java读取邮件时报错，不知道什么原因，求指教，我用户名和密码都是正确的，在网站能登录看邮件

Posted 2023-03-19

javax.mail.MessagingException: Connect failed;
nested exception is:
java.io.IOException: Unexpected response: 220 oa1.mail.cpic.com.cn ESMTP Service (Lotus Domino Release 8.5.3) ready at Wed, 17 Jun 2015 21:40:30 +0800
at com.sun.mail.pop3.POP3Store.protocolConnect(POP3Store.java:161)
at javax.mail.Service.connect(Service.java:288)
at com.cpic.caf.mail.quartz.MailQuartz.saveEventByStatus(MailQuartz.java:98)
at com.cpic.caf.mail.quartz.MailQuartz.process(MailQuartz.java:61)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.util.MethodInvoker.invoke(MethodInvoker.java:269)
at org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean$MethodInvokingJob.executeInternal(MethodInvokingJobDetailFactoryBean.java:312)
at org.springframework.scheduling.quartz.QuartzJobBean.execute(QuartzJobBean.java:114)
at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:573)
Caused by: java.io.IOException: Unexpected response: 220 oa1.mail.cpic.com.cn ESMTP Service (Lotus Domino Release 8.5.3) ready at Wed, 17 Jun 2015 21:40:30 +0800
at com.sun.mail.pop3.Protocol.simpleCommand(Protocol.java:374)

参考技术A pop 3服务器:连接尝试，但未配置在pop3internet站点文档中) 参考技术B 拒绝连接，不知道你的环境是如何的了