Java EE (Java Enterprise Edition) General Discussion

This is the error we are getting, i am able to sendout this with no problems if i send it to someone with our domain name.. like myself jcollazo@mmsquared but i can't send it to an external account like a yahoo, msn, gmail etc.. Any ideas?
ERROR:
javax.mail.SendFailedException: Invalid Addresses;
nested exception is:
com.sun.mail.smtp.SMTPAddressFailedException: 550 5.7.1 <irishlass54@comcast.net>... Relaying denied. Proper authentication required.

at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:1196)
at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:584)
at javax.mail.Transport.send0(Transport.java:169)
at javax.mail.Transport.send(Transport.java:98)
at SimpleSender.sendpdf(SimpleSender.java:139)
at NoF.main(NoF.java:657)
Caused by: com.sun.mail.smtp.SMTPAddressFailedException: 550 5.7.1 <irishlass54@comcast.net>... Relaying denied. Proper authentication required.

at com.sun.mail.smtp.SMTPTransport.rcptTo(SMTPTransport.java:1047)
... 5 more



THIS is the code we are using....



import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;

import java.util.*;
import java.io.*;

/**
* Send out Notice of Facilitation E-Mails. There is a "main" for
* testing the sender, but the expected use is to call the static
* member SimpleSender.sendpdf( . . . );
* This class uses http://java.sun.com/products/javamail.
* This class expects Java2 Enterprise Edition, but can be run from
* J2SE if you download activation.jar and mail.jar from the javamail
* website. It should work in JDK 1.4 or higher.
*
* @author Jim Gast, jim@theGasts.net
*/
public class SimpleSender
{
/**
* The SMTP server for MM2
*/
public static final String SMTP_SERVER = "66.179.174.223";
// public static final String SMTP_SERVER = "smtp.charter.net";

/**
* All notice-of-facilitation E-Mails will look like they came
* from this (possibly fictitious) email address. If a
* customer wants to supply a return address (e.g. an AXES email)
* we can make this a parameter.
*/
public static final String SMTP_FROM = "jcollazo@mmsquared.com";
// public static final String SMTP_FROM = "jgast@charter.net";

/**
* makeEmptyMessage() makes an empty java.mail.internet.MimeMessage
* for subsequent sending as an E-Mail.
* @return an empty message to be filled in.
*/
public static Message makeEmptyMessage() {
Properties props = System.getProperties();

// -- Attaching to default Session, or we could start a new one --

props.put("mail.smtp.host", SMTP_SERVER);
Session session = Session.getDefaultInstance(props, null);

// -- Create a new message --
Message msg = new MimeMessage(session);

return msg;
}

/**
* getFileBodyPart creates a BodyPart that contains a FileDataSource
* to go into the E-Mail. It uses DataHandler from
* javax.activation so there needs to be a DataContentHandler
* for the mimeType you choose.
* @param filename the name of the file to be inserted.
* @param mimeType a valid mimeType that has a DataContentHandler.
* @return the BodyPart containing the content.
* @throws javax.mail.MessagingException
*/
public static BodyPart getFileBodyPart(String filename, String mimeType)
throws javax.mail.MessagingException {
BodyPart bp = new MimeBodyPart();
try {
bp.setContent(new MimeBodyPart(new FileInputStream(filename)),
mimeType);
} catch (Exception e) {
e.printStackTrace();
}
bp.setDataHandler(new DataHandler
(new FileDataSource(filename)));
return bp;
}
/**
* sendpdf creates an e-mail with a plaintext body and a pdf
* attachment.
* @param to the e-mail address of the recipient
* @param subject the subject put on the E-mail
* @param textFile the ASCII version of the E-mail. NOTE:
* this file should include one line for the
* mimeType (typically text/plain) and a blank
* line separating headers from the body.
* @param pdfFile the PDF file to be attached to the E-Mail.
*/
public static void sendpdf(String to, String subject,
String textFile, String pdfFile)
{
try
{
// -- Create a new message --
Message msg = makeEmptyMessage();

// -- Set the FROM and TO fields --
msg.setFrom(new InternetAddress(SMTP_FROM));
msg.setRecipients(Message.RecipientType.TO,
InternetAddress.parse(to, false));

// -- We could include CC recipients too --
// if (cc != null)
// msg.setRecipients(Message.RecipientType.CC
// ,InternetAddress.parse(cc, false));

// -- Set the subject and body text --
msg.setSubject(subject);

// -- Set some other header information --
msg.setHeader("X-Mailer", "MM2Email");
msg.setSentDate(new Date());

// Use "alternative if you are sending HTML and plaintext
// so the recipient only sees one of the two alternates.
// MimeMultipart mp = new MimeMultipart("alternative");
MimeMultipart mp = new MimeMultipart("related");
MimeBodyPart textPart =
new MimeBodyPart(new FileInputStream(textFile));
mp.addBodyPart(textPart);

BodyPart pdfPart =
getFileBodyPart(pdfFile, "application/x-pdf");
// pdfPart.setDataHandler(
// new DataHandler(new FileDataSource("nof.pdf"),
// "text/plain"));

String ctString = "APPLICATION/PDF; name=" + pdfFile;
pdfPart.setHeader("Content-Type", ctString);
// Set Content-Disposition to attachment for an E-Mail attachment.
// Set Content-Disposition to inline if making a web-page, instead.
String cdString = "attachment; filename=" + pdfFile;
pdfPart.setHeader("Content-Disposition", cdString);
mp.addBodyPart(pdfPart);

msg.setContent(mp);

// -- Send the message --
Transport.send(msg);

// System.out.println("Message sent OK.");
}
catch (Exception ex)
{
ex.printStackTrace();
}
}

/**
* The main method can be used to unit test the class.
* It expects a plaintext file nof.txt containing at least
* a one-line mime type and a blank line to end the headers.
* It also expects a PDF file named nof.pdf.
*/
public static void main(String args[])
{
try
{
// String smtpServer="smtp.charter.net";
// String to="nstafford@mmsquared.com";
// String from="irishlass54@comcast.net";
// String subject="This is from java";
// String body="This E-Mail came from a java app at mm2";

// send(smtpServer, to, from, subject, body);


// sendpdf("jgast@tds.net", "AXES order number 3255202",
// "nof.txt", "nof.pdf");
sendpdf("nstafford@mmsquared.com", "NOF",
"nof.txt", "nof.pdf");
sendpdf("nkontoleon@axestrade.com", "NOF",
"nof.txt", "nof.pdf");
// sendpdf("pgaffney@axestrade.com", "NOF",
// "nof.txt", "nof.pdf");
// sendpdf("akyle@axestrade.com", "NOF",
// "nof.txt", "nof.pdf");
}
catch (Exception ex)
{
System.out.println("Usage: java SimpleSender"
+" smtpServer toAddress fromAddress subjectText bodyText");
}

System.exit(0);
}
}