/usr/include/Bpp/Io/FileTools.h is in libbpp-core-dev 2.1.0-1.
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// File FileTools.h
// Created by: Guillaume Deuchst
// Julien Dutheil
// Last modification : Monday August 4 2003
//
/*
Copyright or © or Copr. Bio++ Development Team, (November 17, 2004)
This software is a computer program whose purpose is to provide utilitary
classes. This file belongs to the Bio++ Project.
This software is governed by the CeCILL license under French law and
abiding by the rules of distribution of free software. You can use,
modify and/ or redistribute the software under the terms of the CeCILL
license as circulated by CEA, CNRS and INRIA at the following URL
"http://www.cecill.info".
As a counterpart to the access to the source code and rights to copy,
modify and redistribute granted by the license, users are provided only
with a limited warranty and the software's author, the holder of the
economic rights, and the successive licensors have only limited
liability.
In this respect, the user's attention is drawn to the risks associated
with loading, using, modifying and/or developing or reproducing the
software by the user in light of its specific status of free software,
that may mean that it is complicated to manipulate, and that also
therefore means that it is reserved for developers and experienced
professionals having in-depth computer knowledge. Users are therefore
encouraged to load and test the software's suitability as regards their
requirements in conditions enabling the security of their systems and/or
data to be ensured and, more generally, to use and operate it in the
same conditions as regards security.
The fact that you are presently reading this means that you have had
knowledge of the CeCILL license and that you accept its terms.
*/
#ifndef _FILETOOLS_H_
#define _FILETOOLS_H_
// From the STL:
#include <string>
#include <vector>
#include <iostream>
#include <fstream>
#include <cstdio>
//#include <io.h> // required for directoryExists method
namespace bpp
{
/**
* @brief Some utilitary functions to deal with files.
*
* File paths default to unix, i.e. the directory seprator if '/'.
* This character is stored in the variable 'DIR_SEP', and hence may be changed by
* @code
* FileTools::DIR_SEP='\\';
* @endcode
* for windows programs.
*
* Methods dealing with pathes have an optional dirSep argument, which default to DIR_SEP.
*/
class FileTools
{
public:
static char DIR_SEP;
public:
FileTools() {}
virtual ~FileTools() {}
public:
/**
* @brief Tells if a file exist.
*
* @param filename The path toward the file.
* @return True if the file exists.
*/
static bool fileExists(const std::string& filename);
/**
* @brief Tells if a directory exist.
*
* NB: this is an alias for fileExists.
*
* @param path The path toward the file.
* @return True if the file exists.
*/
static bool directoryExists(const std::string& path);
/**
* @brief Get the name of of a file, without extension.
*
* Example:
* FileTools::getFileName("/path/file.ext") returns "file".
* This method is not recursive, hence
* FileTools::getfileName("/home/me/archive.tar.gz") returns "archive".
*
* An empty string is returned if 'path' is not a valid path toward a file.
*
* @param path A file path.
* @param dirSep The directory separator.
* @return The filename of the file specified by path.
*/
static std::string getFileName(const std::string& path, char dirSep = DIR_SEP);
/**
* @brief Get the size of a file.
*
* @param filename The path toward the file.
* @return The size of the file.
* @author Sylvain Gaillard
*/
static std::streampos getFileSize(const std::string& filename);
/**
* @brief Get the path of the parent directry of the given file/dir.
*
* @param path A file/directory path.
* @param dirSep The directory separator.
* @return The path towar dthe parent directory.
*/
static std::string getParent(const std::string& path, char dirSep = DIR_SEP);
/**
* @brief Get the extension of a file.
*
* Example:
* FileTools::getExtension("/path/file.ext") returns "ext".
* This method is not recursive, hence
* FileTools::getExtension("/home/me/archive.tar.gz") returns "gz".
*
* @param path A file path.
* @return The extension of the file specified by path.
*/
static std::string getExtension(const std::string& path);
/**
* @brief Reads a stream and write each line in a vector.
*
* @param input Input stream.
* @return A vector of strings.
*/
static std::vector<std::string> putStreamIntoVectorOfStrings(std::istream& input);
/**
* @brief Get the next non-blanck line of a stream.
*
* @param in Input stream.
*/
static std::string getNextLine(std::istream& in);
};
} //end of namespace bpp.
#endif // _FILETOOLS_H_
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