Problem in Javamail

[yogi maheshnath]

JSP code

 <jsp:useBean id="mailer"  class="com.email.SendMail">
    <%
String from=request.getParameter("email1");
String subject=request.getParameter("subject");
String name=request.getParameter("name");
String coname=request.getParameter("coname");
String message=request.getParameter("message");
String[] emailList = {"[e-mail]"};
mailer.postMail(emailList,subject,message,from); %>
</jsp:useBean>
   

-----------------
Java Bean Code

 package com.email;
import javax.mail.*;
import javax.mail.internet.*;
import java.util.*;
import java.io.*;
import javax.mail.Authenticator;
 
public class SendMail
{
 
  /*private static final String SMTP_HOST_NAME = "my hostname";
  private static final String SMTP_AUTH_USER = "my username";
  private static final String SMTP_AUTH_PWD  = "my password";
 
  private static final String emailMsgTxt      = "Online Order Confirmation Message. Also include the Tracking Number.";
  private static final String emailSubjectTxt  = "Order Confirmation Subject";
  private static final String emailFromAddress = "[e-mail]";
 
  // Add List of Email address to who email needs to be sent to
  private static final String[] emailList = {"[e-mail]"};*/
 
  public void postMail( String recipients[ ], String subject,
                            String message , String from) throws MessagingException
  {
    boolean debug = false;
 
     //Set the host smtp address
     Properties props = new Properties();
     props.put("mail.smtp.host", "my hostname");
     props.put("mail.smtp.auth", "true");
 
    Authenticator auth = new SMTPAuthenticator();
    Session session = Session.getDefaultInstance(props, auth);
 
    session.setDebug(debug);
 
    // create a message
    Message msg = new MimeMessage(session);
 
    // set the from and to address
    InternetAddress addressFrom = new InternetAddress(from);
    msg.setFrom(addressFrom);
 
    InternetAddress[] addressTo = new InternetAddress[recipients.length];
    for (int i = 0; i < recipients.length; i++)
    {
        addressTo[i] = new InternetAddress(recipients[i]);
    }
    msg.setRecipients(Message.RecipientType.TO, addressTo);
 

    // Setting the Subject and Content Type
    msg.setSubject(subject);
    msg.setContent(message, "text/plain");
    Transport.send(msg);
 }
 

/**
* SimpleAuthenticator is used to do simple authentication
* when the SMTP server requires it.
*/
private class SMTPAuthenticator extends javax.mail.Authenticator
{
    
    public PasswordAuthentication getPasswordAuthentication()
    {
        String username = "my username";
        String password = "my password";
        return new PasswordAuthentication(username, password);
    }
   
}
 
}
   

-------------------------------------
when i use jsp code,following exception occurs,Please Explain

  type Exception report
 
message 
 
description The server encountered an internal error () that prevented it from fulfilling this request.
 
exception 
 
javax.servlet.ServletException: javax/mail/Authenticator
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:244)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
 

root cause 
 
java.lang.NoClassDefFoundError: javax/mail/Authenticator
java.lang.Class.getDeclaredConstructors0(Native Method)
java.lang.Class.privateGetDeclaredConstructors(Class.java:1618)
java.lang.Class.getConstructor0(Class.java:1930)
java.lang.Class.getConstructor(Class.java:1027)
org.apache.jasper.compiler.Generator$GenerateVisitor.visit(Generator.java:1222)
org.apache.jasper.compiler.Node$UseBean.accept(Node.java:1116)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
org.apache.jasper.compiler.Node$Visitor.visitBody(Node.java:2213)
org.apache.jasper.compiler.Node$Visitor.visit(Node.java:2219)
org.apache.jasper.compiler.Node$Root.accept(Node.java:456)
org.apache.jasper.compiler.Node$Nodes.visit(Node.java:2163)
org.apache.jasper.compiler.Generator.generate(Generator.java:3272)
org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:244)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:470)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:451)
org.apache.jasper.compiler.Compiler.compile(Compiler.java:439)
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
 
  

[Sivaraman Lakshmanan]

Hi,
Add mail.jar to your classpath and then give a try.

[Stony Zhang]

You should add JAF to your classpath.