protected override async Task <Action <AsyncCodeActivityContext> > ExecuteAsync(AsyncCodeActivityContext context, CancellationToken cancellationToken)
{
int num = TimeoutMS.Get(context);
string body = Body.Get(context);
MailMessage mailMessage = MailMessage.Get(context);
if (mailMessage == null)
{
throw new ArgumentNullException("MailMessage对象不能为空！");
}
MailMessage message = mailMessage;
List <string> attachments = new List <string>();
foreach (InArgument <string> file in Files)
{
AddAttachments(attachments, file.Get(context));
}
foreach (string item in AttachmentsCollection.Get(context).EmptyIfNull())
{
AddAttachments(attachments, item);
}
num = ((num <= 0) ? DefaultTimeoutMS : num);
using (CancellationTokenSource timeoutCts = new CancellationTokenSource(num))
{
using (CancellationTokenSource cts = CancellationTokenSource.CreateLinkedTokenSource(timeoutCts.Token, cancellationToken))
{
try
{
await OutlookAPI.ReplyToAsync(message, body, attachments, ReplyAll, cts.Token);
}
catch (OperationCanceledException)
{
if (timeoutCts.IsCancellationRequested)
{
throw new TimeoutException();
}
throw;
}
}
}
return(delegate
{
});
}
