java邮件发送代码编写

package cn.com.demo.test;

import java.security.GeneralSecurityException;
import java.util.Properties;

import javax.mail.Address;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

/**
* 建议用之前下个mail.jar包，我这是把账户和地址当成一个的
* */
public class Test_Email_N {
public static void main(String[] args) throws MessagingException, GeneralSecurityException {
Properties props = new Properties();

// 开启debug调试
props.setProperty("mail.debug", "true");
// 发送服务器需要身份验证
props.setProperty("mail.smtp.auth", "true");
// 设置邮件服务器主机名
props.setProperty("mail.host", "smtp.163.com");
// 发送邮件协议名称
props.setProperty("mail.transport.protocol", "smtp");

//		  SSL加密一些邮箱需要。如QQ邮箱
//        MailSSLSocketFactory sf = new MailSSLSocketFactory();
//        sf.setTrustAllHosts(true);
//        props.put("mail.smtp.ssl.enable", "true");
//        props.put("mail.smtp.ssl.socketFactory", sf);

Session session = Session.getInstance(props);

Message msg = new MimeMessage(session);
msg.setSubject("seenews 错误");
//        StringBuilder builder = new StringBuilder();
//        builder.append("url = " + "http://blog.csdn.net/never_cxb/article/details/50524571");
//        builder.append("\n页面爬虫错误");
//        builder.append("\n时间 " + System.currentTimeMillis());
msg.setText("aaaaaaa");
msg.setFrom(new InternetAddress("--发送邮件人的地址---"));

Transport transport = session.getTransport();
transport.connect("smtp.163.com", "----发送邮件人的账户----", "---授权码---");//现在163开启服务都要设置授权码的

transport.sendMessage(msg, new Address[] { new InternetAddress("----接收人的地址---") });
transport.close();
}
}