file-utils.cc (Latest change: Author:Lakshman Anumolu <acrlakshman@yahoo.co.in>, 2019-07-26 23:58:51 -0500, [commit: 5e5cd8b])

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// Copyright 2019 Lakshman Anumolu, Raunak Bardia.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software without
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#include "gals/utilities/file-utils.h"

#include <fstream>

#include "gals/utilities/array.h"
#include "gals/utilities/grid.h"
#include "gals/utilities/utilities.h"
#include "gals/utilities/vec3.h"

namespace fs = filesystem;

GALS::UTILITIES::FileUtils::FileUtils() {}

GALS::UTILITIES::FileUtils::~FileUtils() {}

void GALS::UTILITIES::FileUtils::setRootDirectory(const std::string root_dir) { m_root_dir = root_dir; }

const std::string GALS::UTILITIES::FileUtils::getRootDirectory() const { return m_root_dir; }

bool GALS::UTILITIES::FileUtils::fileExists(const std::string file_name) const
{
  fs::path file_path(file_name);

  return file_path.exists();
}

bool GALS::UTILITIES::FileUtils::removeFile(const std::string file_name) const
{
  fs::path file_path(file_name);

  return file_path.remove_file();
}

bool GALS::UTILITIES::FileUtils::createDirectory(const std::string dir_name) const
{
  fs::path dir_path(dir_name);

  if (!dir_path.exists()) {
    return fs::create_directories(dir_path);
  }

  return true;
}

bool GALS::UTILITIES::FileUtils::removeDirectory(const std::string dir_name) const
{
  fs::path dir_path(dir_name);

  return fs::remove_directories(dir_path);
}

template <typename T>
void GALS::UTILITIES::FileUtils::write(const std::string file_name, const T& field)
{
  std::ofstream ofs(file_name);

  ofs << field;
  ofs.close();
}

#define P(...) __VA_ARGS__
#define _INSTANTIATE_WRITE_(type) template void GALS::UTILITIES::FileUtils::write<type>(const std::string, const type&);

_INSTANTIATE_WRITE_(P(GALS::CPU::Array<GALS::CPU::Grid<double, 1>, double>));
_INSTANTIATE_WRITE_(P(GALS::CPU::Array<GALS::CPU::Grid<double, 1>, GALS::CPU::Vec3<double>>));
_INSTANTIATE_WRITE_(P(GALS::CPU::Array<GALS::CPU::Grid<double, 2>, double>));
_INSTANTIATE_WRITE_(P(GALS::CPU::Array<GALS::CPU::Grid<double, 2>, GALS::CPU::Vec3<double>>));
_INSTANTIATE_WRITE_(P(GALS::CPU::Array<GALS::CPU::Grid<double, 3>, GALS::CPU::Vec3<double>>));