return ZimbraQuery.DBTypeQuery.IS_INVITE(mbx, analyze, modifier);
return ZimbraQuery.InQuery.Create(mbx, analyze, modifier, ZimbraQuery.InQuery.IN_ANY_FOLDER);
                      new GetQueryCallback() { public ZimbraQuery.BaseQuery execute(Mailbox mbx, Analyzer analyze, int modifier) throws ServiceException {                          return ZimbraQuery.DBTypeQuery.IS_INVITE(mbx, analyze, modifier);                      } } );