Exemplo n.º 1
0
Error appendToFile(const core::FilePath& filePath,
                       const ContentType& content)
{
   using namespace boost::system::errc ;
   
   // open the file stream
   boost::shared_ptr<std::ostream> pOfs;
   Error error = filePath.open_w(&pOfs, false);
   if (error)
      return error;

   try
   {
      pOfs->seekp(0, std::ios_base::end);

      // append the content
      *pOfs << content  ;
      if (pOfs->fail())
         return systemError(io_error, ERROR_LOCATION);
   }
   catch(const std::exception& e)
   {
      Error error = systemError(boost::system::errc::io_error,
                                ERROR_LOCATION);
      error.addProperty("what", e.what());
      error.addProperty("path", filePath.absolutePath());
      return error;
   }

   return Success() ;
}
Exemplo n.º 2
0
Error writeCollectionToFile(
         const core::FilePath& filePath, 
         const CollectionType& collection,
         boost::function<std::string(
                                 const typename CollectionType::value_type&)>
                         stringifyFunction)
{
   using namespace boost::system::errc ;
   
   // open the file stream
   boost::shared_ptr<std::ostream> pOfs;
   Error error = filePath.open_w(&pOfs, true);
   if (error)
      return error;

   try
   {
      // write each line
      for (typename CollectionType::const_iterator
            it = collection.begin();
            it != collection.end();
            ++it)
      {
         *pOfs << stringifyFunction(*it) << std::endl ;

        if (pOfs->fail())
             return systemError(io_error, ERROR_LOCATION);
      }
   }
   catch(const std::exception& e)
   {
      Error error = systemError(boost::system::errc::io_error,
                                ERROR_LOCATION);
      error.addProperty("what", e.what());
      error.addProperty("path", filePath.absolutePath());
      return error;
   }

   return Success() ;
}