js|servlet| email I'm here with version 1.2, add the related package (jar file) to the Classpath
Second: The program is very simple, do not need us to consider a lot of strata of things, because the API to help us do these things, the following is a Simple mail servlet: (for familiar people, I am afraid is a simple servlet)
Import java.io.*;
Import javax.servlet.*;
Import javax.servlet.http.*;
Import sun.net.smtp.*;
public class Sendmailservlet extends HttpServlet {
public static String Mail_from = ' from ';
public static String mail_to = ' to ';
public static String Mail_subject = "SUBJECT";
public static String mail_body = ' body ';
public static String Mail_host = "Mailhost";
public void Doget (HttpServletRequest req, HttpServletResponse resp) throws Servletexception, IOException
{
Resp.setcontenttype ("text/html; charset=gb2312 ");
PrintWriter out = Resp.getwriter ();
Out.println ("<form method=post action=\" "+ Req.getrequesturi () +" ">");
Out.println ("<table>");
Out.println ("<tr><td>send Mail Server:</td>");
Out.println ("<td><input type=text name=" + mail_host + "size=30></td></tr>");
Out.println ("<tr><td>from:</td>");
Out.println ("<td><input type=text name=" + mail_from + "size=30></td></tr>");
Out.println ("<tr><td>to:</td>");
Out.println ("<td><input type=text name=" + mail_to + "size=30></td></tr>");
Out.println ("<tr><td>subject:</td>");
Out.println ("<td><input type=text name=" + mail_subject + "size=30></td></tr>");
Out.println ("<tr><td>text:</td>");
Out.println ("<td><textarea name=" + mail_body + "cols=40 rows=10></textarea></td></tr> ");
Out.println ("</table><br>");
Out.println ("<input type=submit value=\" send\ ">");
Out.println ("<input type=reset value=\" reset\ ">");
Out.println ("</form>");
Out.flush ();
}
public void DoPost (HttpServletRequest req, HttpServletResponse resp) throws Servletexception,ioexception
{
Resp.setcontenttype ("text/html; charset=gb2312 ");
PrintWriter out = new PrintWriter (Resp.getoutputstream ());
String from = Req.getparameter (Mail_from);
String to = Req.getparameter (mail_to);
String subject = Req.getparameter (Mail_subject);
String BODY = Req.getparameter (mail_body);
String mailhost = Req.getparameter (mail_host);
Try
{
SmtpClient Mailer = new SmtpClient (mailhost);
Mailer.from (from);
Mailer.to (to);
PrintStream PS = Mailer.startmessage ();
Ps.println ("From:" + from);
Ps.println ("to:" + to);
Ps.println ("Subject:" + Subject);
Ps.println (body);
Mailer.closeserver ();
Out.println ("success!");
}
catch (Exception ex)
{
OUT.PRINTLN ("An error about:" + ex.getmessage ());
}
Out.flush ();
}
public void init (ServletConfig cfg) throws Servletexception
{
Super.init (CFG);
}
public void Destroy ()
{
Super.destroy ();
}
}
