default Long getTimeToLive(final Ticket ticketState) {
        return getTimeToLive();
    }
Method to determine the actual TTL of a {@link Ticket}, based on the policy.

@param ticketState The snapshot of the current ticket state
@return The time to live in seconds. A zero value indicates the time duration is not supported or is inactive.
api/cas-server-core-api-ticket/src/main/java/org/apereo/cas/ticket/ExpirationPolicy.java