问如何选择shared命名空间

EN

  static void Main(string[] args)
        {
            using (var client = new ImapClient())
            {
                client.Connect("imap.c.com", 993, true);
            // Note: since we don't have an OAuth2 token, disable
            // the XOAUTH2 authentication mechanism.
            client.AuthenticationMechanisms.Remove("XOAUTH2");

            client.Authenticate("aa", "sdfdsf");

            var user_namespace = client.GetFolder(client.SharedNamespaces[0] );
            user_namespace.Open(FolderAccess.ReadOnly);


            // The Inbox folder is always available on all IMAP servers...

            //var inbox = client.Inbox;
            //inbox.Open(FolderAccess.ReadOnly);

            //Console.WriteLine("Total messages: {0}", inbox.Count);
            //Console.WriteLine("Recent messages: {0}", inbox.Recent);

            //for (int i = 0; i < inbox.Count; i++)
            //{
            //    var message = inbox.GetMessage(i);
            //    Console.WriteLine("Subject: {0}", message.Subject);
            //}

            //client.Disconnect(true);
        }
    }
}