NetExn.h

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// NetExn.h
// The base network exception.
//
// Copyright (c) 2009 Michael Imamura.
//
// Licensed under GrokkSoft HoverRace SourceCode License v1.0(the "License");
// you may not use this file except in compliance with the License.
//
// A copy of the license should have been attached to the package from which
// you have taken this file. If you can not find the license you can not use
// this file.
//
//
// The author makes no representations about the suitability of
// this software for any purpose.  It is provided "as is" "AS IS",
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied.
//
// See the License for the specific language governing permissions
// and limitations under the License.

#pragma once

#if defined(_WIN32) && defined(HR_ENGINE_SHARED)
#   ifdef MR_ENGINE
#       define MR_DllDeclare   __declspec( dllexport )
#   else
#       define MR_DllDeclare   __declspec( dllimport )
#   endif
#else
#   define MR_DllDeclare
#endif

namespace HoverRace {
namespace Net {

class MR_DllDeclare NetExn : public std::exception
{
    typedef std::exception SUPER;

    public:
        NetExn() : SUPER() { }
        NetExn(const char* const &msg) : SUPER(), msg(msg) { }
        NetExn(const std::string &msg) : SUPER(), msg(msg) { }
        virtual ~NetExn() throw() { }

        virtual const char* what() const throw() { return msg.c_str(); }

    private:
        std::string msg;
};

class MR_DllDeclare CanceledExn : public NetExn
{
    public:
        CanceledExn() : NetExn("Transfer canceled") { }
        virtual ~CanceledExn() throw() { }
};

}  // namespace Net
}  // namespace HoverRace

#undef MR_DllDeclare