serializer for QByteArray, method to read all records

serializer_qbytearray.hpp

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+// 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_QBYTEARRAY_HPP
+#define CORE_DATABASE_SERIALIZER_QBYTEARRAY_HPP
+
+#include <QByteArray>
+
+template<>
+class DataBase::Serializer<QByteArray>
+{
+public:
+    Serializer():value() {};
+    Serializer(const QByteArray& p_value):value(p_value) {};
+    ~Serializer() {};
+
+    QByteArray deserialize(const MDB_val& data) {
+        value.setRawData((char*)data.mv_data, data.mv_size);
+        return value;
+    };
+    MDB_val setData(const QByteArray& data) {
+        value = data;
+        return getData();
+    };
+    MDB_val getData() {
+        MDB_val result;
+        result.mv_data = value.data();
+        result.mv_size = value.size();
+        return result;
+    };
+    void clear() {
+        value.clear();
+    };
+
+private:
+    QByteArray value;
+};
+
+
+#endif //CORE_DATABASE_SERIALIZER_QBYTEARRAY_HPP
+
+
+
+