C# System.Net.Mail.SmtpClient.Dispose方法代码示例

        public static bool Send(string from, string subject, string body)
        {
            System.Net.Mail.SmtpClient s = null;
            try
            {
                s = new System.Net.Mail.SmtpClient("smtp.live.com", 587);
                s.EnableSsl = true;
                s.UseDefaultCredentials = false;
                s.Credentials = new System.Net.NetworkCredential("seu email", "sua senha");
                System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(
                    new System.Net.Mail.MailAddress("seu email"),
                    new System.Net.Mail.MailAddress("seu email"));
                message.Body = "De: " + from + "\n" + body;
                message.BodyEncoding = Encoding.UTF8;
                message.Subject = subject;
                message.SubjectEncoding = Encoding.UTF8;
                s.Send(message);
                s.Dispose();

                return true;
            }
            catch
            {
                return false;
            }
            finally
            {
                if (s != null)
                    s.Dispose();
            }
        }

        public static bool Send(string nome, string from, string subject, string mensagem)
        {
            System.Net.Mail.SmtpClient s = null;
            try
            {
                s = new System.Net.Mail.SmtpClient("smtp.live.com", 587);
                s.EnableSsl = true;
                s.UseDefaultCredentials = false;
                s.Credentials = new System.Net.NetworkCredential("[email protected]", "[email protected]$angue");
                System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(
                new System.Net.Mail.MailAddress(from),
                new System.Net.Mail.MailAddress("[email protected]"));
                message.Body = "De: " +nome+ "\n"+ "Email: "+from + "\n" + "\n"+ "Mensagem: "+"\n"+mensagem;
                message.BodyEncoding = Encoding.UTF8;
                message.Subject = subject;
                message.SubjectEncoding = Encoding.UTF8;
                s.Send(message);
                s.Dispose();

                return true;
            }
            catch
            {
                return false;
            }
            finally
            {
                if (s != null)
                    s.Dispose();
            }
        }

        public static bool SendSenha(string from, string to, string subject, string mensagem)
        {
            System.Net.Mail.SmtpClient s = null;
            try
            {
                s = new System.Net.Mail.SmtpClient("smtp.live.com", 587);
                s.EnableSsl = true;
                s.UseDefaultCredentials = false;
                s.Credentials = new System.Net.NetworkCredential("c[email protected]", "Projeto032015");
                System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(
                    new System.Net.Mail.MailAddress(from),
                    new System.Net.Mail.MailAddress(to));
                message.Body = mensagem;
                message.BodyEncoding = Encoding.UTF8;
                message.Subject = subject;
                message.SubjectEncoding = Encoding.UTF8;
                s.Send(message);
                s.Dispose();

                return true;
            }
            catch
            {
                return false;
            }
            finally
            {
                if (s != null)
                    s.Dispose();
            }
        }

        private static void sendEmailWithSmtpServer( Configuration.InstallationStandard.SmtpServer smtpServer, EmailMessage message )
        {
            // We used to cache the SmtpClient object. It turned out not to be thread safe, so now we create a new one for every email.
            var smtpClient = new System.Net.Mail.SmtpClient();
            try {
                if( smtpServer != null ) {
                    smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
                    smtpClient.Host = smtpServer.Server;
                    if( smtpServer.PortSpecified )
                        smtpClient.Port = smtpServer.Port;
                    if( smtpServer.Credentials != null ) {
                        smtpClient.Credentials = new System.Net.NetworkCredential( smtpServer.Credentials.UserName, smtpServer.Credentials.Password );
                        smtpClient.EnableSsl = true;
                    }
                }
                else {
                    smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.SpecifiedPickupDirectory;

                    var pickupFolderPath = EwlStatics.CombinePaths( ConfigurationStatics.RedStaplerFolderPath, "Outgoing Dev Mail" );
                    Directory.CreateDirectory( pickupFolderPath );
                    smtpClient.PickupDirectoryLocation = pickupFolderPath;
                }

                using( var m = new System.Net.Mail.MailMessage() ) {
                    m.From = message.From.ToMailAddress();
                    addAddressesToMailAddressCollection( message.ReplyToAddresses, m.ReplyToList );

                    addAddressesToMailAddressCollection( message.ToAddresses, m.To );
                    addAddressesToMailAddressCollection( message.CcAddresses, m.CC );
                    addAddressesToMailAddressCollection( message.BccAddresses, m.Bcc );

                    m.Subject = message.Subject;

                    foreach( var i in message.CustomHeaders )
                        m.Headers.Add( i.Item1, i.Item2 );

                    m.Body = htmlToPlainText( message.BodyHtml );

                    // Add an alternate view for the HTML part.
                    m.AlternateViews.Add(
                        System.Net.Mail.AlternateView.CreateAlternateViewFromString( message.BodyHtml, new System.Net.Mime.ContentType( ContentTypes.Html ) ) );

                    foreach( var attachment in message.Attachments )
                        m.Attachments.Add( attachment.ToAttachment() );

                    try {
                        smtpClient.Send( m );
                    }
                    catch( System.Net.Mail.SmtpException e ) {
                        throw new EmailSendingException( "Failed to send an email message using an SMTP server.", e );
                    }
                }
            }
            finally {
                // Microsoft's own dispose method fails to work if Host is not specified, even though Host doesn't need to be specified for operation.
                if( !string.IsNullOrEmpty( smtpClient.Host ) )
                    smtpClient.Dispose();
            }
        }

        private static void sendEmailWithSmtpServer( SmtpServer smtpServer, EmailMessage message )
        {
            // We used to cache the SmtpClient object. It turned out not to be thread safe, so now we create a new one for every email.
            var smtpClient = new System.Net.Mail.SmtpClient();
            try {
                if( smtpServer != null ) {
                    smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
                    smtpClient.Host = smtpServer.Server;
                    if( smtpServer.PortSpecified )
                        smtpClient.Port = smtpServer.Port;
                    if( smtpServer.Credentials != null ) {
                        smtpClient.Credentials = new System.Net.NetworkCredential( smtpServer.Credentials.UserName, smtpServer.Credentials.Password );
                        smtpClient.EnableSsl = true;
                    }
                }
                else {
                    smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.SpecifiedPickupDirectory;

                    var pickupFolderPath = EwlStatics.CombinePaths( ConfigurationStatics.RedStaplerFolderPath, "Outgoing Dev Mail" );
                    Directory.CreateDirectory( pickupFolderPath );
                    smtpClient.PickupDirectoryLocation = pickupFolderPath;
                }

                using( var m = new System.Net.Mail.MailMessage() ) {
                    message.ConfigureMailMessage( m );
                    try {
                        smtpClient.Send( m );
                    }
                    catch( System.Net.Mail.SmtpException e ) {
                        throw new EmailSendingException( "Failed to send an email message using an SMTP server.", e );
                    }
                }
            }
            finally {
                // Microsoft's own dispose method fails to work if Host is not specified, even though Host doesn't need to be specified for operation.
                if( !string.IsNullOrEmpty( smtpClient.Host ) )
                    smtpClient.Dispose();
            }
        }

        private static void sendEmailWithSendGrid( SendGrid sendGrid, EmailMessage message )
        {
            // We want this method to use the SendGrid API (https://github.com/sendgrid/sendgrid-csharp), but as of 20 June 2014 it looks like the SendGrid Web API
            // does not support CC recipients!

            // We used to cache the SmtpClient object. It turned out not to be thread safe, so now we create a new one for every email.
            var smtpClient = new System.Net.Mail.SmtpClient( "smtp.sendgrid.net", 587 );
            try {
                smtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
                smtpClient.Credentials = new System.Net.NetworkCredential( sendGrid.UserName, sendGrid.Password );

                using( var m = new System.Net.Mail.MailMessage() ) {
                    message.ConfigureMailMessage( m );
                    try {
                        smtpClient.Send( m );
                    }
                    catch( System.Net.Mail.SmtpException e ) {
                        throw new EmailSendingException( "Failed to send an email message using SendGrid.", e );
                    }
                }
            }
            finally {
                smtpClient.Dispose();
            }
        }

 /// <summary>
 /// 邮件的发送;发送成功返回null,失败返回失败原因
 /// </summary>
 /// <returns>发送失败则返回错误信息</returns>
 public string Send()
 {
     mSmtpClient = new System.Net.Mail.SmtpClient();
     try
     {
         if (mMailMessage != null)
         {
             //mSmtpClient.Host = "smtp." + mMailMessage.From.Host;
             mSmtpClient.Host = this.mSenderServerHost;
             mSmtpClient.Port = this.mSenderPort;
             mSmtpClient.UseDefaultCredentials = false;
             mSmtpClient.EnableSsl = this.mEnableSsl;
             if (this.mEnablePwdAuthentication)
             {
                 System.Net.NetworkCredential nc = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);
                 //mSmtpClient.Credentials = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);
                 //NTLM: Secure Password Authentication in Microsoft Outlook Express
                 mSmtpClient.Credentials = nc.GetCredential(mSmtpClient.Host, mSmtpClient.Port, "NTLM");
             }
             else
             {
                 mSmtpClient.Credentials = new System.Net.NetworkCredential(this.mSenderUsername, this.mSenderPassword);
             }
             mSmtpClient.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
             mSmtpClient.Send(mMailMessage);
         }
     }
     catch(Exception ex)
     {
         return ex.Message;
     }
     finally
     {
         mSmtpClient.Dispose();
     }
     return null;
 }

 public static void SendEmailNotification(List<System.Net.Mail.MailMessage> emails)
 {
     if (!Lib.Utility.Common.IsNullOrEmptyList(emails))
     {
         System.Net.Mail.SmtpClient smtp = new System.Net.Mail.SmtpClient(ConfigurationManager.AppSettings["smtphost"]);
         try
         {
             foreach (System.Net.Mail.MailMessage obj_message in emails)
             {
                 smtp.Send(obj_message);
             }
             smtp.Dispose();
         }
         catch (Exception exc)
         {
             throw exc;
         }
         finally
         {
             smtp.Dispose();
         }
     }
 }

//.........这里部分代码省略.........
                Debug.WriteLine("send: " + val_int[getadr_i(rowlist[1])].Val.ToString());
              }
              if (rowlist[1].Split('_')[0].Equals("f")) {
                Debug.WriteLine("send: " + val_float[getadr_f(rowlist[1])].Val.ToString());
              }
            } else {
              Debug.WriteLine("send: " + rowlist[1]);
            }

            // CPU温度 ("send,get,temp")
          } else if (rowlist.Length == 3) {
            Debug.WriteLine("send: " + getTemp());

            // GPIO値 ("send,get,gpio,1")
          } else if (rowlist.Length == 4) {
            Debug.WriteLine("send: " + getGPIO(int.Parse(rowlist[3])));
          }

          row++;
        
          // mail送信("mail,[email protected],件名,本文")
        } else if (rowlist[0].Equals("mail")) {

            System.Net.Mail.MailMessage msg = new System.Net.Mail.MailMessage(
               "[email protected]", rowlist[1],
               rowlist[2], rowlist[3]);
            System.Net.Mail.SmtpClient sc = new System.Net.Mail.SmtpClient();
            sc.Host = "smtp.gmail.com";
            sc.Port = 587;
            sc.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
            sc.Credentials = new System.Net.NetworkCredential("[email protected]", "MarimoCats");
            sc.EnableSsl = true;
            sc.Send(msg);
            msg.Dispose();
            sc.Dispose();
            row++;

          // break文("break")
        } else if (rowlist[0].Equals("break")) {

          while (true) {
            row++;
            if (codelist[row].Split(',')[0].Equals("endw")) {
              row++;
              break;
            }
          }


          // continue文("continue")
        } else if (rowlist[0].Equals("continue")) {

          while (true) {
            row++;
            if (codelist[row].Split(',')[0].Equals("endw")) {
              row = int.Parse(codelist[row].Split(',')[1]);
              break;
            }
          }


          // if文に入った場合のelse
        } else if (rowlist[0].Equals("else")) {

          while (true) {
            row++;

        static void SendMail(string subject, string text, string destination) {
            Console.WriteLine("SendMail_Start");

            System.Net.Mail.MailMessage msg = new System.Net.Mail.MailMessage(
               "[email protected]", destination,
               subject, text);
            System.Net.Mail.SmtpClient sc = new System.Net.Mail.SmtpClient();
            sc.Host = "smtp.gmail.com";
            sc.Port = 587;
            sc.DeliveryMethod = System.Net.Mail.SmtpDeliveryMethod.Network;
            sc.Credentials = new System.Net.NetworkCredential("[email protected]", "MarimoCats");
            sc.EnableSsl = true;
            sc.Send(msg);
            msg.Dispose();
            sc.Dispose();

            Console.WriteLine("SendMail_End");
        }

        public void SendEmail(string pSubject, string pDetall, string pEmailDestination)
        {
            System.Net.Mail.MailMessage vMmsg = new System.Net.Mail.MailMessage();

            string vEmailServer = System.Configuration.ConfigurationManager.AppSettings["EMAILSERVER"];
            string vEmailPsw = System.Configuration.ConfigurationManager.AppSettings["EMAILPSW"];
            string vHost = System.Configuration.ConfigurationManager.AppSettings["EMAILHOST"];

            vMmsg.To.Add(pEmailDestination);
            string vSubject = pSubject;
            vMmsg.Subject = vSubject;
            vMmsg.SubjectEncoding = System.Text.Encoding.UTF8;

            vMmsg.Body = pDetall;
            vMmsg.BodyEncoding = System.Text.Encoding.UTF8;
            vMmsg.IsBodyHtml = false;

            vMmsg.From = new System.Net.Mail.MailAddress(vEmailServer);

            System.Net.Mail.SmtpClient vCliente = new System.Net.Mail.SmtpClient();

            vCliente.Credentials =
                new System.Net.NetworkCredential(vEmailServer, vEmailPsw);
            vCliente.Host = vHost;

            try
            {
                vCliente.Send(vMmsg);
                vCliente.Dispose();
            }
            catch (System.Net.Mail.SmtpException ex)
            {
            }
        }

        public static bool SendSenha(string nome, string from, string to, string subject, string mensagem)
        {
            System.Net.Mail.SmtpClient s = null;
            try
            {
                s = new System.Net.Mail.SmtpClient("smtp.live.com", 587);
                s.EnableSsl = true;
                s.UseDefaultCredentials = false;
                s.Credentials = new System.Net.NetworkCredential("[email protected]", "bandtec1234");
                System.Net.Mail.MailMessage message = new System.Net.Mail.MailMessage(
                    new System.Net.Mail.MailAddress(from),
                    new System.Net.Mail.MailAddress(to));
                message.Body = mensagem;
                message.BodyEncoding = Encoding.UTF8;
                message.Subject = subject;
                message.SubjectEncoding = Encoding.UTF8;
                s.Send(message);
                s.Dispose();

                return true;
            }
            catch
            {
                return false;
            }
            finally
            {
                if (s != null)
                    s.Dispose();
            }
        }