import javax.mail.*;

import javax.mail.internet.InternetAddress;

import   javax.mail.internet.MimeMessage;

import   java.util.Properties;

public class Mail {

    private static final String   ALIDM_SMTP_HOST = "smtpdm.aliyun.com";

    private static final int ALIDM_SMTP_PORT   = 25;

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

        // 配置发送邮件的环境属性

        final Properties props = new   Properties();

        // 表示SMTP发送邮件，需要进行身份验证

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

        props.put("mail.smtp.host",   ALIDM_SMTP_HOST);

        //props.put("mail.smtp.port", ALIDM_SMTP_PORT);  

        // 如果使用ssl，则去掉使用25端口的配置，进行如下配置,

        props.put("mail.smtp.socketFactory.class",   "javax.net.ssl.SSLSocketFactory");

        props.put("mail.smtp.socketFactory.port", "465");

        props.put("mail.smtp.port",   "465");

        // 发件人的账号

        props.put("mail.user",   "***@***.com");

        // 访问SMTP服务时需要提供的密码

        props.put("mail.password",   "******");

        // 构建授权信息，用于进行SMTP进行身份验证

        Authenticator authenticator = new   Authenticator() {

            @Override

            protected PasswordAuthentication   getPasswordAuthentication() {

                // 用户名、密码

                String userName =   props.getProperty("mail.user");

                String password =   props.getProperty("mail.password");

                return new   PasswordAuthentication(userName, password);

            }

        };

        // 使用环境属性和授权信息，创建邮件会话

        Session mailSession =   Session.getInstance(props, authenticator);

        // 创建邮件消息

        MimeMessage message = new   MimeMessage(mailSession);

        // 设置发件人

        InternetAddress form = new   InternetAddress(

                  props.getProperty("mail.user"));

        message.setFrom(form);

        // 设置收件人

        InternetAddress to = new   InternetAddress("***@neusoft.com");

        message.setRecipient(MimeMessage.RecipientType.TO, to);

         // 设置邮件回复地址，阿里云邮件推送不提供类似企业邮箱的收信服务，

         // 但是可以通过设置回信地址，将回复到某个发信地址的邮件，转发到指定的

   // 回信地址中 。

        InternetAddress[] reply = {to};

        message.setReplyTo(reply);

        // 设置邮件标题

        message.setSubject("测试邮件");

        // 设置邮件的内容体

        message.setContent("测试的HTML邮件", "text/html;charset=UTF-8");

        // 发送邮件

        Transport.send(message);

    }

}