JavaMail 로 Gmail 보내기

메일 보내기

@Override

public void send (String toAddr, String subject, String content)
{
   final BaseSetting baseSetting = settingSv.getBaseSetting ();

   // javamail lib 이 필요합니다.
   class MyAuthentication extends Authenticator
   {
      PasswordAuthentication pa;

      public MyAuthentication ()
      {
         pa = new PasswordAuthentication (baseSetting.getCommonEmail (), baseSetting.getCommonEmailPasswd ());  //ex) ID:cafe24@cafe24.com PASSWD:1234
      }

      public PasswordAuthentication getPasswordAuthentication ()
      {
         return pa;
      }
   }

   String host = baseSetting.getSmtpAddr ();              //smtp mail server
   String from = baseSetting.getCommonEmail ();                  //sender email address
   String to = toAddr;                        //receiver email address

   if (StrLib.isEmptyStr (baseSetting.getSmtpAddr ()) || StrLib.isEmptyStr (baseSetting.getCommonEmail ()) || StrLib.isEmptyStr (baseSetting.getCommonEmailPasswd ()))
      return;;

   Properties props = new Properties ();
   props.put ("mail.smtp.host", host);
   props.put ("mail.smtp.auth", "true");
   props.put ("mail.smtp.port", String.valueOf (baseSetting.getSmtpPort ()));

   if (baseSetting.getSmtpPort () == 997 || baseSetting.getSmtpPort () == 465 || baseSetting.getSmtpPort () == 587)
   {
      props.put ("mail.smtp.socketFactory.port", String.valueOf (baseSetting.getSmtpPort ()));
      props.put ("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
      props.put ("mail.smtp.socketFactory.fallback", "false");
      props.put ("mail.smtp.starttls.enable","true");

      props.put ("mail.smtp.user",baseSetting.getCommonEmail ());
   }

   Authenticator auth = new MyAuthentication ();
   Session sess = Session.getInstance (props, auth);

   try
   {
      Message msg = new MimeMessage (sess);
      msg.setFrom (new InternetAddress (from));
      InternetAddress[] address = {new InternetAddress (to)};
      msg.setRecipients (Message.RecipientType.TO, address);
      msg.setSubject (subject);
      msg.setSentDate (new Date ());

      // Multipart 객체 생성
      MimeMultipart multipart = new MimeMultipart ();

      MimeBodyPart part = new MimeBodyPart ();

      // 부가적인 해더 추가
      /**********************************************************/
      msg.setHeader ("MIME-Version" , "1.0" );
      /**********************************************************/

      // 메세지 Part 추가 S
      /**********************************************************/
      part.setContent (content, "text/html;charset=UTF-8");
      part.removeHeader ("Content-Transfer-Encoding");

      // Encoding 타입 추가..
      /**********************************************************/
      part.addHeader ("Content-Transfer-Encoding", "base64");
      /**********************************************************/

      multipart.addBodyPart (part);
      /**********************************************************/
      // 메세지 Part 추가 E

      msg.setContent (multipart);

      Transport.send (msg);
   }
   catch (MessagingException mex)
   {
      mex.printStackTrace ();
   }
}