# Uses of Interface
java.util.Set

Packages that use Set
Package
Description
com.sun.jdi.event
This package defines JDI events and event processing.
com.sun.net.httpserver
Provides a simple high-level Http server API, which can be used to build embedded HTTP servers.
com.sun.nio.sctp
A Java API for Stream Control Transport Protocol.
com.sun.source.tree
Provides interfaces to represent source code as abstract syntax trees (AST).
java.awt
Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.font
Provides classes and interface relating to fonts.
java.lang
Provides classes that are fundamental to the design of the Java programming language.
java.lang.instrument
Provides services that allow Java programming language agents to instrument programs running on the Java Virtual Machine (JVM).
java.lang.management
Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.
java.lang.module
Classes to support module descriptors and creating configurations of modules by means of resolution and service binding.
java.lang.reflect
Provides classes and interfaces for obtaining reflective information about classes and objects.
java.net
Provides the classes for implementing networking applications.
java.nio.channels
Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.
java.nio.channels.spi
Service-provider classes for the `java.nio.channels` package.
java.nio.charset
Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
java.nio.file
Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
java.nio.file.attribute
Interfaces and classes providing access to file and file system attributes.
java.nio.file.spi
Service-provider classes for the `java.nio.file` package.
java.security
Provides the classes and interfaces for the security framework.
java.security.cert
Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
java.text
Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
java.time
The main API for dates, times, instants, and durations.
java.time.chrono
Generic API for calendar systems other than the default ISO.
java.time.format
Provides classes to print and parse dates and times.
java.time.zone
Support for time-zones and their rules.
java.util
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
java.util.concurrent
Utility classes commonly useful in concurrent programming.
java.util.jar
Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.stream
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
javax.annotation.processing
Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.
javax.imageio
The main package of the Java Image I/O API.
javax.lang.model.element
Interfaces used to model elements of the Java programming language.
javax.lang.model.util
Utilities to assist in the processing of program elements and types.
javax.management
Provides the core classes for the Java Management Extensions.
javax.management.loading
Provides the classes which implement advanced dynamic loading.
javax.management.openmbean
Provides the open data types and Open MBean descriptor classes.
javax.management.remote.rmi
The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.
javax.print.attribute.standard
Package `javax.print.attribute.standard` contains classes for specific printing attributes.
javax.script
The scripting API consists of interfaces and classes that define Java Scripting Engines and provides a framework for their use in Java applications.
javax.security.auth
This package provides a framework for authentication and authorization.
javax.swing
Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.tools
Provides interfaces for tools which can be invoked from a program, for example, compilers.
jdk.dynalink.beans
Contains the linker for ordinary Java objects.
jdk.javadoc.doclet
The Doclet API provides an environment which, in conjunction with the Language Model API and Compiler Tree API, allows clients to inspect the source-level structures of programs and libraries, including API comments embedded in the source.
jdk.jfr
This package provides classes to create events and control Flight Recorder.
jdk.jshell
Provides interfaces for creating tools, such as a Read-Eval-Print Loop (REPL), which interactively evaluate "snippets" of Java programming language code.
jdk.net
Platform specific socket options for the `java.net` and `java.nio.channels` socket classes.

## Uses of Set in com.sun.jdi.event

Subinterfaces of Set in com.sun.jdi.event
Modifier and Type
Interface
Description
`interface`
`EventSet`
Several `Event` objects may be created at a given time by the target `VirtualMachine`.

## Uses of Set in com.sun.net.httpserver

Methods in com.sun.net.httpserver that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<String,List<String>>>`
Headers.`entrySet()`
`Set<String>`
Headers.`keySet()`

## Uses of Set in com.sun.nio.sctp

Methods in com.sun.nio.sctp that return Set
Modifier and Type
Method
Description
`abstract Set<Association>`
SctpMultiChannel.`associations()`
Returns the open associations on this channel's socket.
`abstract Set<SocketAddress>`
SctpChannel.`getAllLocalAddresses()`
Returns all of the socket addresses to which this channel's socket is bound.
`abstract Set<SocketAddress>`
SctpMultiChannel.`getAllLocalAddresses()`
Returns all of the socket addresses to which this channel's socket is bound.
`abstract Set<SocketAddress>`
SctpServerChannel.`getAllLocalAddresses()`
Returns all of the socket addresses to which this channel's socket is bound.
`abstract Set<SocketAddress>`
SctpChannel.`getRemoteAddresses()`
Returns all of the remote addresses to which this channel's socket is connected.
`abstract Set<SocketAddress>`
SctpMultiChannel.`getRemoteAddresses(Association association)`
Returns all of the remote addresses to which the given association on this channel's socket is connected.
`abstract Set<SctpSocketOption<?>>`
SctpChannel.`supportedOptions()`
Returns a set of the socket options supported by this channel.
`abstract Set<SctpSocketOption<?>>`
SctpMultiChannel.`supportedOptions()`
Returns a set of the socket options supported by this channel.
`abstract Set<SctpSocketOption<?>>`
SctpServerChannel.`supportedOptions()`
Returns a set of the socket options supported by this channel.

## Uses of Set in com.sun.source.tree

Methods in com.sun.source.tree that return Set
Modifier and Type
Method
Description
`Set<Modifier>`
ModifiersTree.`getFlags()`
Returns the flags in this modifiers tree.

## Uses of Set in java.awt

Methods in java.awt that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
RenderingHints.`entrySet()`
Returns a `Set` view of the mappings contained in this `RenderingHints`.
`Set<AWTKeyStroke>`
KeyboardFocusManager.`getDefaultFocusTraversalKeys(int id)`
Returns a Set of default focus traversal keys for a given traversal operation.
`Set<AWTKeyStroke>`
Component.`getFocusTraversalKeys(int id)`
Returns the Set of focus traversal keys for a given traversal operation for this Component.
`Set<AWTKeyStroke>`
Container.`getFocusTraversalKeys(int id)`
Returns the Set of focus traversal keys for a given traversal operation for this Container.
`Set<AWTKeyStroke>`
Window.`getFocusTraversalKeys(int id)`
Gets a focus traversal key for this Window.
`Set<Object>`
RenderingHints.`keySet()`
Returns a `Set` view of the Keys contained in this `RenderingHints`.
Methods in java.awt with parameters of type Set
Modifier and Type
Method
Description
`void`
KeyboardFocusManager.`setDefaultFocusTraversalKeys(int id, Set<? extends AWTKeyStroke> keystrokes)`
Sets the default focus traversal keys for a given traversal operation.
`void`
Component.`setFocusTraversalKeys(int id, Set<? extends AWTKeyStroke> keystrokes)`
Sets the focus traversal keys for a given traversal operation for this Component.
`void`
Container.`setFocusTraversalKeys(int id, Set<? extends AWTKeyStroke> keystrokes)`
Sets the focus traversal keys for a given traversal operation for this Container.

## Uses of Set in java.awt.font

Methods in java.awt.font that return Set
Modifier and Type
Method
Description
`Set<NumericShaper.Range>`
NumericShaper.`getRangeSet()`
Returns a `Set` representing all the Unicode ranges in this `NumericShaper` that will be shaped.
Methods in java.awt.font with parameters of type Set
Modifier and Type
Method
Description
`static NumericShaper`
NumericShaper.`getContextualShaper(Set<NumericShaper.Range> ranges)`
Returns a contextual shaper for the provided Unicode range(s).
`static NumericShaper`
NumericShaper.`getContextualShaper(Set<NumericShaper.Range> ranges, NumericShaper.Range defaultContext)`
Returns a contextual shaper for the provided Unicode range(s).

## Uses of Set in java.lang

Methods in java.lang that return Set
Modifier and Type
Method
Description
`Set<AccessFlag>`
Class.`accessFlags()`
Returns an unmodifiable set of the access flags for this class, possibly empty.
`Set<String>`
Module.`getPackages()`
Returns the set of package names for the packages in this module.
`Set<Module>`
ModuleLayer.`modules()`
Returns an unmodifiable set of the modules in this layer.
Methods in java.lang with parameters of type Set
Modifier and Type
Method
Description
`static StackWalker`
StackWalker.`getInstance(Set<StackWalker.Option> options)`
Returns a `StackWalker` instance with the given `options` specifying the stack frame information it can access.
`static StackWalker`
StackWalker.`getInstance(Set<StackWalker.Option> options, int estimateDepth)`
Returns a `StackWalker` instance with the given `options` specifying the stack frame information it can access.

## Uses of Set in java.lang.instrument

Methods in java.lang.instrument with parameters of type Set
Modifier and Type
Method
Description
`void`
Instrumentation.`redefineModule(Module module, Set<Module> extraReads, Map<String,Set<Module>> extraExports, Map<String,Set<Module>> extraOpens, Set<Class<?>> extraUses, Map<Class<?>,List<Class<?>>> extraProvides)`
Redefine a module to expand the set of modules that it reads, the set of packages that it exports or opens, or the services that it uses or provides.
Method parameters in java.lang.instrument with type arguments of type Set
Modifier and Type
Method
Description
`void`
Instrumentation.`redefineModule(Module module, Set<Module> extraReads, Map<String,Set<Module>> extraExports, Map<String,Set<Module>> extraOpens, Set<Class<?>> extraUses, Map<Class<?>,List<Class<?>>> extraProvides)`
Redefine a module to expand the set of modules that it reads, the set of packages that it exports or opens, or the services that it uses or provides.

## Uses of Set in java.lang.management

Methods in java.lang.management that return Set
Modifier and Type
Method
Description
`static Set<Class<? extends PlatformManagedObject>>`
ManagementFactory.`getPlatformManagementInterfaces()`
Returns the set of `Class` objects, subinterface of `PlatformManagedObject`, representing all management interfaces for monitoring and managing the Java platform.

## Uses of Set in java.lang.module

Methods in java.lang.module that return Set
Modifier and Type
Method
Description
`Set<AccessFlag>`
ModuleDescriptor.`accessFlags()`
Returns the set of the module flags.
`Set<AccessFlag>`
ModuleDescriptor.Exports.`accessFlags()`
Returns the set of the module export flags for this module descriptor.
`Set<AccessFlag>`
ModuleDescriptor.Opens.`accessFlags()`
Returns the set of the module opens flags.
`Set<AccessFlag>`
ModuleDescriptor.Requires.`accessFlags()`
Returns the set of the module requires flags.
`Set<ModuleDescriptor.Exports>`
ModuleDescriptor.`exports()`
Returns the set of `Exports` objects representing the exported packages.
`Set<ModuleReference>`
ModuleFinder.`findAll()`
Returns the set of all module references that this finder can locate.
`Set<ModuleDescriptor.Exports.Modifier>`
ModuleDescriptor.Exports.`modifiers()`
Returns the set of modifiers.
`Set<ModuleDescriptor.Modifier>`
ModuleDescriptor.`modifiers()`
Returns the set of module modifiers.
`Set<ModuleDescriptor.Opens.Modifier>`
ModuleDescriptor.Opens.`modifiers()`
Returns the set of modifiers.
`Set<ModuleDescriptor.Requires.Modifier>`
ModuleDescriptor.Requires.`modifiers()`
Returns the set of modifiers.
`Set<ResolvedModule>`
Configuration.`modules()`
Returns an unmodifiable set of the resolved modules in this configuration.
`Set<ModuleDescriptor.Opens>`
ModuleDescriptor.`opens()`
Returns the set of `Opens` objects representing the open packages.
`Set<String>`
ModuleDescriptor.`packages()`
Returns the set of packages in the module.
`Set<ModuleDescriptor.Provides>`
ModuleDescriptor.`provides()`
Returns the set of `Provides` objects representing the services that the module provides.
`Set<ResolvedModule>`
ResolvedModule.`reads()`
Returns the set of resolved modules that this resolved module reads.
`Set<ModuleDescriptor.Requires>`
ModuleDescriptor.`requires()`
Returns the set of `Requires` objects representing the module dependences.
`Set<String>`
ModuleDescriptor.Exports.`targets()`
For a qualified export, returns the non-empty and immutable set of the module names to which the package is exported.
`Set<String>`
ModuleDescriptor.Opens.`targets()`
For a qualified `Opens`, returns the non-empty and immutable set of the module names to which the package is open.
`Set<String>`
ModuleDescriptor.`uses()`
Returns the set of service dependences.
Methods in java.lang.module with parameters of type Set
Modifier and Type
Method
Description
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`exports(String pn, Set<String> targets)`
Adds an exported package.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`exports(Set<ModuleDescriptor.Exports.Modifier> ms, String pn)`
Adds an exported package with the given (and possibly empty) set of modifiers.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`exports(Set<ModuleDescriptor.Exports.Modifier> ms, String pn, Set<String> targets)`
Adds an exported package with the given (and possibly empty) set of modifiers.
`static ModuleDescriptor.Builder`
ModuleDescriptor.`newModule(String name, Set<ModuleDescriptor.Modifier> ms)`
Instantiates a builder to build a module descriptor.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`opens(String pn, Set<String> targets)`
Adds an open package.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`opens(Set<ModuleDescriptor.Opens.Modifier> ms, String pn)`
Adds an open package with the given (and possibly empty) set of modifiers.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`opens(Set<ModuleDescriptor.Opens.Modifier> ms, String pn, Set<String> targets)`
Adds an open package with the given (and possibly empty) set of modifiers.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`packages(Set<String> pns)`
Adds packages to the module.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`requires(Set<ModuleDescriptor.Requires.Modifier> ms, String mn)`
Adds a dependence on a module with the given (and possibly empty) set of modifiers.
`ModuleDescriptor.Builder`
ModuleDescriptor.Builder.`requires(Set<ModuleDescriptor.Requires.Modifier> ms, String mn, ModuleDescriptor.Version compiledVersion)`
Adds a dependence on a module with the given (and possibly empty) set of modifiers.
Method parameters in java.lang.module with type arguments of type Set
Modifier and Type
Method
Description
`static ModuleDescriptor`
ModuleDescriptor.`read(InputStream in, Supplier<Set<String>> packageFinder)`
Reads the binary form of a module declaration from an input stream as a module descriptor.
`static ModuleDescriptor`
ModuleDescriptor.`read(ByteBuffer bb, Supplier<Set<String>> packageFinder)`
Reads the binary form of a module declaration from a byte buffer as a module descriptor.

## Uses of Set in java.lang.reflect

Methods in java.lang.reflect that return Set
Modifier and Type
Method
Description
`Set<AccessFlag>`
Executable.`accessFlags()`
Returns an unmodifiable set of the access flags for the executable represented by this object, possibly empty.
`Set<AccessFlag>`
Field.`accessFlags()`
Returns an unmodifiable set of the access flags for this field, possibly empty.
`default Set<AccessFlag>`
Member.`accessFlags()`
Returns an unmodifiable set of the access flags for this member, possibly empty.
`Set<AccessFlag>`
Parameter.`accessFlags()`
Returns an unmodifiable set of the access flags for the parameter represented by this object, possibly empty.
`Set<AccessFlag.Location>`
AccessFlag.`locations()`
Returns kinds of constructs the flag can be applied to in the latest class file format version.
`Set<AccessFlag.Location>`
AccessFlag.`locations(ClassFileFormatVersion cffv)`
Returns kinds of constructs the flag can be applied to in the given class file format version.
`static Set<AccessFlag>`
AccessFlag.`maskToAccessFlags(int mask, AccessFlag.Location location)`
Returns an unmodifiable set of access flags for the given mask value appropriate for the location in question.

## Uses of Set in java.net

Methods in java.net that return Set
Modifier and Type
Method
Description
`Set<SocketOption<?>>`
DatagramSocket.`supportedOptions()`
Returns a set of the socket options supported by this socket.
`protected Set<SocketOption<?>>`
DatagramSocketImpl.`supportedOptions()`
Returns a set of SocketOptions supported by this impl and by this impl's socket (DatagramSocket or MulticastSocket)
`Set<SocketOption<?>>`
ServerSocket.`supportedOptions()`
Returns a set of the socket options supported by this server socket.
`Set<SocketOption<?>>`
Socket.`supportedOptions()`
Returns a set of the socket options supported by this socket.
`protected Set<SocketOption<?>>`
SocketImpl.`supportedOptions()`
Returns a set of SocketOptions supported by this impl and by this impl's socket (Socket or ServerSocket)

## Uses of Set in java.nio.channels

Methods in java.nio.channels that return Set
Modifier and Type
Method
Description
`abstract Set<SelectionKey>`
Selector.`keys()`
Returns this selector's key set.
`abstract Set<SelectionKey>`
Selector.`selectedKeys()`
Returns this selector's selected-key set.
`Set<SocketOption<?>>`
NetworkChannel.`supportedOptions()`
Returns a set of the socket options supported by this channel.
Methods in java.nio.channels with parameters of type Set
Modifier and Type
Method
Description
`static AsynchronousFileChannel`
AsynchronousFileChannel.`open(Path file, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)`
Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
`static FileChannel`
FileChannel.`open(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)`
Opens or creates a file, returning a file channel to access the file.

## Uses of Set in java.nio.channels.spi

Methods in java.nio.channels.spi that return Set
Modifier and Type
Method
Description
`protected final Set<SelectionKey>`
AbstractSelector.`cancelledKeys()`
Retrieves this selector's cancelled-key set.

## Uses of Set in java.nio.charset

Methods in java.nio.charset that return Set
Modifier and Type
Method
Description
`final Set<String>`
Charset.`aliases()`
Returns a set containing this charset's aliases.

## Uses of Set in java.nio.file

Methods in java.nio.file that return Set
Modifier and Type
Method
Description
`static Set<PosixFilePermission>`
Files.`getPosixFilePermissions(Path path, LinkOption... options)`
Returns a file's POSIX file permissions.
`abstract Set<String>`
FileSystem.`supportedFileAttributeViews()`
Returns the set of the `names` of the file attribute views supported by this `FileSystem`.
Methods in java.nio.file with parameters of type Set
Modifier and Type
Method
Description
`static SeekableByteChannel`
Files.`newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)`
Opens or creates a file, returning a seekable byte channel to access the file.
`SeekableByteChannel`
SecureDirectoryStream.`newByteChannel(T path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)`
Opens or creates a file in this directory, returning a seekable byte channel to access the file.
`static Path`
Files.`setPosixFilePermissions(Path path, Set<PosixFilePermission> perms)`
Sets a file's POSIX permissions.
`static Path`
Files.`walkFileTree(Path start, Set<FileVisitOption> options, int maxDepth, FileVisitor<? super Path> visitor)`
Walks a file tree.

## Uses of Set in java.nio.file.attribute

Methods in java.nio.file.attribute that return Set
Modifier and Type
Method
Description
`Set<AclEntryFlag>`
AclEntry.`flags()`
Returns a copy of the flags component.
`static Set<PosixFilePermission>`
PosixFilePermissions.`fromString(String perms)`
Returns the set of permissions corresponding to a given `String` representation.
`Set<AclEntryPermission>`
AclEntry.`permissions()`
Returns a copy of the permissions component.
`Set<PosixFilePermission>`
PosixFileAttributes.`permissions()`
Returns the permissions of the file.
Methods in java.nio.file.attribute that return types with arguments of type Set
Modifier and Type
Method
Description
`static FileAttribute<Set<PosixFilePermission>>`
PosixFilePermissions.`asFileAttribute(Set<PosixFilePermission> perms)`
Creates a `FileAttribute`, encapsulating a copy of the given file permissions, suitable for passing to the `createFile` or `createDirectory` methods.
Methods in java.nio.file.attribute with parameters of type Set
Modifier and Type
Method
Description
`static FileAttribute<Set<PosixFilePermission>>`
PosixFilePermissions.`asFileAttribute(Set<PosixFilePermission> perms)`
Creates a `FileAttribute`, encapsulating a copy of the given file permissions, suitable for passing to the `createFile` or `createDirectory` methods.
`AclEntry.Builder`
AclEntry.Builder.`setFlags(Set<AclEntryFlag> flags)`
Sets the flags component of this builder.
`AclEntry.Builder`
AclEntry.Builder.`setPermissions(Set<AclEntryPermission> perms)`
Sets the permissions component of this builder.
`void`
PosixFileAttributeView.`setPermissions(Set<PosixFilePermission> perms)`
Updates the file permissions.
`static String`
PosixFilePermissions.`toString(Set<PosixFilePermission> perms)`
Returns the `String` representation of a set of permissions.

## Uses of Set in java.nio.file.spi

Methods in java.nio.file.spi with parameters of type Set
Modifier and Type
Method
Description
`AsynchronousFileChannel`
FileSystemProvider.`newAsynchronousFileChannel(Path path, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)`
Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
`abstract SeekableByteChannel`
FileSystemProvider.`newByteChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)`
Opens or creates a file, returning a seekable byte channel to access the file.
`FileChannel`
FileSystemProvider.`newFileChannel(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)`
Opens or creates a file for reading and/or writing, returning a file channel to access the file.

## Uses of Set in java.security

Methods in java.security that return Set
Modifier and Type
Method
Description
`Set<KeyStore.Entry.Attribute>`
KeyStoreSpi.`engineGetAttributes(String alias)`
Retrieves the attributes associated with the given alias.
`Set<Map.Entry<Object,Object>>`
Provider.`entrySet()`
Returns an unmodifiable Set view of the property entries contained in this `Provider`.
`static Set<String>`
Security.`getAlgorithms(String serviceName)`
Returns a Set of `String` objects containing the names of all available algorithms or types for the specified Java cryptographic service (e.g., `Signature`, `MessageDigest`, `Cipher`, `Mac`, `KeyStore`).
`default Set<KeyStore.Entry.Attribute>`
KeyStore.Entry.`getAttributes()`
Retrieves the attributes associated with an entry.
`final Set<KeyStore.Entry.Attribute>`
KeyStore.`getAttributes(String alias)`
Retrieves the attributes associated with the given alias.
`Set<KeyStore.Entry.Attribute>`
KeyStore.PrivateKeyEntry.`getAttributes()`
Retrieves the attributes associated with an entry.
`Set<KeyStore.Entry.Attribute>`
KeyStore.SecretKeyEntry.`getAttributes()`
Retrieves the attributes associated with an entry.
`Set<KeyStore.Entry.Attribute>`
KeyStore.TrustedCertificateEntry.`getAttributes()`
Retrieves the attributes associated with an entry.
`Set<Provider.Service>`
Provider.`getServices()`
Get an unmodifiable Set of all services supported by this `Provider`.
`Set<Object>`
Provider.`keySet()`
Returns an unmodifiable Set view of the property keys contained in this `Provider`.
Methods in java.security with parameters of type Set
Modifier and Type
Method
Description
`boolean`
AlgorithmConstraints.`permits(Set<CryptoPrimitive> primitives, String algorithm, AlgorithmParameters parameters)`
Determines whether an algorithm is granted permission for the specified cryptographic primitives.
`boolean`
AlgorithmConstraints.`permits(Set<CryptoPrimitive> primitives, String algorithm, Key key, AlgorithmParameters parameters)`
Determines whether an algorithm and the corresponding key are granted permission for the specified cryptographic primitives.
`boolean`
AlgorithmConstraints.`permits(Set<CryptoPrimitive> primitives, Key key)`
Determines whether a key is granted permission for the specified cryptographic primitives.
Constructors in java.security with parameters of type Set
Modifier
Constructor
Description
``
`PrivateKeyEntry(PrivateKey privateKey, Certificate[] chain, Set<KeyStore.Entry.Attribute> attributes)`
Constructs a `PrivateKeyEntry` with a `PrivateKey` and corresponding certificate chain and associated entry attributes.
``
`SecretKeyEntry(SecretKey secretKey, Set<KeyStore.Entry.Attribute> attributes)`
Constructs a `SecretKeyEntry` with a `SecretKey` and associated entry attributes.
``
`TrustedCertificateEntry(Certificate trustedCert, Set<KeyStore.Entry.Attribute> attributes)`
Constructs a `TrustedCertificateEntry` with a trusted `Certificate` and associated entry attributes.

## Uses of Set in java.security.cert

Methods in java.security.cert that return Set
Modifier and Type
Method
Description
`Set<String>`
X509Extension.`getCriticalExtensionOIDs()`
Gets a Set of the OID strings for the extension(s) marked CRITICAL in the certificate/CRL managed by the object implementing this interface.
`Set<String>`
PolicyNode.`getExpectedPolicies()`
Returns the set of expected policies that would satisfy this node's valid policy in the next certificate to be processed.
`Set<String>`
X509CertSelector.`getExtendedKeyUsage()`
Returns the extendedKeyUsage criterion.
`Set<String>`
PKIXParameters.`getInitialPolicies()`
Returns an immutable `Set` of initial policy identifiers (OID strings), indicating that any one of these policies would be acceptable to the certificate user for the purposes of certification path processing.
`Set<String>`
X509Extension.`getNonCriticalExtensionOIDs()`
Gets a Set of the OID strings for the extension(s) marked NON-CRITICAL in the certificate/CRL managed by the object implementing this interface.
`Set<PKIXRevocationChecker.Option>`
PKIXRevocationChecker.`getOptions()`
Gets the revocation options.
`Set<String>`
X509CertSelector.`getPolicy()`
Returns the policy criterion.
`Set<? extends PolicyQualifierInfo>`
PolicyNode.`getPolicyQualifiers()`
Returns the set of policy qualifiers associated with the valid policy represented by this node.
`abstract Set<? extends X509CRLEntry>`
X509CRL.`getRevokedCertificates()`
Gets all the entries from this CRL.
`abstract Set<String>`
PKIXCertPathChecker.`getSupportedExtensions()`
Returns an immutable `Set` of X.509 certificate extensions that this `PKIXCertPathChecker` supports (i.e. recognizes, is able to process), or `null` if no extensions are supported.
`Set<TrustAnchor>`
PKIXParameters.`getTrustAnchors()`
Returns an immutable `Set` of the most-trusted CAs.
Methods in java.security.cert with parameters of type Set
Modifier and Type
Method
Description
`void`
X509CertSelector.`setExtendedKeyUsage(Set<String> keyPurposeSet)`
Sets the extendedKeyUsage criterion.
`void`
PKIXParameters.`setInitialPolicies(Set<String> initialPolicies)`
Sets the `Set` of initial policy identifiers (OID strings), indicating that any one of these policies would be acceptable to the certificate user for the purposes of certification path processing.
`void`
PKIXRevocationChecker.`setOptions(Set<PKIXRevocationChecker.Option> options)`
Sets the revocation options.
`void`
X509CertSelector.`setPolicy(Set<String> certPolicySet)`
Sets the policy constraint.
`void`
PKIXParameters.`setTrustAnchors(Set<TrustAnchor> trustAnchors)`
Sets the `Set` of most-trusted CAs.
Constructors in java.security.cert with parameters of type Set
Modifier
Constructor
Description
``
`PKIXBuilderParameters(Set<TrustAnchor> trustAnchors, CertSelector targetConstraints)`
Creates an instance of `PKIXBuilderParameters` with the specified `Set` of most-trusted CAs.
``
`PKIXParameters(Set<TrustAnchor> trustAnchors)`
Creates an instance of `PKIXParameters` with the specified `Set` of most-trusted CAs.

## Uses of Set in java.text

Methods in java.text that return Set
Modifier and Type
Method
Description
`Set<AttributedCharacterIterator.Attribute>`
AttributedCharacterIterator.`getAllAttributeKeys()`
Returns the keys of all attributes defined on the iterator's text range.
Methods in java.text with parameters of type Set
Modifier and Type
Method
Description
`int`
AttributedCharacterIterator.`getRunLimit(Set<? extends AttributedCharacterIterator.Attribute> attributes)`
Returns the index of the first character following the run with respect to the given `attributes` containing the current character.
`int`
AttributedCharacterIterator.`getRunStart(Set<? extends AttributedCharacterIterator.Attribute> attributes)`
Returns the index of the first character of the run with respect to the given `attributes` containing the current character.

## Uses of Set in java.time

Methods in java.time that return Set
Modifier and Type
Method
Description
`static Set<String>`
ZoneId.`getAvailableZoneIds()`
Gets the set of available zone IDs.

## Uses of Set in java.time.chrono

Methods in java.time.chrono that return Set
Modifier and Type
Method
Description
`static Set<Chronology>`
Chronology.`getAvailableChronologies()`
Returns the available chronologies.

## Uses of Set in java.time.format

Methods in java.time.format that return Set
Modifier and Type
Method
Description
`static Set<Locale>`
DecimalStyle.`getAvailableLocales()`
Lists all the locales that are supported.
`Set<TemporalField>`
DateTimeFormatter.`getResolverFields()`
Gets the resolver fields to use during parsing.
Methods in java.time.format with parameters of type Set
Modifier and Type
Method
Description
`DateTimeFormatterBuilder`
DateTimeFormatterBuilder.`appendGenericZoneText(TextStyle textStyle, Set<ZoneId> preferredZones)`
Appends the generic time-zone name, such as 'Pacific Time', to the formatter.
`DateTimeFormatterBuilder`
DateTimeFormatterBuilder.`appendZoneText(TextStyle textStyle, Set<ZoneId> preferredZones)`
Appends the time-zone name, such as 'British Summer Time', to the formatter.
`DateTimeFormatter`
DateTimeFormatter.`withResolverFields(Set<TemporalField> resolverFields)`
Returns a copy of this formatter with a new set of resolver fields.

## Uses of Set in java.time.zone

Methods in java.time.zone that return Set
Modifier and Type
Method
Description
`static Set<String>`
ZoneRulesProvider.`getAvailableZoneIds()`
Gets the set of available zone IDs.
`protected abstract Set<String>`
ZoneRulesProvider.`provideZoneIds()`
SPI method to get the available zone IDs.

## Uses of Set in java.util

Subinterfaces of Set in java.util
Modifier and Type
Interface
Description
`interface`
`NavigableSet<E>`
A `SortedSet` extended with navigation methods reporting closest matches for given search targets.
`interface`
`SequencedSet<E>`
A collection that is both a `SequencedCollection` and a `Set`.
`interface`
`SortedSet<E>`
A `Set` that further provides a total ordering on its elements.
Classes in java.util that implement Set
Modifier and Type
Class
Description
`class`
`AbstractSet<E>`
This class provides a skeletal implementation of the `Set` interface to minimize the effort required to implement this interface.
`class`
`EnumSet<E extends Enum<E>>`
A specialized `Set` implementation for use with enum types.
`class`
`HashSet<E>`
This class implements the `Set` interface, backed by a hash table (actually a `HashMap` instance).
`class`
`LinkedHashSet<E>`
Hash table and linked list implementation of the `Set` interface, with well-defined encounter order.
`class`
`TreeSet<E>`
A `NavigableSet` implementation based on a `TreeMap`.
Fields in java.util declared as Set
Modifier and Type
Field
Description
`static final Set`
Collections.`EMPTY_SET`
The empty set (immutable).
Methods in java.util that return Set
Modifier and Type
Method
Description
`static <E> Set<E>`
Collections.`checkedSet(Set<E> s, Class<E> type)`
Returns a dynamically typesafe view of the specified set.
`static <E> Set<E>`
Set.`copyOf(Collection<? extends E> coll)`
Returns an unmodifiable Set containing the elements of the given Collection.
`static final <T> Set<T>`
Collections.`emptySet()`
Returns an empty set (immutable).
`Set<Map.Entry<K,V>>`
EnumMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
HashMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
Hashtable.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
IdentityHashMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
LinkedHashMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
Map.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
SortedMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
TreeMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
WeakHashMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`static Set<String>`
Calendar.`getAvailableCalendarTypes()`
Returns an unmodifiable `Set` containing all calendar types supported by `Calendar` in the runtime environment.
`static Set<Currency>`
Currency.`getAvailableCurrencies()`
Gets the set of available currencies.
`Set<Character>`
Locale.`getExtensionKeys()`
Returns the set of extension keys associated with this locale, or the empty set if it has no extensions.
`static Set<String>`
Locale.`getISOCountries(Locale.IsoCountryCode type)`
Returns a `Set` of ISO3166 country codes for the specified type.
`Set<String>`
Locale.`getUnicodeLocaleAttributes()`
Returns the set of unicode locale attributes associated with this locale, or the empty set if it has no attributes.
`Set<String>`
Locale.`getUnicodeLocaleKeys()`
Returns the set of Unicode locale keys defined by this locale, or the empty set if this locale has none.
`protected Set<String>`
ListResourceBundle.`handleKeySet()`
Returns a `Set` of the keys contained only in this `ResourceBundle`.
`protected Set<String>`
PropertyResourceBundle.`handleKeySet()`
Returns a `Set` of the keys contained only in this `ResourceBundle`.
`protected Set<String>`
ResourceBundle.`handleKeySet()`
Returns a `Set` of the keys contained only in this `ResourceBundle`.
`Set<K>`
AbstractMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
EnumMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
HashMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
Hashtable.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
IdentityHashMap.`keySet()`
Returns an identity-based set view of the keys contained in this map.
`Set<K>`
LinkedHashMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
Map.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<String>`
ResourceBundle.`keySet()`
Returns a `Set` of all keys contained in this `ResourceBundle` and its parent bundles.
`Set<K>`
SortedMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
TreeMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`Set<K>`
WeakHashMap.`keySet()`
Returns a `Set` view of the keys contained in this map.
`static <E> Set<E>`
Collections.`newSetFromMap(Map<E,Boolean> map)`
Returns a set backed by the specified map.
`static <E> Set<E>`
Set.`of()`
Returns an unmodifiable set containing zero elements.
`static <E> Set<E>`
Set.`of(E e1)`
Returns an unmodifiable set containing one element.
`static <E> Set<E>`
Set.`of(E... elements)`
Returns an unmodifiable set containing an arbitrary number of elements.
`static <E> Set<E>`
Set.`of(E e1, E e2)`
Returns an unmodifiable set containing two elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3)`
Returns an unmodifiable set containing three elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4)`
Returns an unmodifiable set containing four elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5)`
Returns an unmodifiable set containing five elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5, E e6)`
Returns an unmodifiable set containing six elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5, E e6, E e7)`
Returns an unmodifiable set containing seven elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5, E e6, E e7, E e8)`
Returns an unmodifiable set containing eight elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5, E e6, E e7, E e8, E e9)`
Returns an unmodifiable set containing nine elements.
`static <E> Set<E>`
Set.`of(E e1, E e2, E e3, E e4, E e5, E e6, E e7, E e8, E e9, E e10)`
Returns an unmodifiable set containing ten elements.
`static <T> Set<T>`
Collections.`singleton(T o)`
Returns an immutable set containing only the specified object.
`Set<String>`
Properties.`stringPropertyNames()`
Returns an unmodifiable set of keys from this property list where the key and its corresponding value are strings, including distinct keys in the default property list if a key of the same name has not already been found from the main properties list.
`static <T> Set<T>`
Collections.`synchronizedSet(Set<T> s)`
Returns a synchronized (thread-safe) set backed by the specified set.
`static <T> Set<T>`
Collections.`unmodifiableSet(Set<? extends T> s)`
Returns an unmodifiable view of the specified set.
Methods in java.util with parameters of type Set
Modifier and Type
Method
Description
`static <E> Set<E>`
Collections.`checkedSet(Set<E> s, Class<E> type)`
Returns a dynamically typesafe view of the specified set.
`static <T> Set<T>`
Collections.`synchronizedSet(Set<T> s)`
Returns a synchronized (thread-safe) set backed by the specified set.
`static <T> Set<T>`
Collections.`unmodifiableSet(Set<? extends T> s)`
Returns an unmodifiable view of the specified set.

## Uses of Set in java.util.concurrent

Classes in java.util.concurrent that implement Set
Modifier and Type
Class
Description
`static final class`
`ConcurrentHashMap.KeySetView<K,V>`
A view of a ConcurrentHashMap as a `Set` of keys, in which additions may optionally be enabled by mapping to a common value.
`class`
`ConcurrentSkipListSet<E>`
A scalable concurrent `NavigableSet` implementation based on a `ConcurrentSkipListMap`.
`class`
`CopyOnWriteArraySet<E>`
A `Set` that uses an internal `CopyOnWriteArrayList` for all of its operations.
Methods in java.util.concurrent that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<K,V>>`
ConcurrentHashMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<Map.Entry<K,V>>`
ConcurrentSkipListMap.`entrySet()`
Returns a `Set` view of the mappings contained in this map.

## Uses of Set in java.util.jar

Methods in java.util.jar that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
Attributes.`entrySet()`
Returns a Collection view of the attribute name-value mappings contained in this Map.
`Set<Object>`
Attributes.`keySet()`
Returns a Set view of the attribute names (keys) contained in this Map.

## Uses of Set in java.util.stream

Methods in java.util.stream that return Set
Modifier and Type
Method
Description
`Set<Collector.Characteristics>`
Collector.`characteristics()`
Returns a `Set` of `Collector.Characteristics` indicating the characteristics of this Collector.
Methods in java.util.stream that return types with arguments of type Set
Modifier and Type
Method
Description
`static <T> Collector<T,?,Set<T>>`
Collectors.`toSet()`
Returns a `Collector` that accumulates the input elements into a new `Set`.
`static <T> Collector<T,?,Set<T>>`
Collectors.`toUnmodifiableSet()`
Returns a `Collector` that accumulates the input elements into an unmodifiable Set.

## Uses of Set in javax.annotation.processing

Methods in javax.annotation.processing that return Set
Modifier and Type
Method
Description
`Set<? extends Element>`
RoundEnvironment.`getElementsAnnotatedWith(Class<? extends Annotation> a)`
Returns the elements annotated with the given annotation interface.
`Set<? extends Element>`
RoundEnvironment.`getElementsAnnotatedWith(TypeElement a)`
Returns the elements annotated with the given annotation interface.
`default Set<? extends Element>`
RoundEnvironment.`getElementsAnnotatedWithAny(Set<Class<? extends Annotation>> annotations)`
Returns the elements annotated with one or more of the given annotation interfaces.
`default Set<? extends Element>`
RoundEnvironment.`getElementsAnnotatedWithAny(TypeElement... annotations)`
Returns the elements annotated with one or more of the given annotation interfaces.
`Set<? extends Element>`
RoundEnvironment.`getRootElements()`
Returns the root elements for annotation processing generated by the prior round.
`Set<String>`
AbstractProcessor.`getSupportedAnnotationTypes()`
If the processor class is annotated with `SupportedAnnotationTypes`, return an unmodifiable set with the same set of strings as the annotation.
`Set<String>`
Processor.`getSupportedAnnotationTypes()`
Returns the names of the annotation interfaces supported by this processor.
`Set<String>`
AbstractProcessor.`getSupportedOptions()`
If the processor class is annotated with `SupportedOptions`, return an unmodifiable set with the same set of strings as the annotation.
`Set<String>`
Processor.`getSupportedOptions()`
Returns the options recognized by this processor.
Methods in javax.annotation.processing with parameters of type Set
Modifier and Type
Method
Description
`default Set<? extends Element>`
RoundEnvironment.`getElementsAnnotatedWithAny(Set<Class<? extends Annotation>> annotations)`
Returns the elements annotated with one or more of the given annotation interfaces.
`boolean`
Processor.`process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv)`
Processes a set of annotation interfaces on root elements originating from the prior round and returns whether or not these annotation interfaces are claimed by this processor.

## Uses of Set in javax.imageio

Methods in javax.imageio with parameters of type Set
Modifier and Type
Method
Description
`IIOMetadata`
ImageReader.`getImageMetadata(int imageIndex, String formatName, Set<String> nodeNames)`
Returns an `IIOMetadata` object representing the metadata associated with the given image, or `null` if the reader does not support reading metadata or none is available.
`IIOMetadata`
ImageReader.`getStreamMetadata(String formatName, Set<String> nodeNames)`
Returns an `IIOMetadata` object representing the metadata associated with the input source as a whole (i.e., not associated with any particular image).

## Uses of Set in javax.lang.model.element

Methods in javax.lang.model.element that return Set
Modifier and Type
Method
Description
`Set<Modifier>`
Element.`getModifiers()`
Returns the modifiers of this element, excluding annotations.

## Uses of Set in javax.lang.model.util

Methods in javax.lang.model.util that return Set
Modifier and Type
Method
Description
`static Set<ExecutableElement>`
ElementFilter.`constructorsIn(Set<? extends Element> elements)`
Returns a set of constructors in `elements`.
`static Set<VariableElement>`
ElementFilter.`fieldsIn(Set<? extends Element> elements)`
Returns a set of fields in `elements`.
`default Set<? extends ModuleElement>`
Elements.`getAllModuleElements()`
Returns all module elements in the current environment.
`default Set<? extends PackageElement>`
Elements.`getAllPackageElements(CharSequence name)`
Returns all package elements with the given canonical name.
`default Set<? extends TypeElement>`
Elements.`getAllTypeElements(CharSequence name)`
Returns all type elements with the given canonical name.
`static Set<ExecutableElement>`
ElementFilter.`methodsIn(Set<? extends Element> elements)`
Returns a set of methods in `elements`.
`static Set<ModuleElement>`
ElementFilter.`modulesIn(Set<? extends Element> elements)`
Returns a set of modules in `elements`.
`static Set<PackageElement>`
ElementFilter.`packagesIn(Set<? extends Element> elements)`
Returns a set of packages in `elements`.
`static Set<RecordComponentElement>`
ElementFilter.`recordComponentsIn(Set<? extends Element> elements)`
Returns a set of record components in `elements`.
`static Set<TypeElement>`
ElementFilter.`typesIn(Set<? extends Element> elements)`
Returns a set of types in `elements`.
Methods in javax.lang.model.util with parameters of type Set
Modifier and Type
Method
Description
`static Set<ExecutableElement>`
ElementFilter.`constructorsIn(Set<? extends Element> elements)`
Returns a set of constructors in `elements`.
`static Set<VariableElement>`
ElementFilter.`fieldsIn(Set<? extends Element> elements)`
Returns a set of fields in `elements`.
`static Set<ExecutableElement>`
ElementFilter.`methodsIn(Set<? extends Element> elements)`
Returns a set of methods in `elements`.
`static Set<ModuleElement>`
ElementFilter.`modulesIn(Set<? extends Element> elements)`
Returns a set of modules in `elements`.
`static Set<PackageElement>`
ElementFilter.`packagesIn(Set<? extends Element> elements)`
Returns a set of packages in `elements`.
`static Set<RecordComponentElement>`
ElementFilter.`recordComponentsIn(Set<? extends Element> elements)`
Returns a set of record components in `elements`.
`static Set<TypeElement>`
ElementFilter.`typesIn(Set<? extends Element> elements)`
Returns a set of types in `elements`.

## Uses of Set in javax.management

Methods in javax.management that return Set
Modifier and Type
Method
Description
`Set<ObjectInstance>`
MBeanServer.`queryMBeans(ObjectName name, QueryExp query)`
Gets MBeans controlled by the MBean server.
`Set<ObjectInstance>`
MBeanServerConnection.`queryMBeans(ObjectName name, QueryExp query)`
Gets MBeans controlled by the MBean server.
`Set<ObjectName>`
MBeanServer.`queryNames(ObjectName name, QueryExp query)`
Gets the names of MBeans controlled by the MBean server.
`Set<ObjectName>`
MBeanServerConnection.`queryNames(ObjectName name, QueryExp query)`
Gets the names of MBeans controlled by the MBean server.

## Uses of Set in javax.management.loading

Methods in javax.management.loading that return Set
Modifier and Type
Method
Description
`Set<Object>`
MLet.`getMBeansFromURL(String url)`
Deprecated, for removal: This API element is subject to removal in a future version.
Loads a text file containing MLET tags that define the MBeans to be added to the MBean server.
`Set<Object>`
MLet.`getMBeansFromURL(URL url)`
Deprecated, for removal: This API element is subject to removal in a future version.
Loads a text file containing MLET tags that define the MBeans to be added to the MBean server.
`Set<Object>`
MLetMBean.`getMBeansFromURL(String url)`
Deprecated, for removal: This API element is subject to removal in a future version.
Loads a text file containing MLET tags that define the MBeans to be added to the MBean server.
`Set<Object>`
MLetMBean.`getMBeansFromURL(URL url)`
Deprecated, for removal: This API element is subject to removal in a future version.
Loads a text file containing MLET tags that define the MBeans to be added to the MBean server.

## Uses of Set in javax.management.openmbean

Methods in javax.management.openmbean that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
TabularDataSupport.`entrySet()`
Returns a collection view of the index to row mappings contained in this `TabularDataSupport` instance.
`Set<?>`
OpenMBeanAttributeInfoSupport.`getLegalValues()`
Returns an unmodifiable Set of legal values for the attribute described by this `OpenMBeanAttributeInfoSupport` instance, if specified, or `null` otherwise.
`Set<?>`
OpenMBeanParameterInfo.`getLegalValues()`
Returns the set of legal values for this parameter, if it has one, or `null` otherwise.
`Set<?>`
OpenMBeanParameterInfoSupport.`getLegalValues()`
Returns an unmodifiable Set of legal values for the parameter described by this `OpenMBeanParameterInfoSupport` instance, if specified, or `null` otherwise.
`Set<String>`
CompositeType.`keySet()`
Returns an unmodifiable Set view of all the item names defined by this `CompositeType` instance.
`Set<?>`
TabularData.`keySet()`
Returns a set view of the keys (ie the index values) of the `CompositeData` values (ie the rows) contained in this `TabularData` instance.
`Set<Object>`
TabularDataSupport.`keySet()`
Returns a set view of the keys contained in the underlying map of this `TabularDataSupport` instance used to index the rows.

## Uses of Set in javax.management.remote.rmi

Methods in javax.management.remote.rmi that return Set
Modifier and Type
Method
Description
`Set<ObjectInstance>`
RMIConnection.`queryMBeans(ObjectName name, MarshalledObject query, Subject delegationSubject)`
Handles the method `MBeanServerConnection.queryMBeans(ObjectName, QueryExp)`.
`Set`
RMIConnectionImpl_Stub.`queryMBeans(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)`
`Set<ObjectInstance>`
RMIConnectionImpl.`queryMBeans(ObjectName name, MarshalledObject query, Subject delegationSubject)`
`Set<ObjectName>`
RMIConnection.`queryNames(ObjectName name, MarshalledObject query, Subject delegationSubject)`
Handles the method `MBeanServerConnection.queryNames(ObjectName, QueryExp)`.
`Set`
RMIConnectionImpl_Stub.`queryNames(ObjectName $param_ObjectName_1, MarshalledObject $param_MarshalledObject_2, Subject $param_Subject_3)`
`Set<ObjectName>`
RMIConnectionImpl.`queryNames(ObjectName name, MarshalledObject query, Subject delegationSubject)`

## Uses of Set in javax.print.attribute.standard

Classes in javax.print.attribute.standard that implement Set
Modifier and Type
Class
Description
`final class`
`JobStateReasons`
Class `JobStateReasons` is a printing attribute class, a set of enumeration values, that provides additional information about the job's current state, i.e., information that augments the value of the job's `JobState` attribute.
Methods in javax.print.attribute.standard that return Set
Modifier and Type
Method
Description
`Set<PrinterStateReason>`
PrinterStateReasons.`printerStateReasonSet(Severity severity)`
Obtain an unmodifiable set view of the individual printer state reason attributes at the given severity level in this `PrinterStateReasons` attribute.

## Uses of Set in javax.script

Methods in javax.script that return Set
Modifier and Type
Method
Description
`Set<Map.Entry<String,Object>>`
SimpleBindings.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Set<String>`
SimpleBindings.`keySet()`
Returns a `Set` view of the keys contained in this map.

## Uses of Set in javax.security.auth

Methods in javax.security.auth that return Set
Modifier and Type
Method
Description
`Set<Principal>`
Subject.`getPrincipals()`
Return the `Set` of Principals associated with this `Subject`.
`<T extends Principal>
Set<T>`
Subject.`getPrincipals(Class<T> c)`
Return a `Set` of Principals associated with this `Subject` that are instances or subclasses of the specified `Class`.
`Set<Object>`
Subject.`getPrivateCredentials()`
Return the `Set` of private credentials held by this `Subject`.
`<T> Set<T>`
Subject.`getPrivateCredentials(Class<T> c)`
Return a `Set` of private credentials associated with this `Subject` that are instances or subclasses of the specified `Class`.
`Set<Object>`
Subject.`getPublicCredentials()`
Return the `Set` of public credentials held by this `Subject`.
`<T> Set<T>`
Subject.`getPublicCredentials(Class<T> c)`
Return a `Set` of public credentials associated with this `Subject` that are instances or subclasses of the specified `Class`.
Constructors in javax.security.auth with parameters of type Set
Modifier
Constructor
Description
``
`Subject(boolean readOnly, Set<? extends Principal> principals, Set<?> pubCredentials, Set<?> privCredentials)`
Create an instance of a `Subject` with Principals and credentials.

## Uses of Set in javax.swing

Methods in javax.swing with parameters of type Set
Modifier and Type
Method
Description
`void`
JComponent.`setFocusTraversalKeys(int id, Set<? extends AWTKeyStroke> keystrokes)`
Sets the focus traversal keys for a given traversal operation for this Component.

## Uses of Set in javax.tools

Methods in javax.tools that return Set
Modifier and Type
Method
Description
`Set<SourceVersion>`
Tool.`getSourceVersions()`
Returns the source versions of the Java programming language supported by this tool.
Methods in javax.tools that return types with arguments of type Set
Modifier and Type
Method
Description
`Iterable<Set<JavaFileManager.Location>>`
ForwardingJavaFileManager.`listLocationsForModules(JavaFileManager.Location location)`
`default Iterable<Set<JavaFileManager.Location>>`
JavaFileManager.`listLocationsForModules(JavaFileManager.Location location)`
Lists the locations for all the modules in a module-oriented location or an output location.
Methods in javax.tools with parameters of type Set
Modifier and Type
Method
Description
`Iterable<JavaFileObject>`
ForwardingJavaFileManager.`list(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)`
`Iterable<JavaFileObject>`
JavaFileManager.`list(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)`
Lists all file objects matching the given criteria in the given package-oriented location.

## Uses of Set in jdk.dynalink.beans

Methods in jdk.dynalink.beans that return Set
Modifier and Type
Method
Description
`static Set<String>`
BeansLinker.`getInstanceMethodNames(Class<?> clazz)`
Returns a set of names of all instance methods of a class.
`static Set<String>`
BeansLinker.`getReadableInstancePropertyNames(Class<?> clazz)`
Returns a set of names of all readable instance properties of a class.
`static Set<String>`
BeansLinker.`getReadableStaticPropertyNames(Class<?> clazz)`
Returns a set of names of all readable static properties of a class.
`static Set<String>`
BeansLinker.`getStaticMethodNames(Class<?> clazz)`
Returns a set of names of all static methods of a class.
`static Set<String>`
BeansLinker.`getWritableInstancePropertyNames(Class<?> clazz)`
Returns a set of names of all writable instance properties of a class.
`static Set<String>`
BeansLinker.`getWritableStaticPropertyNames(Class<?> clazz)`
Returns a set of names of all writable static properties of a class.

## Uses of Set in jdk.javadoc.doclet

Methods in jdk.javadoc.doclet that return Set
Modifier and Type
Method
Description
`Set<Taglet.Location>`
Taglet.`getAllowedLocations()`
Returns the set of supported locations for block tags.
`Set<? extends Element>`
DocletEnvironment.`getIncludedElements()`
Returns the module, package and type elements that should be included in the documentation.
`Set<? extends Element>`
DocletEnvironment.`getSpecifiedElements()`
Returns the elements specified when the tool is invoked.
`Set<? extends Doclet.Option>`
Doclet.`getSupportedOptions()`
Returns all the supported options.
`Set<? extends Doclet.Option>`
StandardDoclet.`getSupportedOptions()`

## Uses of Set in jdk.jfr

Methods in jdk.jfr with parameters of type Set
Modifier and Type
Method
Description
`abstract String`
SettingControl.`combine(Set<String> settingValues)`
Combines the setting values for all running recordings into one value when multiple recordings are running at the same time,

## Uses of Set in jdk.jshell

Methods in jdk.jshell that return Set
Modifier and Type
Method
Description
`Set<SourceCodeAnalysis.Attribute>`
SourceCodeAnalysis.Highlight.`attributes()`
Returns the value of the `attributes` record component.
Constructors in jdk.jshell with parameters of type Set
Modifier
Constructor
Description
``
`Highlight(int start, int end, Set<SourceCodeAnalysis.Attribute> attributes)`
Creates an instance of a `Highlight` record class.

## Uses of Set in jdk.net

Methods in jdk.net that return Set
Modifier and Type
Method
Description
`static Set<SocketOption<?>>`
Sockets.`supportedOptions(Class<?> socketType)`
Deprecated, for removal: This API element is subject to removal in a future version.
use `Socket.supportedOptions()`, `ServerSocket.supportedOptions()`, or `DatagramSocket.supportedOptions()` instead.