BioDatabase.h

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#ifndef BIODATABASE_H
#define BIODATABASE_H

#include<string>
#include<vector>
#include<iostream>
#include<fstream>
#include <cstdio>
#include <cstdlib>

using namespace std;

class BioDatabase
{
       friend bool operator >(const BioDatabase& , const BioDatabase&);
       friend bool operator <(const BioDatabase& , const BioDatabase&);
       friend bool operator ==(const BioDatabase& , const BioDatabase&);

        vector<string> fileNames_,dirNames_;
        string dirPath_,ext_;
        int flag;
        
void retrieveFiles(BioDatabase &bd, int n, ostream & = cout,string ext= "*");
        void retrieveDirs(BioDatabase &bd, int n, vector <string> & vst);
        void retrieveDirs(BioDatabase &bd, int n, ostream & = cout);
        void retrieveDirs(BioDatabase &bd, int n, int & cnt);
        string getFullPath(const string & st);

public :
   BioDatabase();
   BioDatabase(string directoryName ,string extension ="*");
   
   void changeDirectory(string diretoryName = "NULL",string extension = "*");
   void refresh(); 

   bool findFile(string fn = "NULL");
   bool findSubDirectory(string dn = "NULL");

//   bool findFileRecursively(string fn = "NULL");
//   bool findSubDirectoryRecursively(string dn = "NULL");
   
   bool createDirectory(string  directoryName);
   bool removeDirectory(string  directoryName);
   bool removeFile(string  fileName);
   bool renameFile(string  fn1, string fn2);
   bool copyFile(string  fn1, string fn2);

   string getFile(unsigned int index);
//   vector <string> getFileListRecursively();
   vector <string> getSubDirectoryListRecursively();
   int getNumberOfSubDirectoryListRecursively();

   string getCurrentDirectory();
   string getSubDirectory(unsigned int index);

   string getFileWithFullPath(unsigned int index);
   long getFileIndex(const string & st);
   long getSubDirectoryIndex(const string & st);
   string getSubDirectoryWithFullPath(unsigned int index);
   long getNumberOfFiles();
   long getNumberOfSubDirectories();

   void showFileList(ostream & os = cout); 
   void showSubDirectoryList(ostream & os = cout); 
   
   void showFileListRecursively(ostream & os = cout); 
   void showSubDirectoryListRecursively(ostream & os = cout); 

};

#endif