IOParameters.h

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/* Frobby: Software for monomial ideal computations.
   Copyright (C) 2007 Bjarke Hammersholt Roune (www.broune.com)
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see http://www.gnu.org/licenses/.
*/
#ifndef IO_PARAMETERS_GUARD
#define IO_PARAMETERS_GUARD
 
#include "ParameterGroup.h"
#include "StringParameter.h"
#include "IOHandler.h"
 
class Scanner;
class DataType;
 
class IOParameters : public ParameterGroup {
 public:
  IOParameters(const DataType& input, const DataType& output);
 
  void setOutputFormat(const string& format);
  void setInputFormat(const string& format);
 
  const string& getInputFormat() const;
  const string& getOutputFormat() const;
 
  auto_ptr<IOHandler> createInputHandler() const;
  auto_ptr<IOHandler> createOutputHandler() const;
 
  void autoDetectInputFormat(Scanner& in);
 
  // Exits with an error message if the input or output format is not
  // known.
  void validateFormats() const;
 
 private:
  const DataType& _inputType;
  const DataType& _outputType;
 
  auto_ptr<StringParameter> _inputFormat;
  auto_ptr<StringParameter> _outputFormat;
};
 
#endif