New API since JDK 11
Show API added in:
Contents
- Modules
- Packages
- Interfaces
- Classes
- Enum Classes
- Exception Classes
- Record Classes
- Annotation Interfaces
- Fields
- Methods
- Constructors
- Enum Constants
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New ModulesModuleAdded inDescription16Defines the Java Packaging tool, jpackage.14Defines JDK-specific file mapping modes.
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New PackagesPackageAdded inDescription22Provides classfile parsing, generation, and transformation library.22Provides interfaces describing classfile attributes for the
java.lang.classfilePREVIEW library.22Provides specific components, transformations, and tools built on top of thejava.lang.classfilePREVIEW library.22Provides interfaces describing classfile constant pool entries for thejava.lang.classfilePREVIEW library.22Provides interfaces describing code instructions for thejava.lang.classfilePREVIEW library.12Classes and interfaces to represent nominal descriptors for run-time entities such as classes or method handles, and classfile entities such as constant pool entries orinvokedynamiccall sites.22Provides low-level access to memory and functions outside the Java runtime.14Thejava.lang.runtimepackage provides low-level runtime support for the Java language.17This package contains classes and interfaces that support a generic API for random number generation.14JDK-specific map modes for use with FileChannel::map.
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New InterfacesInterfaceAdded inDescription18A view of the immutable request state of an HTTP exchange.21A tree node for a character represented by an escape sequence.18A tree node for an
@snippetinline tag.20A tree node for an@specblock tag.12A tree node for an@systemPropertyinline tag.22A tree node for a binding pattern that matches a pattern with a variable of any name and a type of the match candidate; an unnamed pattern.16A binding pattern tree21A marker interface forTrees that may be used asCaseTreelabels.21A case label element that refers to a constant expression21A deconstruction pattern tree.21A case label that marksdefaultincase null, default.21A case label element that refers to an expression16A tree node used as the base class for the different kinds of patterns.21A tree node for a string template expression.12A tree node for aswitchexpression.13A tree node for ayieldstatement.13A provider for parameter names when the parameter names are not determined from a reliable source, like a classfile.22Models the access flags for a class, method, or field.22Models an annotation on a declaration.22Models a key-value pair of an annotation.22Models the value of a key-value pair of an annotation.22Models an annotation-valued element22Models an array-valued element22Models a constant-valued element22Models a constant-valued element22Models a constant-valued element22Models a class-valued element22Models a constant-valued element22Models a constant-valued element22Models an enum-valued element22Models a constant-valued element22Models a constant-valued element22Models a constant-valued element22Models a constant-valued element22Models a constant-valued element22Models a classfile attribute 4.7.2222Models theBootstrapMethodsattribute 4.7.23, which serves as an extension to the constant pool of a classfile.22Models a single character range in theCharacterRangeTableAttributePREVIEW.22The CharacterRangeTable attribute is an optional variable-length attribute in the attributes table of aCodeattribute.22Models theCodeattribute 4.7.3, appears on non-native, non-abstract methods and contains the bytecode of the method body.22Models theCompilationIDattribute (@@@ need reference), which can appear on classes and records the compilation time of the class.22Models theConstantValueattribute 4.7.2, which can appear on fields and indicates that the field's value is a constant.22Models theDeprecatedattribute 4.7.15, which can appear on classes, methods, and fields.22Models theEnclosingMethodattribute 4.7.7, which can appear on classes, and indicates that the class is a local or anonymous class.22Models theExceptionsattribute 4.7.5, which can appear on methods, and records the exceptions declared to be thrown by this method.22Models theInnerClassesattribute 4.7.6, which can appear on classes, and records which classes referenced by this classfile are inner classes.22Models a single inner class in theInnerClassesAttributePREVIEW.22Models a single line number in theLineNumberTableAttributePREVIEW.22Models theLineNumberTableattribute 4.7.12, which can appear on aCodeattribute, and records the mapping between indexes into the code table and line numbers in the source file.22Models a single local variable in theLocalVariableTableAttributePREVIEW.22Models theLocalVariableTableattribute 4.7.13, which can appear on aCodeattribute, and records debug information about local variables.22Models a single local variable in theLocalVariableTypeTableAttributePREVIEW.22Models theLocalVariableTypeTableattribute 4.7.14, which can appear on aCodeattribute, and records debug information about local variables.22Models a single method parameter in theMethodParametersAttributePREVIEW.22Models theMethodParametersattribute 4.7.24, which can appear on methods, and records optional information about the method's parameters.22Models theModuleattribute 4.7.25, which can appear on classes that represent module descriptors.22A builder for module attributes.22Models a single "exports" declaration in theModuleAttributePREVIEW.22Models theModuleHashesattribute, which can appear on classes that represent module descriptors.22Models hash information for a single module in theModuleHashesAttributePREVIEW.22Models theModuleMainClassattribute 4.7.27, which can appear on classes that represent module descriptors.22Models a single "opens" declaration in theModuleAttributePREVIEW.22Models theModulePackagesattribute 4.7.26, which can appear on classes that represent module descriptors.22Models a single "provides" declaration in theModuleAttributePREVIEW.22Models a single "requires" declaration in theModuleAttributePREVIEW.22Models theModuleResolutionattribute, which can appear on classes that represent module descriptors.22Models theModuleTargetattribute, which can appear on classes that represent module descriptors.22Models theNestHostattribute 4.7.28, which can appear on classes to indicate that this class is a member of a nest.22Models theNestMembersattribute 4.7.29, which can appear on classes to indicate that this class is the host of a nest.22Models thePermittedSubclassesattribute 4.7.31, which can appear on classes to indicate which classes may extend this class.22Models theRecordattribute 4.7.30, which can appear on classes to indicate that this class is a record class.22Models a single record component in theRecordAttributePREVIEW.22Models theRuntimeInvisibleAnnotationsattribute 4.7.17, which can appear on classes, methods, and fields.22Models theRuntimeInvisibleParameterAnnotationsattribute 4.7.19, which can appear on methods.22Models theRuntimeInvisibleTypeAnnotationsattribute 4.7.21, which can appear on classes, methods, fields, and code attributes.22Models theRuntimeVisibleAnnotationsattribute 4.7.16, which can appear on classes, methods, and fields.22Models theRuntimeVisibleParameterAnnotationsattribute 4.7.18, which can appear on methods.22Models theRuntimeVisibleTypeAnnotationsattribute 4.7.20, which can appear on classes, methods, fields, and code attributes.22Models theSignatureattribute 4.7.9, which can appear on classes, methods, or fields.22Models theSourceDebugExtensionattribute.22Models theSourceFileattribute 4.7.10, which can appear on classes.22Models theSourceIDattribute, which can appear on classes.22Models stack map frame ofStackMapTableattribute 4.7.4.22A stack value for an object type.22An uninitialized stack value.22The type of a stack value.2222Models theSyntheticattribute 4.7.8, which can appear on classes, methods, and fields.22Models an unknown attribute on a class, method, or field.22AClassFileElementPREVIEW describing an entity that has attributes, such as a class, field, method, code attribute, or record component.22Bidirectional mapper between the classfile representation of an attribute and how that attribute is modeled in the API.22Models an entry in the bootstrap method table.22Supports writing portions of a classfile to a growable buffer.22A builder for classfiles.22A marker interface for elements that can appear when traversing aClassModelPREVIEW or be presented to aClassBuilderPREVIEW.22Represents a context for parsing, transforming, and generating classfiles.22Option describing attribute mappers for custom attributes.22Option describing the class hierarchy resolver to use when generating stack maps.22An option that affects the parsing and writing of classfiles.22A builder for a classfile or portion of a classfile.22Immutable model for a portion of (or the entirety of) a classfile.22A transformation on streams of elements.22The result of binding a transform to a builder.22Models the classfile version information for a class.22Provides class hierarchy information for generating correct stack maps during code building.22Information about a resolved class.22Models a classfile.22Supports reading from a classfile.22Models the generic signature of a class file, as defined by 4.7.9.22A transformation on streams ofClassElementPREVIEW.22A builder for code attributes (method bodies).22A builder for blocks of code.22A builder to add catch blocks.22A marker interface for elements that can appear when traversing aCodeModelPREVIEW or be presented to aCodeBuilderPREVIEW.22Models the body of a method (theCodeattribute).22A transformation on streams ofCodeElementPREVIEW.22A leaf node holding single printable value.22A tree node holdingListof nested nodes.22A tree node holdingMapof nested nodes.22Named, traversable, and printable node parent.22ClassRemapperis aClassTransformPREVIEW,FieldTransformPREVIEW,MethodTransformPREVIEW andCodeTransformPREVIEW deeply re-mapping all class references in any form, according to given map or map function.22CodeLocalsShifterPREVIEW is aCodeTransformPREVIEW shifting locals to newly allocated positions to avoid conflicts during code injection.22A code relabeler is aCodeTransformPREVIEW replacing all occurrences ofLabelPREVIEW in the transformed code with new instances.22CodeStackTrackerPREVIEW is aCodeTransformPREVIEW tracking stack content and calculating max stack size.22AClassFileElementPREVIEW that has complex structure defined in terms of other classfile elements, such as a method, field, method body, or entire class.22A constant pool entry that may be used as an annotation constant, which includes the four kinds of primitive constants, and UTF8 constants.22Models aCONSTANT_Class_infoconstant in the constant pool of a classfile.22Models aCONSTANT_Dynamic_infoconstant in the constant pool of a classfile.22Provides read access to the constant pool and bootstrap method table of a classfile.22Builder for the constant pool of a classfile.22Models a constant pool entry that can be used as the constant in aConstantValueattribute; this includes the four primitive constant types and String constants.22Models aCONSTANT_Double_infoconstant in the constant pool of a classfile.22Models a dynamic constant pool entry, which is eitherConstantDynamicEntryPREVIEW orInvokeDynamicEntryPREVIEW.22Models aCONSTANT_Fieldref_infoconstant in the constant pool of a classfile.22Models aCONSTANT_Float_infoconstant in the constant pool of a classfile.22Models aCONSTANT_Integer_infoconstant in the constant pool of a classfile.22Models aCONSTANT_InterfaceMethodRef_infoconstant in the constant pool of a classfile.22Models a constant pool entry for a dynamic call site.22Marker interface for constant pool entries suitable for loading via theLDCinstructions.22Models aCONSTANT_Long_infoconstant in the constant pool of a classfile.22Models a member reference constant in the constant pool of a classfile, which includes references to fields, methods, and interface methods.22Models aCONSTANT_MethodHandle_infoconstant in the constant pool of a classfile.22Models aCONSTANT_MethodRef_infoconstant in the constant pool of a classfile.22Models aCONSTANT_MethodType_infoconstant in the constant pool of a classfile.22Models aCONSTANT_Module_infoconstant in the constant pool of a classfile.22Models aCONSTANT_NameAndType_infoconstant in the constant pool of a classfile.22Models aCONSTANT_Package_infoconstant in the constant pool of a classfile.22Models an entry in the constant pool of a classfile.22Models aCONSTANT_String_infoconstant in the constant pool of a classfile.22Models aCONSTANT_UTF8_infoconstant in the constant pool of a classfile.22A builder for fields.22A marker interface for elements that can appear when traversing aFieldModelPREVIEW or be presented to aFieldBuilderPREVIEW.22Models a field.22A transformation on streams ofFieldElementPREVIEW.22Models an executable instruction in a method body.22Models an array load instruction in thecodearray of aCodeattribute.22Models an array store instruction in thecodearray of aCodeattribute.22Models a branching instruction (conditional or unconditional) in thecodearray of aCodeattribute.22A pseudo-instruction which models a single entry in theCharacterRangeTableAttributePREVIEW.22Models a constant-load instruction in thecodearray of aCodeattribute, including "intrinsic constant" instructions (e.g.,iconst_0), "argument constant" instructions (e.g.,bipush), and "load constant" instructions (e.g.,LDC).22Models an "argument constant" instruction (e.g.,bipush).22Models an "intrinsic constant" instruction (e.g.,iconst_0).22Models a "load constant" instruction (e.g.,ldc).22Models a primitive conversion instruction in thecodearray of aCodeattribute, such asi2l.22Models instruction discontinued from thecodearray of aCodeattribute.22Models JSR and JSR_W instructions discontinued from thecodearray of aCodeattribute since class file version 51.0.22Models RET and RET_W instructions discontinued from thecodearray of aCodeattribute since class file version 51.0.22A pseudo-instruction modeling an entry in the exception table of a code attribute.22Models a field access instruction in thecodearray of aCodeattribute.22Models a local variable increment instruction in thecodearray of aCodeattribute.22Models aninvokedynamicinstruction in thecodearray of aCodeattribute.22Models a method invocation instruction in thecodearray of aCodeattribute, other thaninvokedynamic.22A pseudo-instruction which indicates that the specified label corresponds to the current position in theCodeattribute.22A pseudo-instruction which models a single entry in theLineNumberTableAttributePREVIEW.22Models a local variable load instruction in thecodearray of aCodeattribute.22A pseudo-instruction which models a single entry in theLocalVariableTableAttributePREVIEW.22A pseudo-instruction which models a single entry in theLocalVariableTypeTableAttributePREVIEW.22Models alookupswitchinstruction in thecodearray of aCodeattribute.22Models amonitorenterormonitorexitinstruction in thecodearray of aCodeattribute.22Models amultianewarrayinvocation instruction in thecodearray of aCodeattribute.22Models anewinstruction in thecodearray of aCodeattribute.22Models anewarrayinvocation instruction in thecodearray of aCodeattribute.22Models aanewarrayinvocation instruction in thecodearray of aCodeattribute.22Models anopinvocation instruction in thecodearray of aCodeattribute.22Models an arithmetic operator instruction in thecodearray of aCodeattribute.22Models a return-from-method instruction in thecodearray of aCodeattribute.22Models a stack manipulation instruction in thecodearray of aCodeattribute.22Models a local variable store instruction in thecodearray of aCodeattribute.22Models a single case in alookupswitchortableswitchinstruction.22Models atableswitchinstruction in thecodearray of aCodeattribute.22Models anathrowinstruction in thecodearray of aCodeattribute.22Models aninstanceoforcheckcastinstruction in thecodearray of aCodeattribute.22Models the interfaces of a class.22A marker for a position within the instructions of a method body.22A builder for methods.22A marker interface for elements that can appear when traversing aMethodModelPREVIEW or be presented to aMethodBuilderPREVIEW.22Models a method.22Models the generic signature of a method, as defined by 4.7.9.22A transformation on streams ofMethodElementPREVIEW.22Models metadata about aCodeAttributePREVIEW, such as entries in the exception table, line number table, local variable table, or the mapping between instructions and labels.22Models generic Java type signatures, as defined in 4.7.9.1.22Models the signature of an array type.22Models the signature of a primitive type or void22Models the signature of a possibly-parameterized class or interface type.22Models the signature of a reference type, which may be a class, interface, type variable, or array type.22Models a signature for a throwable type.22Models the type argument.22Models a signature for a type parameter of a generic class or method.22Models the signature of a type variable.22Models the superclass of a class.2222Indicates that an annotation appears on the i'th type in an exception parameter declaration.22Indicates that an annotation appears on either the type in a field declaration, the return type of a method, the type of a newly constructed object, or the receiver type of a method or constructor.22Indicates that an annotation appears on the type in a formal parameter declaration of a method, constructor, or lambda expression.22Indicates that an annotation appears on the type in a local variable declaration, including a variable declared as a resource in a try-with-resources statement.22Indicates a range of code array offsets within which a local variable has a value, and the index into the local variable array of the current frame at which that local variable can be found.22Indicates that an annotation appears on either the type in an instanceof expression or a new expression, or the type before the :: in a method reference expression.22Indicates that an annotation appears on a type in the extends or implements clause of a class or interface declaration.22Specifies which type in a declaration or expression is being annotated.22Indicates that an annotation appears on the i'th type in the throws clause of a method or constructor declaration.22Indicates that an annotation appears either on the i'th type in a cast expression, or on the i'th type argument in the explicit type argument list for any of the following: a new expression, an explicit constructor invocation statement, a method invocation expression, or a method reference expression.22Indicates that an annotation appears on the i'th bound of the j'th type parameter declaration of a generic class, interface, method, or constructor.22Indicates that an annotation appears on the declaration of the i'th type parameter of a generic class, generic interface, generic method, or generic constructor.22JVMS: Type_path structure identifies which part of the type is annotated, as defined in 4.7.20.222A classfile element that can encode itself as a stream of bytes in the encoding expected by the classfile format.12A nominal descriptor for aClassconstant.12Represents a type which is constable.12A nominal descriptor for a loadable constant value, as defined in JVMS 4.4.12A nominal descriptor for a directMethodHandle.12A nominal descriptor for aMethodHandleconstant.12A nominal descriptor for a MethodType constant.21A nominal descriptor for aModuleconstant.21A nominal descriptor for aPackageconstant.22A value layout used to model the address of some region of memory.22An arena controls the lifecycle of native memory segments, providing both flexible allocation and timely deallocation.22A function descriptor models the signature of a foreign function.22A compound layout that is an aggregation of multiple, heterogeneous member layouts.22A linker provides access to foreign functions from Java code, and access to Java code from foreign functions.22A linker option is used to provide additional parameters to a linkage request.22A memory layout describes the contents of a memory segment.22An element in a layout path.22A memory segment provides access to a contiguous region of memory.22A padding layout.22An object that may be used to allocate memory segments.22A compound layout that denotes a homogeneous repetition of a given element layout.22A group layout whose member layouts are laid out one after the other.22A symbol lookup retrieves the address of a symbol in one or more libraries.22A group layout whose member layouts are laid out at the same starting offset.22A layout that models values of basic data types.22A value layout whose carrier isboolean.class.22A value layout whose carrier isbyte.class.22A value layout whose carrier ischar.class.22A value layout whose carrier isdouble.class.22A value layout whose carrier isfloat.class.22A value layout whose carrier isint.class.22A value layout whose carrier islong.class.22A value layout whose carrier isshort.class.12An entity that has a type descriptor.12An entity that has a field type descriptor.12An entity that has a method type descriptor Method descriptors conforming to JVMS 4.3.3 can be described nominally viaMethodType::describeConstable; otherwise they cannot be described nominally.21StringTemplatePREVIEW is the run-time representation of a string template or text block template in a template expression.21This interface describes the methods provided by a generalized string template processor.21Built-in policies using this additional interface have the flexibility to specialize the composition of the templated string by returning a customizedMethodHandlefromlinkagePREVIEW.21A builder forThreadandThreadFactoryobjects.21A builder for creating a platformThreadorThreadFactorythat creates platform threads.21A builder for creating a virtualThreadorThreadFactorythat creates virtual threads.18This interface defines operations for looking up host names and IP addresses.18AConfigurationobject is supplied to theInetAddressResolverProvider.get(Configuration)method when setting the system-wide resolver.22An asymmetric key, which can be either a public key or a private key.15An interface for an elliptic curve public/private key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).15An interface for an elliptic curve private key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).15An interface for an elliptic curve public key as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).17Provides access to the current instant.21Represents a subtask forked withStructuredTaskScope.fork(Callable)PREVIEW.17TheRandomGeneratorinterface is designed to provide a common protocol for objects that generate random or (more typically) pseudorandom sequences of numbers (or Boolean values).21A collection that has a well-defined encounter order, that supports operations at both ends, and that is reversible.21A Map that has a well-defined encounter order, that supports operations at both ends, and that is reversible.21A collection that is both aSequencedCollectionand aSet.16Represents an operation that accepts adouble-valued argument and a DoubleConsumer, and returns no result.22An intermediate operation that transforms a stream of input elements into a stream of output elements, optionally applying a final action when the end of the upstream is reached.22A Downstream object is the next stage in a pipeline of operations, to which elements can be sent.22An Integrator receives elements and processes them, optionally using the supplied state, and optionally sends incremental results downstream.22Greedy Integrators consume all their input, and may only relay that the downstream does not want more elements.16Represents an operation that accepts anint-valued argument and an IntConsumer, and returns no result.16Represents an operation that accepts along-valued argument and a LongConsumer, and returns no result.21This class defines the Service Provider Interface (SPI) for theKEMclass.21The KEM decapsulator implementation, generated byKEMSpi.engineNewDecapsulator(java.security.PrivateKey, java.security.spec.AlgorithmParameterSpec)on the KEM receiver side.21The KEM encapsulator implementation, generated byKEMSpi.engineNewEncapsulator(java.security.PublicKey, java.security.spec.AlgorithmParameterSpec, java.security.SecureRandom)on the KEM sender side.16Represents a record component.14Represents a stream of events.22Start an external process where the user's snippets can be run.22Callback that should invoked when the remote process is invoked.21An interface providing functionality forConsolein the user's snippet.
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New ClassesClassAdded inDescription18Implementations of
HttpHandlerthat implement various useful handlers, such as a static response handler, or a conditional handler that complements one handler with another.18A simple HTTP file server and its components (intended for testing, development and debugging purposes only).22Attribute mappers for standard classfile attributes.22A printer of classfiles and its elements.22Models a non-standard attribute of a classfile.12Predefined values of nominal descriptor for common constants, including descriptors for primitive class types and other common platform types, and descriptors for method handles for standard bootstrap methods.12A nominal descriptor for aninvokedynamiccall site.12A nominal descriptor for a dynamic constant (one described in the constant pool withConstant_Dynamic_info.)12A nominal descriptor for anenumconstant.12A nominal descriptor for aVarHandleconstant.16This is the common base class of all Java language record classes.16ARecordComponentprovides information about, and dynamic access to, a component of a record class.23A testing conversion of a value is exact if it yields a result without loss of information or throwing an exception.16Bootstrap methods for state-driven implementations of core methods, includingObject.equals(Object),Object.hashCode(), andObject.toString().21Bootstrap methods for linkinginvokedynamiccall sites that implement the selection functionality of theswitchstatement.21Manages string template bootstrap methods.21A value that may be safely and efficiently shared to methods without using method parameters.21A mapping of scoped values, as keys, to values.18ALookupPolicyobject describes characteristics that can be applied to a lookup operation.18Service-provider class for InetAddress resolvers.16A Unix domain socket address.15A class used to specify EdDSA signature and verification parameters.15An elliptic curve point used to specify keys as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).15A class representing elliptic curve private keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.15A class representing elliptic curve public keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.12CompactNumberFormatis a concrete subclass ofNumberFormatthat formats a decimal number in its compact form.22ListFormatformats or parses a list of strings in a locale-sensitive way.21A basic API for structured concurrency.2121AStructuredTaskScopethat captures the result of the first subtask to complete successfullyPREVIEW.21ThisStringTemplate.ProcessorPREVIEW constructs aStringresult usingFormatterspecifications and values found in theStringTemplatePREVIEW.17HexFormatconverts between bytes and chars and hex-encoded strings which may include additional formatting markup such as prefixes, suffixes, and delimiters.17This is a factory class for generating multiple random number generators of a specific algorithm.2221This class provides the functionality of a Key Encapsulation Mechanism (KEM).21A decapsulator, generated byKEM.newDecapsulator(java.security.PrivateKey)on the KEM receiver side.21This class specifies the return value of the encapsulate method of a Key Encapsulation Mechanism (KEM), which includes the shared secret (as aSecretKey), the key encapsulation message, and optional parameters.21An encapsulator, generated byKEM.newEncapsulator(java.security.PublicKey)on the KEM sender side.14A skeletal visitor for annotation values with default behavior appropriate for source versionRELEASE_14.16A skeletal visitor of program elements with default behavior appropriate for theRELEASE_14source version.14A skeletal visitor of types with default behavior appropriate for theRELEASE_14source version.16A visitor of program elements based on their kind with default behavior appropriate for theRELEASE_14source version.16A scanning visitor of program elements with default behavior appropriate for theRELEASE_14source version.14A simple visitor for annotation values with default behavior appropriate for source versionRELEASE_14.16A simple visitor of program elements with default behavior appropriate for theRELEASE_14source version.14A simple visitor of types with default behavior appropriate for source versionRELEASE_14.14A visitor of types based on their kind with default behavior appropriate for source versionRELEASE_14.12Service-provider class for DNS lookups when performing LDAP operations.12The result of a DNS lookup for an LDAP URL.17Parameters for the XML Signature RSASSA-PSS Algorithm.16Event that contains information about event types and configurations.14A recording stream produces events from the current JVM (Java Virtual Machine).16An implementation of anEventStreamthat can serialize events over the network using anMBeanServerConnection.14JDK-specific map modes.
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New Enum ClassesEnum ClassAdded inDescription21Thread dump format.18Describes the log message output level produced by the server when processing exchanges.12The syntactic form of this case: STATEMENT:
case <expression>: <statements>RULE:case <expression> -> <expression>/<statement>22A simple stack value.22Attribute stability indicator22Option describing whether to process or discard unrecognized or problematic original attributes when a class, record component, field, method or code is transformed in its exploded form.22Option describing whether to preserve the original constant pool when transforming a classfile.22Option describing whether to patch out unreachable code.22Option describing whether to filter unresolved labels.22Option describing whether to process or discard debug elements.22Option describing whether to process or discard line numbers.22Option describing whether to automatically rewrite short jumps to long when necessary.22Option describing whether to generate stackmaps.22Level of detail to print or export.22Describes the opcodes of the JVM instruction set, as described in 6.5.22Kinds of opcodes.22Indicator for whether a wildcard has default bound, no bound, an upper bound, or a lower bound22The kind of target on which the annotation appears, as defined in 4.7.20.1.22Type path kind, as defined in 4.7.20.222Describes the types that can be part of a field or method descriptor.12Kinds of method handles that can be described with DirectMethodHandleDesc.15The set of class options that specify whether a hidden class created byLookup::defineHiddenClassmethod is dynamically added as a new member to the nest of a lookup class and/or whether a hidden class has a strong relationship with the class loader marked as its defining loader.2020A location within a class file where flags can be applied.20Class file format versions of the Java virtual machine.222212A number format style.19Represents the computation state.21Represents the state of a subtask.22Defines the actions that a CatalogResolver may take when it is unable to resolve an external reference.19A span attribute which can be used to derive a coloring.
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New Exception ClassesException ClassAdded inDescription19Thrown to indicate an operation could not be performed on a frame.22Thrown to indicate that requested entry cannot be obtained from the constant pool.21Thrown to indicate an unexpected failure in pattern matching.19Thrown to indicate that a method has been called on the wrong thread.21Thrown when a structure violation is detected.21An exception that is thrown by the
KEM.Decapsulator.decapsulate(byte[])method to denote an error during decapsulation.
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New Record ClassesRecord ClassAdded inDescription19Assigns attributes usable for coloring to spans inside a snippet.16Represents the credentials of a peer connected to a Unix domain socket.
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New Annotation InterfacesAnnotation InterfaceAdded inDescription14Indicates that an annotated field or method is part of the serialization mechanism defined by the Java Object Serialization Specification.
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New FieldsFieldAdded inDescription19Constant for the "Arabic Extended-B" Unicode character block.20Constant for the "Arabic Extended-C" Unicode character block.12Constant for the "Chess Symbols" Unicode character block.15Constant for the "Chorasmian" Unicode character block.15Constant for the "CJK Unified Ideographs Extension G" Unicode character block.20Constant for the "CJK Unified Ideographs Extension H" Unicode character block.22Constant for the "CJK Unified Ideographs Extension I" Unicode character block.19Constant for the "Cypro-Minoan" Unicode character block.20Constant for the "Cyrillic Extended-D" Unicode character block.20Constant for the "Devanagari Extended-A" Unicode character block.15Constant for the "Dives Akuru" Unicode character block.12Constant for the "Dogra" Unicode character block.13Constant for the "Egyptian Hieroglyph Format Controls" Unicode character block.13Constant for the "Elymaic" Unicode character block.19Constant for the "Ethiopic Extended-B" Unicode character block.12Constant for the "Georgian Extended" Unicode character block.12Constant for the "Gunjala Gondi" Unicode character block.12Constant for the "Hanifi Rohingya" Unicode character block.12Constant for the "Indic Siyaq Numbers" Unicode character block.20Constant for the "Kaktovik Numerals" Unicode character block.19Constant for the "Kana Extended-B" Unicode character block.20Constant for the "Kawi" Unicode character block.15Constant for the "Khitan Small Script" Unicode character block.19Constant for the "Latin Extended-F" Unicode character block.19Constant for the "Latin Extended-G" Unicode character block.15Constant for the "Lisu Supplement" Unicode character block.12Constant for the "Makasar" Unicode character block.12Constant for the "Mayan Numerals" Unicode character block.12Constant for the "Medefaidrin" Unicode character block.20Constant for the "Nag Mundari" Unicode character block.13Constant for the "Nandinagari" Unicode character block.13Constant for the "Nyiakeng Puachue Hmong" Unicode character block.12Constant for the "Old Sogdian" Unicode character block.19Constant for the "Old Uyghur" Unicode character block.13Constant for the "Ottoman Siyaq Numbers" Unicode character block.13Constant for the "Small Kana Extension" Unicode character block.12Constant for the "Sogdian" Unicode character block.13Constant for the "Symbols and Pictographs Extended-A" Unicode character block.15Constant for the "Symbols for Legacy Computing" Unicode character block.13Constant for the "Tamil Supplement" Unicode character block.19Constant for the "Tangsa" Unicode character block.15Constant for the "Tangut Supplement" Unicode character block.19Constant for the "Toto" Unicode character block.19Constant for the "Unified Canadian Aboriginal Syllabics Extended-A" Unicode character block.19Constant for the "Vithkuqi" Unicode character block.13Constant for the "Wancho" Unicode character block.15Constant for the "Yezidi" Unicode character block.19Constant for the "Znamenny Musical Notation" Unicode character block.21
MethodHandleDescrepresentingMethodHandles.classData21MethodHandleDescrepresentingMethodHandles.classDataAt15MethodHandleDescrepresentingConstantBootstraps.explicitCast15MethodHandleDescrepresentingConstantBootstraps.getStaticFinal21The special name of class initialization methods, "<clinit>".15Nominal descriptor representing the constant Boolean.FALSE21The special name of instance initialization methods, "<init>".21Nominal descriptor representing the method descriptor()V, taking no argument and returningvoid.15Nominal descriptor representing the constant Boolean.TRUE19The number of bits in the significand of adoublevalue.19The number of bits in the significand of afloatvalue.16A single-bit mask representingoriginalaccess which may contribute to the result oflookupModes.21Maximum number of argument slots in String Concat call.19Thedoublevalue that is closer than any other to tau (τ), the ratio of the circumference of a circle to its radius.19Thedoublevalue that is closer than any other to tau (τ), the ratio of the circumference of a circle to its radius.19The value 2, with a scale of 0.22Thirty-two-bit UCS Transformation Format, byte order identified by an optional byte-order mark.22Thirty-two-bit UCS Transformation Format, big-endian byte order.22Thirty-two-bit UCS Transformation Format, little-endian byte order.16TheMGF1ParameterSpecuses a "SHA3-224" message digest.16TheMGF1ParameterSpecuses a "SHA3-256" message digest.16TheMGF1ParameterSpecuses a "SHA3-384" message digest.16TheMGF1ParameterSpecuses a "SHA3-512" message digest.15The Ed25519 parameters15The Ed448 parameters12Constant identifying the prefix field.12Constant identifying the suffix field.13The singleton instance for the 'Reiwa' era (2019-05-01 - ) which has the value 3.13Enterprise name (alias)13The Canonical XML 1.1 (without comments) canonicalization method algorithm URI.13The Canonical XML 1.1 with comments canonicalization method algorithm URI.21The ED25519 signature method algorithm URI.21The ED448 signature method algorithm URI.17The RSASSA-PSS signature method algorithm URI.22The SHA3-224-RSA-MGF1 (PKCS #1) signature method algorithm URI.22The SHA3-256-RSA-MGF1 (PKCS #1) signature method algorithm URI.22The SHA3-384-RSA-MGF1 (PKCS #1) signature method algorithm URI.22The SHA3-512-RSA-MGF1 (PKCS #1) signature method algorithm URI.19ProducebitCount(a)19Producecompress(a,n).19Produceexpand(a,n).19ProducenumberOfLeadingZeros(a)19Producereverse(a)19ProducereverseBytes(a)19ProducenumberOfTrailingZeros(a)19Disable IP packet fragmentation.15Identifies the receive queue that the last incoming packet for the socket was received on.16Unix Domain peer credentials.
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New MethodsMethodAdded inDescription21Restricts the events generated by this request to only platform threads.21Restricts the events generated by this request to only platform threads.21Returns
trueif the thread is a virtual thread.21Generate a thread dump to the given file in the given format.14Returns the "recent cpu usage" for the operating environment.14Returns the amount of free memory in bytes.14Returns the total amount of memory in bytes.14Returns an approximation of the total amount of memory, in bytes, allocated in heap memory for the current thread.21Returns an approximation of the total amount of memory, in bytes, allocated in heap memory by all threads since the Java virtual machine started.18Returns a pre-processing Filter that inspects and possibly adapts the request state.17Returns a post-processingFilterwith the given description and operation.17Returns a pre-processingFilterwith the given description and operation.18Returns an immutableHeaderswith the given name value pairs as its set of headers.18Returns an immutableHeadersfrom the givenheaderswith the same header names and values.18Creates anHttpServerinstance with an initial context.18Creates anHttpsServerinstance with an initial context.21Visits anEscapeTreenode.18Visits aSnippetTreenode.20Visits aSpecTreenode.12Visits aSystemPropertyTreenode.22Returns the reference to a superclass or superinterface from which to inherit documentation, ornullif no reference was provided.16Returns whether this instance is an inline tag.20Returns the format string, ornullif none was provided.12For case with kind CaseTree.CaseKind.RULE, returns the statement or expression after the arrow.12Returns the kind of this case.12Returns the labels for this case.21The guard for the case.21Returns the labels for this case.17Returns the subclasses permitted by this type declaration.17Returns the module tree associated with this compilation unit, ornullif there is no module declaration.16Returns the tested pattern, or null if this instanceof does not use a pattern.22Visits aAnyPatternTreenode.16Visits aBindingPatternTreenode.21Visits aConstantCaseLabelTreenode.21Visits aDeconstructionPatternTreenode.21Visits aDefaultCaseLabelTreenode.21Visits aPatternCaseLabelTreenode.21Visits a StringTemplateTree node.12Visits aSwitchExpressionTreenode.13Visits aYieldTreenode.21Creates a newEscapeTreeobject, to represent an escaped character.22Creates a newInheritDocTreeobject, to represent an{@inheritDoc}tag.16Creates a newReturnTreeobject, to represent a@returntag or{@return}tag.18Creates a newSnippetTreeobject, to represent a{@snippet }tag.20Creates a newSpecTreeobject, to represent an@spectag.12Creates a newSystemPropertyTreeobject, to represent a{@systemProperty }tag.20Creates a newValueTreeobject, to represent a{@value }tag.15Returns the language model type referred to by the leaf node of the givenDocTreePath, ornullif unknown.21Visits anEscapeTreenode.18Visits aSnippetTreenode.20Visits aSpecTreenode.12Visits aSystemPropertyTreenode.13Sets the specifiedParameterNameProvider.21Visits anEscapeTreenode.18Visits aSnippetTreenode.20Visits aSpecTreenode.12Visits aSystemPropertyTreenode.22Visits aAnyPatternTreenode.14Visits aBindingPatternTreenode.21Visits aConstantCaseLabelTreenode.21Visits aDeconstructionPatternTreenode.21Visits aDefaultCaseLabelTreenode.21Visits aPatternCaseLabelTreenode.21Visits a StringTemplateTree node.21Visits aAnyPatternTreenode.14Visits aBindingPatternTreenode.21Visits aConstantCaseLabelTreenode.21Visits aDeconstructionPatternTreenode.21Visits aDefaultCaseLabelTreenode.21Visits aPatternCaseLabelTreenode.21Visits a StringTemplateTree node.17Returns theCharsetobject used for theConsole.22Returnstrueif theConsoleinstance is a terminal.12Skips over and discards exactlynbytes of data from this input stream.17Returns a filter that returnsStatus.ALLOWEDif the predicate on the class istrue.17Returns the JVM-wide deserialization filter factory.1717Returns a filter that merges the status of a filter and another filter.17Returns a filter that returnsStatus.REJECTEDif the predicate on the class istrue.17Returns a filter that invokes a given filter and mapsUNDECIDEDtoREJECTEDfor classes, with some special cases, and otherwise returns the status.18Returns the charset used in thisPrintStreaminstance.14Writes all bytes from the specified byte array to this stream.14Writes all bytes from the specified byte array to this stream.15Returns anOptionalcontaining the nominal descriptor for this instance.15Returns anOptionalcontaining the nominal descriptor for this instance.15Returns anOptionalcontaining the nominal descriptor for this instance.21Determines if the specified character (Unicode code point) is an Emoji.21Determines if the specified character (Unicode code point) is an Emoji Component.21Determines if the specified character (Unicode code point) is an Emoji Modifier.21Determines if the specified character (Unicode code point) is an Emoji Modifier Base.21Determines if the specified character (Unicode code point) has the Emoji Presentation property by default.21Determines if the specified character (Unicode code point) is an Extended Pictographic.15Returnstrueif this character sequence is empty.20Returns an unmodifiable set of the access flags for this class, possibly empty.12Returns aClassfor an array type whose component type is described by this Class.12Returns the component type of thisClass, if it describes an array type, ornullotherwise.12Returns a nominal descriptor for this instance, if one can be constructed, or an emptyOptionalif one cannot be.12Returns the descriptor string of the entity (class, interface, array class, primitive type, orvoid) represented by thisClassobject.22Returns theClassobject associated with the primitive type of the given name.17Returns an array containingClassobjects representing the direct subinterfaces or subclasses permitted to extend or implement this class or interface if it is sealed.16Returns an array ofRecordComponentobjects representing all the record components of this record class, ornullif this class is not a record class.15Returnstrueif and only if the underlying class is a hidden class.16Returnstrueif and only if this class is a record class.17Returnstrueif and only if thisClassobject represents a sealed class or interface.20Returns a ClassDesc for a class or interface type, given the name of the class or interface in internal form, such as"java/lang/String".21Returns a MethodTypeDesc with the given return type and no parameter types.21Returns a MethodTypeDesc given the return type and a list of parameter types.12Returns anOptionalcontaining the nominal descriptor for this instance, which is the instance itself.12Resolves this instance as aConstantDesc, the result of which is the instance itself.12Returns an enum descriptorEnumDescfor this instance, if one can be constructed, or an emptyOptionalif one cannot be.12Returns a nominal descriptor for the specifiedenumclass and name12Returns anOptionalcontaining the nominal descriptor for this instance, which is the instance itself.20Returns thefloatvalue closest to the numerical value of the argument, a floating-point binary16 value encoded in ashort.20Returns the floating-point binary16 value, encoded in ashort, closest in value to the argument.12Resolves this instance as aConstantDesc, the result of which is the instance itself.19Returns the value obtained by compressing the bits of the specifiedintvalue,i, in accordance with the specified bit mask.12Returns anOptionalcontaining the nominal descriptor for this instance, which is the instance itself.19Returns the value obtained by expanding the bits of the specifiedintvalue,i, in accordance with the specified bit mask.12Resolves this instance as aConstantDesc, the result of which is the instance itself.15Applies a conversion from a source type to a destination type.12Return a nominal descriptor for this instance, if one can be constructed, or an emptyOptionalif one cannot be.16Returns the class data associated with the lookup class of the givencallerlookup object, ornull.16Returns the element at the specified index in the class data, if the class data associated with the lookup class of the givencallerlookup object is aList.22Adapts a target var handle by pre-processing a sub-sequence of its coordinate values with a filter (a method handle).22Returns a var handle which will discard some dummy coordinates before delegating to the target var handle.16Drop the return value of the target handle (if any).22Adapts a target var handle by pre-processing incoming coordinate values using unary filter functions.22Adapts a target var handle by pre-processing incoming and outgoing values using a pair of filter functions.22Provides a target var handle with one or more bound coordinates in advance of the var handle's invocation.15Creates a hidden class or interface frombytes, returning aLookupon the newly created class or interface.16Creates a hidden class or interface frombyteswith associated class data, returning aLookupon the newly created class or interface.15Ensures thattargetClasshas been initialized.14Returnstrueif this lookup has full privilege access, i.e.14Reports a lookup class in another module that this lookup object was previously teleported from, ornull.22Provides a var handle which adapts the coordinate values of the target var handle, by re-arranging them so that the new coordinates match the provided ones.12Returns a nominal descriptor for this instance, if one can be constructed, or an emptyOptionalif one cannot be.12Returns the descriptor string for this method type.21Simplified concatenation method to facilitateStringTemplatePREVIEW concatenation.java.lang.invoke.StringConcatFactory.makeConcatWithTemplateCluster(List<String>, List<Class<?>>, int) PREVIEW21This method breaks up large concatenations into separateMethodHandlesbased on the number of slots required perMethodHandle.java.lang.invoke.StringConcatFactory.makeConcatWithTemplateGetters(List<String>, List<MethodHandle>, int) PREVIEW21This method creates aMethodHandleexpecting one input, the receiver of the supplied getters.12Return a nominal descriptor for this instance, if one can be constructed, or an emptyOptionalif one cannot be.16Returnstrueif this VarHandle has invoke-exact behavior.16Returns a VarHandle, with access to the same variable(s) as this VarHandle, but whose invocation behavior of access mode methods is adjusted to invoke behavior.16Returns a VarHandle, with access to the same variable(s) as this VarHandle, but whose invocation behavior of access mode methods is adjusted to invoke-exact behavior.19Returns the value obtained by compressing the bits of the specifiedlongvalue,i, in accordance with the specified bit mask.12Returns anOptionalcontaining the nominal descriptor for this instance, which is the instance itself.19Returns the value obtained by expanding the bits of the specifiedlongvalue,i, in accordance with the specified bit mask.12Resolves this instance as aConstantDesc, the result of which is the instance itself.15Returns the mathematical absolute value of anintvalue if it is exactly representable as anint, throwingArithmeticExceptionif the result overflows the positiveintrange.15Returns the mathematical absolute value of anlongvalue if it is exactly representable as anlong, throwingArithmeticExceptionif the result overflows the positivelongrange.18Returns the smallest (closest to negative infinity)intvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)intvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the ceiling modulus of theintarguments.18Returns the ceiling modulus of thelongandintarguments.18Returns the ceiling modulus of thelongarguments.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.18Returns the quotient of the arguments, throwing an exception if the result overflows anint.18Returns the quotient of the arguments, throwing an exception if the result overflows along.18Returns the largest (closest to positive infinity)intvalue that is less than or equal to the algebraic quotient.18Returns the largest (closest to positive infinity)longvalue that is less than or equal to the algebraic quotient.18Returns as alongthe most significant 64 bits of the unsigned 128-bit product of two unsigned 64-bit factors.22Returnstrueif this module can access restricted methods.20Returns the set of the module flags.20Returns the set of the module export flags for this module descriptor.20Returns the set of the module opens flags.20Returns the set of the module requires flags.22Enables native access for a module in the layer if the caller's module has native access.17Returns aBufferedReaderconnected to the standard error of the process.17Returns aBufferedReaderconnected to the standard error of this process using a Charset.17Returns aBufferedReaderconnected to the standard output of the process.17Returns aBufferedReaderconnected to the standard output of this process using a Charset.17Returns aBufferedWriterconnected to the normal input of the process using the native encoding.17Returns aBufferedWriterconnected to the normal input of the process using a Charset.16Tests if the referent of this reference object isobj.20Returns an unmodifiable set of the access flags for the executable represented by this object, possibly empty.20Returns an unmodifiable set of the access flags for this field, possibly empty.16Invokes the specified default method on the givenproxyinstance with the given parameters.20Returns an unmodifiable set of the access flags for this member, possibly empty.20Returns an unmodifiable set of the access flags for the parameter represented by this object, possibly empty.15Returns anOptionalcontaining the nominal descriptor for this instance.15Returns the mathematical absolute value of anintvalue if it is exactly representable as anint, throwingArithmeticExceptionif the result overflows the positiveintrange.15Returns the mathematical absolute value of anlongvalue if it is exactly representable as anlong, throwingArithmeticExceptionif the result overflows the positivelongrange.18Returns the smallest (closest to negative infinity)intvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)intvalue that is greater than or equal to the algebraic quotient.18Returns the smallest (closest to negative infinity)longvalue that is greater than or equal to the algebraic quotient.18Returns the ceiling modulus of theintarguments.18Returns the ceiling modulus of thelongandintarguments.18Returns the ceiling modulus of thelongarguments.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.21Clamps the value to fit between min and max.14Returns the argument decremented by one, throwing an exception if the result overflows anint.14Returns the argument decremented by one, throwing an exception if the result overflows along.18Returns the quotient of the arguments, throwing an exception if the result overflows anint.18Returns the quotient of the arguments, throwing an exception if the result overflows along.18Returns the largest (closest to positive infinity)intvalue that is less than or equal to the algebraic quotient.18Returns the largest (closest to positive infinity)longvalue that is less than or equal to the algebraic quotient.14Returns the argument incremented by one, throwing an exception if the result overflows anint.14Returns the argument incremented by one, throwing an exception if the result overflows along.14Returns the negation of the argument, throwing an exception if the result overflows anint.14Returns the negation of the argument, throwing an exception if the result overflows along.18Returns as alongthe most significant 64 bits of the unsigned 128-bit product of two unsigned 64-bit factors.12Returns anOptionalcontaining the nominal descriptor for this instance, which is the instance itself.15Formats using this string as the format string, and the supplied arguments.12Adjusts the indentation of each line of this string based on the value ofn, and normalizes line termination characters.21Returns the index within this string of the first occurrence of the specified character, starting the search atbeginIndexand stopping beforeendIndex.21Returns the index of the first occurrence of the specified substring within the specified index range ofthisstring.12Resolves this instance as aConstantDesc, the result of which is the instance itself.21Splits this string around matches of the given regular expression and returns both the strings and the matching delimiters.15Returns a string whose value is this string, with incidental white space removed from the beginning and end of every line.12This method allows the application of a function tothisstring.15Returns a string whose value is this string, with escape sequences translated as if in a string literal.2121212121Returnstrueif this thread is a virtual thread.19Waits for this thread to terminate for up to the given waiting duration.21Returns a builder for creating a platformThreadorThreadFactorythat creates platform threads.21Returns a builder for creating a virtualThreadorThreadFactorythat creates virtual threads.19Causes the currently executing thread to sleep (temporarily cease execution) for the specified duration, subject to the precision and accuracy of system timers and schedulers.21Creates a virtual thread to execute a task and schedules it to execute.19Returns the identifier of this Thread.19Returns a BigInteger whose value is(this * val).17Joins a multicast group.17Leave a multicast group on a specified local interface.21Blocks until all operations have completed execution after a shutdown request, or thedurationelapses, or the current thread is interrupted, whichever happens first.19Binds the socket to this local address when creating connections for sending requests.21Initiates an orderly shutdown in which requests previously submitted tosendorsendAsyncare run to completion, but no new request will be accepted.21Returnstrueif all operations have completed following a shutdown.21Initiates an orderly shutdown in which requests previously submitted withsendorsendAsyncare run to completion, but no new request will be accepted.21This method attempts to initiate an immediate shutdown.16Returns aBodyPublisherthat publishes a request body consisting of the concatenation of the request bodies published by a sequence of publishers.18Sets the request method of this builder to HEAD.16Creates aBuilderwhose initial state is copied from an existingHttpRequest.22Creates anInet4Addressbased on the provided textual representation of an IPv4 address.22Creates anInetAddressbased on the provided textual representation of an IPv6 address.22Creates anInetAddressbased on the provided textual representation of an IP address.12Returns anOptionalcontaining theSSLSessionin use on the original connection that retrieved the network resource.20Creates a URL from a URI, as if by invokinguri.toURL(), but associating it with the givenURLStreamHandler, if allowed.13Creates a new buffer whose content is a shared subsequence of this buffer's content.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new byte buffer whose content is a shared subsequence of this buffer's content.22Maps a region of this channel's file into a new mapped memory segment, with the given offset, size and arena.15Opens a server-socket channel.15Opens a socket channel.15Opens a server-socket channel.15Opens a socket channel.13Absolute bulk get method.13Absolute bulk get method.15Returnstrueif this character buffer is empty.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new char buffer whose content is a shared subsequence of this buffer's content.18Returns a charset object for the named charset.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new double buffer whose content is a shared subsequence of this buffer's content.12Finds and returns the position of the first mismatched byte in the content of two files, or-1Lif there is no mismatch.13Constructs a newFileSystemto access the contents of a file as a file system.13Constructs a newFileSystemto access the contents of a file as a file system.13Constructs a newFileSystemto access the contents of a file as a file system.22Converts a path string to a path, resolves that path against this path, and then iteratively performs the same procedure for any additional path strings.22Resolves a path against this path, and then iteratively resolves any additional paths.20Tests whether a file exists.20Reads a file's attributes as a bulk operation if it exists.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new float buffer whose content is a shared subsequence of this buffer's content.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new int buffer whose content is a shared subsequence of this buffer's content.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new long buffer whose content is a shared subsequence of this buffer's content.13Forces any changes made to a region of this buffer's content to be written to the storage device containing the mapped file.13Absolute bulk get method.13Absolute bulk get method.13Absolute bulk put method (optional operation).13Absolute bulk put method (optional operation).16Absolute bulk put method (optional operation).13Creates a new short buffer whose content is a shared subsequence of this buffer's content.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.22Returns the parameters associated with this key.18Retrieves the attributes associated with the given alias.18Retrieves the attributes associated with the given alias.19Returns locale used to create this instance.15Gets the character used for grouping separator for currencies.15Sets the character used for grouping separator for currencies.1212Returns a compact number format for the specifiedlocaleandformatStyle.12Returns a newNumberFormatinstance which formats a number in its compact form for the specifiedlocaleandformatStyle.19Checks if this chronology is ISO based.19IsoChronologyis an ISO based chronology, which supports fields inIsoFields, such asDAY_OF_QUARTERandQUARTER_OF_YEAR.19JapaneseChronologyis an ISO based chronology, which supports fields inIsoFields, such asDAY_OF_QUARTERandQUARTER_OF_YEAR.19MinguoChronologyis an ISO based chronology, which supports fields inIsoFields, such asDAY_OF_QUARTERandQUARTER_OF_YEAR.19ThaiBuddhistChronologyis an ISO based chronology, which supports fields inIsoFields, such asDAY_OF_QUARTERandQUARTER_OF_YEAR.18Checks if this duration is positive, excluding zero.19Creates a locale specific formatter derived from the requested template for the ISO chronology.16Appends the day period text to the formatter.19Appends a localized pattern to the formatter using the requested template.19Returns the formatting pattern for the requested template for a locale and chronology.21Adds an element as the first element of this collection (optional operation).21Adds an element as the last element of this collection (optional operation).21Gets the first element of this collection.21Gets the last element of this collection.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a sequenced set backed by the specified map.21Randomly permute the specified list using the specified source of randomness.21Returns an unmodifiable view of the specifiedSequencedCollection.21Returns an unmodifiable view of the specifiedSequencedMap.21Returns an unmodifiable view of the specifiedSequencedSet.12Returns a new CompletionStage that, when this stage completes exceptionally, is executed with this stage's exception as the argument to the supplied function, using this stage's default asynchronous execution facility.12Returns a new CompletionStage that, when this stage completes exceptionally, is executed with this stage's exception as the argument to the supplied function, using the supplied Executor.12Returns a new CompletionStage that, when this stage completes exceptionally, is composed using the results of the supplied function applied to this stage's exception.12Returns a new CompletionStage that, when this stage completes exceptionally, is composed using the results of the supplied function applied to this stage's exception, using this stage's default asynchronous execution facility.12Returns a new CompletionStage that, when this stage completes exceptionally, is composed using the results of the supplied function applied to this stage's exception, using the supplied Executor.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21Adds an element as the first element of this collection (optional operation).21Adds an element as the last element of this collection (optional operation).21Gets the first element of this collection.21Gets the last element of this collection.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a reverse-ordered view of this collection.21Creates an Executor that starts a new Thread for each task.21Creates an Executor that starts a new virtual Thread for each task.19Initiates an orderly shutdown in which previously submitted tasks are executed, but no new tasks will be accepted.19Unless this is theForkJoinPool.commonPool(), initiates an orderly shutdown in which previously submitted tasks are executed, but no new tasks will be accepted, and waits until all tasks have completed execution and the executor has terminated.20Submits the given task as if submitted from a non-ForkJoinTaskclient.22Uninterrupible version ofinvokeAll.19Submits the given task without guaranteeing that it will eventually execute in the absence of available active threads.19Changes the target parallelism of this pool, controlling the future creation, use, and termination of worker threads.22Returns a newForkJoinTaskthat performs therunmethod of the givenRunnableas its action, and returns null uponForkJoinTask.join(), translating any checked exceptions encountered intoRuntimeException.22Returns a newForkJoinTaskthat performs therunmethod of the givenRunnableas its action, and returns the given result uponForkJoinTask.join(), translating any checked exceptions encountered intoRuntimeException.19Returns a newForkJoinTaskthat performs thecallmethod of the givenCallableas its action, and returns its result uponForkJoinTask.join(), translating any checked exceptions encountered intoRuntimeException.19Tries to join this task, returning true if it completed (possibly exceptionally) before the given timeout and the current thread has not been interrupted.19Tries to join this task, returning true if it completed (possibly exceptionally) before the given timeout.20Returns a (non-negative) estimate of the number of tasks in the thread's queue.19Returns the exception thrown by the task, without waiting.19Returns the computed result, without waiting.19Returns the computation state.14Sets the object to be returned by invocations ofgetBlockerfor the current thread.21Returns a reverse-ordered view of this collection.19Creates a new, empty HashMap suitable for the expected number of mappings.19Creates a new, empty HashSet suitable for the expected number of elements.19Creates a new, empty, insertion-ordered LinkedHashMap suitable for the expected number of mappings.21Inserts the given mapping into the map if it is not already present, or replaces the value of a mapping if it is already present (optional operation).21Inserts the given mapping into the map if it is not already present, or replaces the value of a mapping if it is already present (optional operation).21Returns a reverse-ordered view of this map.21Returns aSequencedSetview of this map'sentrySet.21Returns aSequencedSetview of this map'skeySet.21Returns aSequencedCollectionview of this map'svaluescollection.21Adds an element as the first element of this collection (optional operation).21Adds an element as the last element of this collection (optional operation).21Gets the first element of this collection.21Gets the last element of this collection.19Creates a new, empty LinkedHashSet suitable for the expected number of elements.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a reverse-ordered view of this collection.21Returns a reverse-ordered view of this collection.21Adds an element as the first element of this collection (optional operation).21Adds an element as the last element of this collection (optional operation).21Gets the first element of this collection.21Gets the last element of this collection.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a reverse-ordered view of this collection.21Returns a stream of installed locales.21Returns a case folded IETF BCP 47 language tag.19Obtains a locale from a language code.19Obtains a locale from language and country.19Obtains a locale from language, country and variant.16Get a thread identifier for the thread where message originated16Set an identifier for the thread where the message originated.17Returns a copy of the givenMap.Entry.21Returns a reverse-ordered view of this map.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a reverse-ordered view of this collection.16Checks if the sub-range fromfromIndex(inclusive) tofromIndex + size(exclusive) is within the bounds of range from0(inclusive) tolength(exclusive).16Checks if the sub-range fromfromIndex(inclusive) totoIndex(exclusive) is within the bounds of range from0(inclusive) tolength(exclusive).16Checks if theindexis within the bounds of the range from0(inclusive) tolength(exclusive).19Returns a string equivalent to the string returned byObject.toStringif that method andhashCodeare not overridden.19Returns an instance ofRandomthat delegates method calls to theRandomGeneratorargument.22Returns an effectively unlimited stream of pseudorandomly chosendoublevalues, where each value is between the specifiedleftboundary and the specifiedrightboundary.20Returns whetherthiscontains a valid match from a previous match or find operation.20Returns an unmodifiable map from capturing group names to group numbers.20Returns the offset after the last character of the subsequence captured by the given named-capturing group during the previous match operation.20Returns the input subsequence captured by the given named-capturing group during the previous match operation.20Returns whetherthiscontains a valid match from a previous match or find operation.20Returns an unmodifiable map from capturing group names to group numbers.20Returns the start index of the subsequence captured by the given named-capturing group during the previous match operation.20Returns an unmodifiable map from capturing group names to group numbers.21Splits the given input sequence around matches of this pattern and returns both the strings and the matching delimiters.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21Returns a reverse-ordered view of this map.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21Gets the first element of this collection.21Gets the last element of this collection.21Removes and returns the first element of this collection (optional operation).21Removes and returns the last element of this collection (optional operation).21Returns a reverse-ordered view of this collection.19Returns a short description of the tool, or an emptyOptionalif no description is available.17Returns a new pseudorandom number generator, split off from this one, that implements theRandomGeneratorandRandomGenerator.SplittableGeneratorinterfaces.17Returns an effectively unlimited stream of new pseudorandom number generators, each of which implements theRandomGenerator.SplittableGeneratorinterface.17Returns a stream producing the givenstreamSizenumber of new pseudorandom number generators, each of which implements theRandomGenerator.SplittableGeneratorinterface.17Returns a stream producing the givenstreamSizenumber of new pseudorandom number generators, each of which implements theRandomGenerator.SplittableGeneratorinterface.17Returns an effectively unlimited stream of new pseudorandom number generators, each of which implements theRandomGenerator.SplittableGeneratorinterface.12Returns aCollectorthat is a composite of two downstream collectors.16Returns a stream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Returns a stream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Returns a stream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.2216Returns a stream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Returns aDoubleStreamconsisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Returns anIntStreamconsisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Returns aLongStreamconsisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.16Accumulates the elements of this stream into aList.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.21ThrowsUnsupportedOperationException.19Creates a new, empty WeakHashMap suitable for the expected number of mappings.12Skips over and discards exactlynbytes of data from this input stream for the current ZIP entry.18Prints an error.18Prints an error at the location of the element.18Prints a note.18Prints a note at the location of the element.18Prints a warning.18Prints a warning at the location of the element.13Returnstrueif preview features are enabled andfalseotherwise.22Returns the parameters associated with this key.22Returns the parameters associated with this key.1919Returnstrueif this is a kind of executable: eitherMETHODorCONSTRUCTORorSTATIC_INITorINSTANCE_INIT.19Returnstrueif this is a kind of initializer: eitherSTATIC_INITorINSTANCE_INIT.19Returnstrueif this is a kind of variable: includingENUM_CONSTANT,FIELD,PARAMETER,LOCAL_VARIABLE,EXCEPTION_PARAMETER,RESOURCE_VARIABLE, andBINDING_VARIABLE.16Visits a record component element.17Returns the permitted classes of this class or interface element in declaration order.16Returns the record components of this class or interface element in declaration order.22Returnstrueif this is an unnamed variable andfalseotherwise.18Returns the least runtime version that supports this source version; otherwisenull.18Returns the latest source version that is usable under the runtime version argument.14Visits a record component element.16Returns a list of record components inelements.16Returns a set of record components inelements.14Visits aBINDING_VARIABLEvariable element.16Visits aRECORDtype element.14Visits aBINDING_VARIABLEvariable element.22Returns the class body of anenumconstant if the argument is anenumconstant declared with an optional class body,nullotherwise.18Returns the file object for this element ornullif there is no such file object.18Returns the outermost type element an element is contained in if such a containing element exists; otherwise returnsnull.17Returnstrueif the module element is an automatic module,falseotherwise.20Returnstrueif the executable element can be determined to be a canonical constructor of a record,falseotherwise.20Returnstrueif the executable element can be determined to be a compact constructor of a record,falseotherwise.16Returns the record component for the given accessor.23Returns a type mirror equivalent to the argument, but with no annotations.12Returns anOptionalcontaining theSSLSessionin use on this connection.20Returns a prioritized array of key exchange named groups names that can be used over the SSL/TLS/DTLS protocols.19Returns a prioritized array of signature scheme names that can be used over the SSL/TLS/DTLS protocols.20Sets the prioritized array of key exchange named groups names that can be used over the SSL/TLS/DTLS protocols.19Sets the prioritized array of signature scheme names that can be used over the SSL/TLS/DTLS protocols.18Executes aCallablewithsubjectas the current subject.18Returns the current subject.12Returns an array of files representing the values to show by default in the file chooser shortcuts panel.17Returns an icon for a file, directory, or folder as it would be displayed in a system file browser for the requested size.18Returns a file object for output representing the specified relative name in the specified package in the given location.18Returns a file object for output representing the specified class of the specified kind in the given package-oriented location.13Returns file objects representing the given paths.22Creates aCatalogResolverthat resolves external references with the givencatalogandactiontype that determines the behavior when unable to resolve a reference.13Creates a new NamespaceAware instance of theDocumentBuilderFactorybuiltin system-default implementation.13Creates a new NamespaceAware instance of aDocumentBuilderFactory.13Creates a new NamespaceAware instance of aDocumentBuilderFactoryfrom the class name.13Creates a new NamespaceAware instance of theSAXParserFactorybuiltin system-default implementation.13Creates a new NamespaceAware instance of aSAXParserFactory.13Creates a new NamespaceAware instance of aSAXParserFactoryfrom the class name.18Returns the value of the specified property.18Sets a property for thisXPathFactory.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Loads a vector from a memory segment starting at an offset into the memory segment.19Loads a vector from a memory segment starting at an offset into the memory segment and using a mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses the lane elements of this vector selecting lanes under the control of a specific mask.19Expands the lane elements of this vector under the control of a specific mask.19Stores this vector into a memory segment starting at an offset using explicit byte order.19Stores this vector into a memory segment starting at an offset using explicit byte order and a mask.19Compresses set lanes from this mask.19Removes lanes numberedNfrom this mask where the adjusted indexN+offset, is not in the range[0..limit-1].19Loads a vector of this species from a memory segment starting at an offset into the memory segment.19Returns a mask of this species where only the lanes at index N such that the adjusted indexN+offsetis in the range[0..limit-1]are set.19Loop control function which returns the largest multiple ofVLENGTHthat is less than or equal to the givenlengthvalue.17Returns a writer that can be used to write diagnostic output, ornullif no such writer is available.17Returns a writer that can be used to write non-diagnostic output, ornullif no such writer is available.18Prints a diagnostic message related to a position within a range of characters in a tree node.17Prints a diagnostic message related to a position within a range of characters in a file.17Returns the locale for this doclet.17Returns the reporter for this doclet.16Registers an action to perform when new metadata arrives in the stream.21Returnstrueif this is a virtual Thread,falseotherwise.19Filter out events and write them to a new file.17Writes recording data to a file.20Stops the recording stream.22Create a process that will attach to the given address.22Create a newExecutionControlinstance.21Sets the console for the running evalution.19Returns a collection ofHighlights which can be used to color the given snippet.21Returns theJShellConsolethat should be used by the execution engine, ornullif none.17Set to true to specify the inputs and outputs are connected to an interactive terminal that can interpret the ANSI escape codes.17Writes recording data to a file.20Stops the recording stream.14Receives notification of the XML declaration.
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New ConstructorsConstructorAdded inDescription18Creates a mutable
Headersfrom the givenheaderswith the same header names and values.19Report an InvalidClassException for the reason and cause specified.19Report an InvalidClassException for the reason and cause specified.19Constructs anInvalidObjectExceptionwith the given reason and cause.19Create an ObjectStreamException with the specified message and cause.19Create an ObjectStreamException with the specified cause.16Constructs a newIndexOutOfBoundsExceptionclass with an argument indicating the illegal index.12Creates a server socket with a user-specifiedSocketImpl.19Constructs a newSocketExceptionwith the specified detail message and cause.19Constructs a newSocketExceptionwith the specified cause.20Constructs anInvalidParameterExceptionwith the specified detail message and cause.20Constructs anInvalidParameterExceptionwith the specified cause and a detail message of(cause==null ? null : cause.toString())(which typically contains the class and detail message ofcause).14Creates aCompactNumberFormatusing the given decimal pattern, decimal format symbols, compact patterns, and plural rules.19Creates a ForkJoinWorkerThread operating in the given thread group and pool, and with the given policy for preserving ThreadLocals.15Constructs aNoSuchElementExceptionwith the specified detail message and cause.15Constructs aNoSuchElementExceptionwith the specified cause.19Creates aSSLHandshakeExceptionwith the specified detail message and cause.19Creates aSSLKeyExceptionwith the specified detail message and cause.19Creates aSSLPeerUnverifiedExceptionwith the specified detail message and cause.19Creates aSSLProtocolExceptionwith the specified detail message and cause.22Create an instance.22Create an instance using the default class loading, but delegating to the specified parent class loader.
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New Enum ConstantsEnum ConstantAdded inDescription21Used for instances of
EscapeTreerepresenting some escaped documentation text.18Used for instances ofSnippetTreerepresenting an@snippettag.20Used for instances ofSpecTreerepresenting an@spectag.12Used for instances ofSystemPropertyTreerepresenting an@systemPropertytag.22Used for instances ofBindingPatternTree.16Used for instances ofBindingPatternTree.21Used for instances ofConstantCaseLabelTree.21Used for instances ofDeconstructionPatternTree.21Used for instances ofDefaultCaseLabelTree.21Used for instances ofPatternCaseLabelTree.16Used for instances ofClassTreerepresenting records.12Used for instances ofSwitchExpressionTree.21Used for instances ofStringTemplateTreePREVIEW.13Used for instances ofYieldTree.16Record component15Unicode script "Chorasmian".19Unicode script "Cypro Minoan".15Unicode script "Dives Akuru".12Unicode script "Dogra".13Unicode script "Elymaic".12Unicode script "Gunjala Gondi".12Unicode script "Hanifi Rohingya".20Unicode script "Kawi".15Unicode script "Khitan Small Script".12Unicode script "Makasar".12Unicode script "Medefaidrin".20Unicode script "Nag Mundari".13Unicode script "Nandinagari".13Unicode script "Nyiakeng Puachue Hmong".12Unicode script "Old Sogdian".19Unicode script "Old Uyghur".12Unicode script "Sogdian".19Unicode script "Tangsa".19Unicode script "Toto".19Unicode script "Vithkuqi".13Unicode script "Wancho".15Unicode script "Yezidi".21The version introduced by the Java Platform, Standard Edition 21.22The version introduced by the Java Platform, Standard Edition 22.23The version introduced by the Java Platform, Standard Edition 23.22Drops the method information fromStackFrames walked by thisStackWalker.16Unix domain (Local) interprocess communication.16A binding variable in a pattern.16A record class.16A record component of arecord.17The modifiernon-sealed17The modifiersealed18The modifiervalue12The version introduced by the Java Platform, Standard Edition 12.13The version introduced by the Java Platform, Standard Edition 13.14The version introduced by the Java Platform, Standard Edition 14.15The version introduced by the Java Platform, Standard Edition 15.16The version introduced by the Java Platform, Standard Edition 16.17The version introduced by the Java Platform, Standard Edition 17.18The version introduced by the Java Platform, Standard Edition 18.19The version introduced by the Java Platform, Standard Edition 19.20The version introduced by the Java Platform, Standard Edition 20.21The version introduced by the Java Platform, Standard Edition 21.22The version introduced by the Java Platform, Standard Edition 22.23The version introduced by the Java Platform, Standard Edition 23.14A record declaration.