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# peoParallelAlgorithmWrapper.h

    00001 /*
    00002 * <peoParallelAlgorithmWrapper.h>
    00003 * Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
    00004 * (C) OPAC Team, LIFL, 2002-2007
    00005 *
    00006 * Sebastien Cahon, Alexandru-Adrian Tantar
    00007 *
    00008 * This software is governed by the CeCILL license under French law and
    00009 * abiding by the rules of distribution of free software.  You can  use,
    00010 * modify and/ or redistribute the software under the terms of the CeCILL
    00011 * license as circulated by CEA, CNRS and INRIA at the following URL
    00012 * "http://www.cecill.info".
    00013 *
    00014 * As a counterpart to the access to the source code and  rights to copy,
    00015 * modify and redistribute granted by the license, users are provided only
    00016 * with a limited warranty  and the software's author,  the holder of the
    00017 * economic rights,  and the successive licensors  have only  limited liability.
    00018 *
    00019 * In this respect, the user's attention is drawn to the risks associated
    00020 * with loading,  using,  modifying and/or developing or reproducing the
    00021 * software by the user in light of its specific status of free software,
    00022 * that may mean  that it is complicated to manipulate,  and  that  also
    00023 * therefore means  that it is reserved for developers  and  experienced
    00024 * professionals having in-depth computer knowledge. Users are therefore
    00025 * encouraged to load and test the software's suitability as regards their
    00026 * requirements in conditions enabling the security of their systems and/or
    00027 * data to be ensured and,  more generally, to use and operate it in the
    00028 * same conditions as regards security.
    00029 * The fact that you are presently reading this means that you have had
    00030 * knowledge of the CeCILL license and that you accept its terms.
    00031 *
    00032 * ParadisEO WebSite : http://paradiseo.gforge.inria.fr
    00033 * Contact: paradiseo-help@lists.gforge.inria.fr
    00034 *
    00035 */
    00036
    00037 #ifndef __peoParaAlgorithm_h
    00038 #define __peoParaAlgorithm_h
    00039
    00040
    00041 #include "core/runner.h"
    00042 #include "core/peo_debug.h"
    00043
    00044
    00045
    00046
    00047 class peoParallelAlgorithmWrapper : public Runner {
    00048
    00049 public:
    00050
    00051         template< typename AlgorithmType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm )
    00052                 : algorithm( new Algorithm< AlgorithmType, void >( externalAlgorithm ) ) {
    00053
    00054         }
    00055
    00056         template< typename AlgorithmType, typename AlgorithmDataType > peoParallelAlgorithmWrapper( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData )
    00057                 : algorithm( new Algorithm< AlgorithmType, AlgorithmDataType >( externalAlgorithm, externalData ) ) {
    00058
    00059         }
    00060
    00061         ~peoParallelAlgorithmWrapper() {
    00062
    00063                 delete algorithm;
    00064         }
    00065
    00066         void run() { algorithm->operator()(); }
    00067
    00068
    00069 private:
    00070
    00071         struct AbstractAlgorithm {
    00072
    00073                 // virtual destructor as we will be using inheritance and polymorphism
    00074                 virtual ~AbstractAlgorithm() { }
    00075
    00076                 // operator to be called for executing the algorithm
    00077                 virtual void operator()() { }
    00078         };
    00079
    00080
    00081         template< typename AlgorithmType, typename AlgorithmDataType > struct Algorithm : public AbstractAlgorithm {
    00082
    00083                 Algorithm( AlgorithmType& externalAlgorithm, AlgorithmDataType& externalData )
    00084                         : algorithm( externalAlgorithm ), algorithmData( externalData ) {
    00085
    00086                 }
    00087
    00088                 virtual void operator()() { algorithm( algorithmData ); }
    00089
    00090                 AlgorithmType& algorithm;
    00091                 AlgorithmDataType& algorithmData;
    00092         };
    00093
    00094
    00095         template< typename AlgorithmType > struct Algorithm< AlgorithmType, void >  : public AbstractAlgorithm {
    00096
    00097                 Algorithm( AlgorithmType& externalAlgorithm ) : algorithm( externalAlgorithm ) {
    00098
    00099                 }
    00100
    00101                 virtual void operator()() { algorithm(); }
    00102
    00103                 AlgorithmType& algorithm;
    00104         };
    00105
    00106
    00107 private:
    00108
    00109         AbstractAlgorithm* algorithm;
    00110 };
    00111
    00112
    00113 #endif