long totalResponseTime = 0;
            long minResponseTime = Long.MAX_VALUE;
            long maxResponseTime = 0;

            for (WindowBucket bucket : buckets) {
                if (bucket.getLastUpdateTime() >= windowStartTime) {
                    totalRequests += bucket.getRequestCount();
                    totalFailures += bucket.getFailureCount();
                    totalResponseTime += bucket.getTotalResponseTime();

     */
    public long getCreateTime() {
        return createTime;
    }

    /**
     * Gets the timestamp of the last cache update
     * @return the last update time
     */
    public long getLastUpdateTime() {
        return lastUpdateTime;
    }

    /**
     * Gets the timestamp of the last cache access
     * @return the last access time
     */
    public long getLastAccessTime() {