SMTPSendFailedException: 530 5.7.0 Must issue a STARTTLS command first

Question

Hello, I was trying to send mails via GMail's smtp server (smtp.gmail.com) but the following exception occurred. I used port 25 (used 467 also, didnt work). Would anybody tell what the following exception mean. Thanx.
com.sun.mail.smtp.SMTPSendFailedException: 530 5.7.0 Must issue a STARTTLS command firstHere's my code:
import javax.mail.*;
import javax.mail.event.TransportListener;
import javax.mail.event.TransportEvent;
import javax.mail.internet.*;
import java.util.Properties;
import javax.activation.*;
class MailSender {
     private String mailHost="smtp.gmail.com";
     private String body;
     private String myFile="F:\\DRacing.avi";
     private Properties props;
     private Session mailSession;
     private MimeMessage message;
     private InternetAddress sender;
     private Multipart mailBody;
     private MimeBodyPart mainBody;
     private MimeBodyPart mimeAttach;
     private DataSource fds;
     MailSender()
          //Creating a Session
          props=new Properties();
                    props.put("mail.transport.protocol", "smtp");
          props.put("mail.smtp.host", mailHost);
          props.put("mail.smtp.port", "25");
          props.put("mail.smtp.auth", "true");
          mailSession=Session.getDefaultInstance(props, new MyAuthenticator());
          //Constructing and Sending a Message
          try
               //Starting a new Message
               message=new MimeMessage(mailSession);
               mailBody=new MimeMultipart();
               //Setting the Sender and Recipients
               sender=new InternetAddress("[email protected]", "Kayes");
               message.setFrom(sender);
               InternetAddress[] toList={new InternetAddress("[email protected]")};
               message.setRecipients(Message.RecipientType.TO, toList);
               //Setting the Subject and Headers
               message.setSubject("My first JavaMail program");
               //Setting the Message body
               body="Hello!";
               mainBody=new MimeBodyPart();
               mainBody.setDataHandler(new DataHandler(body, "text/plain"));
               mailBody.addBodyPart(mainBody);
               //Adding a single attachment
               fds=new FileDataSource(myFile);
               mimeAttach=new MimeBodyPart();
               mimeAttach.setDataHandler(new DataHandler(fds));
               mimeAttach.setFileName(fds.getName());
               mailBody.addBodyPart(mimeAttach);
               message.setContent(mailBody);
                              Transport.send(message);
          catch(java.io.UnsupportedEncodingException e)
               System.out.println(e);
          catch(MessagingException e)
               System.out.println(e);
          catch(IllegalStateException e)
               System.out.println(e);
public class TestMail01
     public static void main(String args[])
          new MailSender();
class MyAuthenticator extends Authenticator
     MyAuthenticator()
          super();
     protected PasswordAuthentication getPasswordAuthentication()
          return new PasswordAuthentication("dider7", "MY_PASSWORD");
}

Answer 1

This is an application that sends a message but there is a problem the domain could not be resolved
* Notifier.java
* Created on March 23, 2006, 11:22 AM
* To change this template, choose Tools | Options and locate the template under
* the Source Creation and Management node. Right-click the template and choose
* Open. You can then make changes to the template in the Source Editor.
* @author Trainee
import java.util.*;
import java.sql.*;
import javax.mail.*;
import javax.mail.internet.*;
import java.io.*;
import java.net.InetAddress;
import java.util.Properties;
import java.util.Date;
public class Notifier //throws MessagingException
public static void main(String args[]) //throws Exception
//SystemTray.getDefaultSystemTray().addTrayIcon(new TrayIcon(new ImageIcon("imagefilename")));
// starts time getter
NotifierThread NThread = new NotifierThread();
Thread t = new Thread(NThread);
t.start();
//email module
//EmailThread emailThread = new EmailThread();
//emailThread.sendMessage();
/*SimpleSender simple = new SimpleSender();
simple.senderClassKo();*/
//String[] arrayKo = { "[email protected]","def","xyz" };
//String[] arrayKo = { "[email protected]","def","xyz" };
//String recipients = "[email protected]";
/*EmailThread EThread = new EmailThread();
try
// ( String recipients[ ], String subject, String message , String from)
EThread.postMail( "[email protected]" , "NOTIFY", "ContractOverdue" , "[email protected]");
System.out.println("ethread");
catch(MessagingException me)
me.printStackTrace();
//DBConnection dbc = new DBConnection();
//dbc.DBConnect();
String host = "smtp.gmail.com";
String from = "[email protected]";
//String to = "[email protected]";
String to = "[email protected]";
// Get system properties
Properties props = System.getProperties();
// Setup mail server
props.put("mail.smtp.host", host);
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.auth", "true");
// Get session
Authenticator auth = new MyAuthenticator();
Session session = Session.getDefaultInstance(props, auth);
// Define message
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(from));
message.addRecipient(Message.RecipientType.TO,
new InternetAddress(to));
message.setSubject("Hello JavaMail");
message.setText("Welcome to JavaMail");
// Send message
//com.sun.mail.smtp.SMTPSSLTransport.send(message);
Transport.send(message);*/
class DBConnection
static String[] email2 = new String[10];
static int ctr = 0;
static String ctrlno = "";
public void DBConnect()
Connection connection = null;
Statement statement = null;
ResultSet rs = null;
try
Class.forName("org.postgresql.Driver");
connection = DriverManager.getConnection("jdbc:postgresql:cms", "postgres", "password");
statement = connection.createStatement();
String ctrlno2 = "ctrlno1";
String sql = "SELECT (expiredate - CURRENT_DATE) as no_days, cms_trans_contract.ctrlno, cms_trans_contract_notify.notifyid, ofc_employee.email, notify1, notify2, notify3 from" +
" cms_trans_contract, cms_trans_contract_notify, ofc_employee where" +
" cms_trans_contract.ctrlno = cms_trans_contract_notify.ctrlno and cms_trans_contract_notify.notifyid = ofc_employee.idnum";
//where ctrlno = " + "'"+ctrlno2+"'";
//"select expiredate from cms_trans_contract";
//wherer ctrlno = " + "'"+ctrlno2+"'";
//SELECT (CURRENT_DATE - expiredate) as no_days from cms_trans_contract
sql += "where startdate between '";
sql += request.getParameter("commenceStartDate") + "' and '"
sql += request.getParameter("commenceEndDate") + "'";
sql += "and expiredate between '";
sql += request.getParameter("expireStartDate") + "' and '"
sql += request.getParameter("expireEndDate") + "'";
rs = statement.executeQuery(sql);
//System.out.println("rs: " + rs.next());
while (rs.next())
//System.out.println("Record Found");
String firstname = "";
String lastname = "";
String notifyid = "";
String email = "";
int notify1;
int notify2;
int notify3;
//Date expiredate;
int subtracted_date;
//firstname = (rs.getString(1));
subtracted_date = (rs.getInt(1));
ctrlno = (rs.getString(2));
notifyid = (rs.getString(3));
//email = (rs.getString(4));
email2[ctr] = (rs.getString(4));
notify1 = (rs.getInt(5));
notify2 = (rs.getInt(6));
notify3 = (rs.getInt(7));
//lastname = (rs.getString(2));
//out.println(contract.getCtrlno());
//System.out.println("FIRSTNAME: " + firstname);
//System.out.println("LASTNAME: " + lastname);
//System.out.println("Expiredate: " + expiredate);
//System.out.println("Ctrlno: " + ctrlno);
System.out.println("SUB: " + subtracted_date);
//System.out.println("sql: " + sql);
if((((subtracted_date == notify1) || (subtracted_date == notify2)) || (subtracted_date == notify3)) && (subtracted_date > 0))
System.out.println("CtrlnoGET: " + ctrlno);
System.out.println("NotifyID: " + notifyid);
//System.out.println("email " + email);
System.out.println("EmailCTR: " + ctr +": " + email2[ctr]);
System.out.println("notify1: " + notify1);
System.out.println("notify2: " + notify2);
System.out.println("notify3: " + notify3);
EmailThread emailThread = new EmailThread();
emailThread.sendMessage(DBConnection.email2, DBConnection.ctrlno);
//ctr++;
ctr++;
if (rs.next() == false)
System.out.println("No records found");
catch (Exception ex)
ex.printStackTrace();
System.out.println("Error getting connections");
finally
try
if (rs != null)
rs.close();
if (statement != null)
statement.close();
if (connection != null)
connection.close();
catch (Exception ex)
ex.printStackTrace();
System.out.println("Error closing connections");
// time getter module
class NotifierThread implements Runnable
public void run()
while (true)
Calendar cal = new GregorianCalendar();
int hour12 = cal.get(Calendar.HOUR); // Range 0..11
//int hour24 = cal.get(Calendar.HOUR_OF_DAY); // Range 0..23
int min = cal.get(Calendar.MINUTE); // Range 0..59
int sec = cal.get(Calendar.SECOND); // Range 0..59
//int ms = cal.get(Calendar.MILLISECOND); // Range 0..999
int ampm = cal.get(Calendar.AM_PM); // Range 0=AM, 1=PM
String am_pm = "";
if(ampm == 0)
am_pm = "AM";
else
am_pm = "PM";
System.out.println("Time " + hour12 + ":" + min + ":" + sec + " " + am_pm);
if(sec == 10)
System.out.println("YIPEE");
//EmailThread emailThread = new EmailThread();
//emailThread.sendMessage(DBConnection.email2);
DBConnection dbc = new DBConnection();
dbc.DBConnect();
try
Thread.sleep(1000);
catch(Exception e)
e.printStackTrace();
class SimpleSender
* Main method to send a message given on the command line.
/*public void senderClassKo()
try
//String smtpServer="mail.kiksbalayon.com";
String smtpServer="localhost";
String to="[email protected]";
String from="[email protected]";
String subject="hello";
String body="sa wakas ng send din";
send(smtpServer, to, from, subject, body);
catch (Exception ex)
//System.out.println("Usage: java com.lotontech.mail.SimpleSender"
//+" smtpServer toAddress fromAddress subjectText bodyText");
System.exit(0);
/*public static void send(String smtpServer, String to, String from, String subject, String body)
try
Properties props = System.getProperties();
// -- Attaching to default Session, or we could start a new one --
props.put("mail.smtp.host", smtpServer);
Session session = Session.getDefaultInstance(props, null);
// -- Create a new message --
Message msg = new MimeMessage(session);
// -- Set the FROM and TO fields --
msg.setFrom(new InternetAddress(from));
msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to, false));
// -- We could include CC recipients too --
// if (cc != null)
// msg.setRecipients(Message.RecipientType.CC
// ,InternetAddress.parse(cc, false));
// -- Set the subject and body text --
msg.setSubject(subject);
msg.setText(body);
// -- Set some other header information --
//msg.setHeader("X-Mailer", "LOTONtechEmail");
msg.setSentDate(new Date());
// -- Send the message --
Transport.send(msg);
System.out.println("Message sent OK.");
catch (Exception ex)
ex.printStackTrace();
//Authentication module
class MyAuthenticator extends Authenticator
MyAuthenticator()
super();
//protected PasswordAuthentication getPasswordAuthentication()
public PasswordAuthentication getPasswordAuthentication()
return new PasswordAuthentication("johann108", "password");
// email module
class EmailThread //throws MessagingException
public void sendMessage(String toEmail[], String ctrlno) //throws MessagingException
try
String host = "localhost";
//String host = "mail.philweb.com";
//String from = "[email protected]";
String from = "[email protected]";
//String[] to = toEmail;
//"[email protected]";
// Get system properties
Properties props = System.getProperties();
// Setup mail server
props.put("mail.smtp.starttls.enable","true");
props.put("mail.smtp.host", host);
props.put("mail.smtp.auth", "true");
// Get session
Authenticator auth = new MyAuthenticator();
Session session = Session.getDefaultInstance(props, auth);
boolean debug = true;
session.setDebug(debug);
// Define message
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(from));
InternetAddress[] to = new InternetAddress[DBConnection.ctr];
for (int i = 0; i < DBConnection.ctr; i++)
to[i] = new InternetAddress(toEmail);
//System.out.println("EMAILTO:" + to[i]);
message.setRecipients(Message.RecipientType.TO, to);
//message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
message.setSubject("Contract Expiry");
message.setText(
"Contract is about to expire\n" +
" ContractNumber is " + DBConnection.ctrlno
// Send message
Transport.send(message);
catch(Exception me)
me.printStackTrace();
System.out.println("Error in Sending Message");