#ifndef DB_DATAFRAME_H

#define DB_DATAFRAME_H

#include <boost/container/stable_vector.hpp>

#include <boost/scoped_ptr.hpp>

#include "DbColumnDataType.h"

class DbColumn;

class DbColumnDataSourceFactory;

class DbDataFrame {

boost::scoped_ptr<DbColumnDataSourceFactory> factory;

const int n_max;

int i;

boost::container::stable_vector<DbColumn> data;

std::vector<std::string> names;

public:

DbDataFrame(DbColumnDataSourceFactory* factory,

std::vector<std::string> names,

const int n_max_,

const std::vector<DATA_TYPE>& types);

virtual ~DbDataFrame();

public:

void set_col_values();

bool advance();

List get_data();

List get_data(std::vector<DATA_TYPE>& types);

size_t get_ncols() const;

private:

void finalize_cols();

};

#endif //DB_DATAFRAME_H