CarmaFileHandler.h

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// $Id: CarmaFileHandler.h,v 1.2 2010/12/13 20:52:26 eml Exp $

#ifndef SZA_ANTENNA_CORBA_CARMAFILEHANDLER_H
#define SZA_ANTENNA_CORBA_CARMAFILEHANDLER_H

#include "carma/szautil/DirList.h"
#include "carma/szautil/String.h"

#include <string>
#include <vector>

namespace sza {
  namespace antenna {
    namespace corba {

      class CarmaFileHandler {
      public:

        CarmaFileHandler(std::string dir);

        virtual ~CarmaFileHandler();

        // Return true if we are at the end of the file list

        bool atEnd();

        std::string getNextFile();
        void markCurrentFileAsComplete();

        void getFileList(std::string dir);
        void generateFileList();

        // Load the list of completed files from disk

        void loadCompletedFiles();

        // Write the list of completed files back to disk

        void writeCompletedFiles();

        // Purge files in the "completed" list that are older than the
        // first file in our list

        void mergeFileLists();

        void setCompletedFileList(std::string fileList);

        virtual bool isFileType(sza::util::String& fileName);

        friend std::ostream& operator<<(std::ostream& os, CarmaFileHandler& handler);

      protected:

        std::string dir_;
        unsigned nFile_;
        int iFile_;

        std::vector<std::string> fileNames_;

        // A list of completed files

        std::vector<std::string> completedFiles_;
        std::vector<std::string> lastCompletedFiles_;

        // The name of a file containing the list of completed files

        std::string completedFileList_;

      }; // End class CarmaFileHandler

      std::ostream& operator<<(std::ostream& os, CarmaFileHandler& handler);

    } // End namespace corba
  } // End namespace antenna
} // End namespace sza



#endif // End #ifndef SZA_ANTENNA_CORBA_CARMAFILEHANDLER_H