Java tutorial
/* * Copyright (c) Ian F. Darwin, http://www.darwinsys.com/, 1996-2002. * All rights reserved. Software written by Ian F. Darwin and others. * $Id: LICENSE,v 1.8 2004/02/09 03:33:38 ian Exp $ * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * * Java, the Duke mascot, and all variants of Sun's Java "steaming coffee * cup" logo are trademarks of Sun Microsystems. Sun's, and James Gosling's, * pioneering role in inventing and promulgating (and standardizing) the Java * language and environment is gratefully acknowledged. * * The pioneering role of Dennis Ritchie and Bjarne Stroustrup, of AT&T, for * inventing predecessor languages C and C++ is also gratefully acknowledged. */ import java.util.Properties; import javax.mail.Message; import javax.mail.MessagingException; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; /** * sender -- send an email message. If you give more than one file, each file * will be sent to the same recipient with the same subject, so you generally * don't want to. * * @author Ian F. Darwin * @version $Id: Sender2.java,v 1.8 2004/03/20 20:52:35 ian Exp $ */ public class Sender2 { /** The message recipient. */ protected String message_recip; /* What's it all about, Alfie? */ protected String message_subject; /** The message CC recipient. */ protected String message_cc; /** The message body */ protected String message_body; /** The JavaMail session object */ protected Session session; /** The JavaMail message object */ protected Message mesg; /** Properties object used to pass props into the MAIL API */ Properties props = new Properties(); /** Construct a Sender2 object */ public Sender2() throws MessagingException { // Your LAN must define the local SMTP as "mailhost" // for this simple-minded version to be able to send mail... props.put("mail.smtp.host", "mailhost"); finish(); } /** * Construct a Sender2 object. * * @param hostName - * the name of the host to send to/via. */ public Sender2(String hostName) throws MessagingException { props.put("mail.smtp.host", hostName); finish(); } private void finish() { // Create the Session object session = Session.getDefaultInstance(props, null); // session.setDebug(true); // Verbose! // create a message mesg = new MimeMessage(session); } public void sendFile(String fileName) throws MessagingException { // Now the message body. setBody(message_body); sendFile(); } /** * Send the file with no filename, assuming you've already called the * setBody() method. */ public void sendFile() { try { // Finally, send the message! (use static Transport method) Transport.send(mesg); } catch (MessagingException ex) { while ((ex = (MessagingException) ex.getNextException()) != null) { ex.printStackTrace(); } } } /** * Stub for providing help on usage You can write a longer help than this, * certainly. */ protected static void usage(int returnValue) { System.err.println("Usage: Sender2 [-t to][-c cc][-f from][-s subj] file ..."); System.exit(returnValue); } public void addRecipient(String message_recip) throws MessagingException { // TO Address InternetAddress toAddress = new InternetAddress(message_recip); mesg.addRecipient(Message.RecipientType.TO, toAddress); } public void addCCRecipient(String message_cc) throws MessagingException { // CC Address InternetAddress ccAddress = new InternetAddress(message_cc); mesg.addRecipient(Message.RecipientType.CC, ccAddress); } public void setFrom(String sender) throws MessagingException { // From Address - this should come from a Properties... mesg.setFrom(new InternetAddress(sender)); } public void setSubject(String message_subject) throws MessagingException { // The Subject mesg.setSubject(message_subject); } /** Set the message body. */ public void setBody(String message_body) throws MessagingException { mesg.setText(message_body); // XXX I18N: use setText(msgText.getText(), charset) } /** Driver to parse options and control Sender */ public static void main(String[] args) { try { Sender2 sm = new Sender2(); // XXX sm.setMailHost(); sm.props.put("mail.smtp.host", ""); sm.addRecipient("www@www.net"); sm.addCCRecipient(""); sm.setFrom(""); sm.setSubject(""); sm.sendFile(""); } catch (MessagingException e) { System.err.println(e); } } }