ClickHouse/contrib/libpoco/Foundation/include/Poco/ValidArgs.h

//
// ValidArgs.h
//
// $Id: //poco/1.4/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.
//
// SPDX-License-Identifier:	BSL-1.0
//


#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 // Foundation_ValidArgs_INCLUDED