發送MS Outlook的會議請求

Question

我想送展望會議，但它不能正確 工作時，我跑我的代碼，它告訴我這個問題

com.sun.mail.smtp.SMTPSendFailedException: 530 5.7.0 Must issue a STARTTLS command first. ay7sm2589668wib.9 - gsmtp 

，這是我的發送級別的代碼

public class SendMailTest 
    { 
    public boolean send(String uniqueId, Date reviewDateStartTime, 
      String reviewLocation, int reviewDurationMnts, String from, 
      String to, String title, String reviewSubject, 
      String reviewDescription, String summary) throws Exception { 

     reviewDateStartTime = new Date();  
     String fromMail = from; 
     String toMail = to; 
     uniqueId = "123456"; 
     reviewDescription = "testing only"; 
     reviewSubject = "testing review subject"; 
     title = "testing"; 
     summary = "testing summary"; 
     to="amine.minyawi@gmail.com"; 
     reviewDurationMnts = 30; 
     reviewLocation="test location"; 
     from=to; 
     String meetingStartTime = getReviewTime(reviewDateStartTime, 
       reviewDurationMnts, false); 
     String meetingEndTime = getReviewTime(reviewDateStartTime, 
       reviewDurationMnts, true); 

     Properties prop = new Properties(); 
     StringBuffer sb = new StringBuffer(); 
     StringBuffer buffer = null; 
     Session session = Session.getDefaultInstance(prop, null); 
     Message message = new MimeMessage(session); 


     try { 
      prop.put("mail.smtp.host", "smtp.gmail.com"); 
      prop.put("mail.smtp.port", "25"); 

      // Define message 
      message.setFrom(new InternetAddress(from)); 
      message.setRecipients(Message.RecipientType.TO, InternetAddress 
        .parse(to, false)); 

      message.setSubject(reviewSubject); 
      message.setHeader("X-Mailer", "test-Mailer"); 
      // Create the message part 
      MimeBodyPart messageBodyPart = new MimeBodyPart(); 
      buffer = sb 
        .append("BEGIN:VCALENDAR\n" 
          + "PRODID:-//Microsoft Corporation//Outlook 9.0 MIMEDIR//EN\n" 
          + "VERSION:2.0\n" + "METHOD:REQUEST\n" 
          + "BEGIN:VEVENT\n" 
          + "ATTENDEE;ROLE=REQ-PARTICIPANT;RSVP=TRUE:MAILTO:" 
          + to + "\n" + "ORGANIZER:MAILTO:" + from + "\n" 
          + "DTSTART:" + meetingStartTime + "\n" + "DTEND:" 
          + meetingEndTime + "\n" + "LOCATION:" 
          + reviewLocation + "\n" + "TRANSP:OPAQUE\n" 
          + "SEQUENCE:0\n" + "UID:" + uniqueId 
          + "@iquest.com\n" + "DTSTAMP:" + meetingEndTime 
          + "\n" + "CATEGORIES:Meeting\n" + "DESCRIPTION:" 
          + reviewDescription + ".\n\n" + "SUMMARY:" 
          + summary + "\n" + "PRIORITY:1\n" 
          + "CLASS:PUBLIC\n" + "BEGIN:VALARM\n" 
          + "TRIGGER:PT1440M\n" + "ACTION:DISPLAY\n" 
          + "DESCRIPTION:Reminder\n" + "END:VALARM\n" 
          + "END:VEVENT\n" + "END:VCALENDAR"); 
      messageBodyPart.setFileName("TestMeeting.ics"); 
      messageBodyPart 
        .setDataHandler(new DataHandler(new ByteArrayDataSource(buffer.toString(), "text/iCalendar"))); 
      messageBodyPart.setHeader("Content-Class", 
        "urn:content-classes:calendarmessage"); 
      messageBodyPart.setHeader("Content-ID", "calendar_message"); 
      Multipart multipart = new MimeMultipart(); 
      multipart.addBodyPart(messageBodyPart); 
      message.setContent(multipart); 
      Transport.send(message); 

     } 

     catch (Exception me) { 
      me.printStackTrace(); 
     } 
     return false; 
    } 

    public String getReviewTime(Date reviewDateTime, int rDuration, boolean flag) { 
     Calendar c = Calendar.getInstance(); 
     SimpleDateFormat s = new SimpleDateFormat("yyyyMMdd"); 
     c.setTime(reviewDateTime); 
     if (flag == true) { 
      c.add(Calendar.MINUTE, rDuration); 
     } 
     String hour = c.get(Calendar.HOUR_OF_DAY) < 10 ? "0" 
       + c.get(Calendar.HOUR_OF_DAY) : "" 
       + c.get(Calendar.HOUR_OF_DAY); 
     String min = c.get(Calendar.MINUTE) < 10 ? "0" + c.get(Calendar.MINUTE) 
       : "" + c.get(Calendar.MINUTE); 
     String sec = c.get(Calendar.SECOND) < 10 ? "0" + c.get(Calendar.SECOND) 
       : "" + c.get(Calendar.SECOND); 

     String date = s.format(new Date(c.getTimeInMillis())); 
     String dateTime = date + "T" + hour + min + sec; 
     return dateTime; 
    } 

    private class ByteArrayDataSource implements DataSource { 
     private byte[] data; // data for mail message 

     private String type; // content type/mime type 

     ByteArrayDataSource(String data, String type) { 
      try { 
       // Assumption that the string contains only ascii 
       // characters ! Else just pass in a charset into this 
       // constructor and use it in getBytes() 
       this.data = data.getBytes("iso-8859-1"); 
      } catch (Exception e) { 
       e.printStackTrace(); 
      } 
      this.type = type; 
     } 

     // DataSource interface methods 
     public InputStream getInputStream() throws IOException { 
      if (data == null) 
       throw new IOException(
         "no data exception in ByteArrayDataSource"); 
      return new ByteArrayInputStream(data); 
     } 

     public OutputStream getOutputStream() throws IOException { 
      throw new IOException("illegal operation in ByteArrayDataSource"); 
     } 

     public String getContentType() { 
      return type; 
     } 

     public String getName() { 
      return "dummy"; 
     } 
    } 
public static void main(String args[]) throws Exception 
{ 

SendMailTest s=new SendMailTest(); 
s.send("01",new Date(), "sale1", 2, "aminee1988@hotmail.com", "someone", "test", "test", "test", "test"); 

} 
} 

任何一個可以幫助我，給我一個解決方案或什麼是錯的，並感謝

Answer 1

看來，谷歌使用安全SMTP通過TLS（傳輸層安全）。以下RFC描述了過程，並可能有助於在這裏http://tools.ietf.org/html/rfc3207