package com.souvc.mail;
import java.util.Date;
import java.util.Properties;
import java.util.UUID;
import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
public class SendMail {
      private static SendMail instance = null;
      private SendMail() {
      }
      public static SendMail getInstance() {
            if (instance == null) {
                  instance = new SendMail();
            }
            return instance;
      }
      public void send() {
            try {
                  // 接收者的邮箱

            String to[] = { "XX@qq.com" };
                  // 配置发送邮箱的配置--

                  Properties p = new Properties();
                  p.put("mail.smtp.auth", "true");
                  p.put("mail.transport.protocol", "smtp");
                  p.put("mail.smtp.host", "smtp.163.com");
                  p.put("mail.smtp.port", "25");
                  // 建立会话

                  Session session = Session.getInstance(p);
                  // 建立信息

                  Message msg = new MimeMessage(session);
                  // 发件人

                  msg.setFrom(new InternetAddress("XX@163.com"));
                  // 收件人

                  String toList = getMailList(to);
                  InternetAddress[] iaToList = new InternetAddress().parse(toList);
                  msg.setRecipients(Message.RecipientType.TO, iaToList);
                  // 发送日期

                  msg.setSentDate(new Date());
                  // 主题

                  msg.setSubject("测试邮件");
                  // 内容

                  msg.setText("注意，这是测试程序发的，请不要回复！");
                  // 邮件服务器进行验证

                  Transport tran = session.getTransport("smtp");
                  // *配置发送者的邮箱账户名和密码

                  tran.connect("smtp.163.com", "XX@163.com", "mima");
                  // 发送

                  tran.sendMessage(msg, msg.getAllRecipients());
                  System.out.println("邮件发送成功");
            } catch (Exception e) {
                  e.printStackTrace();
            }
      }
      private String getMailList(String[] mailArray) {
            StringBuffer toList = new StringBuffer();
            int length = mailArray.length;
            if (mailArray != null && length < 2) {
                  toList.append(mailArray[0]);
            } else {
            for (int i = 0; i < length; i++) {
                  toList.append(mailArray[i]);
                  if (i != (length - 1)) {
                        toList.append(",");
                  }
            }
      }
      return toList.toString();
}
public static void main(String[] args) {
      SendMail sendMail = SendMail.getInstance();
      sendMail.send();
      // System.out.println(System.nanoTime());
      // UUID uuid = UUID.randomUUID();
      // System.out.println(uuid);
}
}