I need to send an automated birthday greetings mail notification

Question

hi all .. I have a requirement like.. I need to send an automated birthday greetings mail notification on every morning.. so I need a general code...for that
so pls any one help me thank you in advance

Answer 1

package notification;
import java.sql.*;
import javax.naming.*;
import javax.sql.DataSource;
public class Notification{
    /** Creates a new instance of Notification*/
    public Notification() {
    public static void main(String[] args) {
        try {
            String sql = "Select name, email from users where DATEDIFF(NOW(),birthday)=0)";
            Class.forName("com.mysql.jdbc.Driver").newInstance();
            Connection conn = DriverManager.getConnection(
                    "jdbc:mysql://localhost/birthday?user=java&password=javajava");
            Statement stmt = conn.createStatement();
            ResultSet rs = stmt.executeQuery(sql);
            while (rs.next()) {
                String theText = "Congratulations "+rs.getString("name");
                 new BirthdayMail("smtprelay.myserver.net", rs.getString("email"), "[email protected]", "Automatic notification", theText, "Birthday");
        } catch (SQLException ex) { // handle the error
            System.out.println("SQLState: " + ex.getSQLState());
            System.out.println(
                    "VendorError: " + ex.getErrorCode() + " " + ex.getMessage());
        } catch (Exception ex) { // handle the error
            System.out.println("Non-sql exception: " + ex.getMessage());
            ex.printStackTrace();
* BirthdayMail.java
package notification;
import javax.mail.*;
import javax.mail.internet.*;
import java.util.*;
public class BirthdayMail {
     * Main method to send a message given on the command line.
    public static void main(String args[]) {
        try {
            String smtpServer=args[0];
            String to=args[1];
            String from=args[2];
            String subject=args[3];
            String body=args[4];
            send(smtpServer, to, from, subject, body, "");
        } catch (Exception ex) {
            ex.printStackTrace();
        System.exit(0);
     * Constructor.
    public BirthdayMail(String s1, String s2, String s3, String s4, String s5, String s6) {
        try {
            String smtpServer=s1;
            String to=s2;
            String from=s3;
            String subject=s4;
            String body=s5;
            String personal = s6;
            send(smtpServer, to, from, subject, body, personal);
        } catch (Exception ex) {
            ex.printStackTrace();
     * "send" method to send the message.
    public static void send(String smtpServer, String to, String from
            , String subject, String body, String personal) {
        try {
            Properties props = System.getProperties();
            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, personal));
            msg.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(to, false));           
            // -- Set the subject and body text --
            msg.setSubject(subject);
            //msg.setText(body);
            msg.setContent(body, "text/html");
            // -- Set some other header information --
            msg.setHeader("X-Mailer", "NotificationMail");
            msg.setSentDate(new Date());
            // -- Send the message --
            Transport.send(msg);
            //log.info("Message sent OK.");
        } catch (Exception ex) {
            ex.printStackTrace();
    public static boolean statusSend(String smtpServer, String to, String from
            , String subject, String body, String personal) {
        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, personal));
            msg.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(to, false));
            // -- We could include CC recipients too --
            // if (cc != null)
            // msg.setRecipients(Message.RecipientType.CC
            // -- Set the subject and body text --
            msg.setSubject(subject);
            //msg.setText(body);
            msg.setContent(body, "text/html");
            // -- Set some other header information --
            msg.setHeader("X-Mailer", "NotificationMail");
            msg.setSentDate(new Date());
            // -- Send the message --
            Transport.send(msg);
            return true;
        } catch (MessagingException ex){
            log.error(ex.toString());
            return false;
        } catch (Exception ex){
            ex.printStackTrace();
            return false;
}and in cron.daily a script to daily execute the project:
#!/bin/sh
/usr/local/jdk1.5.0_06/bin/java -jar /home/admin/proj/notification/Notification.jar
exit 0