96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
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/*
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----
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This file is part of SECONDO.
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Copyright (C) 2004, 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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//paragraph [1] Title: [{\Large \bf \begin {center}] [\end {center}}]
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//[TOC] [\tableofcontents]
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[1] Header File of the class of operator ~setPregelFunction~
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November 2018, J. Mende
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[TOC]
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1 Overview
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This header file contains definitions of type mapping, vallue mapping and the operator specification.
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2 Defines and includes
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*/
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#ifndef SECONDO_SETPREGELFUNCTION_H
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#define SECONDO_SETPREGELFUNCTION_H
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#include <NestedList.h>
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#include <AlgebraTypes.h>
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#include <Operator.h>
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namespace pregel {
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/*
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* 3 Class SetPregelFunction
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*
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* */
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class SetPregelFunction {
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public:
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/*
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* 3.1 Type mapping
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*
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* */
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static ListExpr typeMapping(ListExpr args);
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/*
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* 3.2 Value mapping
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*
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* */
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static int valueMapping(Word *args,
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Word &result,
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int message,
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Word &local,
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void *s);
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/*
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* 3.3 Operator specification
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*
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* */
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static OperatorSpec operatorSpec;
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/*
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* 3.4 Operator instance
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*
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* */
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static Operator setPregelFunction;
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private:
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/*
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* 3.5 Auxiliary functions
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*
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* */
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static bool remoteQueryCall(std::string &function, int index);
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static int findAttribute(const std::string &attributeName,
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const ListExpr tupleType) noexcept(false);
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};
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}
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#endif //SECONDO_SETPREGELFUNCTION_H
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