#ifndef DATAPROV_H
#define DATAPROV_H

#include<Eigen/Dense>
#include "../tools/easylogging++.h"

// TODO decide how to construct training data

class DataProvider  //Virtual base class for data input
{
protected:
    int size;
    int attrSize;
public:
    int getSize(){
        return size;
    }
    int getAttrSize(){
        return attrSize;
    }

    virtual Eigen::MatrixXd* getAttr() = 0;
    virtual Eigen::VectorXd* getPref() = 0;
    virtual int open()=0;
    virtual bool EOFile()=0;
};

#endif