MailServiceImpl.java

package com.robonobo.remote.service;

import java.io.IOException;
import java.util.Date;
import java.util.Properties;

import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.Message.RecipientType;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

public class MailServiceImpl implements MailService {
	private Session session;
	Log log = LogFactory.getLog(getClass());
	private boolean configured;

	public MailServiceImpl(String smtpServer, String myDomain) {
		configured = (smtpServer != null);
		if (configured) {
			Properties props = System.getProperties();
			props.put("mail.smtp.host", smtpServer);
			// Set the domain we send our HELO from
			props.put("mail.smtp.localhost", myDomain);
			session = Session.getDefaultInstance(props, null);
		} else
			log.error("SMTP server not configured... no mails will be sent!");
	}

	public void sendMail(String fromName, String fromEmail, String toName, String toEmail, String subject, String body)
			throws IOException {
		sendMail(fromName, fromEmail, toName, toEmail, null, null, subject, body);
	}

	public void sendMail(String fromName, String fromEmail, String toName, String toEmail, String replyToName,
			String replyToEmail, String subject, String body) throws IOException {
		if(!configured) {
			log.error("Not sending mail to "+toEmail+" with subject '"+subject+"' - SMTP server not configured");
			return;
		}
		try {
			Message msg = new MimeMessage(session);
			msg.setFrom(new InternetAddress(fromEmail, fromName));
			if (replyToEmail != null)
				msg.setReplyTo(new InternetAddress[] { new InternetAddress(replyToEmail, replyToName) });
			msg.setRecipient(RecipientType.TO, new InternetAddress(toEmail, toName));
			msg.setSubject(subject);
			msg.setText(body);
			msg.setSentDate(new Date());
			msg.setHeader("X-Sent-By", "robonobo MIDAS");
			if (log.isInfoEnabled()) {
				StringBuffer sb = new StringBuffer("Sending mail: from '");
				sb.append(fromName).append("' <");
				sb.append(fromEmail).append(">, to: '");
				sb.append(toName).append("' <");
				sb.append(toEmail).append(">, subject: ");
				sb.append(subject);
				log.info(sb);
			}
			Transport.send(msg);
		} catch (Exception e) {
			throw new IOException(e);
		}
	}
}