public void UpdateIndexFile()
{
using (StreamWriter sr = new StreamWriter(this.PutioFile.DataProvider.LocalIndexFile))
{
sr.Flush();
sr.BaseStream.Seek(0, SeekOrigin.Begin);
foreach (LongRange lr in this.RangeCollection.RangeSet)
{
sr.WriteLine(String.Format("{0},{1}", lr.Start, lr.End));
}
}
}