Community Core Vision (Beta)

//

// ValidArgs.h

//

// $Id: //poco/1.3/Foundation/include/Poco/ValidArgs.h#1 $

//

// Library: Foundation

// Package: Cache

// Module:  ValidArgs

//

// Definition of the ValidArgs class.

//

// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.

// and Contributors.

//

// Permission is hereby granted, free of charge, to any person or organization

// obtaining a copy of the software and accompanying documentation covered by

// this license (the "Software") to use, reproduce, display, distribute,

// execute, and transmit the Software, and to prepare derivative works of the

// Software, and to permit third-parties to whom the Software is furnished to

// do so, all subject to the following:

//

// The copyright notices in the Software and this entire statement, including

// the above license grant, this restriction and the following disclaimer,

// must be included in all copies of the Software, in whole or in part, and

// all derivative works of the Software, unless such copies or derivative

// works are solely in the form of machine-executable object code generated by

// a source language processor.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT

// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE

// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,

// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

// DEALINGS IN THE SOFTWARE.

//

#ifndef  Foundation_ValidArgs_INCLUDED

#define  Foundation_ValidArgs_INCLUDED

#include "Poco/Foundation.h"

namespace Poco {

template <class TKey>

class ValidArgs

{

public:

        ValidArgs(const TKey& key):

                _key(key),

                _isValid(true)

        {

        }

        ValidArgs(const ValidArgs& args):

                _key(args._key),

                _isValid(args._isValid)

        {

        }

        ~ValidArgs()

        {

        }

        const TKey&        key() const

        {

                return _key;

        }

        bool isValid() const

        {

                return _isValid;

        }

        void invalidate()

        {

                _isValid = false;

        }

protected:

        const TKey& _key;

        bool        _isValid;

private:

        ValidArgs& operator = (const ValidArgs& args);

};

} // namespace Poco

#endif