circuitbreaker/notification/MailNotifier.java

package dk.thoerup.circuitbreaker.notification;

import java.util.Properties;
import java.util.logging.Logger;

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

import dk.thoerup.circuitbreaker.CircuitBreaker;
import dk.thoerup.circuitbreaker.Event;

public class MailNotifier extends AsyncNotifier {


        Logger logger = Logger.getLogger(MailNotifier.class.getName());

        private String recipient;
        private String from;
        
        Properties props;

        public MailNotifier(String from, String recipient, String mailhost) {

                this.from = from;
                this.recipient = recipient;
                
                props = new Properties();
                props.put("mail.smtp.host", mailhost);
        }


        @Override
        public void sendAsync(CircuitBreaker<?> breaker, Event evnt) {
                try {
                        if (evnt == Event.BreakerTripped || evnt == Event.BreakerReset) {
                                // create some properties and get the default Session
                                Session session = Session.getDefaultInstance(props, null);
                                session.setDebug(false);
                                
                                
                                // create a message
                                
                                MimeMessage msg = new MimeMessage(session);
                                msg.setFrom( new InternetAddress(from) );
                                
                                msg.setRecipient(Message.RecipientType.TO, new InternetAddress(recipient) );
                                msg.setSubject("Circuitbreaker " + breaker.getName() + " : " + evnt.toString());                        
                                msg.setText("--");
                                
                                Transport.send(msg);
                        }
                } catch (Exception e) {
                        logger.warning("Unable to send CircuitBreaker notification mail " + e );
                }
        }

}
1	package dk.thoerup.circuitbreaker.notification;
2
3	import java.util.Properties;
4	import java.util.logging.Logger;
5
6	import javax.mail.Message;
7	import javax.mail.Session;
8	import javax.mail.Transport;
9	import javax.mail.internet.InternetAddress;
10	import javax.mail.internet.MimeMessage;
11
12	import dk.thoerup.circuitbreaker.CircuitBreaker;
13	import dk.thoerup.circuitbreaker.Event;
14
15	public class MailNotifier extends AsyncNotifier {
16
17
18	Logger logger = Logger.getLogger(MailNotifier.class.getName());
19
20	private String recipient;
21	private String from;
22
23	Properties props;
24
25	public MailNotifier(String from, String recipient, String mailhost) {
26
27	this.from = from;
28	this.recipient = recipient;
29
30	props = new Properties();
31	props.put("mail.smtp.host", mailhost);
32	}
33
34
35	@Override
36	public void sendAsync(CircuitBreaker<?> breaker, Event evnt) {
37	try {
38	if (evnt == Event.BreakerTripped \|\| evnt == Event.BreakerReset) {
39	// create some properties and get the default Session
40	Session session = Session.getDefaultInstance(props, null);
41	session.setDebug(false);
42
43
44	// create a message
45
46	MimeMessage msg = new MimeMessage(session);
47	msg.setFrom( new InternetAddress(from) );
48
49	msg.setRecipient(Message.RecipientType.TO, new InternetAddress(recipient) );
50	msg.setSubject("Circuitbreaker " + breaker.getName() + " : " + evnt.toString());
51	msg.setText("--");
52
53	Transport.send(msg);
54	}
55	} catch (Exception e) {
56	logger.warning("Unable to send CircuitBreaker notification mail " + e );
57	}
58	}
59
60	}