JavaMail發送簡單郵件代碼

package cn.jmail.test;

import java.util.Properties;
import javax.mail.;
import javax.mail.internet.;
public class FirstMail {
    /**

 * 發送簡單郵件方法
 * @param host    發送郵件服務器的IP
 * @param from    發送人地址
 * @param to    接收人地址
 * @param subject    郵件主題
 * @param text    內容
 * @param senderUsername    發送人的賬戶
 * @param senderPassword    發送人的密碼
 * mail.smtp.auth 是否需要身份驗證 一般都是需要的
 */
public static void sendMail(String host, String from, String to, String subject, String text, 
        final String senderUsername, final String senderPassword){
    Properties props = System.getProperties();
    props.put("mail.smtp.host", host);
    props.put("mail.smtp.auth", "true");
    Session session = Session.getDefaultInstance(props, new Authenticator() {
        @Override
        public PasswordAuthentication getPasswordAuthentication(){
            return new PasswordAuthentication(senderUsername, senderPassword);
        }
    });
    try {
        MimeMessage message = new MimeMessage(session);
        message.setFrom(new InternetAddress(from));
        message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));
        message.setSubject(subject);
        message.setText(text);
        Transport.send(message);
    } catch (AddressException e) {
        e.printStackTrace();
    } catch (MessagingException e) {
        e.printStackTrace();
    }
}

public static void main(String[] args) {
    String host = "smtp.163.com";
    String from = "xxxxxx@163.com";
    String to = "xxxxxxxx@qq.com";
    String subject = "Hello, this is a test email.";
    String text = "Hello,LiLei."; 
    String senderUsername = "xxxxxx@163.com";
    String senderPassword = "xxxxxx";
    FirstMail.sendMail(host, from, to, subject, text, senderUsername, senderPassword);
}

}</pre>