Reader.h

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/* This software and supporting documentation are distributed by
 *     Institut Federatif de Recherche 49
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 *     91191 Gif-sur-Yvette cedex
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 *
 * This software is governed by the CeCILL-B license under
 * French law and abiding by the rules of distribution of free software.
 * You can  use, modify and/or redistribute the software under the
 * terms of the CeCILL-B license as circulated by CEA, CNRS
 * and INRIA at the following URL "http://www.cecill.info".
 *
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 * economic rights,  and the successive licensors  have only  limited
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#ifndef ANA_PROCESSOR_READER_H
#define ANA_PROCESSOR_READER_H


//--- header files ------------------------------------------------------------

#include <anatomist/processor/context.h>
#include <anatomist/processor/pipeReaderP.h>
#include <cartobase/smart/mutexrcptr.h>
#include <fstream>
#include <string>

namespace anatomist
{
  class Unserializer;


  //--- class declarations ----------------------------------------------------

  class CommandReader
  {
  public:
    CommandReader( const std::string& filename, 
                   carto::MutexRcPtr<CommandContext> & context );
    CommandReader( carto::MutexRcPtr<CommandContext> & context );

    virtual ~CommandReader();

    void attach( std::istream & is );
    void close();
    bool askedToClose() const { return( _askedToClose ); }
    bool askedToRemovePipeFile() const { return( _removePipe ); }


    void read();

    void readOne();


  private:
    std::istream                        *_history;
    bool                                _ownStream;
    carto::MutexRcPtr<CommandContext>   _context;
    bool                                _askedToClose;
    bool                                _removePipe;
  };

}

#endif