SimpleEmail

用到3个包  

activation-1.1.jar

commons-email-1.1.jar

mail-1.4.jar

---------------- code ----------------------------------------------------------------------------

package com.test.mail;

import org.apache.commons.mail.SimpleEmail;

public class SendMail {
 public static void main(String args[]){
  SimpleEmail email= new SimpleEmail();
  email.setTLS(true);
  email.setHostName("smtp.sina.com.cn");
  email.setAuthentication("zlljay3344@sina.cn","XXXX");//你的邮箱帐号和密码
  try{
   email.addTo("956159616@qq.com");  //接收方
   email.setFrom("zlljay3344@sina.cn"); //发送方
   email.setCharset("GBK");            //字符编码方式
   email.setSubject("Java mail test!");   //邮件标题
   email.setMsg("This is a test");   //内容
   email.send();
   
  }catch(Exception e){
   e.printStackTrace();
  }
 }
}