ColumnTextParser.hpp

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/*
 
  This file is part of OpenFLUID software
  Copyright(c) 2007, INRA - Montpellier SupAgro
 
 
 == GNU General Public License Usage ==
 
  OpenFLUID 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 3 of the License, or
  (at your option) any later version.
 
  OpenFLUID 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 OpenFLUID. If not, see <http://www.gnu.org/licenses/>.
 
 
 == Other Usage ==
 
  Other Usage means a use of OpenFLUID that is inconsistent with the GPL
  license, and requires a written agreement between You and INRA.
  Licensees for Other Usage of OpenFLUID may use this file in accordance
  with the terms contained in the written agreement between You and INRA.
  
*/
 
 
/**
  @file ColumnTextParser.hpp
 
  @author Jean-Christophe FABRE <jean-christophe.fabre@inra.fr>
*/
 
 
#ifndef __OPENFLUID_TOOLS_COLUMNTEXTPARSER_HPP__
#define __OPENFLUID_TOOLS_COLUMNTEXTPARSER_HPP__
 
 
#include <vector>
#include <string>
 
#include <openfluid/dllexport.hpp>
 
 
namespace openfluid { namespace tools {
 
 
/**
  Class for column file management and handling
*/
class OPENFLUID_API ColumnTextParser
{
 
  protected:
 
  private:
 
    std::string m_Delimiter;
 
    std::string m_CommentSymbol;
 
    unsigned int m_LinesCount;
    
    unsigned int m_ColsCount;
 
    std::vector<std::vector<std::string> > m_Contents;
 
    std::vector<std::string> tokenizeLine(const std::string& Line);
 
    std::vector<std::string> tokenizeString(const std::string& String);
 
    bool checkContents();
 
    bool isCommentLineStr(const std::string& LineStr);
 
    bool isEmptyLineStr(const std::string& LineStr);
 
 
  public:
 
    /**
      Constructor
    */
    ColumnTextParser(const std::string& CommentLineSymbol = "", const std::string& Delimiter = " \t\r\n");
 
    /**
      Destructor
    */
    ~ColumnTextParser();
 
 
    /**
      Loads a column text file
      @param[in] Filename the full path of the file to load
      @return true if everything went fine
    */
    bool loadFromFile(const std::string& Filename);
 
    /**
      Parses a one-line delimiter-separated string to set contents
      ex: "147.2 18 15 25 36 51.3 25.1 15", for 4 columns
      @param[in] Contents the string to parse
      @param[in] ColumnsNbr the number of columns (for splitting the sting into lines)
      @return true if everything went fine
    */
    bool setFromString(const std::string& Contents, unsigned int ColumnsNbr);
 
    /**
      Returns the value at a specified row-column, as a string
      @param[in] Line the line number of the value (first line is 0)
      @param[in] Column the column number of the value (first column is 0)
      @return the requested value
    */
    std::string getValue(unsigned int Line, unsigned int Column) const;
 
    /**
      Gets the value at a specified row-column, as a string
      @param[in] Line the line number of the value (first line is 0)
      @param[in] Column the column number of the value (first column is 0)
      @param[out] Value the requested value if exists
      @return true if the value has been found, false otherwise
    */
    bool getStringValue(unsigned int Line, unsigned int Column, std::string *Value) const;
 
    /**
      Gets the value at a specified row-column, as a long int
      @param[in] Line the line number of the value (first line is 0)
      @param[in] Column the column number of the value (first column is 0)
      @param[out] Value the requested value if exists
      @return true if the value has been found, false otherwise
    */
    bool getLongValue(unsigned int Line, unsigned int Column, long* Value) const;
 
 
    /**
      Gets the value at a specified row-column, as a double precision float
      @param[in] Line the line number of the value (first line is 0)
      @param[in] Column the column number of the value (first column is 0)
      @param[out] Value the requested value if exists
      @return true if the value has been found, false otherwise
    */
    bool getDoubleValue(unsigned int Line, unsigned int Column, double* Value) const;
 
    /**
      Returns the values at a specified line
      @param[in] Line the line number of the value (first line is 0)
      @return the requested values
    */
    std::vector<std::string> getValues(unsigned int Line) const;
 
    /**
      Returns the number of lines
      @return the number of lines
    */
    inline unsigned int getLinesCount() const { return m_LinesCount;};
 
    /**
      Returns the number of columns
      @return the number of columns
    */
    inline unsigned int getColsCount() const { return m_ColsCount;};
 
    void streamContents(std::ostream& OStream) const;
 
};
 
 
} }
 
 
#endif /* __OPENFLUID_TOOLS_COLUMNTEXTPARSER_HPP__ */