blueflood-core/src/main/java/com/rackspacecloud/blueflood/rollup/Granularity.java
public static Granularity granularityFromPointsInInterval(String tenantid, long from, long to, int points, String algorithm, long assumedIntervalMillis) {
        return granularityFromPointsInInterval(tenantid, from, to, points, algorithm, assumedIntervalMillis, DEFAULT_TTL_COMPARISON_SOURCE);
    }
public static Granularity granularityFromPointsInInterval(String tenantid, long from, long to, int points, String algorithm, long assumedIntervalMillis) {
        return granularityFromPointsInInterval(tenantid, from, to, points, algorithm, assumedIntervalMillis, DEFAULT_TTL_COMPARISON_SOURCE);
    }
{@code ttlComparisonClock} defaults to {@link #DEFAULT_TTL_COMPARISON_SOURCE}.

@see #granularityFromPointsInInterval(String, long, long, int, String, long, Clock)