it_bus_services/session_state_callback.h

#ifndef _IT_BUS_SERVICES_SESSION_STATE_CALLBACK_H_
#define _IT_BUS_SERVICES_SESSION_STATE_CALLBACK_H_

// @Copyright 2004 IONA Technologies, Plc. All Rights Reserved.
//

#if !defined(IT_WS_SM_ENDPOINT_MGR_API)
#if defined(IT_WS_SM_ENDPOINT_MGR_API_EXPORT)
#define IT_WS_SM_ENDPOINT_MGR_API    IT_DECLSPEC_EXPORT
#else
#define IT_WS_SM_ENDPOINT_MGR_API    IT_DECLSPEC_IMPORT
#endif
#endif


#include <it_bus/types.h>

namespace IT_Bus_Services
{
    namespace IT_SessionManager 
    {
        class IT_WS_SM_ENDPOINT_MGR_API SessionStateCallback
        {
          public:
    
            virtual void
            session_established(
                const IT_Bus::String & group_id,
                const IT_Bus::String & session_id
            ) = 0;
    
            virtual void
            session_ended(
                const IT_Bus::String & group_id,
                const IT_Bus::String & session_id
            ) = 0;
    
            virtual void
            session_expired(
                const IT_Bus::String & group_id,
                const IT_Bus::String & session_id
            ) = 0;
    
          protected:
            SessionStateCallback() {}
            virtual ~SessionStateCallback();
        };
    }
}

#endif  

---