@Override
	public String toString() {
		return "AggregateCount{" +
				"name='" + name + '\'' +
				", interval=" + interval +
				", counts=" + Arrays.toString(counts) +
				", resolution=" + resolution +
				'}';
	}
@return the total number of counts in the interval.
spring-xd-analytics/src/main/java/org/springframework/xd/analytics/metrics/core/AggregateCount.java