C# MailMessage.BuildDeliveryStatusNotificationString方法代码示例

//.........这里部分代码省略.........
                if (message.CC != null)
                {
                    foreach (MailAddress address in message.CC)
                    {
                        recipients.Add(address);
                    }
                }

                if (recipients.Count == 0)
                {
                    throw new InvalidOperationException(SR.SmtpRecipientRequired);
                }

                _transport.IdentityRequired = false;  // everything completes on the same thread.

                try
                {
                    InCall = true;
                    _timedOut = false;
                    _timer = new Timer(new TimerCallback(TimeOutCallback), null, Timeout, Timeout);
                    bool allowUnicode = false;
                    string pickupDirectory = PickupDirectoryLocation;

                    MailWriter writer;
                    switch (DeliveryMethod)
                    {
                        case SmtpDeliveryMethod.PickupDirectoryFromIis:
                            throw new NotSupportedException(SR.SmtpGetIisPickupDirectoryNotSupported);

                        case SmtpDeliveryMethod.SpecifiedPickupDirectory:
                            if (EnableSsl)
                            {
                                throw new SmtpException(SR.SmtpPickupDirectoryDoesnotSupportSsl);
                            }

                            allowUnicode = IsUnicodeSupported(); // Determend by the DeliveryFormat paramiter
                            ValidateUnicodeRequirement(message, recipients, allowUnicode);
                            writer = GetFileMailWriter(pickupDirectory);
                            break;

                        case SmtpDeliveryMethod.Network:
                        default:
                            GetConnection();
                            // Detected durring GetConnection(), restrictable using the DeliveryFormat paramiter
                            allowUnicode = IsUnicodeSupported();
                            ValidateUnicodeRequirement(message, recipients, allowUnicode);
                            writer = _transport.SendMail(message.Sender ?? message.From, recipients,
                                message.BuildDeliveryStatusNotificationString(), allowUnicode, out recipientException);
                            break;
                    }
                    _message = message;
                    message.Send(writer, DeliveryMethod != SmtpDeliveryMethod.Network, allowUnicode);
                    writer.Close();
                    _transport.ReleaseConnection();

                    //throw if we couldn't send to any of the recipients
                    if (DeliveryMethod == SmtpDeliveryMethod.Network && recipientException != null)
                    {
                        throw recipientException;
                    }
                }
                catch (Exception e)
                {
                    if (NetEventSource.Log.IsEnabled()) NetEventSource.Exception(NetEventSource.ComponentType.Web, this, "Send", e);

                    if (e is SmtpFailedRecipientException && !((SmtpFailedRecipientException)e).fatal)
                    {
                        throw;
                    }


                    Abort();
                    if (_timedOut)
                    {
                        throw new SmtpException(SR.net_timeout);
                    }

                    if (e is SecurityException ||
                        e is AuthenticationException ||
                        e is SmtpException)
                    {
                        throw;
                    }

                    throw new SmtpException(SR.SmtpSendMailFailure, e);
                }
                finally
                {
                    InCall = false;
                    if (_timer != null)
                    {
                        _timer.Dispose();
                    }
                }
            }
            finally
            {
                if (NetEventSource.Log.IsEnabled()) NetEventSource.Exit(NetEventSource.ComponentType.Web, this, "Send", null);
            }
        }

        public void Send(MailMessage message)
        {
            if (Logging.On)
            {
                Logging.Enter(Logging.Web, this, "Send", message);
            }
            if (this.disposed)
            {
                throw new ObjectDisposedException(base.GetType().FullName);
            }
            try
            {
                if (Logging.On)
                {
                    Logging.PrintInfo(Logging.Web, this, "Send", "DeliveryMethod=" + this.DeliveryMethod.ToString());
                }
                if (Logging.On)
                {
                    Logging.Associate(Logging.Web, this, message);
                }
                SmtpFailedRecipientException exception = null;
                if (this.InCall)
                {
                    throw new InvalidOperationException(SR.GetString("net_inasync"));
                }
                if (message == null)
                {
                    throw new ArgumentNullException("message");
                }
                if (this.DeliveryMethod == SmtpDeliveryMethod.Network)
                {
                    this.CheckHostAndPort();
                }
                MailAddressCollection recipients = new MailAddressCollection();
                if (message.From == null)
                {
                    throw new InvalidOperationException(SR.GetString("SmtpFromRequired"));
                }
                if (message.To != null)
                {
                    foreach (MailAddress address in message.To)
                    {
                        recipients.Add(address);
                    }
                }
                if (message.Bcc != null)
                {
                    foreach (MailAddress address2 in message.Bcc)
                    {
                        recipients.Add(address2);
                    }
                }
                if (message.CC != null)
                {
                    foreach (MailAddress address3 in message.CC)
                    {
                        recipients.Add(address3);
                    }
                }
                if (recipients.Count == 0)
                {
                    throw new InvalidOperationException(SR.GetString("SmtpRecipientRequired"));
                }
                this.transport.IdentityRequired = false;
                try
                {
                    this.InCall = true;
                    this.timedOut = false;
                    this.timer = new System.Threading.Timer(new TimerCallback(this.TimeOutCallback), null, this.Timeout, this.Timeout);
                    switch (this.DeliveryMethod)
                    {
                        case SmtpDeliveryMethod.SpecifiedPickupDirectory:
                            if (this.EnableSsl)
                            {
                                throw new SmtpException(SR.GetString("SmtpPickupDirectoryDoesnotSupportSsl"));
                            }
                            break;

                        case SmtpDeliveryMethod.PickupDirectoryFromIis:
                            if (this.EnableSsl)
                            {
                                throw new SmtpException(SR.GetString("SmtpPickupDirectoryDoesnotSupportSsl"));
                            }
                            goto Label_0235;

                        default:
                            goto Label_0244;
                    }
                    MailWriter fileMailWriter = this.GetFileMailWriter(this.PickupDirectoryLocation);
                    goto Label_0276;
                Label_0235:
                    fileMailWriter = this.GetFileMailWriter(IisPickupDirectory.GetPickupDirectory());
                    goto Label_0276;
                Label_0244:
                    this.GetConnection();
                    fileMailWriter = this.transport.SendMail((message.Sender != null) ? message.Sender : message.From, recipients, message.BuildDeliveryStatusNotificationString(), out exception);
                Label_0276:
                    this.message = message;
                    message.Send(fileMailWriter, this.DeliveryMethod != SmtpDeliveryMethod.Network);
                    fileMailWriter.Close();
//.........这里部分代码省略.........

 public void Send(MailMessage message)
 {
     if (Logging.On)
     Logging.Enter(Logging.Web, (object) this, "Send", (object) message);
       if (this.disposed)
     throw new ObjectDisposedException(this.GetType().FullName);
       try
       {
     if (Logging.On)
       Logging.PrintInfo(Logging.Web, (object) this, "Send", "DeliveryMethod=" + ((object) this.DeliveryMethod).ToString());
     if (Logging.On)
       Logging.Associate(Logging.Web, (object) this, (object) message);
     SmtpFailedRecipientException exception = (SmtpFailedRecipientException) null;
     if (this.InCall)
       throw new InvalidOperationException(SR.GetString("net_inasync"));
     if (message == null)
       throw new ArgumentNullException("message");
     if (this.DeliveryMethod == SmtpDeliveryMethod.Network)
       this.CheckHostAndPort();
     MailAddressCollection recipients = new MailAddressCollection();
     if (message.From == null)
       throw new InvalidOperationException(SR.GetString("SmtpFromRequired"));
     if (message.To != null)
     {
       foreach (MailAddress mailAddress in (Collection<MailAddress>) message.To)
     ((Collection<MailAddress>) recipients).Add(mailAddress);
     }
     if (message.Bcc != null)
     {
       foreach (MailAddress mailAddress in (Collection<MailAddress>) message.Bcc)
     ((Collection<MailAddress>) recipients).Add(mailAddress);
     }
     if (message.CC != null)
     {
       foreach (MailAddress mailAddress in (Collection<MailAddress>) message.CC)
     ((Collection<MailAddress>) recipients).Add(mailAddress);
     }
     if (recipients.Count == 0)
       throw new InvalidOperationException(SR.GetString("SmtpRecipientRequired"));
     this.transport.IdentityRequired = false;
     try
     {
       this.InCall = true;
       this.timedOut = false;
       this.timer = new System.Threading.Timer(new TimerCallback(this.TimeOutCallback), (object) null, this.Timeout, this.Timeout);
       string pickupDirectory = this.PickupDirectoryLocation;
       bool allowUnicode;
       MailWriter mailWriter;
       switch (this.DeliveryMethod)
       {
     case SmtpDeliveryMethod.SpecifiedPickupDirectory:
       if (this.EnableSsl)
         throw new SmtpException(SR.GetString("SmtpPickupDirectoryDoesnotSupportSsl"));
       allowUnicode = this.IsUnicodeSupported();
       this.ValidateUnicodeRequirement(message, recipients, allowUnicode);
       mailWriter = this.GetFileMailWriter(pickupDirectory);
       break;
     case SmtpDeliveryMethod.PickupDirectoryFromIis:
       pickupDirectory = IisPickupDirectory.GetPickupDirectory();
       goto case 1;
     default:
       this.GetConnection();
       allowUnicode = this.IsUnicodeSupported();
       this.ValidateUnicodeRequirement(message, recipients, allowUnicode);
       mailWriter = this.transport.SendMail(message.Sender ?? message.From, recipients, message.BuildDeliveryStatusNotificationString(), allowUnicode, out exception);
       break;
       }
       this.message = message;
       message.Send((BaseWriter) mailWriter, this.DeliveryMethod != SmtpDeliveryMethod.Network, allowUnicode);
       mailWriter.Close();
       this.transport.ReleaseConnection();
       if (this.DeliveryMethod == SmtpDeliveryMethod.Network && exception != null)
     throw exception;
     }
     catch (Exception ex)
     {
       if (Logging.On)
     Logging.Exception(Logging.Web, (object) this, "Send", ex);
       if (ex is SmtpFailedRecipientException && !((SmtpFailedRecipientException) ex).fatal)
       {
     throw;
       }
       else
       {
     this.Abort();
     if (this.timedOut)
       throw new SmtpException(SR.GetString("net_timeout"));
     if (!(ex is SecurityException) && !(ex is AuthenticationException) && !(ex is SmtpException))
       throw new SmtpException(SR.GetString("SmtpSendMailFailure"), ex);
     throw;
       }
     }
     finally
     {
       this.InCall = false;
       if (this.timer != null)
     this.timer.Dispose();
     }
       }
       finally
//.........这里部分代码省略.........