SmtpFailedRecipientsException Sınıf

Tanım

public ref class SmtpFailedRecipientsException : System::Net::Mail::SmtpFailedRecipientException

public class SmtpFailedRecipientsException : System.Net.Mail.SmtpFailedRecipientException

[System.Serializable]
public class SmtpFailedRecipientsException : System.Net.Mail.SmtpFailedRecipientException

type SmtpFailedRecipientsException = class
    inherit SmtpFailedRecipientException
    interface ISerializable

type SmtpFailedRecipientsException = class
    inherit SmtpFailedRecipientException

[<System.Serializable>]
type SmtpFailedRecipientsException = class
    inherit SmtpFailedRecipientException
    interface ISerializable

Public Class SmtpFailedRecipientsException
Inherits SmtpFailedRecipientException

Devralma

Object

Exception

SmtpException

SmtpFailedRecipientException

SmtpFailedRecipientsException

Öznitelikler

SerializableAttribute

Uygulamalar

ISerializable

Örnekler

Aşağıdaki kod örneği, posta kutusu meşgul veya kullanılamıyor olduğundan teslim edilmemiş bir e-posta iletisini yeniden göndermektedir.

static void RetryIfBusy( String^ server )
{
   MailAddress^ from = gcnew MailAddress( L"ben@contoso.com" );
   MailAddress^ to = gcnew MailAddress( L"jane@contoso.com" );
   MailMessage^ message = gcnew MailMessage( from,to );
   
   // message.Subject = "Using the SmtpClient class.";
   message->Subject = L"Using the SmtpClient class.";
   message->Body = L"Using this feature, you can send an email message from an application very easily.";
   
   // Add a carbon copy recipient.
   MailAddress^ copy = gcnew MailAddress( L"Notifications@contoso.com" );
   message->CC->Add( copy );
   SmtpClient^ client = gcnew SmtpClient( server );
   
   // Include credentials if the server requires them.
   client->Credentials = dynamic_cast<ICredentialsByHost^>(CredentialCache::DefaultNetworkCredentials);
   Console::WriteLine( L"Sending an email message to {0} using the SMTP host {1}.", to->Address, client->Host );
   try
   {
      client->Send( message );
   }
   catch ( SmtpFailedRecipientsException^ ex ) 
   {
      for ( int i = 0; i < ex->InnerExceptions->Length; i++ )
      {
         SmtpStatusCode status = ex->InnerExceptions[ i ]->StatusCode;
         if ( status == SmtpStatusCode::MailboxBusy || status == SmtpStatusCode::MailboxUnavailable )
         {
            Console::WriteLine( L"Delivery failed - retrying in 5 seconds." );
            System::Threading::Thread::Sleep( 5000 );
            client->Send( message );
         }
         else
         {
            Console::WriteLine( L"Failed to deliver message to {0}", ex->InnerExceptions[ i ] );
         }

      }
   }
   catch ( Exception^ ex )
   {
       Console::WriteLine(L"Exception caught in RetryIfBusy(): {0}", 
                     ex->ToString() );
   }
   finally
   {
      client->~SmtpClient();
   }
}

public static void RetryIfBusy(string server)
{
    MailAddress from = new MailAddress("ben@contoso.com");
    MailAddress to = new MailAddress("jane@contoso.com");
    MailMessage message = new MailMessage(from, to);
    // message.Subject = "Using the SmtpClient class.";
    message.Subject = "Using the SmtpClient class.";
    message.Body = @"Using this feature, you can send an email message from an application very easily.";
    // Add a carbon copy recipient.
    MailAddress copy = new MailAddress("Notifications@contoso.com");
    message.CC.Add(copy);
    SmtpClient client = new SmtpClient(server);
    // Include credentials if the server requires them.
    client.Credentials = (ICredentialsByHost)CredentialCache.DefaultNetworkCredentials;
    Console.WriteLine("Sending an email message to {0} using the SMTP host {1}.",
         to.Address, client.Host);
    try
    {
        client.Send(message);
    }
    catch (SmtpFailedRecipientsException ex)
    {
        for (int i = 0; i < ex.InnerExceptions.Length; i++)
        {
            SmtpStatusCode status = ex.InnerExceptions[i].StatusCode;
            if (status == SmtpStatusCode.MailboxBusy ||
                status == SmtpStatusCode.MailboxUnavailable)
            {
                Console.WriteLine("Delivery failed - retrying in 5 seconds.");
                System.Threading.Thread.Sleep(5000);
                client.Send(message);
            }
            else
            {
                Console.WriteLine("Failed to deliver message to {0}",
                    ex.InnerExceptions[i].FailedRecipient);
            }
        }
    }
    catch (Exception ex)
    {
        Console.WriteLine("Exception caught in RetryIfBusy(): {0}",
                ex.ToString());
    }
}

Açıklamalar

özelliği, InnerExceptions e-posta göndermeye çalışırken alınan özel durumları içerir. E-posta bazı alıcılara başarıyla teslim edilmiş olabilir.

Oluşturucular

Özellikler

Yöntemler

Ekinlikler

Belirtik Arabirim Kullanımları

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