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https://gitee.com/openharmony/arkcompiler_ets_runtime
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297e669763
Signed-off-by: hjzhangcm <zhanghaijun20@huawei.com> Change-Id: I3c156fc6d4b84ec14ec568c1ba36dda9aea34748
100 lines
3.6 KiB
C++
100 lines
3.6 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ecmascript/js_weak_container.h"
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#include "ecmascript/js_tagged_value.h"
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#include "ecmascript/linked_hash_table.h"
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#include "ecmascript/object_factory.h"
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#include "libpandabase/utils/bit_utils.h"
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namespace panda::ecmascript {
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void JSWeakMap::Set(JSThread *thread, const JSHandle<JSWeakMap> &map, const JSHandle<JSTaggedValue> &key,
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const JSHandle<JSTaggedValue> &value)
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{
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[[maybe_unused]] EcmaHandleScope handleScope(thread);
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if (!LinkedHashMap::IsKey(JSTaggedValue(key.GetTaggedValue().CreateAndGetWeakRef()))) {
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THROW_TYPE_ERROR(thread, "the value must be Key of JSMap");
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}
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JSHandle<LinkedHashMap> mapHandle(thread, LinkedHashMap::Cast(map->GetLinkedMap().GetTaggedObject()));
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JSHandle<LinkedHashMap> newMap = LinkedHashMap::SetWeakRef(thread, mapHandle, key, value);
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map->SetLinkedMap(thread, newMap);
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}
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bool JSWeakMap::Delete(JSThread *thread, const JSHandle<JSWeakMap> &map, const JSHandle<JSTaggedValue> &key)
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{
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JSHandle<LinkedHashMap> mapHandle(thread, LinkedHashMap::Cast(map->GetLinkedMap().GetTaggedObject()));
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int entry = mapHandle->FindElement(key.GetTaggedValue());
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if (entry == -1) {
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return false;
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}
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mapHandle->RemoveEntry(thread, entry);
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JSHandle<LinkedHashMap> newMap = LinkedHashMap::Shrink(thread, mapHandle);
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map->SetLinkedMap(thread, newMap);
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return true;
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}
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bool JSWeakMap::Has(JSTaggedValue key) const
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{
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return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->Has(key);
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}
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JSTaggedValue JSWeakMap::Get(JSTaggedValue key) const
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{
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return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->Get(key);
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}
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int JSWeakMap::GetSize() const
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{
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return LinkedHashMap::Cast(GetLinkedMap().GetTaggedObject())->NumberOfElements();
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}
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void JSWeakSet::Add(JSThread *thread, const JSHandle<JSWeakSet> &weakSet, const JSHandle<JSTaggedValue> &value)
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{
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if (!LinkedHashSet::IsKey(value.GetTaggedValue())) {
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THROW_TYPE_ERROR(thread, "the value must be Key of JSWeakSet");
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}
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JSHandle<LinkedHashSet> weakSetHandle(thread, LinkedHashSet::Cast(weakSet->GetLinkedSet().GetTaggedObject()));
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JSHandle<LinkedHashSet> newSet = LinkedHashSet::AddWeakRef(thread, weakSetHandle, value);
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weakSet->SetLinkedSet(thread, newSet);
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}
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bool JSWeakSet::Delete(JSThread *thread, const JSHandle<JSWeakSet> &weakSet, const JSHandle<JSTaggedValue> &value)
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{
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JSHandle<LinkedHashSet> weakSetHandle(thread, LinkedHashSet::Cast(weakSet->GetLinkedSet().GetTaggedObject()));
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int entry = weakSetHandle->FindElement(value.GetTaggedValue());
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if (entry == -1) {
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return false;
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}
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weakSetHandle->RemoveEntry(thread, entry);
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JSHandle<LinkedHashSet> newSet = LinkedHashSet::Shrink(thread, weakSetHandle);
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weakSet->SetLinkedSet(thread, newSet);
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return true;
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}
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bool JSWeakSet::Has(JSTaggedValue value) const
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{
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return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->Has(value);
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}
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int JSWeakSet::GetSize() const
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{
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return LinkedHashSet::Cast(GetLinkedSet().GetTaggedObject())->NumberOfElements();
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}
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} // namespace panda::ecmascript
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