configfile.h

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#ifndef  _MY_ConfigFile_
#define _MY_ConfigFile_
#include <fstream>
#include <ext/hash_map>
#include "stringhashfun.h"

using std::string;

#define TOKEN_SIZE 10000
class ConfigFile
{
 private:
  char strToken[TOKEN_SIZE]; 
  int numLines;   
  enum TokenId {STRING,KEY,ASSIGN_OPERATOR,COMMENT,INVALID_TOKEN,NUMBER,END_OF_FILE};


  TokenId getToken(std::ifstream &file); 
  struct TokenValue
  {
    int tokenId;
    std::string value;

  };
  typedef __gnu_cxx::hash_map<string,struct TokenValue,StringHashFun,struct eqstr> KeysMap;

  KeysMap keysMap;

  std::string m_currFile;
 protected:

 public:


  ConfigFile();
  ~ConfigFile();
  void readFile(string fileName);
  std::string getCurrentFile(){return m_currFile;}
  string getString(string key);
  double getDouble(string key);
  double getDouble(string key,double def);

  int getInt(string key);
  int getInt(string key,int def);

  unsigned getUnsigned(string key);
  bool isDefined(string key);

};

#endif

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