108 lines
2.3 KiB
C
108 lines
2.3 KiB
C
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/*
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This file is part of SECONDO.
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Copyright (C) 2013, University in Hagen, Department of Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef TILEALGEBRA_LOAD_H
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#define TILEALGEBRA_LOAD_H
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/*
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SECONDO includes
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*/
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#include "AlgebraTypes.h"
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#include "Operator.h"
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#include "QueryProcessor.h"
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#include "StandardTypes.h"
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/*
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TileAlgebra includes
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*/
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#include "../t/tintArray.h"
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#include "../t/tintFlob.h"
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/*
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declaration of namespace TileAlgebra
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*/
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namespace TileAlgebra
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{
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/*
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Struct loadInfo describes name, syntax, meaning and signature
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of TileAlgebra operator load.
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author: Dirk Zacher
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*/
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struct loadInfo : OperatorInfo
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{
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loadInfo()
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{
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name = "load";
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syntax = "load(_)";
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meaning = "Loads the values of a tintArray or a tintFlob.";
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signature = tintArray::BasicType() + " -> " + CcBool::BasicType();
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appendSignature(tintFlob::BasicType() + " -> " + CcBool::BasicType());
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}
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};
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/*
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declaration of loadFunctions array.
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*/
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extern ValueMapping loadFunctions[];
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/*
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Method loadSelectFunction returns the index of specific load function
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in loadFunctions array depending on the arguments.
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author: Dirk Zacher
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parameters: arguments - arguments of load operator
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return value: index of specific load function in loadFunctions
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exceptions: -
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*/
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int loadSelectFunction(ListExpr arguments);
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/*
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Method loadTypeMappingFunction returns the return value type
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of load operator in the form of a ListExpr.
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author: Dirk Zacher
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parameters: arguments - arguments of load operator
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return value: return value type of load operator
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exceptions: -
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*/
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ListExpr loadTypeMappingFunction(ListExpr arguments);
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}
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#endif // TILEALGEBRA_LOAD_H
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