TextIO.h
/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/serialisation/TextIO.h
Copyright (C) 2015
Author: Antonin Portelli <antonin.portelli@me.com>
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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.
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
#ifndef GRID_SERIALISATION_TEXT_READER_H
#define GRID_SERIALISATION_TEXT_READER_H
#include <iostream>
#include <iomanip>
#include <fstream>
#include <sstream>
#include <math.h>
#include <vector>
#include <cassert>
namespace Grid
{
class TextWriter: public Writer<TextWriter>
{
public:
TextWriter(const std::string &fileName);
virtual ~TextWriter(void) = default;
void push(const std::string &s);
void pop(void);
template <typename U>
void writeDefault(const std::string &s, const U &x);
template <typename U>
void writeDefault(const std::string &s, const std::vector<U> &x);
private:
void indent(void);
private:
std::ofstream file_;
int level_{0};
};
class TextReader: public Reader<TextReader>
{
public:
TextReader(const std::string &fileName);
virtual ~TextReader(void) = default;
bool push(const std::string &s);
void pop(void);
template <typename U>
void readDefault(const std::string &s, U &output);
template <typename U>
void readDefault(const std::string &s, std::vector<U> &output);
private:
void checkIndent(void);
private:
std::ifstream file_;
int level_{0};
};
// Writer template implementation ////////////////////////////////////////////
template <typename U>
void TextWriter::writeDefault(const std::string &s, const U &x)
{
indent();
file_ << std::boolalpha << x << std::endl;
}
template <typename U>
void TextWriter::writeDefault(const std::string &s, const std::vector<U> &x)
{
uint64_t sz = x.size();
write(s, sz);
for (uint64_t i = 0; i < sz; ++i)
{
write(s, x[i]);
}
}
// Reader template implementation ////////////////////////////////////////////
template <typename U>
void TextReader::readDefault(const std::string &s, U &output)
{
std::string buf;
readDefault(s, buf);
fromString(output, buf);
}
template <>
void TextReader::readDefault(const std::string &s, std::string &output);
template <typename U>
void TextReader::readDefault(const std::string &s, std::vector<U> &output)
{
uint64_t sz;
read("", sz);
output.resize(sz);
for (uint64_t i = 0; i < sz; ++i)
{
read("", output[i]);
}
}
}
#endif