<!--  start java 提供的支持邮件发送相关业务的类 -->

        <dependency>

            <groupId>javax.mail</groupId>

            <artifactId>mail</artifactId>

            <version>1.4.7</version>

        </dependency>

        <!--  end java 提供的支持邮件发送相关业务的类 -->

package com.xiaowu;

import java.util.Properties;

import javax.mail.Message;

import javax.mail.Session;

import javax.mail.Transport;

import javax.mail.internet.InternetAddress;

import javax.mail.internet.MimeMessage;

/**

 *

 * java实现邮箱发送邮件功能

 *

 *

 * @author WQ

 *

 */

public class JavaMail {

     public static void main(String[] args) throws Exception {

            Properties props = new Properties();

            props.setProperty("mail.smtp.auth", "true");

            props.setProperty("mail.transport.protocol", "smtp");

            props.put("mail.smtp.host","smtp.163.com");// smtp服务器地址

            Session session = Session.getInstance(props);

            session.setDebug(true);

            Message msg = new MimeMessage(session);

            msg.setSubject("这是一个测试程序....");

            msg.setText("你好!这是我的第一个javamail程序---WQ");

            msg.setFrom(new InternetAddress("XXXXXXXXXXX@163.com"));//发件人邮箱(我的163邮箱)

            msg.setRecipient(Message.RecipientType.TO,

                    new InternetAddress("XXXXXXXXXXX@qq.com")); //收件人邮箱(我的QQ邮箱)

            msg.saveChanges();

            Transport transport = session.getTransport();

            transport.connect("XXXXXXXXXX@163.com","XXXXXXXXX");//发件人邮箱,授权码(可以在邮箱设置中获取到授权码的信息)

            transport.sendMessage(msg, msg.getAllRecipients());

            System.out.println("邮件发送成功...");

            transport.close();

        }

}