Class JSFinalizationRegistry

java.lang.Object

com.oracle.truffle.js.runtime.builtins.JSClass

com.oracle.truffle.js.runtime.builtins.JSNonProxy

com.oracle.truffle.js.runtime.builtins.JSFinalizationRegistry

All Implemented Interfaces:

JSConstructorFactory, JSConstructorFactory.Default, PrototypeSupplier

public final class JSFinalizationRegistry
extends JSNonProxy
implements JSConstructorFactory.Default, PrototypeSupplier

Nested Class Summary

Nested classes/interfaces inherited from interface JSConstructorFactory

JSConstructorFactory.Default, JSConstructorFactory.WithFunctions, JSConstructorFactory.WithFunctionsAndSpecies

Nested classes/interfaces inherited from interface JSConstructorFactory.Default

JSConstructorFactory.Default.WithSpecies

Field Summary

Fields

Modifier and Type	Field	Description
static final com.oracle.truffle.api.strings.TruffleString	CLASS_NAME
static final JSFinalizationRegistry	INSTANCE
static final com.oracle.truffle.api.strings.TruffleString	PROTOTYPE_NAME

Fields inherited from class JSNonProxy

GET_SYMBOL_SPECIES_NAME

Method Summary

Modifier and Type	Method	Description
static void	appendToCells(JSFinalizationRegistryObject finalizationRegistry, Object target, Object holdings, Object unregisterToken)
static void	cleanupFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry, Object callbackArg)
static JSFinalizationRegistryObject	create(JSContext context, JSRealm realm, JSDynamicObject proto, JobCallback cleanupCallback)
static JSConstructor	createConstructor(JSRealm realm)
JSDynamicObject	createPrototype(JSRealm realm, JSFunctionObject ctor)
com.oracle.truffle.api.strings.TruffleString	getClassName()
JSDynamicObject	getIntrinsicDefaultProto(JSRealm realm)	Allows invokevirtual of this method instead of invokeinterface.
static void	hostCleanupFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry)	4.1.3 Execution and 4.1.4.1 HostCleanupFinalizationRegistry.
static boolean	isJSFinalizationRegistry(Object obj)
com.oracle.truffle.api.object.Shape	makeInitialShape(JSContext context, JSDynamicObject prototype)
static FinalizationRecord	removeCellEmptyTarget(JSFinalizationRegistryObject finalizationRegistry)
static boolean	removeFromCells(JSFinalizationRegistryObject finalizationRegistry, Object unregisterToken)

Methods inherited from class JSNonProxy

checkProtoCycle, createSymbolSpeciesGetterFunction, defineOwnProperty, delete, delete, deletePropertyDefault, getHelper, getHelper, getMethodHelper, getOwnHelper, getOwnHelper, getOwnProperty, getOwnPropertyKeys, getPrototypeOf, hasOnlyShapeProperties, hasOwnProperty, hasOwnProperty, hasProperty, hasProperty, invokeAccessorPropertySetter, isExtensible, ordinaryGetOwnProperty, ordinaryGetOwnPropertyIntl, ordinaryIsExtensible, ordinaryOwnPropertyKeys, ordinaryOwnPropertyKeys, ordinaryOwnPropertyKeysSlow, ordinaryPreventExtensions, ordinarySet, ordinarySetIndex, ordinarySetWithReceiver, performOrdinarySetWithOwnDescriptor, preventExtensions, putConstructorSpeciesGetter, set, set, setIntegrityLevelFast, setPropertySlow, setPrototypeOf, testIntegrityLevelFast, usesOrdinaryGetOwnProperty, usesOrdinaryIsExtensible

Methods inherited from class JSClass

filterOwnPropertyKeys, get, get, isInstance, isInstance, isInstance, isInstance, ownPropertyKeys, toString

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface JSConstructorFactory

createConstructorObject, fillConstructor

Methods inherited from interface JSConstructorFactory.Default

createConstructorAndPrototype

Field Details

INSTANCE

public static final JSFinalizationRegistry INSTANCE

CLASS_NAME

public static final com.oracle.truffle.api.strings.TruffleString CLASS_NAME

PROTOTYPE_NAME

public static final com.oracle.truffle.api.strings.TruffleString PROTOTYPE_NAME

Method Details

create

public static JSFinalizationRegistryObject create(JSContext context,
 JSRealm realm,
 JSDynamicObject proto,
 JobCallback cleanupCallback)

createPrototype

public JSDynamicObject createPrototype(JSRealm realm,
 JSFunctionObject ctor)

Specified by:

createPrototype in interface JSConstructorFactory

makeInitialShape

public com.oracle.truffle.api.object.Shape makeInitialShape(JSContext context,
 JSDynamicObject prototype)

Overrides:

makeInitialShape in class JSClass

createConstructor

public static JSConstructor createConstructor(JSRealm realm)

getClassName

public com.oracle.truffle.api.strings.TruffleString getClassName()

Specified by:

getClassName in interface JSConstructorFactory

isJSFinalizationRegistry

public static boolean isJSFinalizationRegistry(Object obj)

getIntrinsicDefaultProto

public JSDynamicObject getIntrinsicDefaultProto(JSRealm realm)

Description copied from class: JSClass

Allows invokevirtual of this method instead of invokeinterface. Classes overriding this method should implement PrototypeSupplier.

Specified by:

getIntrinsicDefaultProto in interface PrototypeSupplier

Overrides:

getIntrinsicDefaultProto in class JSClass

See Also:

• PrototypeSupplier.getIntrinsicDefaultProto(JSRealm)

appendToCells

public static void appendToCells(JSFinalizationRegistryObject finalizationRegistry,
 Object target,
 Object holdings,
 Object unregisterToken)

removeFromCells

public static boolean removeFromCells(JSFinalizationRegistryObject finalizationRegistry,
 Object unregisterToken)

cleanupFinalizationRegistry

public static void cleanupFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry,
 Object callbackArg)

removeCellEmptyTarget

public static FinalizationRecord removeCellEmptyTarget(JSFinalizationRegistryObject finalizationRegistry)

hostCleanupFinalizationRegistry

public static void hostCleanupFinalizationRegistry(JSFinalizationRegistryObject finalizationRegistry)

4.1.3 Execution and 4.1.4.1 HostCleanupFinalizationRegistry.