159 lines
9.3 KiB
C++
159 lines
9.3 KiB
C++
/*
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* Copyright (C) 2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY CANON INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CANON INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "JSDOMBinding.h"
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#include "JSDOMConvert.h"
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#include <JavaScriptCore/BuiltinNames.h>
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#include <JavaScriptCore/CommonIdentifiers.h>
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namespace WebCore {
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WEBCORE_EXPORT std::pair<bool, std::reference_wrapper<JSC::JSObject>> getBackingMap(JSC::JSGlobalObject&, JSC::JSObject& mapLike);
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WEBCORE_EXPORT JSC::JSValue forwardAttributeGetterToBackingMap(JSC::JSGlobalObject&, JSC::JSObject&, const JSC::Identifier&);
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WEBCORE_EXPORT JSC::JSValue forwardFunctionCallToBackingMap(JSC::JSGlobalObject&, JSC::CallFrame&, JSC::JSObject&, const JSC::Identifier&);
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WEBCORE_EXPORT JSC::JSValue forwardForEachCallToBackingMap(JSDOMGlobalObject&, JSC::CallFrame&, JSC::JSObject&);
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WEBCORE_EXPORT void clearBackingMap(JSC::JSGlobalObject&, JSC::JSObject&);
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WEBCORE_EXPORT void setToBackingMap(JSC::JSGlobalObject&, JSC::JSObject&, JSC::JSValue, JSC::JSValue);
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template<typename WrapperClass> JSC::JSValue forwardSizeToMapLike(JSC::JSGlobalObject&, WrapperClass&);
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template<typename WrapperClass> JSC::JSValue forwardEntriesToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&);
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template<typename WrapperClass> JSC::JSValue forwardKeysToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&);
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template<typename WrapperClass> JSC::JSValue forwardValuesToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&);
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template<typename WrapperClass> JSC::JSValue forwardClearToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&);
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template<typename WrapperClass, typename Callback> JSC::JSValue forwardForEachToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, Callback&&);
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardGetToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&);
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardHasToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&);
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template<typename WrapperClass, typename ItemType, typename ValueType> JSC::JSValue forwardSetToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&, ValueType&&);
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardDeleteToMapLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&);
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class DOMMapAdapter {
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public:
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DOMMapAdapter(JSC::JSGlobalObject&, JSC::JSObject&);
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template<typename IDLKeyType, typename IDLValueType> void set(typename IDLKeyType::ParameterType, typename IDLValueType::ParameterType);
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void clear();
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private:
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JSC::JSGlobalObject& m_lexicalGlobalObject;
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JSC::JSObject& m_backingMap;
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};
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inline DOMMapAdapter::DOMMapAdapter(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& backingMap)
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: m_lexicalGlobalObject(lexicalGlobalObject)
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, m_backingMap(backingMap)
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{
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}
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template<typename IDLKeyType, typename IDLValueType>
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void DOMMapAdapter::set(typename IDLKeyType::ParameterType key, typename IDLValueType::ParameterType value)
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{
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JSC::JSLockHolder locker(&m_lexicalGlobalObject);
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auto jsKey = toJS<IDLKeyType>(m_lexicalGlobalObject, *JSC::jsCast<JSDOMGlobalObject*>(&m_lexicalGlobalObject), std::forward<typename IDLKeyType::ParameterType>(key));
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auto jsValue = toJS<IDLValueType>(m_lexicalGlobalObject, *JSC::jsCast<JSDOMGlobalObject*>(&m_lexicalGlobalObject), std::forward<typename IDLValueType::ParameterType>(value));
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setToBackingMap(m_lexicalGlobalObject, m_backingMap, jsKey, jsValue);
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}
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template<typename WrapperClass> JSC::JSObject& getAndInitializeBackingMap(JSC::JSGlobalObject& lexicalGlobalObject, WrapperClass& mapLike)
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{
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auto pair = getBackingMap(lexicalGlobalObject, mapLike);
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if (pair.first) {
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DOMMapAdapter adapter { lexicalGlobalObject, pair.second.get() };
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mapLike.wrapped().initializeMapLike(adapter);
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}
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return pair.second.get();
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}
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template<typename WrapperClass> JSC::JSValue forwardSizeToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, WrapperClass& mapLike)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardAttributeGetterToBackingMap(lexicalGlobalObject, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->size);
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}
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template<typename WrapperClass> JSC::JSValue forwardEntriesToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->builtinNames().entriesPublicName());
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}
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template<typename WrapperClass> JSC::JSValue forwardKeysToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->builtinNames().keysPublicName());
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}
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template<typename WrapperClass> JSC::JSValue forwardValuesToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->builtinNames().valuesPublicName());
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}
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template<typename WrapperClass> JSC::JSValue forwardClearToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike)
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{
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mapLike.wrapped().clear();
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->clear);
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}
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template<typename WrapperClass, typename Callback> JSC::JSValue forwardForEachToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike, Callback&&)
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{
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getAndInitializeBackingMap(lexicalGlobalObject, mapLike);
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return forwardForEachCallToBackingMap(*JSC::jsCast<JSDOMGlobalObject*>(&lexicalGlobalObject), callFrame, mapLike);
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}
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardGetToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike, ItemType&&)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->builtinNames().getPublicName());
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}
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardHasToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike, ItemType&&)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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return forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->builtinNames().hasPublicName());
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}
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template<typename WrapperClass, typename KeyType, typename ValueType> JSC::JSValue forwardSetToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike, KeyType&& key, ValueType&& value)
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{
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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mapLike.wrapped().setFromMapLike(std::forward<KeyType>(key), std::forward<ValueType>(value));
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forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->set);
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return &mapLike;
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}
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template<typename WrapperClass, typename ItemType> JSC::JSValue forwardDeleteToMapLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& mapLike, ItemType&& item)
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{
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auto isDeleted = mapLike.wrapped().remove(std::forward<ItemType>(item));
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UNUSED_PARAM(isDeleted);
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auto& vm = JSC::getVM(&lexicalGlobalObject);
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auto result = forwardFunctionCallToBackingMap(lexicalGlobalObject, callFrame, getAndInitializeBackingMap(lexicalGlobalObject, mapLike), vm.propertyNames->deleteKeyword);
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ASSERT_UNUSED(result, result.asBoolean() == isDeleted);
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return result;
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}
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}
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