private static int HandleFileSort(FileSortOptions options)
{
try
{
_logger.Info($"Starting to sort file '{options.InputFileName}'...");
var fileBufferSize = (int)MemorySize.Parse(options.FileBuffer);
var streamBufferSize = (int)MemorySize.Parse(options.StreamBuffer);
var memoryBufferSize = MemorySize.Parse(options.MemoryBuffer);
var sortMethodFactory = CreateSortMethodFactory(options);
var fileSort = new FileSort(
fileBufferSize,
streamBufferSize,
memoryBufferSize,
sortMethodFactory);
fileSort.Sort(options.InputFileName, options.OutputFileName);
_logger.Info($"File '{options.InputFileName}' has been successfully sorted.");
return(0);
}
catch (Exception ex)
{
_logger.Error($"Failed to sort file '{options.InputFileName}'.", ex);
return(1);
}
}
private static ISortMethodFactory CreateSortMethodFactory(FileSortOptions options)
{
if (options.SortMethod != null)
{
return(new SortMethodFactory(
options.SortMethod.Value,
options.ChannelCapacity,
options.SortConcurrency,
options.MergeConcurrency,
options.OnlyMemoryMerge,
options.QuickSortSize));
}
return(new SmartSortMethodFactory(
new FileInfo(options.InputFileName).Length,
options.ChannelCapacity,
options.SortConcurrency,
options.MergeConcurrency,
options.OnlyMemoryMerge,
options.QuickSortSize));
}
