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/* This file is part of the OpenLB library
*
* Copyright (C) 2016 Mathias J. Krause, Benjamin Förster
* E-mail contact: info@openlb.net
* The most recent release of OpenLB can be downloaded at
* <http://www.openlb.net/>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SERIALIZER_HH
#define SERIALIZER_HH
#include <algorithm>
#include <iostream>
#include <ostream>
#include <fstream>
#include "serializer.h"
#include "communication/mpiManager.h"
#include "core/singleton.h"
#include "olbDebug.h"
#include "io/fileName.h"
#include "io/serializerIO.h"
namespace olb {
////////// class Serializer //////////////////
Serializer::Serializer(Serializable& serializable, std::string fileName)
: _serializable(serializable), _iBlock(0), _size(0), _fileName(fileName)
{ }
void Serializer::resetCounter()
{
_iBlock = 0;
}
std::size_t Serializer::getSize() const
{
return _size;
}
bool* Serializer::getNextBlock(std::size_t& sizeBlock, bool loadingMode)
{
return _serializable.getBlock(_iBlock++, sizeBlock, loadingMode);
}
bool Serializer::load(std::string fileName, bool enforceUint)
{
validateFileName(fileName);
std::ifstream istr(getFullFileName(fileName).c_str());
if (istr) {
istr2serializer(*this, istr, enforceUint);
istr.close();
return true;
} else {
return false;
}
}
bool Serializer::save(std::string fileName, bool enforceUint)
{
validateFileName(fileName);
// Determine binary size through `getSerializableSize()` method
computeSize();
std::ofstream ostr (getFullFileName(fileName).c_str());
if (ostr) {
serializer2ostr(*this, ostr, enforceUint);
ostr.close();
return true;
} else {
return false;
}
}
void Serializer::computeSize(bool enforceRecompute)
{
// compute size (only if it wasn't computed yet or is enforced)
if (enforceRecompute || _size == 0) {
_size = _serializable.getSerializableSize();
}
}
void Serializer::validateFileName(std::string &fileName)
{
if (fileName == "") {
fileName = _fileName;
}
if (fileName == "") {
fileName = "Serializable";
}
}
const std::string Serializer::getFullFileName(const std::string& fileName)
{
return singleton::directories().getLogOutDir() + createParallelFileName(fileName) + ".dat";
}
/////////////// Serializable //////////////////////////
bool Serializable::save(std::string fileName, const bool enforceUint)
{
Serializer tmpSerializer(*this, fileName);
return tmpSerializer.save();
}
bool Serializable::load(std::string fileName, const bool enforceUint)
{
Serializer tmpSerializer(*this, fileName);
return tmpSerializer.load();
}
} // namespace olb
#endif
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