ISessionListener.h

Go to the documentation of this file.

/*
* (c) Onix Solutions.
*/

#ifndef ICppSessionListener_h
#define ICppSessionListener_h

#include "FIXEngineDefines.h"

namespace FIXForge{
namespace FIX{
    class Message;
    class Session;

/// Session's Listener interface.
class FF_API ISessionListener{
    public:
    /// Is called when the applicatition-level message is received from the counterparty.
    virtual void onInboundApplicationMsg(const Message& msg, Session* sn){;}

    /// Is called when the session-level message is received from the counterparty.
    virtual void onInboundSessionMsg(const Message& msg, Session* sn){}

    /// Is called when the applicatition-level message is sent to the counterparty.
    virtual void onOutboundApplicationMsg(const Message& msg, Session* sn){};

    /// Is called when the session-level message is is sent to the counterparty.
    virtual void onOutboundSessionMsg(const Message& msg, Session* sn){};

    /// Is called when the session changes its state.
    virtual void onStateChange(Session::State newState, Session::State prevState, Session* sn){;}

    /// Is called when the sent application-level message is about to be re-sent to the counterparty in reply to the ResendRequest<2> message.
    ///
    /// @return 'true' if the message should be re-sent, otherwise - 'false'.
    virtual bool onResendRequest(const Message& msg, Session* sn){return true;}

    /// Error reason.
    enum ErrorReason{FIRST_MESSAGE_NOT_A_LOGON, MSG_SEQ_NUM_TOO_LOW, CANNOT_RESTORE_CONNECTION};

    /// Is called when an error condition is detected.
    virtual void onError(ErrorReason reason, const std::string& description, Session* sn){};

    /// Warning reason.
    enum WarningReason{GARBLED_MESSAGE_RECEIVED, LINK_ERROR};

    /// Is called when a warning condition is detected.
    virtual void onWarning(WarningReason reason, const std::string& description, Session* sn){}
};
}};

#endif

---