/***************************************************************
** Name:        fileparser.h
** Author:      Leo Liberti
** Source:      GNU C++
** Purpose:     www exploring topologizer - file parser (header)
** History:     060820 work started
****************************************************************/

#ifndef _WETFILEPARSERH
#define _WETFILEPARSERH

#include<string>
#include<vector>

class FileParserException {
 public:
  FileParserException();
  ~FileParserException();
};

class FileParser {

 public:
  FileParser();
  FileParser(std::string theFileName, std::string theParseTag);
  ~FileParser();

  void setFileName(std::string theFileName);
  std::string getFileName(void) const;
  void setParseTag(std::string theParseTag);
  std::string getParseTag(void) const;

  // parse the file and build the list of parsed strings
  void parse(void) throw(FileParserException);

  // get the number of parsed strings after parsing
  int getNumberOfParsedStrings(void) const;

  // get the i-th parsed string
  std::string getParsedString(int i) const throw(FileParserException);

 protected:
  std::string fileName;
  std::string parseTag;

  // compare two strings (case insensitive), return 0 if equal
  int compareCaseInsensitive(const std::string& s1, 
                             const std::string& s2) const;

  // return true if s2 is the tail (case insensitive) of string s1
  bool isTailCaseInsensitive(const std::string& s1, 
                             const std::string& s2) const;
  
 private:
  std::vector<std::string> parsedString;

};

#endif