Java发送邮件的代码怎么写

package com.jeeplus.common.utils;import org.apache.commons.mail.HtmlEmail;
public class SendMessage {  public static void main(String[] args) {    SendMessage sm = new SendMessage();    try {      sm.sendEmail("765826385@qq.com","java邮件测试","123456789");    } catch (Exception e) {      // TODO Auto-generated catch block      e.printStackTrace();    }   }    public void sendEmail(String emailAdd,String subject,String body) throws Exception{     System.out.println("send email begin");     HtmlEmail email = new HtmlEmail();     //email.set        email.setHostName("smtp.126.com"); // 设定smtp服务器        email.setAuthentication("bseayin@126.com", "WANGjibo1993520"); // 设定smtp服务器的认证资料信息        email.addTo(emailAdd, "reciever"); // 设定收件人地址（可以添加多个收件人）        email.setFrom("bseayin@126.com", "uit-test");//发件人+邮箱地址        email.setSubject(subject);//设定主题        email.setCharset("UTF-8");        email.setHtmlMsg(""+body+"");//设定发送内容        email.send();        System.out.println("end"); }}