FileInputStream.C

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//* This file is part of the MOOSE framework
//* https://mooseframework.inl.gov
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html
 
#include "FileInputStream.h"
 
#include "MooseError.h"
 
#include <fstream>
 
FileInputStream::FileInputStream(const std::string & filename) : InputStream(), _filename(filename)
{
}
 
std::shared_ptr<std::istream>
FileInputStream::get() const
{
  std::shared_ptr<std::istream> stream = std::make_unique<std::ifstream>();
  addSharedStream(stream);
 
  auto & in = *static_cast<std::ifstream *>(stream.get());
  in.open(_filename.c_str(), std::ios::in | std::ios::binary);
  if (in.fail())
    mooseError("Unable to open file ", std::filesystem::absolute(_filename));
 
  return stream;
}
 
std::optional<std::filesystem::path>
FileInputStream::getFilename() const
{
  return _filename;
}