#ifndef __IO_DEF_H
#define __IO_DEF_H

#include <limits>

using namespace std;

namespace MultiBoost {

#define 	DEFAULT_BASE_TYPE 		float
#define 	DEFAULT_LABEL_BASE_TYPE	double
#define 	DEFAULT_VALUE			0
#define		UNKNOWN_VALUE   		numeric_limits<DEFAULT_BASE_TYPE>::signaling_nan()
// -----------------------------------------------------------------------------
/**
 * Defines the data representation
 */
enum eDataRep {
	DR_UNKNOWN,
	DR_DENSE,
	DR_SPARSE
};

// -----------------------------------------------------------------------------
/**
 * Defines the label representation.
 */
enum eLabelRep {
	LR_UNKNOWN,
	LR_DENSE,
	LR_SPARSE
};

// -----------------------------------------------------------------------------
// For RawData, defines the class of the parser
enum eFileFormat {
	FF_SIMPLE,
	FF_ARFF,
	FF_ARFFBZIP2,
	FF_LSHTC
// FF_BINARY, // To come next!
};

// -----------------------------------------------------------------------------
/**
 * Defines the type of input. Used in case
 * train and test differs in any way.
 * \date 21/11/2005
 */
enum eInputType {
	IT_TRAIN, //!< If the input is train-type.
	IT_TEST
//!< If the input is test-type.
};

// -----------------------------------------------------------------------------
/* Defines the intial weighting of the examples
 *
 */
enum eWeightInitType {
	WIT_SHARE_POINT, // eq1
	WIT_SHARE_LABEL, // eq2
	WIT_PROP_ONLY, // eq3
	WIT_BALANCED
};

// -----------------------------------------------------------------------------
//for ArffParser
enum eTokenType {
	TT_EOF,
	TT_COMMENT,
	TT_RELATION,
	TT_ATTRIBUTE,
	TT_DATA,
	TT_UNKNOWN
};

// -----------------------------------------------------------------------------
enum eAttributeType {
	ATTRIBUTE_NUMERIC, // eq1
	ATTRIBUTE_ENUM,
// eq2
};

} // end namespace multibbost


#endif