Migration from SVN

moeo/tutorial/examples/flowshop/FlowShopBenchmarkParser.cpp

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+/*
+* <FlowShopBenchmarkParser.cpp>
+* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2007
+* (C) OPAC Team, LIFL, 2002-2007
+*
+* Arnaud Liefooghe
+*
+* This software is governed by the CeCILL license under French law and
+* abiding by the rules of distribution of free software.  You can  use,
+* modify and/ or redistribute the software under the terms of the CeCILL
+* license as circulated by CEA, CNRS and INRIA at the following URL
+* "http://www.cecill.info".
+*
+* As a counterpart to the access to the source code and  rights to copy,
+* modify and redistribute granted by the license, users are provided only
+* with a limited warranty  and the software's author,  the holder of the
+* economic rights,  and the successive licensors  have only  limited liability.
+*
+* In this respect, the user's attention is drawn to the risks associated
+* with loading,  using,  modifying and/or developing or reproducing the
+* software by the user in light of its specific status of free software,
+* that may mean  that it is complicated to manipulate,  and  that  also
+* therefore means  that it is reserved for developers  and  experienced
+* professionals having in-depth computer knowledge. Users are therefore
+* encouraged to load and test the software's suitability as regards their
+* requirements in conditions enabling the security of their systems and/or
+* data to be ensured and,  more generally, to use and operate it in the
+* same conditions as regards security.
+* The fact that you are presently reading this means that you have had
+* knowledge of the CeCILL license and that you accept its terms.
+*
+* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+* Contact: paradiseo-help@lists.gforge.inria.fr
+*
+*/
+//-----------------------------------------------------------------------------
+#include <iostream>
+#include <stdexcept>
+#include "FlowShopBenchmarkParser.h"
+
+FlowShopBenchmarkParser::FlowShopBenchmarkParser(const std::string _benchmarkFileName)
+{
+    init(_benchmarkFileName);
+}
+
+
+const unsigned int FlowShopBenchmarkParser::getM()
+{
+    return M;
+}
+
+
+const unsigned int FlowShopBenchmarkParser::getN()
+{
+    return N;
+}
+
+
+const std::vector< std::vector<unsigned int> > FlowShopBenchmarkParser::getP()
+{
+    return p;
+}
+
+
+const std::vector<unsigned int> FlowShopBenchmarkParser::getD()
+{
+    return d;
+}
+
+
+void FlowShopBenchmarkParser::printOn(std::ostream & _os) const
+{
+    _os << "M=" << M << " N=" << N << std::endl;
+    _os << "*** processing times" << std::endl;
+    for (unsigned int i=0; i<M; i++)
+    {
+        for (unsigned int j=0; j<N; j++)
+        {
+            _os << p[i][j] << " ";
+        }
+        _os << std::endl;
+    }
+    _os << "*** due-dates" << std::endl;
+    for (unsigned int j=0; j<N; j++)
+    {
+        _os << d[j] << " ";
+    }
+    _os << std::endl << std::endl;
+}
+
+
+void FlowShopBenchmarkParser::init(const std::string _benchmarkFileName)
+{
+    std::string buffer;
+    std::string::size_type start, end;
+    std::ifstream inputFile(_benchmarkFileName.data(), std::ios::in);
+    // opening of the benchmark file
+    if (! inputFile)
+        throw std::runtime_error("*** ERROR : Unable to open the benchmark file");
+    // number of jobs (N)
+    getline(inputFile, buffer, '\n');
+    N = atoi(buffer.data());
+    // number of machines M
+    getline(inputFile, buffer, '\n');
+    M = atoi(buffer.data());
+    // initial and current seeds (not used)
+    getline(inputFile, buffer, '\n');
+    // processing times and due-dates
+    // p = std::vector< std::vector<unsigned int> > (M,N);
+    p.resize(M);
+    for (unsigned int j=0 ; j<M ; j++)
+    {
+        p[j].resize(N);
+    }
+    d = std::vector<unsigned int> (N);
+    // for each job...
+    for (unsigned int j=0 ; j<N ; j++)
+    {
+        // index of the job (<=> j)
+        getline(inputFile, buffer, '\n');
+        // due-date of the job j
+        getline(inputFile, buffer, '\n');
+        d[j] = atoi(buffer.data());
+        // processing times of the job j on each machine
+        getline(inputFile, buffer, '\n');
+        start = buffer.find_first_not_of(" ");
+        for (unsigned int i=0 ; i<M ; i++)
+        {
+            end = buffer.find_first_of(" ", start);
+            p[i][j] = atoi(buffer.substr(start, end-start).data());
+            start = buffer.find_first_not_of(" ", end);
+        }
+    }
+    // closing of the input file
+    inputFile.close();
+}