jsp实现邮件的发送
如果程序出现 454 Authentication failed, please open smtp flag first! 错误,那么一般是邮箱没有开通POP3/SMTP服务,登录邮箱,在设置中开启该服务即可 !
另外需要的jar包如下: imap.jar, mail.jar, smtp.jar, 可以自己在网上下载。
package com.hzml.serve; import java.io.IOException; import java.util.Date; import java.util.Properties; import javax.mail.BodyPart; import javax.mail.Message; import javax.mail.Multipart; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeBodyPart; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMultipart; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @WebServlet("/MailResponse.servlet") public class MailResponse extends HttpServlet { private static final long serialVersionUID = 1L; public MailResponse() { super(); } private void process(HttpServletRequest request, HttpServletResponse response) { try{ String pwd = "hjzgg5211314";//发件人邮箱密码 String mailfrom = request.getParameter("emailFrom"); //网易的邮箱 String wangyiFrom = mailfrom.substring(0, mailfrom.indexOf('@'));//网易邮箱的用户名 String tu = "163.com"; //你邮箱的后缀域名 String tto= request.getParameter("emailTo"); //接收邮件的邮箱 String ttitle= "在线软件工程管理员回复!"; String tcontent = request.getParameter("messageTo"); Properties props=new Properties(); props.put("mail.smtp.host","smtp."+tu);//邮箱SMTP服务器地址端口 props.put("mail.smtp.auth","true");//这样才能通过验证 Session s=Session.getInstance(props); s.setDebug(true); MimeMessage message=new MimeMessage(s); //给消息对象设置发件人/收件人/主题/发信时间 InternetAddress from=new InternetAddress(mailfrom); //发件人的qq邮箱 message.setFrom(from); InternetAddress to=new InternetAddress(tto);//收件人的邮箱 message.setRecipient(Message.RecipientType.TO,to); message.setSubject(ttitle); message.setSentDate(new Date()); //给消息对象设置内容 BodyPart mdp=new MimeBodyPart();//新建一个存放信件内容的BodyPart对象 mdp.setContent(tcontent,"text/html;charset=gb2312");//给BodyPart对象设置内容和格式/编码方式 Multipart mm=new MimeMultipart();//新建一个MimeMultipart对象用来存放BodyPart对 //象(事实上可以存放多个) mm.addBodyPart(mdp);//将BodyPart加入到MimeMultipart对象中(可以加入多个BodyPart) message.setContent(mm);//把mm作为消息对象的内容 message.saveChanges(); Transport transport=s.getTransport("smtp"); transport.connect("smtp."+tu, wangyiFrom, pwd); //这里的wangyiFrom为发件人网易账号 transport.sendMessage(message,message.getAllRecipients()); transport.close(); }catch(Exception e){ e.printStackTrace(); } } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub process(request, response); } protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub process(request, response); } }
本文来自博客园,作者:hjzqyx,转载请注明原文链接:https://www.cnblogs.com/hujunzheng/p/4792831.html