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/*
serverdevice.h
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2014 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Volker Krause <volker.krause@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#ifndef GAMMARAY_SERVERDEVICE_H
#define GAMMARAY_SERVERDEVICE_H
#include <QObject>
#include <QUrl>
QT_BEGIN_NAMESPACE
class QIODevice;
QT_END_NAMESPACE
namespace GammaRay {
/** Abstract base class for the actual transport implementation. */
class ServerDevice : public QObject
{
Q_OBJECT
public:
explicit ServerDevice(QObject *parent = nullptr);
~ServerDevice() override;
void setServerAddress(const QUrl &serverAddress);
virtual bool listen() = 0;
virtual bool isListening() const = 0;
virtual QString errorString() const = 0;
virtual QIODevice *nextPendingConnection() = 0;
/** An externally usable address of this server.
* This might be different from @p serverAddress as passed in the constructor.
*/
virtual QUrl externalAddress() const = 0;
static ServerDevice *create(const QUrl &serverAddress, QObject *parent = nullptr);
/** Broadcast the given message on an appropriate channel, if backend supports broadcasting. */
virtual void broadcast(const QByteArray &data);
signals:
void newConnection();
void externalAddressChanged();
protected:
QUrl m_address;
};
template<typename ServerT>
class ServerDeviceImpl : public ServerDevice
{
public:
explicit inline ServerDeviceImpl(QObject *parent = nullptr)
: ServerDevice(parent)
, m_server(nullptr)
{
}
~ServerDeviceImpl() override = default;
QString errorString() const override
{
return m_server->errorString();
}
QIODevice *nextPendingConnection() override
{
Q_ASSERT(m_server->hasPendingConnections());
return m_server->nextPendingConnection();
}
protected:
ServerT *m_server;
};
}
#endif // GAMMARAY_SERVERDEVICE_H
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