tcp_connection.h

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// Based on "Design Patterns: Elements of Reusable Object-Oriented Software"
// book by Erich Gamma, John Vlissides, Ralph Johnson, and Richard Helm 
//
// Created by Bartosz Rachwal. The National Institute of Advanced Industrial Science and Technology, Japan.

#ifndef OPERATIONAL_STATE_TCP_CONNECTION_H_
#define OPERATIONAL_STATE_TCP_CONNECTION_H_

#include "tcp_octet_stream.h"

#include <string>

namespace operational
{
namespace state
{
class TcpConnection
{
    public:
    TcpConnection();

    static TcpConnection *CreateConnection();

    void ActiveOpen();
    void PassiveOpen();
    void Close();

    void Send();
    void Acknowledge();
    void Synchronize();

    void ProcessOctet(TcpOctetStream*);

    std::string Info() const;

    private:
    friend class TcpState;
    void ChangeState(TcpState*);

    TcpState* state_;
};
}
}

#endif