org.rrd4j.data
Class Aggregates

java.lang.Object
  org.rrd4j.data.Aggregates

public class Aggregates
extends Object

Simple class which holds aggregated values (MIN, MAX, FIRST, LAST, AVERAGE and TOTAL). You don't need to create objects of this class directly. Objects of this class are returned from getAggregates() method in FetchData and DataProcessor.getAggregates(String) DataProcessor classes.

Method Summary

String	dump() Returns String representing all aggregated values.
double	getAggregate(ConsolFun consolFun) Returns single aggregated value for the give consolidation function
double	getAverage() Returns average
double	getFirst() Returns the first value
double	getLast() Returns the last value
double	getMax() Returns the maximum value
double	getMin() Returns the minimal value
double	getTotal() Returns total value

Methods inherited from class java.lang.Object

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

Method Detail

getMin

public double getMin()

Returns the minimal value

Returns:

Minimal value

getMax

public double getMax()

Returns the maximum value

Returns:

Maximum value

getFirst

public double getFirst()

Returns the first value

Returns:

First value

getLast

public double getLast()

Returns the last value

Returns:

Last value

getAverage

public double getAverage()

Returns average

Returns:

Average value

getTotal

public double getTotal()

Returns total value

Returns:

Total value

getAggregate

public double getAggregate(ConsolFun consolFun)

Returns single aggregated value for the give consolidation function

Parameters:

consolFun - Consolidation function: MIN, MAX, FIRST, LAST, AVERAGE, TOTAL. These constants are conveniently defined in the ConsolFun interface.

Returns:

Aggregated value

Throws:

IllegalArgumentException - Thrown if unsupported consolidation function is supplied

dump

public String dump()

Returns String representing all aggregated values. Just for debugging purposes.

Returns:

String containing all aggregated values