it_bus/exception.h

#ifndef _IT_BUS_EXCEPTION_H_
#define _IT_BUS_EXCEPTION_H_

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

#include <it_bus/api_defines.h>
#include <it_bus/FWStringHelp.h>
#include <it_bus/error_codes.h>
#include <it_bus/object_base.h>


namespace IT_Bus
{
    class String;

    class IT_AFC_API Exception :
        public ObjectBase
    {
      public:
        Exception(
            const String& message
        );
        
        Exception(
            const char* desc1 = 0,
            const char* desc2 = 0,
            const char* desc3 = 0,
            const char* desc4 = 0,
            const char* desc5 = 0,
            const char* desc6 = 0
        );
        
        Exception(
            IT_ULong    error_code,
            const char* desc1 = 0,
            const char* desc2 = 0,
            const char* desc3 = 0,
            const char* desc4 = 0,
            const char* desc5 = 0, 
            const char* desc6 = 0
        );
        
        Exception(
            const Exception& rhs
        );

        virtual
        ~Exception();

        Exception&
        operator=(
            const Exception& rhs
        );

        void
        create_message(
            const char* desc1 = 0,
            const char* desc2 = 0,
            const char* desc3 = 0,
            const char* desc4 = 0,
            const char* desc5 = 0,
            const char* desc6 = 0
        );

        void 
        format_message(
            const char* msg, 
            ...
        );

        const char* 
        operator=(
            const char* desc
        );

        const char* 
        message() const;

        IT_ULong 
        error() const;

        IT_ULong 
        use_last_error(
            long error_code = 0
        );

        void
        append_error_description(
            IT_ULong error_code = 0
        );

        virtual Exception*
        clone() const;
    
        virtual void
        rethrow() const;

      private:
        CCountedString m_msg;
        IT_ULong       m_error;
    };
}

#endif  

---