94 lines
2.5 KiB
C
94 lines
2.5 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) 2015,
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Faculty of Mathematics and 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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//[$][\$]
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*/
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#ifndef DISTRIBUTE5_DINPUT_CONSUMER_H
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#define DISTRIBUTE5_DINPUT_CONSUMER_H
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#include "Attribute.h"
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#include "Algebra.h"
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#include "NestedList.h"
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#include "QueryProcessor.h"
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#include "AlgebraManager.h"
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#include "Operator.h"
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#include "StandardTypes.h"
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#include "Symbols.h"
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#include "ListUtils.h"
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#include "Algebras/Array/ArrayAlgebra.h"
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#include "SocketIO.h"
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#include "Stream.h"
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#include "Task.h"
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#include "Algebras/Distributed2/DArray.h"
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#include "Algebras/Distributed2/Distributed2Algebra.h"
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#include <boost/bind.hpp>
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#include <boost/ref.hpp>
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#include <boost/thread.hpp>
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namespace distributed5
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{
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class DInputConsumer
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{
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public:
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DInputConsumer(DInputConsumer &&move);
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DInputConsumer(DInputConsumer ©) = delete;
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DInputConsumer(distributed2::DArrayBase *dArray, ListExpr contentType);
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DInputConsumer(Word &stream);
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~DInputConsumer();
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Task *request();
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static ListExpr getContentType(ListExpr darrayType)
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{
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if (distributed2::DArray::checkType(darrayType))
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{
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return nl->Second(darrayType);
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}
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else if (distributed2::DFArray::checkType(darrayType))
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{
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return nl->TwoElemList(
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listutils::basicSymbol<distributed2::frel>(),
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nl->Second(nl->Second(darrayType)));
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}
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else
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{
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throw std::invalid_argument("darrayType is not an valid array");
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}
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}
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private:
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const std::vector<distributed2::DArrayElement> *workers;
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size_t workerIndex;
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distributed2::DArrayBase *dArray;
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size_t index;
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Stream<Task> *stream;
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DataStorageType storageType;
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ListExpr contentType;
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};
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} // namespace distributed5
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#endif
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