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Question

在设置content时设置正确的字符集.
msg.setContent(mp); 
改
msg.setContent(mp,"text/plain;charset=gb2312");这个问题以前问过,你搜索一下.

Answer 1

可是出现异常
javax.mail.MessagingException: IOException while sending message;
  nested exception is:
        java.io.IOException: "text/plain" DataContentHandler requires String obj
ect, was given object of type class javax.mail.internet.MimeMultipart
        at com.sun.mail.smtp.SMTPTransport.sendMessage(SMTPTransport.java:353)
        at javax.mail.Transport.send0(Transport.java:164)
        at javax.mail.Transport.send(Transport.java:81)
        at newSendMail.startSend(newSendMail.java:105)
        at newSendMail.main(newSendMail.java:130)