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secondo/Algebras/Raster2/Operators/isdefined.h
2026-01-23 17:03:45 +08:00

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/*
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
*/
#ifndef RASTER2_ISDEFINED_H
#define RASTER2_ISDEFINED_H
#include <NestedList.h>
#include <Operator.h>
namespace raster2
{
extern ValueMapping isdefinedFuns[];
ListExpr isdefinedTM(ListExpr);
int isdefinedSelectFun(ListExpr);
struct isdefinedInfo : OperatorInfo
{
isdefinedInfo()
{
name = "isdefined";
signature = "xT -> bool";
syntax = "isdefined(_)";
meaning = "Checks if the value of a rastertype is defined";
}
};
}
#endif