Java发送邮件功能

package com.hd.all.test.testjava;

import java.util.Properties;

import javax.mail.Address;
import javax.mail.Message;
import javax.mail.Message.RecipientType;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;


public class Mail {
    public static void main(String[] args) throws Exception {
        Properties prop = new Properties();
        prop.setProperty("mail.transport.protocol", "smtp"); //协议
        prop.setProperty("mail.smtp.host", "smtp.163.com"); //主机名
        prop.setProperty("mail.smtp.auth", "true"); //是否开启权限控制
        prop.setProperty("mail.debug", "true"); //返回发送的cmd源码
        Session session = Session.getInstance(prop);
        Message msg = new MimeMessage(session);
        Address add1 = new InternetAddress();
        Address[] address = {new InternetAddress("hui.ji@hdvalve.com"),new InternetAddress("xiang.yin@hdvalve.com")}; 
        msg.setFrom(new InternetAddress("17712060812@163.com","jihui")); //自己的email,后面的是别名
        msg.setRecipients(RecipientType.TO, address); // 要发送的email，可以设置数组
        msg.setSubject("合同评审流程问题");  //邮件标题
        msg.setText("123jihui");//邮件正文
        //不被当作垃圾邮件的关键代码--Begin ，如果不加这些代码，发送的邮件会自动进入对方的垃圾邮件列表
        msg.addHeader("X-Priority", "3"); 
        msg.addHeader("X-MSMail-Priority", "Normal"); 
        msg.addHeader("X-Mailer", "Microsoft Outlook Express 6.00.2900.2869"); //本文以outlook名义发送邮件，不会被当作垃圾邮件 
        msg.addHeader("X-MimeOLE", "Produced By Microsoft MimeOLE V6.00.2900.2869"); 
        msg.addHeader("ReturnReceipt", "1"); 
        //不被当作垃圾邮件的关键代码--end
        Transport trans = session.getTransport(); 
        trans.connect("17712060812", "密码"); // 邮件的账号密码，账号不要@及后面的内容，密码是授权码
        trans.sendMessage(msg, msg.getAllRecipients());
        }    
}