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/*
* Copyright (C) 2015 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 "IndexKey.h"
#include <wtf/CrossThreadCopier.h>
namespace WebCore {
IndexKey::IndexKey() = default;
IndexKey::IndexKey(Data&& keys)
: m_keys(WTFMove(keys))
{
}
IndexKey IndexKey::isolatedCopy() const &
{
return { crossThreadCopy(m_keys) };
}
IndexKey IndexKey::isolatedCopy() &&
{
return { crossThreadCopy(WTFMove(m_keys)) };
}
IDBKeyData IndexKey::asOneKey() const
{
return WTF::switchOn(m_keys, [](std::nullptr_t) {
return IDBKeyData { };
}, [](const IDBKeyData& keyData) {
return keyData;
}, [](const Vector<IDBKeyData>& keyDataVector) {
IDBKeyData result;
result.setArrayValue(keyDataVector);
return result;
});
}
Vector<IDBKeyData> IndexKey::multiEntry() const
{
Vector<IDBKeyData> multiEntry;
WTF::switchOn(m_keys, [](std::nullptr_t) {
}, [&](const IDBKeyData& keyData) {
if (keyData.isValid())
multiEntry.append(keyData);
}, [&](const Vector<IDBKeyData>& keyDataVector) {
for (auto& key : keyDataVector) {
if (!key.isValid())
continue;
bool skip = false;
for (auto& otherKey : multiEntry) {
if (key == otherKey) {
skip = true;
break;
}
}
if (!skip)
multiEntry.append(key);
}
});
return multiEntry;
}
} // namespace WebCore
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