com.oracle.truffle.js.runtime.objects

Class JSObjectUtil

java.lang.Object

com.oracle.truffle.js.runtime.objects.JSObjectUtil

public final class JSObjectUtil
extends Object

See Also:

DynamicObject

Method Summary

Modifier and Type	Method and Description
static Map<Object,Object>	archive(com.oracle.truffle.api.object.DynamicObject obj)
static void	changePropertyFlags(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, int flags)
static <T> T	checkForNoSuchPropertyOrMethod(JSContext context, T key)
static <T extends com.oracle.truffle.api.object.DynamicObject> T	copyProperties(T target, com.oracle.truffle.api.object.DynamicObject source)
static com.oracle.truffle.api.object.DynamicObjectLibrary	createCached(Object key, com.oracle.truffle.api.object.DynamicObject obj)
static com.oracle.truffle.api.object.DynamicObjectLibrary	createDispatched(Object key)
static com.oracle.truffle.api.object.DynamicObjectLibrary	createDispatched(Object key, int limit)
static com.oracle.truffle.api.object.DynamicObject	createOrdinaryPrototypeObject(JSRealm realm)
static com.oracle.truffle.api.object.DynamicObject	createOrdinaryPrototypeObject(JSRealm realm, com.oracle.truffle.api.object.DynamicObject prototype)
static com.oracle.truffle.api.object.DynamicObject	createSymbolSpeciesGetterFunction(JSRealm realm)
static void	defineAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Accessor accessor, int flags)
static void	defineDataProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Object value, int flags)
static void	defineDataProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Object value, int flags)
static void	defineProxyProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, PropertyProxy proxy, int flags)
static String	formatToString(String object) Formats JSDynamicObject.defaultToString(), by default returns "[object ...]".
static Object	getHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj, Object key)
static com.oracle.truffle.api.object.Shape	getProtoChildShape(com.oracle.truffle.api.object.DynamicObject obj, JSClass jsclass, JSContext context) Get or create a prototype child shape inheriting from this object, migrating the object to a unique shape in the process.
static com.oracle.truffle.api.object.Shape	getProtoChildShape(com.oracle.truffle.api.object.DynamicObject obj, JSClass jsclass, JSContext context, com.oracle.truffle.api.profiles.BranchProfile branchProfile)
static JSDynamicObject	getPrototype(com.oracle.truffle.api.object.DynamicObject thisObj)
static boolean	hasHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj, Object key)
static boolean	isNoSuchPropertyOrMethod(Object key)
static boolean	isValidPrototype(Object proto)
static void	putAccessorProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Accessor accessor, int flags)
static void	putAccessorProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, com.oracle.truffle.api.object.DynamicObject getter, com.oracle.truffle.api.object.DynamicObject setter, int flags)
static void	putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Accessor accessor)
static void	putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Accessor accessor, int flags)
static void	putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, com.oracle.truffle.api.object.DynamicObject getter, com.oracle.truffle.api.object.DynamicObject setter)
static void	putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, com.oracle.truffle.api.object.DynamicObject getter, com.oracle.truffle.api.object.DynamicObject setter, int flags)
static void	putConstructorProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject prototype, com.oracle.truffle.api.object.DynamicObject constructor)
static void	putConstructorPrototypeProperty(JSContext ctx, com.oracle.truffle.api.object.DynamicObject constructor, com.oracle.truffle.api.object.DynamicObject prototype)
static void	putDataProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object name, Object value, int flags)
static void	putDataProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Object value, int flags)
static void	putDataProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, String name, Object value)
static void	putDeclaredDataProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Object value, int flags)
static void	putFunctionsFromContainer(JSRealm realm, com.oracle.truffle.api.object.DynamicObject thisObj, JSBuiltinsContainer container)
static void	putHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj, Object key, Object value)
static void	putOrSetDataProperty(JSContext context, com.oracle.truffle.api.object.DynamicObject thisObj, Object key, Object value, int flags)
static JSPrototypeData	putPrototypeData(com.oracle.truffle.api.object.DynamicObject obj)
static void	putProxyProperty(com.oracle.truffle.api.object.DynamicObject thisObj, Object key, PropertyProxy proxy, int flags)
static void	putToStringTag(com.oracle.truffle.api.object.DynamicObject prototype, String toStringTag)
static void	setOrVerifyPrototype(JSContext context, com.oracle.truffle.api.object.DynamicObject obj, com.oracle.truffle.api.object.DynamicObject prototype)
static void	setPrototypeImpl(com.oracle.truffle.api.object.DynamicObject object, com.oracle.truffle.api.object.DynamicObject newPrototype)
static com.oracle.truffle.api.object.Shape	shapeDefineDataProperty(JSContext context, com.oracle.truffle.api.object.Shape shape, Object key, Object value, int flags)
static com.oracle.truffle.api.object.Shape	shapeDefineDeclaredDataProperty(JSContext context, com.oracle.truffle.api.object.Shape shape, Object key, Object value, int flags)

Methods inherited from class java.lang.Object

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

Method Detail

formatToString

public static String formatToString(String object)

Formats JSDynamicObject.defaultToString(), by default returns "[object ...]".

Parameters:

object - object to be used

Returns:

"[object ...]" by default

createOrdinaryPrototypeObject

public static com.oracle.truffle.api.object.DynamicObject createOrdinaryPrototypeObject(JSRealm realm)

createOrdinaryPrototypeObject

public static com.oracle.truffle.api.object.DynamicObject createOrdinaryPrototypeObject(JSRealm realm,
                                                                                        com.oracle.truffle.api.object.DynamicObject prototype)

setOrVerifyPrototype

public static void setOrVerifyPrototype(JSContext context,
                                        com.oracle.truffle.api.object.DynamicObject obj,
                                        com.oracle.truffle.api.object.DynamicObject prototype)

isValidPrototype

public static boolean isValidPrototype(Object proto)

shapeDefineDataProperty

public static com.oracle.truffle.api.object.Shape shapeDefineDataProperty(JSContext context,
                                                                          com.oracle.truffle.api.object.Shape shape,
                                                                          Object key,
                                                                          Object value,
                                                                          int flags)

shapeDefineDeclaredDataProperty

public static com.oracle.truffle.api.object.Shape shapeDefineDeclaredDataProperty(JSContext context,
                                                                                  com.oracle.truffle.api.object.Shape shape,
                                                                                  Object key,
                                                                                  Object value,
                                                                                  int flags)

putDataProperty

public static void putDataProperty(JSContext context,
                                   com.oracle.truffle.api.object.DynamicObject thisObj,
                                   Object key,
                                   Object value,
                                   int flags)

putDataProperty

public static void putDataProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                   Object name,
                                   Object value,
                                   int flags)

defineDataProperty

public static void defineDataProperty(JSContext context,
                                      com.oracle.truffle.api.object.DynamicObject thisObj,
                                      Object key,
                                      Object value,
                                      int flags)

defineDataProperty

public static void defineDataProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                      Object key,
                                      Object value,
                                      int flags)

putOrSetDataProperty

public static void putOrSetDataProperty(JSContext context,
                                        com.oracle.truffle.api.object.DynamicObject thisObj,
                                        Object key,
                                        Object value,
                                        int flags)

defineAccessorProperty

public static void defineAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                          Object key,
                                          Accessor accessor,
                                          int flags)

defineProxyProperty

public static void defineProxyProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                       Object key,
                                       PropertyProxy proxy,
                                       int flags)

changePropertyFlags

public static void changePropertyFlags(com.oracle.truffle.api.object.DynamicObject thisObj,
                                       Object key,
                                       int flags)

putDataProperty

public static void putDataProperty(JSContext context,
                                   com.oracle.truffle.api.object.DynamicObject thisObj,
                                   String name,
                                   Object value)

putDeclaredDataProperty

public static void putDeclaredDataProperty(JSContext context,
                                           com.oracle.truffle.api.object.DynamicObject thisObj,
                                           Object key,
                                           Object value,
                                           int flags)

putConstructorProperty

public static void putConstructorProperty(JSContext context,
                                          com.oracle.truffle.api.object.DynamicObject prototype,
                                          com.oracle.truffle.api.object.DynamicObject constructor)

putConstructorPrototypeProperty

public static void putConstructorPrototypeProperty(JSContext ctx,
                                                   com.oracle.truffle.api.object.DynamicObject constructor,
                                                   com.oracle.truffle.api.object.DynamicObject prototype)

putToStringTag

public static void putToStringTag(com.oracle.truffle.api.object.DynamicObject prototype,
                                  String toStringTag)

putAccessorProperty

public static void putAccessorProperty(JSContext context,
                                       com.oracle.truffle.api.object.DynamicObject thisObj,
                                       Object key,
                                       com.oracle.truffle.api.object.DynamicObject getter,
                                       com.oracle.truffle.api.object.DynamicObject setter,
                                       int flags)

putAccessorProperty

public static void putAccessorProperty(JSContext context,
                                       com.oracle.truffle.api.object.DynamicObject thisObj,
                                       Object key,
                                       Accessor accessor,
                                       int flags)

putBuiltinAccessorProperty

public static void putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                              Object key,
                                              com.oracle.truffle.api.object.DynamicObject getter,
                                              com.oracle.truffle.api.object.DynamicObject setter)

putBuiltinAccessorProperty

public static void putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                              Object key,
                                              com.oracle.truffle.api.object.DynamicObject getter,
                                              com.oracle.truffle.api.object.DynamicObject setter,
                                              int flags)

putBuiltinAccessorProperty

public static void putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                              Object key,
                                              Accessor accessor,
                                              int flags)

putBuiltinAccessorProperty

public static void putBuiltinAccessorProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                              Object key,
                                              Accessor accessor)

putProxyProperty

public static void putProxyProperty(com.oracle.truffle.api.object.DynamicObject thisObj,
                                    Object key,
                                    PropertyProxy proxy,
                                    int flags)

getProtoChildShape

public static com.oracle.truffle.api.object.Shape getProtoChildShape(com.oracle.truffle.api.object.DynamicObject obj,
                                                                     JSClass jsclass,
                                                                     JSContext context)

Get or create a prototype child shape inheriting from this object, migrating the object to a unique shape in the process. Creating unique shapes should be avoided in the fast path.

getProtoChildShape

public static com.oracle.truffle.api.object.Shape getProtoChildShape(com.oracle.truffle.api.object.DynamicObject obj,
                                                                     JSClass jsclass,
                                                                     JSContext context,
                                                                     com.oracle.truffle.api.profiles.BranchProfile branchProfile)

putPrototypeData

public static JSPrototypeData putPrototypeData(com.oracle.truffle.api.object.DynamicObject obj)

archive

public static Map<Object,Object> archive(com.oracle.truffle.api.object.DynamicObject obj)

setPrototypeImpl

public static void setPrototypeImpl(com.oracle.truffle.api.object.DynamicObject object,
                                    com.oracle.truffle.api.object.DynamicObject newPrototype)

getPrototype

public static JSDynamicObject getPrototype(com.oracle.truffle.api.object.DynamicObject thisObj)

checkForNoSuchPropertyOrMethod

public static <T> T checkForNoSuchPropertyOrMethod(JSContext context,
                                                   T key)

isNoSuchPropertyOrMethod

public static boolean isNoSuchPropertyOrMethod(Object key)

createSymbolSpeciesGetterFunction

public static com.oracle.truffle.api.object.DynamicObject createSymbolSpeciesGetterFunction(JSRealm realm)

putFunctionsFromContainer

public static void putFunctionsFromContainer(JSRealm realm,
                                             com.oracle.truffle.api.object.DynamicObject thisObj,
                                             JSBuiltinsContainer container)

putHiddenProperty

public static void putHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj,
                                     Object key,
                                     Object value)

getHiddenProperty

public static Object getHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj,
                                       Object key)

hasHiddenProperty

public static boolean hasHiddenProperty(com.oracle.truffle.api.object.DynamicObject obj,
                                        Object key)

createCached

public static com.oracle.truffle.api.object.DynamicObjectLibrary createCached(Object key,
                                                                              com.oracle.truffle.api.object.DynamicObject obj)

createDispatched

public static com.oracle.truffle.api.object.DynamicObjectLibrary createDispatched(Object key,
                                                                                  int limit)

createDispatched

public static com.oracle.truffle.api.object.DynamicObjectLibrary createDispatched(Object key)

copyProperties

public static <T extends com.oracle.truffle.api.object.DynamicObject> T copyProperties(T target,
                                                                                       com.oracle.truffle.api.object.DynamicObject source)