009d0cda1f
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2726 331e1502-861f-0410-8da2-ba01fb791d7f
320 lines
11 KiB
C++
320 lines
11 KiB
C++
/*
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* <peoMultiStart.h>
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* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
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* (C) OPAC Team, LIFL, 2002-2008
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*
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* Sebastien Cahon, Alexandru-Adrian Tantar, Clive Canape
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*
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* This software is governed by the CeCILL license under French law and
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* abiding by the rules of distribution of free software. You can use,
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* modify and/ or redistribute the software under the terms of the CeCILL
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* license as circulated by CEA, CNRS and INRIA at the following URL
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* "http://www.cecill.info".
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*
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* As a counterpart to the access to the source code and rights to copy,
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* modify and redistribute granted by the license, users are provided only
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* with a limited warranty and the software's author, the holder of the
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* economic rights, and the successive licensors have only limited liability.
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*
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* In this respect, the user's attention is drawn to the risks associated
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* with loading, using, modifying and/or developing or reproducing the
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* software by the user in light of its specific status of free software,
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* that may mean that it is complicated to manipulate, and that also
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* therefore means that it is reserved for developers and experienced
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* professionals having in-depth computer knowledge. Users are therefore
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* encouraged to load and test the software's suitability as regards their
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* requirements in conditions enabling the security of their systems and/or
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* data to be ensured and, more generally, to use and operate it in the
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* same conditions as regards security.
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* The fact that you are presently reading this means that you have had
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* knowledge of the CeCILL license and that you accept its terms.
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*
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* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
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* Contact: paradiseo-help@lists.gforge.inria.fr
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*
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*/
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#ifndef __peoMultiStart_h
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#define __peoMultiStart_h
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#include <vector>
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#include "core/service.h"
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#include "core/messaging.h"
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//! @class peoMultiStart
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//! @brief Class allowing the launch of several algorithms
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//! @see Service
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//! @version 1.1
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//! @date january 2008
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template < typename EntityType > class peoMultiStart : public Service
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{
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public:
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//! @brief Constructor
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//! @param AlgorithmType& externalAlgorithm
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template < typename AlgorithmType > peoMultiStart( AlgorithmType& externalAlgorithm )
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{
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singularAlgorithm = new Algorithm< AlgorithmType >( externalAlgorithm );
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algorithms.push_back( singularAlgorithm );
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aggregationFunction = new NoAggregationFunction();
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}
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//! @brief Constructor
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//! @param AlgorithmReturnType (*externalAlgorithm)( AlgorithmDataType& )
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template < typename AlgorithmReturnType, typename AlgorithmDataType > peoMultiStart( AlgorithmReturnType (*externalAlgorithm)( AlgorithmDataType& ) )
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{
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singularAlgorithm = new FunctionAlgorithm< AlgorithmReturnType, AlgorithmDataType >( externalAlgorithm );
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algorithms.push_back( singularAlgorithm );
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aggregationFunction = new NoAggregationFunction();
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}
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//! @brief Constructor
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//! @param std::vector< AlgorithmType* >& externalAlgorithms
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//! @param AggregationFunctionType& externalAggregationFunction
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template < typename AlgorithmType, typename AggregationFunctionType > peoMultiStart( std::vector< AlgorithmType* >& externalAlgorithms, AggregationFunctionType& externalAggregationFunction )
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{
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for ( unsigned int index = 0; index < externalAlgorithms.size(); index++ )
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{
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algorithms.push_back( new Algorithm< AlgorithmType >( *externalAlgorithms[ index ] ) );
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}
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aggregationFunction = new AggregationAlgorithm< AggregationFunctionType >( externalAggregationFunction );
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}
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//! @brief Constructor
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//! @param std::vector< AlgorithmReturnType (*)( AlgorithmDataType& ) >& externalAlgorithms
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//! @param AggregationFunctionType& externalAggregationFunction
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template < typename AlgorithmReturnType, typename AlgorithmDataType, typename AggregationFunctionType > peoMultiStart( std::vector< AlgorithmReturnType (*)( AlgorithmDataType& ) >& externalAlgorithms, AggregationFunctionType& externalAggregationFunction )
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{
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for ( unsigned int index = 0; index < externalAlgorithms.size(); index++ )
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{
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algorithms.push_back( new FunctionAlgorithm< AlgorithmReturnType, AlgorithmDataType >( externalAlgorithms[ index ] ) );
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}
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aggregationFunction = new AggregationAlgorithm< AggregationFunctionType >( externalAggregationFunction );
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}
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//! @brief Destructor
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~peoMultiStart()
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{
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for ( unsigned int index = 0; index < data.size(); index++ ) delete data[ index ];
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for ( unsigned int index = 0; index < algorithms.size(); index++ ) delete algorithms[ index ];
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delete aggregationFunction;
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}
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//! @brief operator on the template type
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//! @param Type& externalData
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template < typename Type > void operator()( Type& externalData )
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{
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for ( typename Type::iterator externalDataIterator = externalData.begin(); externalDataIterator != externalData.end(); externalDataIterator++ )
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{
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data.push_back( new DataType< EntityType >( *externalDataIterator ) );
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}
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functionIndex = dataIndex = idx = num_term = 0;
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requestResourceRequest( data.size() * algorithms.size() );
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stop();
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}
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//! @brief operator on the template type
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//! @param Type& externalDataBegin
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//! @param Type& externalDataEnd
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template < typename Type > void operator()( const Type& externalDataBegin, const Type& externalDataEnd )
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{
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for ( Type externalDataIterator = externalDataBegin; externalDataIterator != externalDataEnd; externalDataIterator++ )
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{
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data.push_back( new DataType< EntityType >( *externalDataIterator ) );
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}
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functionIndex = dataIndex = idx = num_term = 0;
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requestResourceRequest( data.size() * algorithms.size() );
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stop();
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}
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//! @brief Function realizing packages of data
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void packData();
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//! @brief Function reconstituting packages of data
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void unpackData();
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//! @brief Function which executes the algorithm
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void execute();
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//! @brief Function realizing packages of the result
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void packResult();
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//! @brief Function reconstituting packages of result
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void unpackResult();
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//! @brief Function notifySendingData
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void notifySendingData();
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//! @brief Function notifySendingAllResourceRequests
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void notifySendingAllResourceRequests();
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private:
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//! @param AbstractAlgorithm* singularAlgorithm
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//! @param std::vector< AbstractAlgorithm* > algorithms
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//! @param AbstractAggregationAlgorithm* aggregationFunction
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//! @param EntityType entityTypeInstance
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//! @param std::vector< AbstractDataType* > data
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//! @param unsigned idx
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//! @param unsigned num_term
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//! @param unsigned dataIndex
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//! @param unsigned functionIndex
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template < typename Type > struct DataType;
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struct AbstractDataType
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{
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virtual ~AbstractDataType()
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{ }
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template < typename Type > operator Type& ()
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{
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return ( dynamic_cast< DataType< Type >& >( *this ) ).data;
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}
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};
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template < typename Type > struct DataType : public AbstractDataType
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{
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DataType( Type& externalData ) : data( externalData )
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{ }
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Type& data;
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};
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struct AbstractAlgorithm
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{
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virtual ~AbstractAlgorithm()
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{ }
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virtual void operator()( AbstractDataType& dataTypeInstance )
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{}
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};
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template < typename AlgorithmType > struct Algorithm : public AbstractAlgorithm
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{
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Algorithm( AlgorithmType& externalAlgorithm ) : algorithm( externalAlgorithm )
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{ }
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void operator()( AbstractDataType& dataTypeInstance )
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{
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algorithm( dataTypeInstance );
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}
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AlgorithmType& algorithm;
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};
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template < typename AlgorithmReturnType, typename AlgorithmDataType > struct FunctionAlgorithm : public AbstractAlgorithm
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{
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FunctionAlgorithm( AlgorithmReturnType (*externalAlgorithm)( AlgorithmDataType& ) ) : algorithm( externalAlgorithm )
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{ }
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void operator()( AbstractDataType& dataTypeInstance )
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{
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algorithm( dataTypeInstance );
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}
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AlgorithmReturnType (*algorithm)( AlgorithmDataType& );
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};
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struct AbstractAggregationAlgorithm
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{
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virtual ~AbstractAggregationAlgorithm()
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{ }
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virtual void operator()( AbstractDataType& dataTypeInstanceA, AbstractDataType& dataTypeInstanceB )
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{}
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};
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template < typename AggregationAlgorithmType > struct AggregationAlgorithm : public AbstractAggregationAlgorithm
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{
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AggregationAlgorithm( AggregationAlgorithmType& externalAggregationAlgorithm ) : aggregationAlgorithm( externalAggregationAlgorithm )
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{ }
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void operator()( AbstractDataType& dataTypeInstanceA, AbstractDataType& dataTypeInstanceB )
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{
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aggregationAlgorithm( dataTypeInstanceA, dataTypeInstanceB );
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}
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AggregationAlgorithmType& aggregationAlgorithm;
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};
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struct NoAggregationFunction : public AbstractAggregationAlgorithm
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{
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void operator()( AbstractDataType& dataTypeInstanceA, AbstractDataType& dataTypeInstanceB )
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{
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static_cast< EntityType& >( dataTypeInstanceA ) = static_cast< EntityType& >( dataTypeInstanceB );
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}
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};
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AbstractAlgorithm* singularAlgorithm;
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std::vector< AbstractAlgorithm* > algorithms;
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AbstractAggregationAlgorithm* aggregationFunction;
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EntityType entityTypeInstance;
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std::vector< AbstractDataType* > data;
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unsigned idx;
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unsigned num_term;
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unsigned dataIndex;
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unsigned functionIndex;
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};
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template < typename EntityType > void peoMultiStart< EntityType >::packData()
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{
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pack( functionIndex );
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pack( idx );
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pack( ( EntityType& ) *data[ idx++ ] );
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// done with functionIndex for the entire data set - moving to another
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// function/algorithm starting all over with the entire data set ( idx is set to 0 )
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if ( idx == data.size() )
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{
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++functionIndex;
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idx = 0;
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}
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}
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template < typename EntityType > void peoMultiStart< EntityType >::unpackData()
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{
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unpack( functionIndex );
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unpack( dataIndex );
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unpack( entityTypeInstance );
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}
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template < typename EntityType > void peoMultiStart< EntityType >::execute()
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{
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// wrapping the unpacked data - the definition of an abstract algorithm imposes
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// that its internal function operator acts only on abstract data types
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AbstractDataType* entityWrapper = new DataType< EntityType >( entityTypeInstance );
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algorithms[ functionIndex ]->operator()( *entityWrapper );
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delete entityWrapper;
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}
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template < typename EntityType > void peoMultiStart< EntityType >::packResult()
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{
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pack( dataIndex );
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pack( entityTypeInstance );
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}
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template < typename EntityType > void peoMultiStart< EntityType >::unpackResult()
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{
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unpack( dataIndex );
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unpack( entityTypeInstance );
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// wrapping the unpacked data - the definition of an abstract algorithm imposes
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// that its internal function operator acts only on abstract data types
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AbstractDataType* entityWrapper = new DataType< EntityType >( entityTypeInstance );
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aggregationFunction->operator()( *data[ dataIndex ], *entityWrapper );
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delete entityWrapper;
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num_term++;
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if ( num_term == data.size() * algorithms.size() )
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{
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getOwner()->setActive();
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resume();
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}
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}
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template < typename EntityType > void peoMultiStart< EntityType >::notifySendingData()
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{}
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template < typename EntityType > void peoMultiStart< EntityType >::notifySendingAllResourceRequests()
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{
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getOwner()->setPassive();
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}
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#endif
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