121 lines
3.2 KiB
C++
121 lines
3.2 KiB
C++
//-----------------------------------------------------------------------------
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// doFileSnapshot.cpp
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// (c) Marc Schoenauer, Maarten Keijzer and GeNeura Team, 2001
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/*
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; 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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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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Marc.Schoenauer@polytechnique.fr
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mkeijzer@dhi.dk
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Johann Dreo <johann.dreo@thalesgroup.com>
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Caner Candan <caner.candan@thalesgroup.com>
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*/
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//-----------------------------------------------------------------------------
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#include <cstdlib>
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#include <iostream>
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#include <fstream>
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#include <stdexcept>
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#include <utils/doFileSnapshot.h>
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#include <utils/compatibility.h>
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#include <utils/eoParam.h>
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doFileSnapshot::doFileSnapshot(std::string dirname,
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unsigned int frequency /*= 1*/,
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std::string filename /*= "gen"*/,
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std::string delim /*= " "*/,
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unsigned int counter /*= 0*/,
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bool rmFiles /*= true*/)
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: _dirname(dirname), _frequency(frequency),
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_filename(filename), _delim(delim),
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_counter(counter), _boolChanged(true)
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{
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std::string s = "test -d " + _dirname;
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int res = system(s.c_str());
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// test for (unlikely) errors
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if ( (res == -1) || (res == 127) )
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{
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throw std::runtime_error("Problem executing test of dir in eoFileSnapshot");
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}
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// now make sure there is a dir without any genXXX file in it
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if (res) // no dir present
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{
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s = std::string("mkdir ") + _dirname;
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}
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else if (!res && rmFiles)
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{
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s = std::string("/bin/rm -f ") + _dirname+ "/" + _filename + "*";
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}
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else
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{
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s = " ";
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}
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int dummy;
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dummy = system(s.c_str());
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// all done
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}
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void doFileSnapshot::setCurrentFileName()
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{
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std::ostringstream oscount;
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oscount << _counter;
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_currentFileName = _dirname + "/" + _filename + oscount.str();
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}
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eoMonitor& doFileSnapshot::operator()(void)
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{
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if (_counter % _frequency)
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{
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_boolChanged = false; // subclass with gnuplot will do nothing
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_counter++;
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return (*this);
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}
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_counter++;
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_boolChanged = true;
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setCurrentFileName();
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std::ofstream os(_currentFileName.c_str());
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if (!os)
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{
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std::string str = "doFileSnapshot: Could not open " + _currentFileName;
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throw std::runtime_error(str);
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}
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return operator()(os);
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}
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eoMonitor& doFileSnapshot::operator()(std::ostream& os)
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{
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iterator it = vec.begin();
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os << (*it)->getValue();
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for ( ++it; it != vec.end(); ++it )
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{
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os << _delim.c_str() << (*it)->getValue();
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}
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os << '\n';
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return *this;
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}
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