void UserStreamRead_End(IAsyncResult ar)
{
TransStateObjectStream stateObj = (TransStateObjectStream)ar.AsyncState;
try
{
stateObj.UpdateContext();
int num = stateObj.UserStream.EndRead(ar);
if (0 == num) //for example coping zero-length file
{
FinishTransferingStream(DataStream);
OnDataTransfered(null, 0);
OnCompleted();
stateObj.SetCompleted();
}
else
{
DataStream.BeginWrite(_workBuffer,
0,
num,
new AsyncCallback(this.WriteDataStream_End),
stateObj);
}
}
catch (Exception e)
{
stateObj.Exception = e;
stateObj.SetCompleted();
}
catch
{
NSTrace.WriteLineError("Non-CLS exception at: " + Environment.StackTrace);
throw;
}
}
