itemW.h

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/* This software and supporting documentation are distributed by
 *     Institut Federatif de Recherche 49
 *     CEA/NeuroSpin, Batiment 145,
 *     91191 Gif-sur-Yvette cedex
 *     France
 *
 * 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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/*
 *  Data item writer class
 */
#ifndef AIMS_IO_ITEMW_H
#define AIMS_IO_ITEMW_H

#include <string>
#include <iostream>

namespace aims
{

  template<class T>
  class ItemWriter
  {
  public:
    virtual ~ItemWriter() {}

    virtual void write( std::ostream & os, const T & item ) const 
    { write( os, &item, 1 ); }
    virtual void write( std::ostream & os, const T* pitem, 
                        size_t n ) const = 0;
    virtual ItemWriter<T>* writer( const std::string & openmode = "binar", 
                                   bool bswap = false ) const = 0;
  };

}


#endif