lmdbal/serializer_qstring.hpp

59 lines
1.5 KiB
C++

// Squawk messenger.
// Copyright (C) 2019 Yury Gubich <blue@macaw.me>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef CORE_DATABASE_SERIALIZER_QSTRING_HPP
#define CORE_DATABASE_SERIALIZER_QSTRING_HPP
#include <QString>
#include <QByteArray>
template<>
class DataBase::Serializer<QString>
{
public:
Serializer():value() {};
Serializer(const QString& p_value):value(p_value.toUtf8()) {};
~Serializer() {};
QString deserialize(const MDB_val& data) {
value = QByteArray((char*)data.mv_data, data.mv_size);
return QString::fromUtf8(value);
};
MDB_val setData(const QString& data) {
value = data.toUtf8();
return getData();
};
MDB_val getData() {
MDB_val result;
result.mv_data = value.data();
result.mv_size = value.size();
return result;
};
void clear() {}; //not possible;
private:
QByteArray value;
};
#endif //CORE_DATABASE_SERIALIZER_QSTRING_HPP