#ifndef DCallibration_h
#define DCallibration_h
#include "Providers/DDataProvider.h"

namespace ccdb
{

class DCallibration {

public:
	DCallibration();
	virtual ~DCallibration();
	
	/**
	 * @brief Connects to database using connection string
	 * 
	 * Connects to database using connection string
	 * connection string might be in form: 
	 * mysql://<username>:<password>@<mysql.address>:<port> <database>
	 * file://<path to the calib parent directory>
	 * 
	 * @param connectionString "mysql://<username>:<password>@<mysql.address>:<port> <database>"
	 * @return true if connected
	 */
	virtual bool Connect(std::string connectionString) = 0;

	/**
	 * @brief closes connection to data
	 */
	virtual void Disconnect()= 0;

	/**
	 * @brief indicates ether the connection is open or not
	 * 
	 * @return true if  connection is open
	 */
	virtual bool IsConnected()=0;
private:
	DCallibration(const DCallibration& rhs);
	DCallibration& operator=(const DCallibration& rhs);
	
protected:
	DDataProvider *mProvider;
	string mConnectionString;
	int mRunNumber;
	string mVariation;

};

}

#endif // DCallibration_h