public Newsgroup ConnectGroup(string group)
{
if (this.connectedServer == null)
{
throw new NntpException("No connecting newsserver.");
}
if (this.connectedGroup == null || this.connectedGroup.Group != group)
{
Response res = MakeRequest("GROUP " + group);
if (res.Code != 211)
{
this.connectedGroup = null;
throw new NntpException(res.Code, res.Request);
}
string[] values = res.Message.Split(' ');
this.connectedGroup = new Newsgroup(group, int.Parse(values[1]), int.Parse(values[2]));
}
return(this.connectedGroup);
}
private void Reset()
{
this.connectedServer = null;
this.connectedGroup = null;
this.username = null;
this.password = null;
if (this.tcpClient != null)
{
try
{
this.sw.Close();
this.sr.Close();
this.tcpClient.Close();
}
catch
{
}
}
this.tcpClient = new TcpClient();
this.tcpClient.SendTimeout = timeout;
this.tcpClient.ReceiveTimeout = timeout;
}
