key_value.h

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/* Copyright (c) 2008-2022 the MRtrix3 contributors.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Covered Software is provided under this License on an "as is"
 * basis, without warranty of any kind, either expressed, implied, or
 * statutory, including, without limitation, warranties that the
 * Covered Software is free of defects, merchantable, fit for a
 * particular purpose or non-infringing.
 * See the Mozilla Public License v. 2.0 for more details.
 *
 * For more details, see http://www.mrtrix.org/.
 */
 
#ifndef __file_key_value_h__
#define __file_key_value_h__
 
#include <fstream>
#include "mrtrix.h"
#include "types.h"
 
namespace MR
{
  namespace File
  {
 
    class OFStream;
 
    namespace KeyValue
    {
 
 
 
      class Reader { NOMEMALIGN
        public:
          Reader () { }
          Reader (const std::string& file, const char* first_line = nullptr) {
            open (file, first_line);
          }
 
          void open (const std::string& file, const char* first_line = nullptr);
          bool next ();
          void close () {
            in.close();
          }
 
          const std::string& key () const throw ()   {
            return (K);
          }
          const std::string& value () const throw () {
            return (V);
          }
          const std::string& name () const throw ()  {
            return (filename);
          }
 
        protected:
          std::string K, V, filename;
          std::ifstream in;
      };
 
 
 
 
      void write (File::OFStream& out,
                  const KeyValues& keyvals,
                  const std::string& prefix,
                  const bool add_to_command_history = true);
 
 
 
    }
  }
}
 
#endif