@Override
    public Long getTimeToLive() {
        return this.timeToKillInSeconds;
    }
Implementation of an expiration policy that adds the concept of saying that a
ticket can only be used once every X milliseconds to prevent mis-configured
clients from consuming resources by doing constant redirects.

@author Scott Battaglia
@since 3.0.0
core/cas-server-core-tickets-api/src/main/java/org/apereo/cas/ticket/expiration/ThrottledUseAndTimeoutExpirationPolicy.java