FFStream.hpp

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//==============================================================================
//
//  This file is part of GNSSTk, the ARL:UT GNSS Toolkit.
//
//  The GNSSTk is free software; you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation; either version 3.0 of the License, or
//  any later version.
//
//  The GNSSTk is distributed in the hope that it will be useful,
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//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with GNSSTk; if not, write to the Free Software Foundation,
//  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin.
//  Copyright 2004-2022, The Board of Regents of The University of Texas System
//
//==============================================================================
 
//==============================================================================
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin, under contract to an agency or agencies
//  within the U.S. Department of Defense. The U.S. Government retains all
//  rights to use, duplicate, distribute, disclose, or release this software.
//
//  Pursuant to DoD Directive 523024
//
//  DISTRIBUTION STATEMENT A: This software has been approved for public
//                            release, distribution is unlimited.
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//==============================================================================
 
#ifndef GNSSTK_FFSTREAM_HPP
#define GNSSTK_FFSTREAM_HPP
 
#include <iostream>
#include <fstream>
#include <string>
#include <typeinfo>
 
#include "FFStreamError.hpp"
#include "FFData.hpp"
#include "StringUtils.hpp"
 
namespace gnsstk
{
 
 
   class FFStream : public std::fstream
   {
   public:
      FFStream();
 
      virtual ~FFStream();
 
      FFStream( const char* fn, std::ios::openmode mode=std::ios::in );
 
      FFStream( const std::string& fn, std::ios::openmode mode=std::ios::in );
 
      virtual void open( const char* fn, std::ios::openmode mode );
 
      virtual void open( const std::string& fn, std::ios::openmode mode );
 
      void dumpState(std::ostream& s = std::cout) const;
 
      inline void conditionalThrow(void);
 
      static bool isFFStream(std::istream& i);
 
      FFStreamError mostRecentException;
 
      unsigned int recordNumber;
 
      std::string filename;
 
      friend class FFData;
 
 
   protected:
 
 
      virtual void tryFFStreamGet(FFData& rec);
 
 
      virtual void tryFFStreamPut(const FFData& rec);
 
   private:
      void init(const char* fn, std::ios::openmode mode);
 
   }; // End of class 'FFStream'
 
 
 
   void FFStream ::
   conditionalThrow(void)
   {
      if (exceptions() & std::fstream::failbit)
      {
         GNSSTK_THROW(mostRecentException);
      }
   }
 
}  // End of namespace gnsstk
#endif   // GNSSTK_FFSTREAM_HPP