src/main/java/net/pterodactylus/reactor/actions/EmailAction.java

   1 /*
   2  * Reactor - EmailAction.java - Copyright © 2013 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.reactor.actions;
  19
  20 import java.util.Properties;
  21
  22 import javax.mail.Message.RecipientType;
  23 import javax.mail.MessagingException;
  24 import javax.mail.Session;
  25 import javax.mail.Transport;
  26 import javax.mail.internet.InternetAddress;
  27 import javax.mail.internet.MimeMessage;
  28
  29 import net.pterodactylus.reactor.Action;
  30
  31 /**
  32  * {@link Action} implementation that sends an email containing the triggering
  33  * object to an email address.
  34  *
  35  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  36  */
  37 public class EmailAction implements Action {
  38
  39         /** The name of the SMTP host. */
  40         private final String hostname;
  41
  42         /** The email address of the sender. */
  43         private final String sender;
  44
  45         /** The email address of the recipient. */
  46         private final String recipient;
  47
  48         /**
  49          * Creates a new email action.
  50          *
  51          * @param hostname
  52          *            The hostname of the SMTP server
  53          * @param sender
  54          *            The email address of the sender
  55          * @param recipient
  56          *            The email address of the recipient
  57          */
  58         public EmailAction(String hostname, String sender, String recipient) {
  59                 this.hostname = hostname;
  60                 this.sender = sender;
  61                 this.recipient = recipient;
  62         }
  63
  64         //
  65         // ACTION METHODS
  66         //
  67
  68         /**
  69          * {@inheritDoc}
  70          */
  71         @Override
  72         public void execute(Object trigger) {
  73                 Properties properties = System.getProperties();
  74                 properties.put("mail.smtp.host", hostname);
  75                 Session session = Session.getInstance(properties);
  76                 MimeMessage message = new MimeMessage(session);
  77                 try {
  78                         message.setFrom(new InternetAddress(sender));
  79                         message.setRecipient(RecipientType.TO, new InternetAddress(recipient));
  80                         message.setSubject("Reaction Triggered!");
  81                         message.setText(String.valueOf(trigger));
  82                         Transport.send(message);
  83                 } catch (MessagingException me1) {
  84                         /* swallow. */
  85                 }
  86         }
  87
  88 }