public ImapMessageInfoList EndWaitForMessageArrival(IAsyncResult asyncResult)
{
if (asyncResult != waitForMessageArrivalAsyncResult)
throw new ArgumentException("invalid IAsyncResult", "asyncResult");
try {
waitForMessageArrivalAsyncResult.EndProc();
return GetArrivalMessages(waitForMessageArrivalAsyncResult);
}
finally {
waitForMessageArrivalAsyncResult = null;
}
}
public IAsyncResult BeginWaitForMessageArrival(int millisecondsPollingInterval,
ImapMessageFetchAttributeOptions options,
object asyncState,
AsyncCallback asyncCallback)
{
if (millisecondsPollingInterval <= 0)
throw new ArgumentOutOfRangeException("millisecondsPollingInterval", millisecondsPollingInterval, "must be non-zero positive number");
if (waitForMessageArrivalAsyncResult != null)
throw new InvalidOperationException("another operation proceeding");
var isIdleCapable = Client.ServerCapabilities.Has(ImapCapability.Idle);
if (!isIdleCapable && maximumPollingInterval <= millisecondsPollingInterval)
throw new ArgumentOutOfRangeException("millisecondsPollingInterval",
millisecondsPollingInterval,
string.Format("maximum interval is {0} but requested was {1}", maximumPollingInterval, millisecondsPollingInterval));
var proc = isIdleCapable
? new WaitForMessageArrivalProc(WaitForMessageArrivalIdle)
: new WaitForMessageArrivalProc(WaitForMessageArrivalNoOp);
waitForMessageArrivalAsyncResult = new WaitForMessageArrivalAsyncResult(millisecondsPollingInterval,
Mailbox,
options,
proc,
asyncState,
asyncCallback);
waitForMessageArrivalAsyncResult.BeginProc();
return waitForMessageArrivalAsyncResult;
}
