/* Copyright (C) 2014 InfiniDB, Inc.

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; version 2 of
   the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   MA 02110-1301, USA. */

//  $Id: functor_int.h 3642 2013-03-18 19:09:53Z bpaul $

/** @file */

#ifndef FUNCTOR_INT_H
#define FUNCTOR_INT_H

#include "functor.h"


namespace funcexp
{

/** @brief Func_Int class
  *    For function that returns a integer result.
  *        Must implement getIntVal()
  *        Implement any other methods that behave differently from the default.
  */
class Func_Int : public Func
{
public:
	Func_Int() {}
	Func_Int(const std::string& funcName) : Func(funcName) {}
	virtual ~Func_Int() {}

/*
	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct) = 0;
*/

	double getDoubleVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct)
	{ return ((double) getIntVal(row, fp, isNull, op_ct)); }

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct)
	{ return intToString(getIntVal(row, fp, isNull, op_ct)); }
};


/** @brief Func_instr class
  */
class Func_instr : public Func_Int
{
public:
	Func_instr() : Func_Int("instr") {}
	virtual ~Func_instr() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	size_t in_str(const std::string& str, const std::string& substr, size_t start);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_length class
  */
class Func_length : public Func_Int
{
public:
	Func_length() : Func_Int("length") {}
	virtual ~Func_length() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_sign class
  */
class Func_sign : public Func_Int
{
public:
	Func_sign() : Func_Int("sign") {}
	virtual ~Func_sign() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_day class
  */
class Func_day : public Func_Int
{
public:
	Func_day() : Func_Int("day") {}
	virtual ~Func_day() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_minute class
  */
class Func_minute : public Func_Int
{
public:
	Func_minute() : Func_Int("minute") {}
	virtual ~Func_minute() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_month class
  */
class Func_month : public Func_Int
{
public:
	Func_month() : Func_Int("month") {}
	virtual ~Func_month() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_week class
  */
class Func_week : public Func_Int
{
public:
	Func_week() : Func_Int("week") {}
	virtual ~Func_week() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_year class
  */
class Func_year : public Func_Int
{
public:
	Func_year() : Func_Int("year") {}
	virtual ~Func_year() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_to_days class
  */
class Func_to_days : public Func_Int
{
public:
	Func_to_days() : Func_Int("to_days") {}
	virtual ~Func_to_days() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_char_length class
  */
class Func_char_length : public Func_Int
{
public:
	Func_char_length() : Func_Int("length") {}
	virtual ~Func_char_length() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_extract class
  */
class Func_extract : public Func_Int
{
public:
	Func_extract() : Func_Int("extract") {}
	virtual ~Func_extract() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_cast_signed class
  */
class Func_cast_signed : public Func_Int
{
public:
	Func_cast_signed() : Func_Int("cast_signed") {}
	virtual ~Func_cast_signed() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_cast_unsigned class
  */
class Func_cast_unsigned : public Func_Int
{
public:
	Func_cast_unsigned() : Func_Int("cast_unsigned") {}
	virtual ~Func_cast_unsigned() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

    int64_t getIntVal(rowgroup::Row& row,
                        FunctionParm& fp,
                        bool& isNull,
                        execplan::CalpontSystemCatalog::ColType& op_ct)
    { return (int64_t)(getUintVal(row, fp, isNull, op_ct)); }

    uint64_t getUintVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_bitand class
  */
class Func_bitand : public Func_Int
{
public:
	Func_bitand() : Func_Int("bitand") {}
	virtual ~Func_bitand() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_bitor class
  */
class Func_bitor : public Func_Int
{
public:
	Func_bitor() : Func_Int("bitor") {}
	virtual ~Func_bitor() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
    uint64_t getUintVal(rowgroup::Row& row,
                        FunctionParm& fp,
                        bool& isNull,
                        execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_bitxor class
  */
class Func_bitxor : public Func_Int
{
public:
	Func_bitxor() : Func_Int("bitxor") {}
	virtual ~Func_bitxor() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_hour class
  */
class Func_hour : public Func_Int
{
public:
	Func_hour() : Func_Int("hour") {}
	virtual ~Func_hour() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_second class
  */
class Func_second : public Func_Int
{
public:
	Func_second() : Func_Int("second") {}
	virtual ~Func_second() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_dayofweek class
  */
class Func_dayofweek : public Func_Int
{
public:
	Func_dayofweek() : Func_Int("dayofweek") {}
	virtual ~Func_dayofweek() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_dayofyear class
  */
class Func_dayofyear : public Func_Int
{
public:
	Func_dayofyear() : Func_Int("dayofyear") {}
	virtual ~Func_dayofyear() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_leftshift class
  */
class Func_leftshift : public Func_Int
{
public:
	Func_leftshift() : Func_Int("leftshift") {}
	virtual ~Func_leftshift() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_rightshift class
  */
class Func_rightshift : public Func_Int
{
public:
	Func_rightshift() : Func_Int("rightshift") {}
	virtual ~Func_rightshift() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_quarter class
  */
class Func_quarter : public Func_Int
{
public:
	Func_quarter() : Func_Int("quarter") {}
	virtual ~Func_quarter() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_ascii class
  */
class Func_ascii : public Func_Int
{
public:
	Func_ascii() : Func_Int("ascii"){}
	virtual ~Func_ascii() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_dayname class
  */
class Func_dayname : public Func_Int
{
public:
	Func_dayname() : Func_Int("dayname") {}
	virtual ~Func_dayname() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_weekday class
  */
class Func_weekday : public Func_Int
{
public:
	Func_weekday() : Func_Int("weekday") {}
	virtual ~Func_weekday() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_yearweek class
  */
class Func_yearweek : public Func_Int
{
public:
	Func_yearweek() : Func_Int("yearweek") {}
	virtual ~Func_yearweek() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_last_day class
  */
class Func_last_day : public Func_Int
{
public:
	Func_last_day() : Func_Int("last_day") {}
	virtual ~Func_last_day() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_time_to_sec class
  */
class Func_time_to_sec : public Func_Int
{
public:
	Func_time_to_sec() : Func_Int("time_to_sec") {}
	virtual ~Func_time_to_sec() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_microsecond class
  */
class Func_microsecond : public Func_Int
{
public:
	Func_microsecond() : Func_Int("microsecond") {}
	virtual ~Func_microsecond() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_crc32 class
  */
class Func_crc32 : public Func_Int
{
public:
	Func_crc32() : Func_Int("crc32") {}
	virtual ~Func_crc32() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_period_add class
  */
class Func_period_add : public Func_Int
{
public:
	Func_period_add() : Func_Int("period_add") {}
	virtual ~Func_period_add() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_period_diff class
  */
class Func_period_diff : public Func_Int
{
public:
	Func_period_diff() : Func_Int("period_diff") {}
	virtual ~Func_period_diff() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_strcmp class
  */
class Func_strcmp : public Func_Int
{
public:
	Func_strcmp() : Func_Int("strcmp") {}
	virtual ~Func_strcmp() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};


/** @brief Func_unix_timestamp class
  */
class Func_unix_timestamp : public Func_Int
{
public:
	Func_unix_timestamp() : Func_Int("unix_timestamp") {}
	virtual ~Func_unix_timestamp() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
};

/** @brief Func_strcmp class
  */
class Func_find_in_set : public Func_Int
{
public:
	Func_find_in_set() : Func_Int("find_in_set") {}
	virtual ~Func_find_in_set() {}

	execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);

	int64_t getIntVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);

	std::string getStrVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
	double getDoubleVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
	execplan::IDB_Decimal getDecimalVal(rowgroup::Row& row,
						FunctionParm& fp,
						bool& isNull,
						execplan::CalpontSystemCatalog::ColType& op_ct);
						
};

}

#endif