// $Revision: 1.5 $

    // Copyright (C) 1994-1995 Taligent, Inc. All rights reserved.

#ifndef TaligentSamples_ADDITIONPROTOCOL
#define TaligentSamples_ADDITIONPROTOCOL

#ifndef TaligentSamples_MATHEXCEPTION
#include "MathException.h"
#endif

#ifndef Taligent_COREPRIMITIVECLASSES
#include <Taligent/CorePrimitiveClasses.h>
#endif


//---- MAdditionProtocol -----------------------------------------------------------

class MAdditionProtocol {
  public:
    TaligentTypeExtensionDeclarationsMacro_Abstract(MAdditionProtocol)
  public:
                        MAdditionProtocol();
                        ~MAdditionProtocol();
                        
    virtual TStream&    operator>>=(TStream& toStream) const;
    virtual TStream&    operator<<=(TStream& fromStream);
                        
    virtual long        Add(long num1, long num2) = 0;
    virtual void        AddOne(long& num) = 0;
    
  private:
    enum {kOriginalVersion};
};

#endif