contrib/mul/mbl/mbl_save_text_file.txx

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#ifndef mbl_save_text_file_txx_
#define mbl_save_text_file_txx_
//:
// \file
// \brief Functions to save objects to text file
// \author dac

#include "mbl_save_text_file.h"

#include <mbl/mbl_exception.h>
#include <vcl_fstream.h>

//: Save vector to file with format  { n v1 v2 .. vn }
template <class T>
bool mbl_save_text_file(const vcl_vector<T >& v, const vcl_string& path)
{
  vcl_ofstream ofs(path.c_str());
  if (!ofs)
  {
    mbl_exception_throw_os_error( path, "mbl_save_text_file: failed to save" );
    return false;
  }

  //ofs<<v.size()<<'\n';
  for (unsigned i=0;i<v.size();++i)
  {
    ofs<<v[i]<<'\n';
  }
  ofs.close();
  return true;
}

//: Save vector to stream with format  { n v1 v2 .. vn }
template <class T>
bool mbl_save_text_file(const vcl_vector<T >& v, vcl_ostream &os, const vcl_string& delim)
{
  for (typename vcl_vector<T >::const_iterator it=v.begin(), end=v.end(); it!=end; ++it)
    os << *it << delim;

  return true;
}


#undef MBL_SAVE_TEXT_FILE_INSTANTIATE_PATH
#define MBL_SAVE_TEXT_FILE_INSTANTIATE_PATH(T ) \
template bool mbl_save_text_file(const vcl_vector<T >& v, const vcl_string& path)
#undef MBL_SAVE_TEXT_FILE_INSTANTIATE_STREAM
#define MBL_SAVE_TEXT_FILE_INSTANTIATE_STREAM(T ) \
template bool mbl_save_text_file(const vcl_vector<T >& v, vcl_ostream &os, const vcl_string &delim)

#endif // mbl_save_text_file_txx_