public static TimePeriod between(final long fromMsInc, final long toMsExc) {
        return new TimePeriod(Instant.ofEpochMilli(fromMsInc), Instant.ofEpochMilli(toMsExc));
    }
@param from Is inclusive. Will be truncated to millisecond precision.
@param to   Is exclusive. Will be truncated to millisecond precision.
stroom-util/src/main/java/stroom/util/time/TimePeriod.java