default long countTickets(final Ticket ticketGrantingTicket, final String ticketId) {
        return 0;
    }
Count tickets.

@param ticketGrantingTicket the ticket granting ticket
@param ticketId             the ticket id
@return the long
api/cas-server-core-api-ticket/src/main/java/org/apereo/cas/ticket/tracking/TicketTrackingPolicy.java