runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/mail/SendMail.java

   1 package org.argeo.slc.mail;
   2
   3 import java.util.HashMap;
   4 import java.util.Map;
   5 import java.util.Properties;
   6
   7 import javax.mail.Message;
   8 import javax.mail.Session;
   9 import javax.mail.Transport;
  10 import javax.mail.internet.InternetAddress;
  11 import javax.mail.internet.MimeMessage;
  12
  13 import org.argeo.slc.SlcException;
  14 import org.argeo.slc.core.execution.tasks.SystemCall;
  15
  16 // http://java.sun.com/developer/onlineTraining/JavaMail/contents.html#JavaMailUsage
  17 // http://java.sun.com/products/javamail/FAQ.html#gmail
  18 public class SendMail implements Runnable {
  19         private String host;
  20         private String from;
  21         private String to;
  22         private String subject;
  23         private String text;
  24         private String username;
  25         private String password;
  26         private Map<String, String> javaMailProperties = new HashMap<String, String>();
  27
  28         public void run() {
  29                 if ("local".equals(host))
  30                         sendWithMailCommand();
  31                 else if ("smtp.gmail.com".equals(host))
  32                         sendWithGMail();
  33                 else
  34                         sendWithJavaMail();
  35         }
  36
  37         protected void sendWithMailCommand() {
  38                 SystemCall mail = new SystemCall("mail");
  39                 mail.arg("-s", subject).arg(to);
  40                 mail.run();
  41         }
  42
  43         protected void sendWithJavaMail() {
  44                 try {
  45                         // Get system properties
  46                         Properties props = System.getProperties();
  47
  48                         // Setup mail server
  49                         props.put("mail.smtp.host", host);
  50
  51                         for (String key : javaMailProperties.keySet())
  52                                 props.put(key, javaMailProperties.get(key));
  53
  54                         // Get session
  55                         Session session = Session.getDefaultInstance(props, null);
  56
  57                         // Define message
  58                         MimeMessage message = new MimeMessage(session);
  59                         buildJavaMailMessage(message);
  60
  61                         // Send message
  62                         Transport.send(message);
  63                 } catch (Exception e) {
  64                         throw new SlcException("Cannot send message.", e);
  65                 }
  66         }
  67
  68         protected void sendWithGMail() {
  69                 try {
  70                         Properties props = new Properties();
  71                         props.put("mail.smtps.auth", "true");
  72                         props.put("mail.smtps.host", host);
  73                         Session session = Session.getDefaultInstance(props, null);
  74                         MimeMessage message = new MimeMessage(session);
  75                         buildJavaMailMessage(message);
  76                         Transport t = session.getTransport("smtps");
  77                         try {
  78                                 t.connect(host, username, password);
  79                                 t.sendMessage(message, message.getAllRecipients());
  80                         } finally {
  81                                 t.close();
  82                         }
  83
  84                 } catch (Exception e) {
  85                         throw new SlcException("Cannot send message.", e);
  86                 }
  87         }
  88
  89         protected void buildJavaMailMessage(Message message) throws Exception {
  90                 message.setFrom(new InternetAddress(from));
  91                 message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
  92                 message.setSubject(subject);
  93                 message.setText(text);
  94         }
  95
  96         public void setHost(String host) {
  97                 this.host = host;
  98         }
  99
 100         public void setFrom(String from) {
 101                 this.from = from;
 102         }
 103
 104         public void setTo(String to) {
 105                 this.to = to;
 106         }
 107
 108         public void setSubject(String subject) {
 109                 this.subject = subject;
 110         }
 111
 112         public void setText(String text) {
 113                 this.text = text;
 114         }
 115
 116         public void setJavaMailProperties(Map<String, String> javaMailProperties) {
 117                 this.javaMailProperties = javaMailProperties;
 118         }
 119
 120         public void setUsername(String username) {
 121                 this.username = username;
 122         }
 123
 124         public void setPassword(String password) {
 125                 this.password = password;
 126         }
 127
 128 }