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/*
* Copyright (C) 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "IDBGetAllResult.h"
#if ENABLE(INDEXED_DATABASE)
#include <wtf/HashSet.h>
namespace WebCore {
template<typename T> void isolatedCopyOfVariant(const WTF::Variant<Vector<IDBKeyData>, Vector<IDBValue>, std::nullptr_t>& source, WTF::Variant<Vector<IDBKeyData>, Vector<IDBValue>, std::nullptr_t>& target)
{
target = Vector<T>();
auto& sourceVector = WTF::get<Vector<T>>(source);
auto& targetVector = WTF::get<Vector<T>>(target);
targetVector.reserveInitialCapacity(sourceVector.size());
for (auto& element : sourceVector)
targetVector.uncheckedAppend(element.isolatedCopy());
}
IDBGetAllResult::IDBGetAllResult(const IDBGetAllResult& that, IsolatedCopyTag)
{
isolatedCopy(that, *this);
}
IDBGetAllResult IDBGetAllResult::isolatedCopy() const
{
return { *this, IsolatedCopy };
}
void IDBGetAllResult::isolatedCopy(const IDBGetAllResult& source, IDBGetAllResult& destination)
{
destination.m_type = source.m_type;
if (WTF::holds_alternative<std::nullptr_t>(source.m_results))
return;
switch (source.m_type) {
case IndexedDB::GetAllType::Keys:
isolatedCopyOfVariant<IDBKeyData>(source.m_results, destination.m_results);
break;
case IndexedDB::GetAllType::Values:
isolatedCopyOfVariant<IDBValue>(source.m_results, destination.m_results);
break;
}
}
void IDBGetAllResult::addKey(IDBKeyData&& key)
{
ASSERT(m_type == IndexedDB::GetAllType::Keys);
ASSERT(WTF::holds_alternative<Vector<IDBKeyData>>(m_results));
WTF::get<Vector<IDBKeyData>>(m_results).append(WTFMove(key));
}
void IDBGetAllResult::addValue(IDBValue&& value)
{
ASSERT(m_type == IndexedDB::GetAllType::Values);
ASSERT(WTF::holds_alternative<Vector<IDBValue>>(m_results));
WTF::get<Vector<IDBValue>>(m_results).append(WTFMove(value));
}
const Vector<IDBKeyData>& IDBGetAllResult::keys() const
{
ASSERT(m_type == IndexedDB::GetAllType::Keys);
ASSERT(WTF::holds_alternative<Vector<IDBKeyData>>(m_results));
return WTF::get<Vector<IDBKeyData>>(m_results);
}
const Vector<IDBValue>& IDBGetAllResult::values() const
{
ASSERT(m_type == IndexedDB::GetAllType::Values);
ASSERT(WTF::holds_alternative<Vector<IDBValue>>(m_results));
return WTF::get<Vector<IDBValue>>(m_results);
}
Vector<String> IDBGetAllResult::allBlobFilePaths() const
{
ASSERT(m_type == IndexedDB::GetAllType::Values);
HashSet<String> pathSet;
for (auto& value : WTF::get<Vector<IDBValue>>(m_results)) {
for (auto& path : value.blobFilePaths())
pathSet.add(path);
}
Vector<String> paths;
copyToVector(pathSet, paths);
return paths;
}
} // namespace WebCore
#endif // ENABLE(INDEXED_DATABASE)
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