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secondo/Algebras/Tile/operators/CELL1.cpp

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2026-01-23 17:03:45 +08:00
/*
This file is part of SECONDO.
Copyright (C) 2013, University in Hagen, Department of Computer Science,
Database Systems for New Applications.
SECONDO 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; either version 2 of the License, or
(at your option) any later version.
SECONDO 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 SECONDO; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
TileAlgebra includes
*/
#include "CELL1.h"
/*
declaration of namespace TileAlgebra
*/
namespace TileAlgebra
{
/*
Method CELL1TypeMappingFunction returns the return value type
of CELL1 operator in the form of a ListExpr.
author: Dirk Zacher
parameters: arguments - arguments of CELL1 operator
return value: return value type of CELL1 operator
exceptions: -
*/
ListExpr CELL1TypeMappingFunction(ListExpr arguments)
{
ListExpr type = NList::typeError("Operator CELL1 expects "
"a t type or a mt type.");
NList argumentsList(arguments);
if(argumentsList.hasLength(1) || argumentsList.hasLength(2))
{
std::string argument1 = argumentsList.first().str();
if(IstType(argument1) ||
IsmtType(argument1))
{
std::string valueWrapperType = GetValueWrapperType(argument1);
if(valueWrapperType.empty() == false)
{
type = NList(valueWrapperType).listExpr();
}
}
}
return type;
}
}