如何使用JSP来发送邮件

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MESSAGE.JSP

处理页面:

<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*,java.util.*,javax.mail.*,cn.cmpy.company.*,javax.mail.internet.*,javax.activation.*" errorPage="" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<jsp:useBean id="company" scope="page" class="cn.cmpy.company.company"></jsp:useBean>
<jsp:useBean id="comCtl" scope="page" class="cn.cmpy.company.comCtl"></jsp:useBean>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>留言本发送</title>
</head>
<body>

<%
//int id=1;
company=comCtl.selectCompany(1);
String email1="";
email1=company.getEmail();
if(email1==null) email1="nbybc@sina.com";

String username=request.getParameter("name");
String topic=request.getParameter("topic");
String body=request.getParameter("body");
String email=request.getParameter("email");
String phone=request.getParameter("phone");
String http=request.getParameter("http");
//String email=new String(request.getParameter("email").getBytes("ISO8859_1"));
//out.print(username+"<br>");
//out.print(email+"<br>");
     try{

Properties props = new Properties();
    props.put("mail.smtp.host", "smtp.sohu.com");
    props.put("mail.transport.protocol", "smtp");
   props.put("mail.smtp.auth", "true");
    javax.mail.Session sessmail = javax.mail.Session.getInstance(props);
  Message msg = new MimeMessage(sessmail);
  String From="sonic260@sohu.com";
msg.setFrom(new InternetAddress(From));
String To=email1;
InternetAddress[] address=null;
address = InternetAddress.parse(To,false);
   // newMessage.setRecipient(Message.RecipientType.TO, new InternetAddress(request.getParameter("to")));
msg.setRecipients(Message.RecipientType.TO, address);
//設定收信人
  msg.setSubject("网上留言信息:"); //設定E-Mail的主旨
msg.setSentDate(new java.util.Date()); //設定送信的時間
   msg.setText("标题:"+topic+",内容"+body+",联系人E-mail："+email+",联系电话："+phone+",公司网址/地址："+http); //設定傳送信的MIME Type
    Transport transport = sessmail.getTransport("smtp");
    transport.connect("smtp.sohu.com","sonic260","123456789");
    transport.sendMessage(msg, msg.getAllRecipients());
    transport.close();

    out.print("<script language='javascript'>alert('已经成功留言!!');window.location.href='message.jsp';</script>");

}catch(Exception e){
out.println(e.toString());
   }

%>
</body>
</html>