com.liferay.portlet.messageboards
Exceptions 
BannedUserException
CategoryNameException
MailingListEmailAddressException
MailingListInServerNameException
MailingListInUserNameException
MailingListOutEmailAddressException
MailingListOutServerNameException
MailingListOutUserNameException
MessageBodyException
MessageSubjectException
NoSuchBanException
NoSuchCategoryException
NoSuchDiscussionException
NoSuchMailingListException
NoSuchMessageException
NoSuchMessageFlagException
NoSuchStatsUserException
NoSuchThreadException
RequiredMessageException