mytimertask.java

First of all, the Applet-phone is a SIP User-Agent with audio and text messaging capabilities. But

/*
 * Timer.java
 *
 * Created on September 24, 2003, 2:27 PM
 */

package gov.nist.examples.mail;
import javax.sip.message.*;
import javax.sip.header.*;
import javax.sip.address.*;
import javax.mail.*;
import javax.mail.internet.*;
import java.util.*;

/**
 * 
 * @author  DERUELLE Jean
 */
class MyTimerTask extends TimerTask {

	private Response response;

	/** Creates a new instance of Timer */
	public MyTimerTask(Response response) {
		this.response = response;
	}

	/**
	 * The listener can be notified by the timer that the time has been elapsed.
	 * and so we will send a mail to callee.
	 * @param the Timer
	 * @param the sip address of the guy who tried to call
	 */
	public void run() {
		System.out.println("Time since the 180 Ringing has been elapsed !");
		System.out.println("We are sending an email...");
		try {
			Properties props = new Properties();
			props.put("mail.smtp.host", "smtp.nist.gov");

			// Get a Session object
			Session session = Session.getDefaultInstance(props, null);

			// construct the message            
			javax.mail.Message msg = new MimeMessage(session);
			FromHeader fromHeader =
				(FromHeader) response.getHeader(FromHeader.NAME);
			SipURI fromUri = (SipURI) fromHeader.getAddress().getURI();
			String fromAddr = fromUri.getUser() + "@" + fromUri.getHost();
			msg.setFrom(new InternetAddress(fromAddr));

			ToHeader toHeader = (ToHeader) response.getHeader(ToHeader.NAME);
			SipURI toUri = (SipURI) toHeader.getAddress().getURI();
			String toAddr = toUri.getUser() + "@" + toUri.getHost();
			msg.setRecipient(
				javax.mail.Message.RecipientType.TO,
				new InternetAddress(toAddr));
			msg.setSubject("Automatic Message");
			//msg.setText(request.getHeader(FromHeader.NAME).toString()+ " tries to call you");
			msg.setHeader("X-Mailer", "Gateway-Busy");
			msg.setSentDate(new Date());
			msg.setContent(" I  tried to call you", "text/plain");
			// send the thing off                   
			Transport.send(msg);
			System.out.println("\nMail was sent successfully.");
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}