private SynchronizationResult ReadSynchronizeDirectories()
{
using (Logger.CreateCallstack())
{
SynchronizationResult result = new SynchronizationResult();
using (ElementLogReader groupReader = _reader.WaitForGroupAndCreateLogReader())
using (RegisterOperationResult(result))
using (CreateProgressHandler())
{
bool transferIsUpload = false;
TransferEventArgs transfer = null;
while (groupReader.Read(0))
{
bool transferWillBeUpload;
if ((transferWillBeUpload = groupReader.IsNonEmptyElement(TransferEventArgs.UploadTag)) ||
groupReader.IsNonEmptyElement(TransferEventArgs.DownloadTag))
{
if (transfer != null)
{
AddSynchronizationTransfer(result, transferIsUpload, transfer);
}
transfer = TransferEventArgs.Read(groupReader);
transferIsUpload = transferWillBeUpload;
}
else if (groupReader.IsNonEmptyElement(RemovalEventArgs.Tag))
{
result.AddRemoval(RemovalEventArgs.Read(groupReader));
}
else if (groupReader.IsNonEmptyElement(ChmodEventArgs.Tag))
{
if (transfer == null)
{
throw new InvalidOperationException();
}
transfer.Chmod = ChmodEventArgs.Read(groupReader);
}
else if (groupReader.IsNonEmptyElement(TouchEventArgs.Tag))
{
if (transfer == null)
{
throw new InvalidOperationException();
}
transfer.Touch = TouchEventArgs.Read(groupReader);
}
}
if (transfer != null)
{
AddSynchronizationTransfer(result, transferIsUpload, transfer);
}
}
return result;
}
}
