Class JSTypedArrayObject

java.lang.Object

com.oracle.truffle.api.object.DynamicObject

com.oracle.truffle.js.runtime.objects.JSDynamicObject

com.oracle.truffle.js.runtime.objects.JSObject

com.oracle.truffle.js.runtime.objects.JSClassObject

com.oracle.truffle.js.runtime.objects.JSNonProxyObject

com.oracle.truffle.js.runtime.builtins.JSArrayBufferViewBase

com.oracle.truffle.js.runtime.builtins.JSTypedArrayObject

All Implemented Interfaces:

com.oracle.truffle.api.interop.TruffleObject

public final class JSTypedArrayObject
extends JSArrayBufferViewBase

Nested Class Summary

Nested classes/interfaces inherited from class JSDynamicObject

JSDynamicObject.IsIdenticalOrUndefined, JSDynamicObject.ToBoolean, JSDynamicObject.ToNumber, JSDynamicObject.ToString

Nested classes/interfaces inherited from class com.oracle.truffle.api.object.DynamicObject

com.oracle.truffle.api.object.DynamicObject.DynamicField

Field Summary

Fields inherited from class JSArrayBufferViewBase

AUTO_LENGTH

Fields inherited from class JSObject

CONSTRUCTOR, EMPTY_STRING_ARRAY, GET_PROTO_NAME, HIDDEN_PROTO, NO_SUCH_METHOD_NAME, NO_SUCH_PROPERTY_NAME, PROTO, PROTOTYPE, SET_PROTO_NAME

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JSTypedArrayObject(com.oracle.truffle.api.object.Shape shape, JSDynamicObject proto, TypedArray arrayType, JSArrayBufferObject arrayBuffer, int length, int offset)

Method Summary

Modifier and Type	Method	Description
static JSTypedArrayObject	create(com.oracle.truffle.api.object.Shape shape, JSDynamicObject proto, TypedArray arrayType, JSArrayBufferObject arrayBuffer, int length, int offset)
long	getArraySize(com.oracle.truffle.api.interop.InteropLibrary self)
TypedArray	getArrayType()
int	getByteLength()
com.oracle.truffle.api.strings.TruffleString	getClassName()	The [[Class]] internal property.
int	getLength()
int	getLengthFixed()
Object	getMembers(boolean includeInternal, com.oracle.truffle.api.interop.InteropLibrary self)
boolean	hasArrayElements()
boolean	isArrayElementInsertable(long index)
boolean	isArrayElementReadable(long index, com.oracle.truffle.api.interop.InteropLibrary thisLibrary)
boolean	isFixedLength()	Abstract operation IsTypedArrayFixedLength( O ).
boolean	preventExtensions(boolean doThrow)	[[PreventExtensions]] ().
Object	readArrayElement(long index, com.oracle.truffle.api.interop.InteropLibrary self, ReadElementNode readNode, ExportValueNode exportNode)
boolean	setIntegrityLevel(boolean freeze, boolean doThrow)	SetIntegrityLevel(O, level).
boolean	testIntegrityLevel(boolean frozen)	TestIntegrityLevel(O, level).
com.oracle.truffle.api.strings.TruffleString	toDisplayStringImpl(boolean allowSideEffects, ToDisplayStringFormat format, int depth)	A more informative toString variant, mainly used for error messages.
void	writeArrayElement(long index, Object value, ImportValueNode castValueNode, WriteElementNode writeNode, com.oracle.truffle.api.interop.InteropLibrary self)

Methods inherited from class JSArrayBufferViewBase

getArrayBuffer, getByteOffset, hasAutoLength

Methods inherited from class JSNonProxyObject

getMetaObject, getMetaObjectImpl, hasMetaObject, isExtensible

Methods inherited from class JSClassObject

defineOwnProperty, delete, delete, getHelper, getHelper, getMethodHelper, getOwnHelper, getOwnHelper, getOwnProperty, getOwnPropertyKeys, getPrototypeOf, hasOnlyShapeProperties, hasOwnProperty, hasOwnProperty, hasProperty, hasProperty, set, set, setPrototypeOf

Methods inherited from class JSObject

copyWithoutProperties, defaultToString, defineOwnProperty, defineOwnProperty, delete, delete, delete, delete, delete, delete, enumerableOwnNames, filterEnumerableNames, get, get, get, get, getArray, getBuiltinToStringTag, getClassName, getIterator, getJSClass, getJSContext, getLanguage, getMembers, getMethod, getMethod, getOrDefault, getOrDefault, getOrDefault, getOrDefault, getOwnProperty, getOwnProperty, getPrototype, getPrototype, getUncachedRead, getUncachedWrite, getWithReceiver, hasArray, hasIterator, hasLanguage, hasMemberReadSideEffects, hasMembers, hasMemberWriteSideEffects, hasOwnProperty, hasOwnProperty, hasOwnProperty, hasOwnProperty, hasProperty, hasProperty, hasProperty, hasProperty, invokeMember, isExtensible, isExtensible, isJSObject, isMemberInsertable, isMemberInvocable, isMemberModifiable, isMemberReadable, isMemberRemovable, language, ordinaryToPrimitive, ownPropertyKeys, ownPropertyKeys, readMember, removeMember, set, set, set, set, setArray, setPrototype, setPrototype, setWithReceiver, setWithReceiver, toDisplayString, toPrimitive, toPrimitive, writeMember

Methods inherited from class JSDynamicObject

defaultToString, getDynamicType, getJSClass, getJSContext, getJSSharedData, getObjectFlags, getOrDefault, getOrNull, getPropertyArray, getPropertyFlags, getValue, getValue, identityHashCode, isJSDynamicObject, ownPropertyKeys, setJSClass, setObjectFlags, setPropertyFlags, testProperties, updatePropertyFlags

Methods inherited from class com.oracle.truffle.api.object.DynamicObject

clone, getShape

Methods inherited from class Object

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

Constructor Details

JSTypedArrayObject

protected JSTypedArrayObject(com.oracle.truffle.api.object.Shape shape,
 JSDynamicObject proto,
 TypedArray arrayType,
 JSArrayBufferObject arrayBuffer,
 int length,
 int offset)

Method Details

getArrayType

public TypedArray getArrayType()

getLengthFixed

public int getLengthFixed()

getLength

public int getLength()

getByteLength

public int getByteLength()

create

public static JSTypedArrayObject create(com.oracle.truffle.api.object.Shape shape,
 JSDynamicObject proto,
 TypedArray arrayType,
 JSArrayBufferObject arrayBuffer,
 int length,
 int offset)

getClassName

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

Description copied from class: JSDynamicObject

The [[Class]] internal property. For ES5, this is the second part of what Object.prototype.toString.call(myObj) returns, e.g. "[object Array]".

Overrides:

getClassName in class JSNonProxyObject

getMembers

public Object getMembers(boolean includeInternal,
 com.oracle.truffle.api.interop.InteropLibrary self)

hasArrayElements

public boolean hasArrayElements()

getArraySize

public long getArraySize(com.oracle.truffle.api.interop.InteropLibrary self)

readArrayElement

public Object readArrayElement(long index,
 com.oracle.truffle.api.interop.InteropLibrary self,
 ReadElementNode readNode,
 ExportValueNode exportNode)
                        throws com.oracle.truffle.api.interop.InvalidArrayIndexException,
com.oracle.truffle.api.interop.UnsupportedMessageException

Throws:

com.oracle.truffle.api.interop.InvalidArrayIndexException

com.oracle.truffle.api.interop.UnsupportedMessageException

isArrayElementReadable

public boolean isArrayElementReadable(long index,
 com.oracle.truffle.api.interop.InteropLibrary thisLibrary)

writeArrayElement

public void writeArrayElement(long index,
 Object value,
 ImportValueNode castValueNode,
 WriteElementNode writeNode,
 com.oracle.truffle.api.interop.InteropLibrary self)
                       throws com.oracle.truffle.api.interop.InvalidArrayIndexException,
com.oracle.truffle.api.interop.UnsupportedMessageException

Throws:

com.oracle.truffle.api.interop.InvalidArrayIndexException

com.oracle.truffle.api.interop.UnsupportedMessageException

isArrayElementInsertable

public boolean isArrayElementInsertable(long index)

testIntegrityLevel

public boolean testIntegrityLevel(boolean frozen)

Description copied from class: JSDynamicObject

TestIntegrityLevel(O, level).

Overrides:

testIntegrityLevel in class JSNonProxyObject

setIntegrityLevel

public boolean setIntegrityLevel(boolean freeze,
 boolean doThrow)

Description copied from class: JSDynamicObject

SetIntegrityLevel(O, level).

Overrides:

setIntegrityLevel in class JSNonProxyObject

isFixedLength

public boolean isFixedLength()

Abstract operation IsTypedArrayFixedLength( O ).

preventExtensions

public boolean preventExtensions(boolean doThrow)

Description copied from class: JSDynamicObject

[[PreventExtensions]] ().

Overrides:

preventExtensions in class JSNonProxyObject

toDisplayStringImpl

public com.oracle.truffle.api.strings.TruffleString toDisplayStringImpl(boolean allowSideEffects,
 ToDisplayStringFormat format,
 int depth)

Description copied from class: JSDynamicObject

A more informative toString variant, mainly used for error messages.

Overrides:

toDisplayStringImpl in class JSNonProxyObject

Parameters:

format - formatting parameters

depth - current nesting depth