package com.zhangxueliang.demo;

import java.util.*;
import javax.mail.*;
import javax.mail.Message.RecipientType;
import javax.mail.internet.*;
import javax.activation.*;
 
public class SendEmailUtils{
	private static String smtp_host = "smtp.163.com"; // 網易
	private static String username = "zhangxueliang***********@163.com"; // 郵箱賬戶
	private static String password = "***********"; // 郵箱授權碼
	private static String from = "zhangxueliang***********@163.com"; // 使用當前賬戶
	
	//測試程式碼：測試郵件能否傳送成功
	public static void main(String[] args) {
		sendMail("張學亮在測試郵件玩玩", "郵件正文內容", "zhangxueliang********@163.com");
	}
	
	public static void sendMail(String subject, String content, String to) {
		Properties props = new Properties();
		props.setProperty("mail.smtp.host", smtp_host);
		props.setProperty("mail.transport.protocol", "smtp");
		props.setProperty("mail.smtp.auth", "true");
		Session session = Session.getInstance(props);
		Message message = new MimeMessage(session);
		try {
			message.setFrom(new InternetAddress(from));
			message.setRecipient(RecipientType.TO, new InternetAddress(to));
			message.setSubject(subject);
			message.setContent(content, "text/html;charset=utf-8");
			Transport transport = session.getTransport();
			transport.connect(smtp_host, username, password);
			transport.sendMessage(message, message.getAllRecipients());
			System.out.println("郵件傳送成功...");
		} catch (Exception e) {
			e.printStackTrace();
			throw new RuntimeException("郵件傳送失敗...");
		}
	}
	
}