Java使用QQ邮箱发送邮件

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本文介绍通过java,使用QQ邮箱进行发送邮件。

首先要打开邮箱的SMTP服务,腾讯会给一个授权码。


package util;

import java.util.Properties;

import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.Message.RecipientType;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

import com.sun.mail.util.MailSSLSocketFactory;

/**
 * 邮件发送工具类
 * @author jhc
 *
 */

public class MailUtil {
	//from发件人邮箱,textcode发件人授权码,to收件人地址,theme邮件主题,text邮件正文
	public static void sendMail(final String from,final String textcode,String to,String theme,String text){
		//1、创建连接对象,连接到邮箱服务器
		try {
			Properties prop = new Properties();
			// 开启debug调试,以便在控制台查看
			prop.setProperty("mail.debug", "true");
			// 设置邮件服务器主机名
			prop.setProperty("mail.host", "smtp.qq.com");
			// 发送服务器需要身份验证
			prop.setProperty("mail.smtp.auth", "true");
			// 发送邮件协议名称
			prop.setProperty("mail.transport.protocol", "smtp");

			// 开启SSL加密,否则会失败
			MailSSLSocketFactory sf = new MailSSLSocketFactory();
			sf.setTrustAllHosts(true);
			prop.put("mail.smtp.ssl.enable", "true");
			prop.put("mail.smtp.ssl.socketFactory", sf);

			// 创建session
			Session session = Session.getInstance(prop,new Authenticator(){
				@Override
				protected PasswordAuthentication getPasswordAuthentication() {
					// TODO Auto-generated method stub
					return new PasswordAuthentication(from,textcode);
				}
			});
			// 创建邮件
			//2、创建邮件对象
			Message message = new MimeMessage(session);
			//2.1、设置发件人 
			message.setFrom(new InternetAddress(from));
			//2.2、设置收件人
			message.setRecipient(RecipientType.TO, new InternetAddress(to));
			//2.3设置邮件的主题
			message.setSubject(theme);
			//2.4、设置邮件正文
			message.setContent(text, "text/html;charset=UTF-8");
			Transport.send(message);
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	public static void main(String[] args) {
		sendMail("","","","","");//依次填入发件人邮箱,发件人授权码,收件人邮箱,邮件主题,邮件正文
	}

}



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转载自blog.csdn.net/qq_34075012/article/details/78466838