實戰java發郵件

 

必須下載sun公司的JavaMail API包，地址爲：http://java.sun.com/products/javamail/ 並將相關包(jar文件)加到CLASSPATH中。
或者如果安裝j2ee則將j2ee.jar加入classpath即可。

源程序如下，替換紅色部分即可使用。

對您有幫助或有問題請來信討論：[email protected]

 

import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;

/**
 * <p>Title: java mail</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author petehero
 * @version 1.0
 */

public class SendMail
{

    public SendMail()
    {
    }
    public void send(){
        try
        {
            Properties props = new Properties();
            Session sendMailSession;
            Store store;
            Transport transport;
            props.put("mail.smtp.auth","true");
            props.put("mail.smtp.host", "smtp.yourmail.com"); //smtp主機名。
            props.put("mail.smtp.user","[email protected]"); //發送方郵件地址。
            props.put("mail.smtp.password","888888"); //郵件密碼。
            PopupAuthenticator popA=new PopupAuthenticator();//郵件安全認證。
            PasswordAuthentication pop = popA.performCheck("username","888888"); //填寫用戶名及密碼
            sendMailSession = Session.getInstance(props, popA);
            Message newMessage = new MimeMessage(sendMailSession);
            newMessage.setFrom(new InternetAddress("[email protected]"));
            newMessage.setRecipient(Message.RecipientType.TO, new InternetAddress("[email protected]"));  //接收方郵件地址
            newMessage.setSubject("郵件主題");
            newMessage.setSentDate(new Date());
            String mailContent;
            mailContent="你好！/n/n";
            mailContent+="/t郵件正文/n/n";
            mailContent+=new Date().toLocaleString();
            newMessage.setText(mailContent); //郵件正文
            transport = sendMailSession.getTransport("smtp");
            transport.send(newMessage);
        }
        catch (MessagingException ex)
        {
            ex.printStackTrace();
        }
    }
    public static void main(String[] args)
    {
        SendMail sml = new SendMail();
        sml.send();
    }

    public class PopupAuthenticator extends Authenticator{
        String username=null;
        String password=null;
        public PopupAuthenticator(){}
        public PasswordAuthentication performCheck(String user,String pass){
            username = user;
            password = pass;
            return getPasswordAuthentication();
        }
        protected PasswordAuthentication getPasswordAuthentication() {
            return new PasswordAuthentication(username, password);
        }

    }
}