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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#ifndef CLANGBACKEND_MESSAGEENVELOP_H
#define CLANGBACKEND_MESSAGEENVELOP_H
#include "clangbackendipc_global.h"
#include <QByteArray>
#include <QDataStream>
namespace ClangBackEnd {
class MessageEnvelop
{
public:
MessageEnvelop() = default;
template <class Message>
MessageEnvelop(const Message &message)
: messageType_(MessageTrait<Message>::enumeration)
{
QDataStream stream(&data, QIODevice::WriteOnly);
stream << message;
}
template <class Message>
Message message() const
{
Message message;
QDataStream stream(&data, QIODevice::ReadOnly);
stream >> message;
return message;
}
MessageType messageType() const
{
return messageType_;
}
bool isValid() const
{
return messageType_ != MessageType::InvalidMessage;
}
friend
QDataStream &operator >>(QDataStream& in, MessageType& messageType)
{
quint32 messageTypeAsInt;
in >> messageTypeAsInt;
messageType = MessageType(messageTypeAsInt);
return in;
}
friend
QDataStream &operator<<(QDataStream &out, const MessageEnvelop &messageEnvelop)
{
out << reinterpret_cast<const quint8&>(messageEnvelop.messageType_);
out << messageEnvelop.data;
return out;
}
friend
QDataStream &operator>>(QDataStream &in, MessageEnvelop &messageEnvelop)
{
in >> reinterpret_cast<quint8&>(messageEnvelop.messageType_);
in >> messageEnvelop.data;
return in;
}
friend
bool operator==(const MessageEnvelop &first, const MessageEnvelop &second)
{
return first.messageType_ == second.messageType_
&& first.data == second.data;
}
private:
mutable QByteArray data;
MessageType messageType_ = MessageType::InvalidMessage;
};
} // namespace ClangBackEnd
#endif // CLANGBACKEND_MESSAGEENVELOP_H
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