io.opencensus.stats

Class AggregationData.DistributionData

java.lang.Object

io.opencensus.stats.AggregationData

io.opencensus.stats.AggregationData.DistributionData

Enclosing class:

AggregationData

@Immutable
public abstract static class AggregationData.DistributionData
extends AggregationData

The distribution stats of aggregated MeasureValues. Distribution stats include mean, count, histogram, min, max and sum of squared deviations.

Since:

0.8

Nested Class Summary

Nested classes/interfaces inherited from class io.opencensus.stats.AggregationData

AggregationData.CountData, AggregationData.DistributionData, AggregationData.LastValueDataDouble, AggregationData.LastValueDataLong, AggregationData.MeanData, AggregationData.SumDataDouble, AggregationData.SumDataLong

Method Summary

Modifier and Type	Method and Description
static AggregationData.DistributionData	create(double mean, long count, double min, double max, double sumOfSquaredDeviations, List<Long> bucketCounts) Creates a DistributionData.
abstract List<Long>	getBucketCounts() Returns the aggregated bucket counts.
abstract long	getCount() Returns the aggregated count.
abstract double	getMax() Returns the maximum of the population values.
abstract double	getMean() Returns the aggregated mean.
abstract double	getMin() Returns the minimum of the population values.
abstract double	getSumOfSquaredDeviations() Returns the aggregated sum of squared deviations.
<T> T	match(Function<? super AggregationData.SumDataDouble,T> p0, Function<? super AggregationData.SumDataLong,T> p1, Function<? super AggregationData.CountData,T> p2, Function<? super AggregationData.DistributionData,T> p3, Function<? super AggregationData.LastValueDataDouble,T> p4, Function<? super AggregationData.LastValueDataLong,T> p5, Function<? super AggregationData,T> defaultFunction) Applies the given match function to the underlying data type.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static AggregationData.DistributionData create(double mean,
                                                      long count,
                                                      double min,
                                                      double max,
                                                      double sumOfSquaredDeviations,
                                                      List<Long> bucketCounts)

Creates a DistributionData.

Parameters:

mean - mean value.

count - count value.

min - min value.

max - max value.

sumOfSquaredDeviations - sum of squared deviations.

bucketCounts - histogram bucket counts.

Returns:

a DistributionData.

Since:

0.8

getMean

public abstract double getMean()

Returns the aggregated mean.

Returns:

the aggregated mean.

Since:

0.8

getCount

public abstract long getCount()

Returns the aggregated count.

Returns:

the aggregated count.

Since:

0.8

getMin

public abstract double getMin()

Returns the minimum of the population values.

Returns:

the minimum of the population values.

Since:

0.8

getMax

public abstract double getMax()

Returns the maximum of the population values.

Returns:

the maximum of the population values.

Since:

0.8

getSumOfSquaredDeviations

public abstract double getSumOfSquaredDeviations()

Returns the aggregated sum of squared deviations.

Returns:

the aggregated sum of squared deviations.

Since:

0.8

getBucketCounts

public abstract List<Long> getBucketCounts()

Returns the aggregated bucket counts. The returned list is immutable, trying to update it will throw an UnsupportedOperationException.

Returns:

the aggregated bucket counts.

Since:

0.8

match

public final <T> T match(Function<? super AggregationData.SumDataDouble,T> p0,
                         Function<? super AggregationData.SumDataLong,T> p1,
                         Function<? super AggregationData.CountData,T> p2,
                         Function<? super AggregationData.DistributionData,T> p3,
                         Function<? super AggregationData.LastValueDataDouble,T> p4,
                         Function<? super AggregationData.LastValueDataLong,T> p5,
                         Function<? super AggregationData,T> defaultFunction)

Description copied from class: AggregationData

Applies the given match function to the underlying data type.

Specified by:

match in class AggregationData