h <code>mail.mime.multipart.ignoremissingboundaryparameter</code>. <p>

 Normally, when writing out a MimeMultipart that contains no body
 parts, or when trying to parse a multipart message with no body parts,
 a <code>MessagingException</code> is thrown.  The MIME spec does not allow
 multipart content with no body parts.  The
 <code>mail.mime.multipart.allowempty</code> System property may be set to
 <code>true</code> to override this behavior.
 When writing out such a MimeMultipart, a single empty part w