IoFileListItem.h

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// IoFileListItem
//
// Package: Io (IoModules)
//
// Concept: Helper class to associate a file path, including wildcards,
//          with an associated file list and stream list.
//
// schubert@hep.umn.edu
#ifndef IOFILELISTITEM_H
#define IOFILELISTITEM_H

#include <iosfwd>
#include <list>
#include <map>
#include <vector>

class IoFileListItem;
std::ostream& operator << (std::ostream& os, const IoFileListItem& ifl);

class IoFileListItem {

public:
  // Typedefs and enumerations
  typedef std::map< std::string, std::string > FileStreamMap;
  typedef FileStreamMap::iterator FileStreamMapItr;
  typedef FileStreamMap::const_iterator FileStreamMapConstItr;

  // Constructor and destructor
  IoFileListItem(const char* filepath,int at,const char* streamlist);
  virtual ~IoFileListItem();

  // State testing methods
  int GetAt() const { return fAt; }
  const FileStreamMap& GetFileStreamMap() const { return fFileStreamMap; }
  int GetNumFile() const { return fFileStreamMap.size(); }
  virtual std::ostream& Print(std::ostream& os) const;

  // Stage changing methods  
  void RemoveFile(const char* filename, const char* streamlist);

private:
  std::list<std::string> BuildFileIndex(std::string filepath);
  void BuildDirIndex(std::string dirpath,std::string subdir,
                     std::vector<std::string>& subdirlist) const;
  std::string  BuildDefStreamList(std::string filename);

  std::string   fFilePath;  // file path used to construct file list
  int           fAt;        // index at which to add these files
  FileStreamMap fFileStreamMap; //file name/stream list pairs
 
};

#endif // IOFILELISTITEM_H

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