org.rrd4j.data

Class Aggregator

java.lang.Object

org.rrd4j.data.Aggregator

class Aggregator
extends Object

Aggregates RRD data values over specified time periods.
Provides statistical aggregation functions for time-series data with configurable time steps and value arrays.

Constructor Summary

Constructors

Constructor and Description
Aggregator(long[] timestamps, double[] values) Constructor for aggregator.

Method Summary

Modifier and Type	Method and Description
(package private) double	getPercentile(long tStart, long tEnd, double percentile) Calculates percentile value for data in time range.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Aggregator

Aggregator(long[] timestamps,
           double[] values)

Constructor for aggregator.

Parameters:

timestamps - array of timestamps

values - array of data values

Method Detail

getPercentile

double getPercentile(long tStart,
                     long tEnd,
                     double percentile)

Calculates percentile value for data in time range.

Parameters:

tStart - start time

tEnd - end time

percentile - percentile to calculate (0-100)

Returns:

percentile value