ConnectionState.h

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/*
 * Copyright (C) 2006-2020 Istituto Italiano di Tecnologia (IIT)
 * All rights reserved.
 *
 * This software may be modified and distributed under the terms of the
 * BSD-3-Clause license. See the accompanying LICENSE file for details.
 */
 
#ifndef YARP_OS_CONNECTIONSTATE_H
#define YARP_OS_CONNECTIONSTATE_H
 
#include <yarp/os/api.h>
 
#include <string>
 
namespace yarp {
namespace os {
 
class Connection;
class InputStream;
class OutputStream;
class Portable;
class Route;
class TwoWayStream;
class Contactable;
 
class YARP_os_API ConnectionState
{
public:
    virtual ~ConnectionState();
 
    virtual const Route& getRoute() const = 0;
 
    virtual void setRoute(const Route& route) = 0;
 
    virtual OutputStream& getOutputStream() = 0;
 
    virtual InputStream& getInputStream() = 0;
 
    virtual Connection& getConnection() = 0;
 
    virtual void setRemainingLength(int len) = 0;
 
    virtual std::string getSenderSpecifier() const = 0;
 
    virtual TwoWayStream& getStreams() = 0;
 
    virtual void takeStreams(TwoWayStream* streams) = 0;
 
    virtual TwoWayStream* giveStreams() = 0;
 
    virtual void setReference(yarp::os::Portable* ref) = 0;
 
    virtual bool checkStreams() const = 0;
 
    virtual Contactable* getContactable() const = 0;
 
    OutputStream& os()
    {
        return getOutputStream();
    }
 
    InputStream& is()
    {
        return getInputStream();
    }
 
    virtual const std::string& getEnvelope() const = 0;
};
 
 
} // namespace os
} // namespace yarp
 
#endif // YARP_OS_CONNECTIONSTATE_H