java实现邮件发送出现下面的有关问题

java实现邮件发送出现下面的问题
javax.mail.AuthenticationFailedException
at javax.mail.Service.connect(Service.java:319)
at javax.mail.Service.connect(Service.java:169)
at javax.mail.Service.connect(Service.java:118)
at javax.mail.Transport.send0(Transport.java:188)
at javax.mail.Transport.send(Transport.java:118)
at com.zhouqianyuan.email.SimpleMailSender.sendHtmlMail(SimpleMailSender.java:91)
at com.zhouqianyuan.email.MyMail.main(MyMail.java:21)
------解决思路----------------------
用户名密码错误吧。开启mail.debug查看更详细错误信息。