public SmtpMailItemNextHopConnection(NextHopSolutionKey key, IReadOnlyMailItem mailItem, ISmtpMailItemSenderNotifications notificationHandler) : base(null, 0L, DeliveryPriority.Normal, null)
{
this.key = key;
this.mailItem = mailItem;
this.readyRecipients = this.GetReadyRecipients();
this.recipientsPending = this.readyRecipients.Count;
this.recipientEnumerator = this.mailItem.Recipients.GetEnumerator();
this.recipientEnumeratorAck = this.mailItem.Recipients.GetEnumerator();
this.notificationHandler = notificationHandler;
}
public SmtpMailItemResult Send(IReadOnlyMailItem readOnlyMailItem, bool useLocalHubOnly, TimeSpan waitTimeOut, ISmtpMailItemSenderNotifications notificationHandler)
{
if (readOnlyMailItem == null)
{
throw new ArgumentNullException("readOnlyMailItem");
}
IEnumerable <INextHopServer> enumerable;
if (useLocalHubOnly)
{
string text = SmtpMailItemSender.LocalFQDN;
bool flag = SmtpMailItemSender.IsFrontendAndHubColocatedServer;
if (string.IsNullOrEmpty(text))
{
throw new InvalidOperationException("Email is unable to be sent because the name of the local machine can not be detemined.");
}
enumerable = new List <INextHopServer>();
((List <INextHopServer>)enumerable).Add(new NextHopFqdn(text, flag));
}
else
{
LatencyTracker.BeginTrackLatency(LatencyComponent.MailboxTransportSubmissionStoreDriverSubmissionHubSelector, readOnlyMailItem.LatencyTracker);
if (!Components.ProxyHubSelectorComponent.ProxyHubSelector.TrySelectHubServers(readOnlyMailItem, out enumerable))
{
throw new InvalidOperationException("Email is unable to be sent because Hub Selector didn't return any HUBs.");
}
LatencyTracker.EndTrackLatency(LatencyComponent.MailboxTransportSubmissionStoreDriverSubmissionHubSelector, readOnlyMailItem.LatencyTracker);
}
NextHopSolutionKey key = new NextHopSolutionKey(NextHopType.Empty, "MailboxTransportSubmissionInternalProxy", Guid.Empty);
SmtpMailItemResult smtpMailItemResult;
using (SmtpMailItemNextHopConnection smtpMailItemNextHopConnection = new SmtpMailItemNextHopConnection(key, readOnlyMailItem, notificationHandler))
{
LatencyTracker.BeginTrackLatency(LatencyComponent.MailboxTransportSubmissionStoreDriverSubmissionSmtpOut, readOnlyMailItem.LatencyTracker);
Components.SmtpOutConnectionHandler.HandleProxyConnection(smtpMailItemNextHopConnection, enumerable, true, null);
smtpMailItemNextHopConnection.AckConnectionEvent.WaitOne(waitTimeOut);
LatencyTracker.EndTrackLatency(LatencyComponent.MailboxTransportSubmissionStoreDriverSubmissionSmtpOut, readOnlyMailItem.LatencyTracker);
smtpMailItemResult = smtpMailItemNextHopConnection.SmtpMailItemResult;
}
return(smtpMailItemResult);
}