private void WriteNotification(bool asyncOperation)
{
ExTraceGlobals.NotificationsCallTracer.TraceDebug <SmtpAddress>((long)this.GetHashCode(), "Writing notifications for {0}.", this.userContext.ExchangePrincipal.MailboxInfo.PrimarySmtpAddress);
bool flag = false;
try
{
if (!this.notifiersStateLock.IsReaderLockHeld)
{
this.notifiersStateLock.LockReaderElastic(5000);
flag = true;
}
TimeSpan value = new TimeSpan(DateTime.UtcNow.Ticks);
double num = 0.0;
if (this.startThrottleTime != null)
{
num = value.Subtract(this.startThrottleTime.Value).TotalSeconds;
}
if (this.startThrottleTime == null || num > 10.0)
{
this.startThrottleTime = new TimeSpan?(value);
}
foreach (KeyValuePair <IPendingRequestNotifier, PendingRequestManager.PendingNotifierState> keyValuePair in this.notifierDataAvailableState)
{
IPendingRequestNotifier key = keyValuePair.Key;
PendingRequestManager.PendingNotifierState value2 = keyValuePair.Value;
int num2 = value2.CompareExchangeState(0, 1);
if (num2 != 1)
{
ExTraceGlobals.NotificationsCallTracer.TraceDebug <string, int, int>((long)this.GetHashCode(), "PendingRequestManager.WriteNotification is skipping notifier {0} / {1} with state {2}.", key.GetType().Name, key.GetHashCode(), num2);
}
else
{
this.WriteNotification(asyncOperation, num, key, value2);
}
}
if (flag)
{
this.notifiersStateLock.ReleaseReaderLock();
flag = false;
}
}
finally
{
if (flag)
{
this.notifiersStateLock.ReleaseReaderLock();
}
}
}
internal void OnNotifierDataAvailable(object sender, EventArgs args)
{
bool flag = false;
try
{
if (!this.notifiersStateLock.IsReaderLockHeld)
{
this.notifiersStateLock.LockReaderElastic(5000);
flag = true;
}
if (sender == null)
{
throw new ArgumentNullException("sender");
}
ExTraceGlobals.NotificationsCallTracer.TraceDebug <string, int>((long)this.GetHashCode(), "OnNotifierDataAvailable called by {0} / {1}", sender.GetType().Name, sender.GetHashCode());
IPendingRequestNotifier key = (IPendingRequestNotifier)sender;
PendingRequestManager.PendingNotifierState pendingNotifierState = null;
if (!this.notifierDataAvailableState.TryGetValue(key, out pendingNotifierState))
{
throw new ArgumentException("The sender object is not registered in the manager class");
}
int num = pendingNotifierState.CompareExchangeState(1, 0);
if (num != 0)
{
throw new OwaInvalidOperationException("OnNotifierDataAvailable should not be called if the manager did not consume the notifier's data yet. Notifier:" + sender.ToString());
}
this.WriteNotification(false);
}
catch (Exception e)
{
this.HandleException(sender.GetType().Name + ".Error", e);
}
finally
{
if (flag)
{
this.notifiersStateLock.ReleaseReaderLock();
}
}
}