
RandomAccess	Marker interface used by List implementations to indicate that they support fast (generally constant time) random access.
RandomAccessFile	Instances of this class support both reading and writing to a random access file.
RawFrame	This is just a convenient class to encapsulate a byte array that contains a complete websocket frame.
RE	RE is an efficient, lightweight regular expression evaluator/matcher class.
Readable	This interface is only defined for hierarchy compatibility.
ReadBuf
Reader	Abstract class for reading character streams.
ReaderCharacterIterator	Encapsulates java.io.Reader as CharacterIterator
ReadOnlyBufferException	Unchecked exception thrown when a content-mutation method such as put or compact is invoked upon a read-only buffer.
ReadSocket	Action performed when reading on a socket.
ReadWriteBuf
ReasonForClosure	A ReasonForClosure is a close code (which is a number) and a close reason (which a String that may be empty).
RECharacter
RECompiler	A regular expression compiler class.
Rectangle	Represents a rectangle with a position and a size.
RectangularBackground	Draws a plain color on the background with a rectangular border.
RectangularBorder	Represents and draw a rectangular colored border.
Reference<T>	Abstract base class for reference objects.
ReferenceQueue<T>	ReferenceQueue represents a queue of EnqueuedWeakReference.
ReferenceQueue<T>	Reference queues, to which registered reference objects are appended by the garbage collector after the appropriate reachability changes are detected.
ReflectiveOperationException	Common superclass of exceptions thrown by reflective operations in core reflection.
RegistrationEvent<D extends Device>	The RegistrationEvent class.
RegistrationListener<D extends Device>	The RegistrationListener interface defines methods for notification of registered and unregistered devices.
RejectedExecutionException	Exception thrown by an Executor when a task cannot be accepted for execution.
RelativeDimension	Dimension with constraint relative to the parent.
RemoteCommandClient
RemoteCommandCommPopulator	Adds a comm connection in the Rcommand manager.
RemoteCommandListener
RemoteCommandManager	Manages the threads that will read the command from the RemoteConnection.
RemoteCommandServer	Server which client administration connect to.
RemoteConnection
RemoteConnectionListener	A listener associated to a RemoteConnection.
RemoteNotification	The RemoteNotification class represents a notification sent by the RemoteCommandManager to a RemoteCommandClient.
RemoteNotificationListener	The RemoteNotificationListener class handles the notifications sent by a RemoteCommandManager to the RemoteCommandClient.
RemoteService
RemoteServiceListener
RenderableString	Represents graphical information related to the drawing of a string with a font.
RenderMonitor	Monitor for Widget rendering.
RenderPolicy	A render policy is responsible of rendering the widgets of a desktop on the display.
RenderPolicy.RenderListener	Listener for render events (when it is requested and when it is actually executed).
RepeatedTest	@RepeatedTest is used to signal that the annotated method is a test template method that should be repeated a specified number of times.
Replacement	Used in PUT operations.
REProgram	A class that holds compiled regular expressions.
RequestHandler	A handler to process request and create appropriate response.
RequestHandler	A request handler is responsible of HTTP requests processing.
ResolverStyle	Enumeration of different ways to resolve dates and times.
ResourceArray	A resource array is an element of ResourceBuffer.
ResourceBuffer	A resource buffer contains a set of data which is compacted to obtain a minimal footprint.
ResourceControlListener	The listener interface for receiving notifications when a Feature is stopped by the Resource Control Manager.
ResourceControlListener.StopCause	A stop cause.
ResourceImage	A ResourceImage represents an image which may require dynamic allocation in order to be created.
ResourceImage.OutputFormat	Enumerates the different formats in which a resource image can store pixel colors.
ResourceMonitoringService
ResourceMonitoringServiceImpl	This class represents the implementation for the ResourceMonitoringService.
ResourceMonitoringServiceImpl.MonitoringTask	This class represents the monitoring task ran at regular interval.
ResourceRestEndpoint	A static resource end-point to serve all kind of files.
ResourceVectorImage	Represents a vector image which requires dynamic allocation in order to be created.
RestEndpoint	A REST endpoint exposes resources on a REST server.
RestResponse	A simple wrapper over HTTP response, allowing to directly specify MIME type and status code.
RestServer	A simple implementation of HTTP server capable of easily exposing endpoints.
RestSession	A REST session handles HTTP requests.
RestSession.Factory	This class makes the creation of HTTPServer easier.
Resty	Main class.
Resty.Option	Base class for Resty options.
Resty.Timeout	Option to set a timeout.
RESyntaxException	Exception thrown to indicate a syntax error in a regular expression.
Retention	Indicates how long annotations with the annotated type are to be retained.
RetentionPolicy	Annotation retention policy.
REUtil	This is a class that contains utility helper methods for this package.
RootSelector	A root selector selects by checking if a widget is the root widget of its hierarchy (i.e.
RoundedBackground	Draws a plain color on the background with a round corner.
RoundedBorder	Draws a uniform border with round corners.
RoundingMode	Specifies a rounding behavior for numerical operations capable of discarding precision.
Route	Represent an HTTP route.
RSAKeyGenParameterSpec	This class specifies the set of parameters used to generate an RSA key pair.
Runnable	The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.
RunnableFuture<V>	A Future that is Runnable.
RunnableWithResult<R>
Runtime	Every Java application has a single instance of class Runtime that allows the application to interface with the environment in which the application is running.
RuntimeException	RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
RuntimePermission	This class is for runtime permissions.
SafeVarargs	A programmer assertion that the body of the annotated method or constructor does not perform potentially unsafe operations on its varargs parameter.
SandboxedModule	A sandboxed module interface.
SandboxedModuleHelper	Sandboxed module helper.
SandboxedModuleManager	Module manager.
SandboxedStorage	Extends the storage on file system to add sandboxing for the applications.
ScheduledExecutorService	An ExecutorService that can schedule commands to run after a given delay, or to execute periodically.
ScheduledFuture<V>	A delayed result-bearing action that can be cancelled.
SDK	SDK information
SecretKey	A secret (symmetric) key.
SecretKeyFactory	This class represents a factory for secret keys.
SecretKeyFactorySpi	This class defines the Service Provider Interface (SPI) for the SecretKeyFactory class.
SecretKeySpec	This class specifies a secret key in a provider-independent fashion.
SecureRandom	This class provides a cryptographically strong random number generator (RNG).
SecureRandomSpi	This class defines the Service Provider Interface (SPI) for the SecureRandom class.
SecurityException	Thrown by the security manager to indicate a security violation.
SecurityLevels	The SecurityLevels class enumerates the values for security levels of GATT attributes.
SecurityManager	The security manager is a class that allows applications to implement a security policy.
SecurityMode	List of Wi-Fi security modes.
SecurityPermission	This class is for security permissions.
SecurityPolicyResourceLoader	The Interface SecurityPolicyResourceLoader that handles the policy file permission parsing and loading.
SecurityUtil	An utility class to handle security mode.
Selector	Represents a selector.
SelectorHelper	Provides utility methods related to selectors.
SendExecuteWriteResponseCommand
SendExecuteWriteResponseEndpoint
SendNotificationCommand
SendNotificationEndpoint
SendPairRequestCommand
SendPairRequestEndpoint
SendPairResponseCommand
SendPairResponseEndpoint
SendPasskeyResponseCommand
SendPasskeyResponseEndpoint
SendPrepareWriteResponseCommand
SendPrepareWriteResponseEndpoint
SendReadRequestCommand
SendReadRequestEndpoint
SendReadResponseCommand
SendReadResponseEndpoint
SendWriteRequestCommand
SendWriteRequestEndpoint
SendWriteResponseCommand
SendWriteResponseEndpoint
SequenceInputStream	A SequenceInputStream represents the logical concatenation of other input streams.
SerialConfigurationException	Signals that the requested serial line configuration is not supported by the serial port hardware.
SerialConnection	This class defines a connection to a serial port.
SerialConnectionPermission	This class represents access to a serial port. Permission is checked when creating a new SerialConnection.
Serializable	This interface is only defined for hierarchy compatibility.
SerialPortClient	The SerialPortClient class represents a serial port client.
SerialPortConstants	Provides constants and static methods related to the serial port service.
SerialPortServer	The SerialPortServer class represents a serial port server.
ServerException	This is a more specific WebSocketException type.
ServerSocket	This class implements server sockets.
ServerSocketFactory	This class creates server sockets.
ServiceFactory	A simple dependency injection facility.
ServiceHelper	Provides utility methods related to GATT services.
ServiceLoader	A simple service loading facility.
ServiceLoaderHelper	Helper class for service loaders.
ServiceLoaderKF	KF Service loader that add several service loader according the KF specification
ServiceLoadingException	Thrown when an error occurs while loading a service.
ServicePermission	Permission to manipulate services using ServiceLoader.getService(Class) or ServiceRegistry.register(Class, Object) or ServiceRegistry.unregister(Class, Object).
ServiceRegistry	An extension of service loader that allows to register services dynamically.
ServiceRegistryKF	The Class ServiceRegistryKF which contains the Local Service mapping for each context.
Session	Server side Session.
SessionHandler	Handle sessions and stores active sessions in a database.
Set<E>	A collection that contains no duplicate elements.
SetLengthRandomAccessFile	Action performed when setting the length of a RandomAccessFile.
ShadowAction	Shadow possible actions.
ShadowResult	Shadow possible result when interacting with a shadow.
ShapePainter	The ShapePainter class offers a set of static methods to render thick shapes (with or without anti-aliasing) and polygons.
ShapePainter.Cap	Defines the cap representation when drawing a line or a circle arc.
SharedPropertyFactory	The factory that retrieves the unique instance of the SharedPropertyRegistry sets by the system.
SharedPropertyRegistry	Shared property registry is used to share properties between different applications.
SharedPropertyRegistryKF	Implementation of shared property registry over Kernel and Features.
SharedServiceRegistry	The shared service registry is used to share services between different applications.
SharedServiceRegistryKF	Implementation of the shared service registry over Kernel and Features.
ShieldedPlug	A shielded plug is a database that contains several memory blocks.
Short	The Short class wraps a value of primitive type short in an object.
ShortBuffer	a short buffer.
ShortBufferException	This exception is thrown when an output buffer provided by the user is too short to hold the operation result.
ShortConverter	A Converter for Short.
ShortVector	Helper type for accessing vector of signed or unsigned 16-bit values.
Signature	The Signature class is used to provide applications the functionality of a digital signature algorithm.
SignatureException	This is the generic Signature exception.
SignatureSpi	This class defines the Service Provider Interface (SPI) for the Signature class, which is used to provide the functionality of a digital signature algorithm.
SimpleCharStream	An implementation of interface CharStream, where the stream is assumed to contain only ASCII characters (without unicode processing) adapted from the generated class.
SimpleDateFormat	SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner.
SimpleDock	Lays out three children vertically or horizontally.
SimpleNetworkCallback	A simple network call back.
SimpleNetworkCallbackAdapter	A simple network call back adapter.
SimpleNode
SimpleObservable	This class represents an observable variant which can handle only a single observer.
SimplePropertyRegistry	Simple implementation of a property registry.
SimpleServiceLoader	Service loader that creates service instance based on default service implementation class.
SimpleServiceRegistry	Service loader that creates service instance based on default service implementation class.
SineEaseInFunction	Represents a ease in motion: starts at a slow speed, then reaches and maintain a steady speed through the stop instruction.
SineEaseInOutFunction	Represents a ease in/out motion: starts at a steady speed, then slows down to a stop.
SineEaseOutFunction	Represents a ease out motion: starts at a steady speed, then slows down to a stop.
SingleThreadExecutor	An executor that uses a single worker thread operating off an unbounded queue.
Size	Represents a size (width and height).
SlideTransition	A transition that slides the incoming content horizontally over the outgoing one.
SNI	This utility class provides methods to convert between Java & C strings.
SntpClient	Simple SNTP client class for retrieving network time.
Socket	This class implements client sockets (also called just "sockets").
SocketAddress	This class represents a Socket Address with no protocol attachment.
SocketException	Thrown to indicate that there is an error creating or accessing a Socket.
SocketFactory	This class creates sockets.
SocketInputStream	Socket input stream wrapper used to control net/ssl read call.
SocketOptions	Interface of methods to get/set socket options.
SocketOutputStream	Socket output stream wrapper used to control net/ssl write call.
SocketPermission	This class represents access to a network via sockets.
SocketRemoteConnection	The connection with a remote socket that uses buffered streams.
SocketTimeoutException	Signals that a timeout has occurred on a socket read or accept.
SoftAPConfiguration	Software enabled Access Point (SoftAP) configuration.
SortedMap<K,V>	A Map that further provides a total ordering on its keys.
SortedSet<E>	A Set that further provides a total ordering on its elements.
SPReader	The SPReader interface provides a method for reconstructing objects from a block.
SPWriter	The SPWriter interface provides a method for serializing objects into a block.
SSLContext	Instances of this class represent a secure socket protocol implementation which acts as a factory for secure socket factories or SSLEngines.
SslContextBuilder	Helps to create an SSL context.
SslContextFactory	Provides utility methods to create SSL contexts.
SSLContextSpi	This class defines the Service Provider Interface (SPI) for the SSLContext class.
SSLException	Indicates some kind of error detected by an SSL subsystem.
SSLHandshakeException	Indicates that the client and server could not negotiate the desired level of security.
SSLPermission	This class is for various network permissions.
SslProtocols	Enumerates secure socket protocols.
SSLServerSocket	This class extends ServerSockets and provides secure server sockets using protocols such as the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
SSLServerSocketFactory	SSLServerSocketFactorys create SSLServerSockets.
SSLSocket	This class extends Sockets and provides secure socket using protocols such as the "Secure Sockets Layer" (SSL) or IETF "Transport Layer Security" (TLS) protocols.
SSLSocketFactory	SSLSocketFactorys create SSLSockets.
Stack<E>	The Stack class represents a last-in-first-out (LIFO) stack of objects.
StackOverflowError	Thrown when a stack overflow occurs because an application recurses too deeply.
StackTraceElement	An element in a stack trace.
StartAdvertisingCommand
StartAdvertisingEndpoint
StartScanningCommand
StartScanningEndpoint
States	A states event generator is usually associated to a group of physical devices holding a position (switch, rotary wheel encoder, ...) and allows to generate events relating to them.
StateSelector	A state selector selects from a state.
StaticFilesHandler	Request handler to serve static files.
StatusLine	HTTP status line as described by RFC 2616, section 6.1.
StopAdvertisingCommand
StopAdvertisingEndpoint
StopScanningCommand
StopScanningEndpoint
Storage	Defines the storage mechanism.
StorageFs	Implementation of persistent storage on file system.
StorageHeap	Implementation of not persistent storage on Java heap.
StorageHelper	Contains tools related to storage.
StorageLimitException	Exception thrown when a storage limit is exceeded.
StorageMessage	Provides a message logger to log all messages for storage.
StreamCharacterIterator	Encapsulates java.io.InputStream as CharacterIterator.
StreamConnection	This interface defines a bidirectional connection: a connection on which an InputStream and an OutputStream can be open.
StreamConnectionNotifier
StreamRemoteConnection
StreamUtils	Provides utility methods to manipulate streams.
StrictFontLoader	Returns the font which matches exactly the font parameters.
StrictTypeSelector	A type selector selects by checking the widget type (Java class).
String	The String class represents character strings.
StringBodyParser	A body parser reading the full body and storing it in a string.
StringBuffer	A thread-safe, mutable sequence of characters.
StringBuilder	A mutable sequence of characters.
StringCharacterIterator	Encapsulates String as CharacterIterator.
StringConverter	A Converter for String.
StringFormatExtension	Extension format method for the String class.
StringIndexOutOfBoundsException	Thrown by String methods to indicate that an index is either negative or greater than the size of the string.
StringPainter	Provides utility methods to draw strings.
StringReader	A character stream whose source is a string.
StringRegexExtension	Extension regex methods for the String class.
StringTokenizer	The string tokenizer class allows an application to break a string into tokens.
StringVector	Helper type for accessing vector of String.
StringWriter	A character stream that collects its output in a string buffer, which can then be used to construct a string.
Struct	All structs in the generated code derive from this class, and add their own accessors.
Style	A style describes how widgets must be rendered on screen.
Stylesheet	Represents a stylesheet.
SubMonitor	A progress monitor that uses a given amount of work ticks from a parent monitor.
Subnet	Subnet representation with its network address and mask in bits.
SuppressWarnings	Indicates that the named compiler warnings should be suppressed in the annotated element (and in all program elements contained in the annotated element).
Swipeable	A swipeable element receives notifications from a SwipeEventHandler.
SwipeEventHandler	The swipe event handler responsibility is to detect pointer events (press, drag, release) and help moving over some element(s).
SwipeListener	A swipe listener is notified when a swipe is started or stopped.
SyncML
System	The System class contains several useful class fields and methods.
SystemCurrentTimeStrategy	This class implements a time strategy over the System.currentTimeMillis().
SystemPropertiesServiceLoader	Service loader that retrieves services implementations using system properties.
SystemPropertyLoader	A property loader that searches in system properties.
Table	All tables in the generated code derive from this class, and add their own accessors.
Target	Indicates the kinds of program element to which an annotation type is applicable.
TcpServer	TCP/IP server that stores incoming connections.
Temporal	Framework-level interface defining read-write access to a temporal object, such as a date, time, offset or some combination of these.
TemporalAccessor	Framework-level interface defining read-only access to a temporal object, such as a date, time, offset or some combination of these.
TemporalAdjuster	Strategy for adjusting a temporal object.
TemporalAdjusters	Common and useful TemporalAdjusters.
TemporalAmount	Framework-level interface defining an amount of time, such as "6 hours", "8 days" or "2 years and 3 months".
TemporalField	A field of date-time, such as month-of-year or hour-of-minute.
TemporalQueries	Common implementations of TemporalQuery.
TemporalQuery<R>	Strategy for querying a temporal object.
TemporalUnit	A unit of date-time, such as Days or Hours.
Tensor	The Tensor class offers services to deal with MicroAI tensors.
Tensor.DataType	The Tensor.DataType class enumerates the MicroAI data types.
Tensor.QuantizationParameters	The QuantizationParameters class represents the quantization parameters used by a MLInferenceEngine.
Test	The Test annotation tells JUnit that the public void method to which it is attached can be run as a test case.
Test.None	Default empty exception
TestListener
TestWrapper
TextHelper	Provides some text facilities.
TextResource	This is a text/* representation of a resource.
Thread	A thread is a thread of execution in a program.
Thread.State	A thread state.
Thread.UncaughtExceptionHandler	Interface for handlers invoked when a Thread abruptly terminates due to an uncaught exception.
ThreadFactory	An object that creates new threads on demand.
ThreadUtils	Provides utility methods related to threads.
Throwable	The Throwable class is the superclass of all errors and exceptions in the Java language.
TiledImageBackground	Draws a repeated image on the background.
TimeoutException	Exception thrown when a blocking operation times out.
Timer	A facility for threads to schedule tasks for future execution in a background thread.
TimerTask	A task that can be scheduled for one-time or repeated execution by a Timer.
TimeStrategy	Defines a time strategy to get a time in nanoseconds.
TimeUnit	A TimeUnit represents time durations at a given unit of granularity and provides utility methods to convert across units, and to perform timing and delay operations in these units.
TimeZone	TimeZone represents a time zone offset, and also figures out daylight savings.
Token	Describes the input token stream.
TokenMgrError	Token Manager Error.
Tool
TooManyWaitingThreadsException	Signals that too many threads are waiting for a block.
Trace	This class is only used internally by MWT to add trace events.
Tracer	A Tracer object is used to trace events for debug or monitoring.
TransferEncoding	Interface for defining HTTP transfer coding handlers.
TransformPainter	The TransformPainter class offers a set of static methods to render elements (image, renderable character) with a transformation.
TransformPainter.Flip	Specify the flip to apply when drawing an image.
Transition	Animates the replacement of the outgoing content by the incoming content during a navigation.
TransitionContext	The stage on which a Transition animates a page change.
TransitionListener	Notified when a Transition has finished.
TreeMap<K,V>	A Red-Black tree based NavigableMap implementation.
TreeSet<E>	A NavigableSet implementation based on a TreeMap.
TrustAnchor	A trust anchor or most-trusted Certification Authority (CA).
TrustManager	This is the base interface for JSSE trust managers.
TrustManagerFactory	This class acts as a factory for trust managers based on a source of trust material.
TrustManagerFactorySpi	This class defines the Service Provider Interface (SPI) for the TrustManagerFactory class.
Type
Type	Type is the common superinterface for all types in the Java programming language.
Type.Vector
TypeSelector	A type or subtype selector selects by checking the widget type hierarchy (Java class).
TzdbZoneRulesProvider	Provides zone rules for the time-zones defined by IANA Time Zone Database (TZDB).
UniformOutline	Outline that have the same thickness for all edges.
UninitializedMessageException	Thrown when attempting to build a protocol message that is missing required fields.
UnionVector	Helper type for accessing vector of unions.
UniversalSelector	An universal selector selects all widgets.
UnknownError	Thrown when an unknown but serious exception has occurred in the Java Virtual Machine.
UnknownFeatureException	This exception is thrown if a Feature being unloaded is unknown.
UnknownFieldSetLite	UnknownFieldSetLite is used to keep track of fields which were seen when parsing a protocol message but whose field numbers or types are unrecognized.
UnknownFormatConversionException	Unchecked exception thrown when an unknown conversion is given.
UnknownFormatFlagsException	Unchecked exception thrown when an unknown flag is given.
UnknownHostException	Thrown to indicate that the IP address of a host could not be determined.
UnknownServiceException	Thrown to indicate that an unknown service exception has occurred.
UnrecoverableEntryException	This exception is thrown if an entry in the keystore cannot be recovered.
UnrecoverableKeyException	This exception is thrown if a key in the keystore cannot be recovered.
UnsatisfiedLinkError	Thrown if the Java Virtual Machine cannot find an appropriate native-language definition of a method declared native.
UnsupportedClassVersionError	Thrown when the Java Virtual Machine attempts to read a class file and determines that the major and minor version numbers in the file are not supported.
UnsupportedEncodingException	The Character Encoding is not supported.
UnsupportedOperationException	Thrown to indicate that the requested operation is not supported.
UnsupportedTemporalTypeException	UnsupportedTemporalTypeException indicates that a ChronoField or ChronoUnit is not supported for a Temporal class.
URI	Represents a Uniform Resource Identifier (URI) reference.
URISyntaxException	Checked exception thrown to indicate that a string could not be parsed as a URI reference.
URL	Class URL represents a Uniform Resource Locator, a pointer to a "resource" on the World Wide Web.
URLConnection	The abstract class URLConnection is the superclass of all classes that represent a communications link between the application and a URL.
UrlDecoder	Utilities for decoding percent encoded characters.
URLDecoder	Utility class for HTML form decoding.
URLEncoder	Utility class for HTML form encoding.
URLStreamHandler	The abstract class URLStreamHandler is the common superclass for all stream protocol handlers.
URLStreamHandlerFactory	This interface defines a factory for URL stream protocol handlers.
Utf8
Utf8Old	This class implements the Utf8 API using the Java Utf8 encoder.
Utf8Safe	A set of low-level, high-performance static utility methods related to the UTF-8 character encoding.
UTF8Validator	Utility class to check the validity of an UTF8 message.
UTFDataFormatException	Signals that a malformed string in modified UTF-8 format has been read in a data input stream or by any class that implements the data input interface.
Util	This class offers basic services for B-ON implementation.
ValueRange	The range of valid values for a date-time field.
Vector<E>	The Vector class implements a growable array of objects.
VectorFont	Represents a vector font.
VectorGraphicsException	Thrown to indicate that a method has caused an internal VectorGraphics error.
VectorGraphicsPainter	Provides static methods to draw paths, texts and images.
VectorGraphicsPainter.Direction	Enum for specifying the direction in which a rotation can occur.
VectorGraphicsPainter.FillType	Enum for the ways a path may be filled.
VectorImage	Represents a vector image.
VerifyError	Thrown when the "verifier" detects that a class file, though well formed, contains some sort of internal inconsistency or security problem.
VirtualMachineError	Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.
VoidStylesheet	Stylesheet that always returns the default style.
WatchdogTimer	This class provides a way to handle watchdog timers.
WatchdogTimerException	Unchecked exception thrown when error occurred during WatchdogTimer operations.
Wbxml	contains the WBXML constants
WbxmlParser
WbxmlSerializer	A class for writing WBXML.
WeakHashMap<K,V>	Hash table based implementation of the Map interface, with weak keys.
WeakHashtable	A Hashtable implementation with weak keys.
WeakIdentityPackedMap<K,V>
WeakPackedMap<K,V>
WeakReference<T>	Weak reference objects, which do not prevent their referents from being made finalizable, finalized, and then reclaimed.
WebSocket	Representation for the physical websocket connection following RFC 6455 definition.
WebSocketException	A special kind of exception thrown by classes associated to WebSockets.
WebSocketSecure	Representation for the physical websocket connection that support SSL Context.
WebSocketURI	WebSocketURI is a container for a WebSocket URI as described in RFC 6455.
WeekFields	Localized definitions of the day-of-week, week-of-month and week-of-year fields.
Widget	Widget is the superclass of all the user interface objects.
Widget.WidgetListener	Listener for widget events.
WidgetVisitor	Visitor for Widget and Container.
WifiCapability	List of possible capabilities for the underlying Wi-Fi module.
WifiManager	Manages the Wi-Fi capabilities.
WifiNetworkManager	This manager manage the Wi-Fi manager and network to keep a state.
WireFormat	This class is used internally by the Protocol Buffer library and generated message implementations.
WireFormat.FieldType	Lite equivalent to Descriptors.FieldDescriptor.Type.
WireFormat.JavaType	Lite equivalent to Descriptors.FieldDescriptor.JavaType.
Wml	This class contains the wml coding tables for elements and attributes needed by the WmlParser.
WPSMode	List of Wi-Fi Protected Setup (WPS) modes.
WriteFile	Action performed when writing to a file.
Writer	Abstract class for writing to character streams.
WriteRandomAccessFile	Action performed when writing to a RandomAccessFile.
WriteSocket	Action performed when writing on a socket.
WV	Wireless Village CSP 1.1 ("OMA-WV-CSP-V1_1-20021001-A.pdf") Wireless Village CSP 1.2 ("OMA-IMPS-WV-CSP_WBXML-v1_2-20030221-C.PDF") There are some bugs in the 1.2 spec but this is Ok.
X500Principal	This class represents an X.500 Principal.
X509Certificate	Abstract class for X.509 certificates.
X509CertImpl.EncodedFormat
X509CertSelector	A CertSelector that selects X509Certificates that match all specified criteria.
X509CRL	Abstract class for an X.509 Certificate Revocation List (CRL).
X509CRLEntry	Abstract class for a revoked certificate in a CRL (Certificate Revocation List).
X509CRLSelector	A CRLSelector that selects X509CRLs that match all specified criteria.
X509EncodedKeySpec	This class represents the ASN.1 encoding of a public key, encoded according to the ASN.1 type SubjectPublicKeyInfo.
X509Extension	Interface for an X.509 extension.
X509KeyManager	Instances of this interface manage which X509 certificate-based key pairs are used to authenticate the local side of a secure socket.
X509TrustManager	Instance of this interface manage which X509 certificates may be used to authenticate the remote side of a secure socket.
XMath	This class provides advanced mathematical functions.
XML	This provides static methods to convert an XML text into a JSONObject, and to covert a JSONObject into an XML text.
XmlPullParser	XML Pull Parser is an interface that defines parsing functionlity provided in XMLPULL V1 API (visit this website to learn more about API and its implementations).
XmlPullParserException	This exception is thrown to signal XML Pull Parser related faults.
XmlPullParserFactory	This class is used to create implementations of XML Pull Parser defined in XMPULL V1 API.
XmlSerializer	Define an interface to serialziation of XML Infoset.
XMLTokener	The XMLTokener extends the JSONTokener to provide additional methods for the parsing of XML texts.
Year	A year in the ISO-8601 calendar system, such as 2007.
YearMonth	A year-month in the ISO-8601 calendar system, such as 2007-12.
ZonedDateTime	A date-time with a time-zone in the ISO-8601 calendar system, such as 2007-12-03T10:15:30+01:00 Europe/Paris.
ZoneId	A time-zone ID, such as Europe/Paris.
ZoneOffset	A time-zone offset from Greenwich/UTC, such as +02:00.
ZoneOffsetTransition	A transition between two offsets caused by a discontinuity in the local time-line.
ZoneOffsetTransitionRule	A rule expressing how to create a transition.
ZoneOffsetTransitionRule.TimeDefinition	A definition of the way a local time can be converted to the actual transition date-time.
ZoneRules	The rules defining how the zone offset varies for a single time-zone.
ZoneRulesException	Thrown to indicate a problem with time-zone configuration.
ZoneRulesProvider	Provider of time-zone rules to the system.