Java Email Function

email.conf

# Email Settings
SMTP Server: tbd
Email Account: [email protected]
Email Recipients: [email protected];[email protected]

sendMail.java

import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

/**
 * Sends emails with settings, and to recipients specified in the program's
 * conf file.
 *
 * @param subject
 *            String representing the subject of the email.
 * @param message
 *            String representing the message of the email.
 * @param important
 *            Boolean indicating if this message should be sent with
 *            importance.
 * @throws Exception
 */
public void sendEmail(String subject, String message, boolean important)
  throws Exception {
    System.out.println("Creating Email Session");
    if (ProgramPreferences.isDebuging()) {
        System.out.println("  Server = "
                + ProgramPreferences.getSmtpServer());
        System.out.println("  Account = "
                + ProgramPreferences.getEmailAccount());
        System.out.println("  Recipients = "
                + ProgramPreferences.getEmailRecipients());
        System.out.println("  Important = " + important);
        System.out.println("  Subject = " + subject);
        System.out.println("  Message = " + message);
    }

    // create some properties and get the default Session
    Properties props = System.getProperties();

    props.put("mail.smtp.host", ProgramPreferences.getSmtpServer());

    // Create a new mail session
    Session session = Session.getInstance(props, null);
    if (ProgramPreferences.isDebuging()) {
        session.setDebug(true);
    }
    // create a message
    MimeMessage msg = new MimeMessage(session);
    msg.setFrom(new InternetAddress(ProgramPreferences.getEmailAccount()));

    // Get the recepients
    String[] sendTo = ProgramPreferences.getEmailRecipients().split("\\;");
    InternetAddress[] mailTo = new InternetAddress[sendTo.length];
    for (int i = 0; i < sendTo.length; i++) {
        mailTo[i] = new InternetAddress(sendTo[i]);
    }
    msg.setRecipients(Message.RecipientType.TO, mailTo);

    // Set the subject
    msg.setSubject(subject);

    // Set the importance to high
    if (important) {
        msg.addHeader("Importance", "High");
    }

    // create and fill the first message part
    MimeBodyPart mbp1 = new MimeBodyPart();
    mbp1.setContent(message, "text/html");

    // create the Multipart and add its parts to it
    Multipart mp = new MimeMultipart();
    mp.addBodyPart(mbp1);

    // add the Multipart to the message
    msg.setContent(mp);

    // set the Date: header
    msg.setSentDate(new Date());

    // send the message
    Transport.send(msg);
    System.out.println("Email Session ended normally");
}