import java.io.UnsupportedEncodingException;

import java.util.Date;

import java.util.Properties;

import javax.mail.Authenticator;

import javax.mail.Message;

import javax.mail.MessagingException;

import javax.mail.NoSuchProviderException;

import javax.mail.PasswordAuthentication;

import javax.mail.Session;

import javax.mail.Transport;

import javax.mail.internet.InternetAddress;

import javax.mail.internet.MimeMessage;

public class EmailUtility {

    

     private static int port = 25;

     private String server = "mail.163.com";//邮件服务器

     private String from = "vivk";//发送者,显示的发件人名字

     private String user = "";//发送者邮箱地址

     private String password = "";//密码

       

     /**

      * Send emails

      * @param email

      * @param subject

      * @param body

      * @throws UnsupportedEncodingException

      */

     public void sendEmail(String [] email, String subject, String body) throws UnsupportedEncodingException {

            

         try

         {

            

             Properties props = new Properties();

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

             props.put("mail.smtp.port", String.valueOf(port));

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

             props.put("mail.smtp.starttls.enable", "true");

             Transport transport = null;

             Session session = Session.getInstance(props, new MailAuthenticator(from, password));

             transport = session.getTransport("smtp");

             transport.connect(server, user, password);

             MimeMessage msg = new MimeMessage(session);

             msg.setSentDate(new Date());

             InternetAddress fromAddress = new InternetAddress(user,from,"UTF-8");

             msg.setFrom(fromAddress);

             InternetAddress[] toAddress = new InternetAddress[email.length];    

             

             for (int i=0;i<email.length;i++)

             {

                 toAddress[i] = new InternetAddress(email[i]);

             }             

             

             msg.setRecipients(Message.RecipientType.TO, toAddress);

             msg.setSubject(subject, "UTF-8");   

             msg.setText(body, "UTF-8");

             msg.saveChanges();

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

             System.out.println("Complete sent emai!!!");

             LogUtil.debug("Complete sent emai!!!");

             

         }

         catch (NoSuchProviderException e) {

             e.printStackTrace();

            } catch (MessagingException e) {

             e.printStackTrace();

            }

        }

     /**

      * 需要认证账号和密码

      * @author zhaohongbing

      *

      */

     class MailAuthenticator extends Authenticator {

         String user;

         String pw;

        

         public MailAuthenticator (String username, String password){

             super();

             this.user = username;

             this.pw = password;

         }

         public PasswordAuthentication getPasswordAuthentication(){

             return new PasswordAuthentication(user, pw);

         }

     }

    

    

     public static void main(String args[]) throws UnsupportedEncodingException

     {

         EmailUtility myEmailUtility = new EmailUtility();

         String [] toAddress = {"ans@163.com"};

         myEmailUtility.sendEmail(toAddress,"邮件测试","测试邮件，收到请回复我一下，thanks");//收件人

        

     }

        

        

}