it_bus_pdk/context_base.h

#ifndef _IT_BUS_CONTEXT_BASE_H_
#define _IT_BUS_CONTEXT_BASE_H_

// @Copyright 2004 IONA Technologies, Plc. All Rights Reserved.
//
#include <it_bus/api_defines.h>

namespace IT_Bus
{
    class IT_CONTEXT_ATTRIBUTE_API Context
    {
      public:    
        virtual ~Context();

      protected:
        Context();

      private:
        // private and unimplemented to prevent copying
        Context(const Context&);
        void operator=(const Context&);
    };

    template<class T>
    class ContextT : public Context
    {
      public:
        ContextT(
            T& context
        ) :
            m_context(context)
        {
            // complete
        }

        T&
        get_data()
        {
            return m_context;
        }

      private:
        T& m_context;
    };
}

#endif  

---