How to send bulk mails

Question

hai,
i am developing a email application in java.
i need to send mail to bulk members..how do i achieve it.
all members in the mail should not know the other member mailid...how to do that.
if any one can guide me and if source is provided..that will be help full..
my mailid: [email protected]
with regards,
ashok

Answer 1

use this two programs
import javax.mail.*;
import java.util.*;
import javax.mail.internet.*;
class Mail{
     Session session;
     public Mail(){
          Properties p = System.getProperties();
          p.put("mail.smtp.host","earthlink.net");
          session = Session.getDefaultInstance(p,null);
     public void sendMail(String to){
          try{
               MimeMessage mm = new MimeMessage(session);
               mm.setFrom(new InternetAddress("[email protected]"));
               mm.addRecipient(Message.RecipientType.TO,new InternetAddress(to));
               mm.setSubject("Java Mail using Java Stored Procedure");
               mm.setText("This mail is transported by Java Mail, and the back end used is Oracle 9i");
               Transport.send(mm);
          }catch(MessagingException me){
               me.printStackTrace();
import java.util.Properties;
import java.sql.*;
import javax.mail.*;
import javax.mail.internet.*;
public class BulkMailExample {
  public static void main (String args[]) throws Exception {
       Connection con = null;
       Statement stmt = null;
       ResultSet rs = null;
    try{
         Class.forName("oracle.jdbc.driver.OracleDriver");
    }catch(java.lang.Exception e){
         e.printStackTrace();
    try{
         con = DriverManager.getConnection("jdbc:oracle:thin:scott/tiger@localhost:1521:ksenji");
         stmt = con.createStatement();
         rs = stmt.executeQuery("select toAddress from sendMail");
         System.out.println("sending Mail");
         Mail m = new Mail();
         while(rs.next()){
              System.out.println("sending Mail");
              m.sendMail(rs.getString(1));
              System.out.println("Mail Sent");
    }catch(SQLException ex){
         ex.printStackTrace();
    finally{
         try{
              rs.close();
              stmt.close();
              con.close();
         }catch(SQLException ex){
              ex.printStackTrace();
}