}

    private ExponentialBackoff(int timeoutMs, S signal, long slotTime) {
        this.timeoutMs = timeoutMs;
        this.signal = signal;
        this.slotTime = slotTime;
        restartTimer();
    }

    public void restartTimer() {
        timer = Time.startCountdownTimer(timeoutMs);
    }

    /**
     * Retries the given query until it returns a 'sucessful' result.
     *

                        if (lockInfo.port != -1) {
                            if (lockInfo.port != lastLockHolderPort) {
                                backoff.restartTimer();
                                lastLockHolderPort = lockInfo.port;
                                lastPingTime = 0;
                            }