DataKeyElement.h

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#ifndef __BUSBOY_DATA_KEY_ELEMENT_H__
#define __BUSBOY_DATA_KEY_ELEMENT_H__

#include <vector>
#include <string>
#include <ostream>

#include "DataKeyDimension.h"

namespace BUSBOY {

class DataKeyElementImpl;

class DataKeyElement {

        public:

                DataKeyElement();

                DataKeyElement(const std::string& id, const DataKeyDimension& dim);

                DataKeyElement(const DataKeyElement& element);

                std::string getIdentifier() const;
                
                DataKeyDimension getDimension() const;

                std::string str() const;

                static std::vector<std::string> toElementIds(const std::vector<DataKeyElement>& elements);

                ~DataKeyElement();

                DataKeyElement& operator=(const DataKeyElement& element);

                bool operator<(const DataKeyElement& element) const;
                bool operator==(const DataKeyElement& element) const;
                bool operator!=(const DataKeyElement& element) const;


        private:
                DataKeyElementImpl* m_impl;

};

std::ostream& operator<<(std::ostream& os, const DataKeyElement& element);


}
#endif