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blog名称:小雨
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 [知识积累]jsp 发邮件 |
小雨 发表于 2006/12/14 23:37:05 |
很简单的东西 ，总有人问，所以贴出来
package zj;import java.io.*;import javax.mail.*; import javax.mail.internet.*;
import javax.servlet.*;import java.util.*; import javax.servlet.http.*;
import sun.net.smtp.*;
public class test extends HttpServlet { static class SmtpAuth extends javax.mail.Authenticator { private String user,password;
public void getuserinfo(String getuser,String getpassword){ user = getuser; password = getpassword; } protected javax.mail.PasswordAuthentication getPasswordAuthentication(){ return new javax.mail.PasswordAuthentication(user,password); } } 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"); 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); PrintWriter out = new PrintWriter(resp.getOutputStream()); try{SmtpAuth sa=new SmtpAuth();
sa.getuserinfo("username","pwd"); java.util.Properties props=new java.util.Properties(); props.put("mail.smtp.auth","true"); props.put("mail.smtp.host",mailhost); Session mailSession=Session.getDefaultInstance(props,sa); MimeMessage testMessage=new MimeMessage(mailSession); testMessage.setFrom(new InternetAddress(from)); testMessage.addRecipient(javax.mail.Message.RecipientType.TO,new InternetAddress(to)); testMessage.setSentDate(new java.util.Date()); testMessage.setSubject(subject); testMessage.setText(body); System.out.println("Message constructed");
Transport.send(testMessage);
}
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();
}
}
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