java - com.sun.mail.smtp.SMTPSendFailedException: 503 Error: need EHLO and AUTH first !

import java.io.File;
import java.util.Date;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;

import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

public class Email {

public static void main(String[] args) {
      InternetAddress[] popAddressList = null;

      String smtpServer = "smtp.qq.com";
      String popServer = "pop.qq.com";
      String SmtpAddress = "2668208858@qq.com";
      String PopAddresslist = "545739504@qq.com";
      String Subject = "这是一封测试邮件";
      String Type = "text/html";
      String messageText = "邮件的内容:hello,world";
      String[] arrArchievList = new String[3];

      arrArchievList[0] = "c:\\1.JPG";
      arrArchievList[1] = "c:\\2.JPG";
      arrArchievList[2] = "c:\\3.jpg";

      boolean sessionDebug = false;
      try
      {
       java.util.Properties props = System.getProperties(); 

       props.put("mail.smtp.host",smtpServer);//存储发送邮件服务器的信息  
       props.put("mail.smtp.auth","false");//同时通过验证  
       props.put("mail.transport.protocol","smtp");

       Session   mailSession = Session.getInstance(props);//根据属性新建一个邮件会话  

       mailSession.setDebug(sessionDebug);

       Message msg = new MimeMessage(mailSession);

       // 设定发件人的地址
       msg.setFrom(new InternetAddress(SmtpAddress));

       // 设定收信人的地址
       popAddressList = InternetAddress.parse(PopAddresslist,false);
       msg.setRecipients(Message.RecipientType.TO, popAddressList);

       // 设定信中的主题
       msg.setSubject(Subject);

       // 设定送信的时间
       msg.setSentDate(new Date());

       // 是否以附件方式发送邮件
       boolean bolSendByArchieve  = false;

       // 如果有附件，先将由件内容部分存起来
       if (arrArchievList != null  && arrArchievList.length >0)
       {
        // 1.保存内容
        MimeMultipart mp = new MimeMultipart();   
        MimeBodyPart mailContentPart = new MimeBodyPart();
        mailContentPart.setContent(messageText,Type + ";charset=GBK");

        msg.setContent(messageText,Type + ";charset=GBK");
        // 这句很重要，千万不要忘了
        mp.setSubType("related");

        mp.addBodyPart(mailContentPart);


        // 2.保存多个附件
        for (int index = 0;index <  arrArchievList.length;index++)
        {
         File file = new File(arrArchievList[index]);
         MimeBodyPart mailArchieve = new MimeBodyPart();
         FileDataSource fds = new FileDataSource(arrArchievList[index]);
         mailArchieve.setDataHandler(new DataHandler(fds));
         mailArchieve.setFileName(MimeUtility.encodeText(fds.getName(),"GBK","B")); 
         mp.addBodyPart(mailArchieve); 
        }   

        // 3.最后集成内容和附件，一起发送
        msg.setContent(mp); 
       }
       else
         {
        msg.setContent(messageText,Type + ";charset=GBK");

         }


       //发送邮件  
       Transport transport;

       msg.saveChanges();//存储邮件信息  
       transport = mailSession.getTransport("smtp");  
      //以smtp方式登录邮箱   username填写你的发送邮件的用户名如bluewens,userpwd填写你的密码,如获88888888，即transport.connect("smtp.163.com","bluewens","88888888");

       transport.connect("smtp.qq.com","2668208858@qq.com");

       transport.sendMessage(msg,msg.getAllRecipients());//发送邮件,其中第二个参数是所有  

       //已设好的收件人地址  
       props.put("pop.qq.com", "false");

       transport.close();    

       System.out.println("邮件已发送成功!");  
      }
      catch(Exception ex)
      {
       ex.printStackTrace();
      }

     }

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java - com.sun.mail.smtp.SMTPSendFailedException: 503 Error: need EHLO and AUTH first !

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