final MailboxSession mailboxSession = ImapSessionUtils.getMailboxSession(session);
final String mailboxName = message.getMailboxName();
try {
MessageManager messageManager = mailboxManager.getMailbox(buildFullPath(session, mailboxName), mailboxSession);
MailboxACLRights myRights = messageManager.myRights(mailboxSession);
/*
* RFC 4314 section 6. An implementation MUST make sure the ACL
* commands themselves do not give information about mailboxes with
* appropriately restricted ACLs. For example, when a user agent