org.apache.giraph.metrics

Class AggregatedMetricDouble

java.lang.Object

org.apache.giraph.metrics.AggregatedMetric<Double>

org.apache.giraph.metrics.AggregatedMetricDouble

public final class AggregatedMetricDouble
extends AggregatedMetric<Double>

Aggregator over metrics with double values

Field Summary

Fields inherited from class org.apache.giraph.metrics.AggregatedMetric

count, max, min, sum

Constructor Summary

Constructors

Constructor and Description
AggregatedMetricDouble() Constructor

Method Summary

Modifier and Type	Method and Description
void	addItem(Double value, String hostnamePartitionId) Add another item to the aggregation.
double	mean() Get average of all the values

Methods inherited from class org.apache.giraph.metrics.AggregatedMetric

count, hasData, max, min, sum

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregatedMetricDouble

public AggregatedMetricDouble()

Constructor

Method Detail

addItem

public void addItem(Double value,
                    String hostnamePartitionId)

Description copied from class: AggregatedMetric

Add another item to the aggregation.

Specified by:

addItem in class AggregatedMetric<Double>

Parameters:

value - value to add

hostnamePartitionId - String hostname it came from

mean

public double mean()

Description copied from class: AggregatedMetric

Get average of all the values

Specified by:

mean in class AggregatedMetric<Double>

Returns:

computed average of all the values