使用JavaMail发送SMTP认证的邮件给多个收信人

/*
* SMTPAuth.java
*
* Created on 2005年11月17日, 下午11:30
*/

package  com.jointforce;

import  javax.mail. * ;
import  javax.mail.internet. * ;
import  java.io. * ;
import  javax.activation. * ;
import  java.util. * ;

/**
*
*  @author   eric.cookie
*/
public   class  SMTPAuth {
    
     /**  Creates a new instance of SMTPAuth  */
     public  SMTPAuth() {
    }
    
     /**
     *  @param  args the command line arguments
      */
     public   static   void  main(String[] args) {
         //  TODO code application logic here
        String to1  =   " [email protected] " ;
        String to2  =   " [email protected] " ;
        String to3  =   " [email protected] " ;
        String to4  =   " [email protected] " ;
        String to5  =   " [email protected] " ;
        String to6  =   " [email protected] " ;
        
        String from  =   " [email protected] " ;
        String subject  =   " Test JavaMail " ;
        
        Properties props  =  System.getProperties();
        props.put( " mail.smtp.auth " ,  " true " );
        props.put( " mail.smtp.host " ,  " smtp.jointforce.com.cn " );
        
        SmtpAuthenticator sa  =   new  SmtpAuthenticator();
        Session sess  =  Session.getInstance(props, sa);
        sess.setDebug( true );
        
         try  {
            Message msg  =   new  MimeMessage(sess);
            msg.setFrom( new  InternetAddress(from));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to1,  false ));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to2,  false ));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to3,  false ));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to4,  false ));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to5,  false ));
            msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to6,  false ));
            msg.setSubject(subject);
            msg.setSentDate( new  Date());
            msg.setText( " Hello World!\nSecond Line text\nend " );
            Transport.send(msg);
        }  catch  (Exception e) {
            e.printStackTrace();
        }
    }
    
}

class  SmtpAuthenticator  extends  Authenticator {
     protected  PasswordAuthentication getPasswordAuthentication() {
         return   new  PasswordAuthentication( " username_to_login_mailbox " ,  " password_to_login_mailbox " );
    }
}