void filterCopyStream(Stream input, Stream outStream)
{
using (StreamWriter streamWriter = new StreamWriter(outStream, System.Text.Encoding.UTF8))
{
using (StreamReader streamReader = new StreamReader(input))
{
string line;
Regex rx = new Regex("^(?<time>[^;]+);(?<source>[^;]+);(?<level>[^;]+)");
var allFilterOptions = Enum.GetValues(typeof(FilterOptionsType));
while ((line = streamReader.ReadLine()) != null)
{
Match m = rx.Match(line);
bool skip = false;
if (m.Success)
{
foreach (FilterOptionsType filterOption in allFilterOptions)
{
if (!FilterOptions.HasFlag(filterOption))
{
string searchString = logFilterOptionsLUT[filterOption];
if (m.Groups["level"].Value.Trim() == searchString)
{
skip = true;
break;
}
}
}
}
if (!skip)
{
streamWriter.WriteLine(line);
}
}
}
}
}
