EmailJndiServletpublic class EmailJndiServlet extends HttpServlet
| Fields Summary |
|---|
| private Session | mailSession |
| Methods Summary |
|---|
| public void | doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
doPost(request,response);
| | public void | doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
response.setContentType("text/html");
java.io.PrintWriter out = response.getWriter();
out.println(
"<html><head><title>Email message sender</title></head><body>");
String to = request.getParameter("to");
String from = request.getParameter("from");
String subject = request.getParameter("subject");
String emailContent = request.getParameter("emailContent");
try{
sendMessage(to,from,subject,emailContent);
} catch(Exception exc){
throw new ServletException(exc.getMessage());
}
out.println(
"<h2>The message was sent successfully</h2></body></html>");
out.println("</body></html>");
out.close();
| | public void | init()
Context env = null;
try{
env = (Context) new InitialContext();
mailSession = (Session) env.lookup("MyEmail");
if (mailSession == null)
throw new ServletException(
"MyEmail is an unknown JNDI object");
//close the InitialContext
env.close();
} catch (NamingException ne) {
try{ env.close();} catch (NamingException nex) { }
throw new ServletException(ne);
}
| | private void | sendMessage(java.lang.String to, java.lang.String from, java.lang.String subject, java.lang.String bodyContent)
Message mailMsg = null;
synchronized(mailSession){
mailMsg = new MimeMessage(mailSession);//a new email message
}
InternetAddress[] addresses = null;
try {
if (to != null) {
//throws 'AddressException' if the 'to' email address
//violates RFC822 syntax
addresses = InternetAddress.parse(to, false);
mailMsg.setRecipients(Message.RecipientType.TO, addresses);
} else {
throw new MessagingException(
"The mail message requires a 'To' address.");
}
if (from != null)
mailMsg.setFrom(new InternetAddress(from));
if (subject != null)
mailMsg.setSubject(subject);
if (bodyContent != null)
mailMsg.setText(bodyContent);
//Finally, send the mail message; throws a 'SendFailedException'
//if any of the message's recipients have an invalid adress
Transport.send(mailMsg);
} catch (Exception exc) {
throw exc;
}
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