org.openjdk.jmc.common.item

Class Aggregators

java.lang.Object

org.openjdk.jmc.common.item.Aggregators

public class Aggregators
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Aggregators.AdvancedMaxAggregator<V,T extends Comparable<T>> This aggregator separates the attribute for which to do the ordering from the attribute to use for accessing the value.
static class	Aggregators.AdvancedMinAggregator<V,T extends Comparable<T>> This aggregator separates the attribute for which to do the ordering from the attribute to use for accessing the value.
static class	Aggregators.AdvancedMinMaxConsumer<V,T extends Comparable<T>> This consumer separates the attribute for which to do the ordering from the attribute to use for accessing the value.
static class	Aggregators.AggregatorBase<V,C extends IItemConsumer<C>>
static class	Aggregators.Avg
static class	Aggregators.AvgConsumer
static class	Aggregators.CountConsumer
static class	Aggregators.FieldAggregatorBase<V,C extends IItemConsumer<C>>
static class	Aggregators.MergingAggregator<V,C extends IItemConsumer<C>>
static class	Aggregators.MinMax<V extends Comparable<V>>
static class	Aggregators.MinMaxConsumer<V extends Comparable<V>>
static class	Aggregators.SetConsumer<T>
static class	Aggregators.Stddev
static class	Aggregators.Sum
static class	Aggregators.Variance
static class	Aggregators.VarianceConsumer Consumer for calculating stddev and variance in a one pass, numerically stable way.

Constructor Summary

Constructors

Constructor and Description
Aggregators()

Method Summary

Modifier and Type	Method and Description
static IAggregator<Boolean,?>	and(String typeId, IAttribute<Boolean> attribute)
static IAggregator<IQuantity,?>	avg(IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	avg(String typeId, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	avg(String name, String description, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	avg(String name, String description, KindOfQuantity<?> ct, IAccessorFactory<IQuantity> af)
static IAggregator<IQuantity,?>	avg(String name, String description, String typeId, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,Aggregators.CountConsumer>	count()
static IAggregator<IQuantity,?>	count(IItemFilter filter)
static IAggregator<IQuantity,?>	count(IType<?> type)
static IAggregator<IQuantity,Aggregators.CountConsumer>	count(String name, String description)
static IAggregator<IQuantity,?>	count(String name, String description, IItemFilter filter)
static <T> IAggregator<IQuantity,?>	countDistinct(String name, String description, IAccessorFactory<T> attribute)
static <T> IAggregator<Set<T>,?>	distinct(IAttribute<T> attribute)
static <T> IAggregator<Set<T>,?>	distinct(String name, IAccessorFactory<T> attribute)
static IAggregator<String,?>	distinctAsString(IAttribute<String> attribute, String delimiter)
static IAggregator<String,?>	distinctAsString(IAttribute<String> attribute, String delimiter, String name, String description)
static IAggregator<String,?>	distinctAsString(String typeId, IAttribute<String> attribute)
static <V> IAggregator<V,?>	filter(IAggregator<V,?> aggregator, IItemFilter filter)
static <V,C extends IItemConsumer<C>> IAggregator<V,?>	filter(String name, String description, IAggregator<V,C> aggregator, IItemFilter filter)
static <C extends IItemConsumer<C>> IAggregator<C,C>	forConsumer(IItemConsumerFactory<C> consumerFactory)
static <C extends IItemConsumer<C>> IAggregator<C,C>	forConsumer(IItemConsumerFactory<C> consumerFactory, IPredicate<IType<IItem>> acceptType)
static IAggregator<IQuantity,?>	getQuantityAggregator(String name)
static IAggregator<IQuantity,?>	getQuantityAggregator(String name, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	getQuantityAggregator(String name, IType<?> type)
static <V extends Comparable<V>> IAggregator<IItem,?>	itemWithMax(IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<IItem,?>	itemWithMin(IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	max(IAttribute<V> attribute)
static IAggregator<IQuantity,?>	max(String typeId, IAttribute<IQuantity> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	max(String name, String description, IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	max(String name, String description, String typeId, IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	min(IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	min(String typeId, IAttribute<V> attribute)
static <V extends Comparable<V>> IAggregator<V,?>	min(String name, String description, String typeId, IAttribute<V> attribute)
static IAggregator<Boolean,?>	or(String typeId, IAttribute<Boolean> attribute)
static IAggregator<IQuantity,?>	stddev(IAttribute<IQuantity> attribute) Calculates the sample standard deviation for a linear quantity attribute.
static IAggregator<IQuantity,?>	stddev(String name, String description, IAttribute<IQuantity> attribute) Calculates the sample standard deviation for a linear quantity attribute.
static IAggregator<IQuantity,?>	stddevp(IAttribute<IQuantity> attribute) Calculates the population standard deviation for a linear quantity attribute.
static IAggregator<IQuantity,?>	stddevp(String name, String description, IAttribute<IQuantity> attribute) Calculates the population standard deviation for a linear quantity attribute.
static IAggregator<IQuantity,?>	sum(IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	sum(String typeId, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	sum(String name, String description, IAttribute<IQuantity> attribute)
static IAggregator<IQuantity,?>	sum(String name, String description, LinearKindOfQuantity ct, IAccessorFactory<IQuantity> af)
static IAggregator<IQuantity,?>	sum(String name, String description, String typeId, IAttribute<IQuantity> attribute)
static <V1,V2,C extends IItemConsumer<C>> IAggregator<V2,C>	valueBuilderAggregator(IAggregator<V1,C> aggregator, org.openjdk.jmc.common.item.IValueBuilder<V2,V1> valuebuilder, String name, String description)
static IAggregator<IQuantity,?>	variance(IAttribute<IQuantity> attribute) Calculates the sample variance for a linear quantity attribute.
static IAggregator<IQuantity,?>	variancep(IAttribute<IQuantity> attribute) Calculates the population variance for a linear quantity attribute.

Methods inherited from class java.lang.Object

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

Constructor Detail

Aggregators

public Aggregators()

Method Detail

itemWithMin

public static <V extends Comparable<V>> IAggregator<IItem,?> itemWithMin(IAttribute<V> attribute)

itemWithMax

public static <V extends Comparable<V>> IAggregator<IItem,?> itemWithMax(IAttribute<V> attribute)

filter

public static <V> IAggregator<V,?> filter(IAggregator<V,?> aggregator,
                                          IItemFilter filter)

filter

public static <V,C extends IItemConsumer<C>> IAggregator<V,?> filter(String name,
                                                                     String description,
                                                                     IAggregator<V,C> aggregator,
                                                                     IItemFilter filter)

sum

public static IAggregator<IQuantity,?> sum(IAttribute<IQuantity> attribute)

variance

public static IAggregator<IQuantity,?> variance(IAttribute<IQuantity> attribute)

Calculates the sample variance for a linear quantity attribute.

Parameters:

attribute - the attribute to calculate the sample variance for

Returns:

the variance for the attribute

variancep

public static IAggregator<IQuantity,?> variancep(IAttribute<IQuantity> attribute)

Calculates the population variance for a linear quantity attribute.

Parameters:

attribute - the attribute to calculate the population variance for

Returns:

the variance for the attribute

stddev

public static IAggregator<IQuantity,?> stddev(IAttribute<IQuantity> attribute)

Calculates the sample standard deviation for a linear quantity attribute.

Parameters:

attribute - the attribute to calculate the sample standard deviation for

Returns:

the standard deviation for the attribute

stddev

public static IAggregator<IQuantity,?> stddev(String name,
                                              String description,
                                              IAttribute<IQuantity> attribute)

Calculates the sample standard deviation for a linear quantity attribute.

Parameters:

name - aggregator name

description - aggregator description

attribute - the attribute to calculate the sample standard deviation for

Returns:

an aggregator that calculates the standard deviation for the attribute

stddevp

public static IAggregator<IQuantity,?> stddevp(IAttribute<IQuantity> attribute)

Calculates the population standard deviation for a linear quantity attribute.

Parameters:

attribute - the attribute to calculate the population standard deviation for

Returns:

an aggregator that calculates the standard deviation for the attribute

stddevp

public static IAggregator<IQuantity,?> stddevp(String name,
                                               String description,
                                               IAttribute<IQuantity> attribute)

Calculates the population standard deviation for a linear quantity attribute.

Parameters:

name - aggregator name

description - aggregator description

attribute - the attribute to calculate the population standard deviation for

Returns:

an aggregator that calculates the standard deviation for the attribute

sum

public static IAggregator<IQuantity,?> sum(String typeId,
                                           IAttribute<IQuantity> attribute)

sum

public static IAggregator<IQuantity,?> sum(String name,
                                           String description,
                                           IAttribute<IQuantity> attribute)

sum

public static IAggregator<IQuantity,?> sum(String name,
                                           String description,
                                           String typeId,
                                           IAttribute<IQuantity> attribute)

sum

public static IAggregator<IQuantity,?> sum(String name,
                                           String description,
                                           LinearKindOfQuantity ct,
                                           IAccessorFactory<IQuantity> af)

avg

public static IAggregator<IQuantity,?> avg(IAttribute<IQuantity> attribute)

avg

public static IAggregator<IQuantity,?> avg(String typeId,
                                           IAttribute<IQuantity> attribute)

avg

public static IAggregator<IQuantity,?> avg(String name,
                                           String description,
                                           IAttribute<IQuantity> attribute)

avg

public static IAggregator<IQuantity,?> avg(String name,
                                           String description,
                                           String typeId,
                                           IAttribute<IQuantity> attribute)

avg

public static IAggregator<IQuantity,?> avg(String name,
                                           String description,
                                           KindOfQuantity<?> ct,
                                           IAccessorFactory<IQuantity> af)

min

public static <V extends Comparable<V>> IAggregator<V,?> min(IAttribute<V> attribute)

min

public static <V extends Comparable<V>> IAggregator<V,?> min(String typeId,
                                                             IAttribute<V> attribute)

min

public static <V extends Comparable<V>> IAggregator<V,?> min(String name,
                                                             String description,
                                                             String typeId,
                                                             IAttribute<V> attribute)

max

public static <V extends Comparable<V>> IAggregator<V,?> max(IAttribute<V> attribute)

max

public static IAggregator<IQuantity,?> max(String typeId,
                                           IAttribute<IQuantity> attribute)

max

public static <V extends Comparable<V>> IAggregator<V,?> max(String name,
                                                             String description,
                                                             IAttribute<V> attribute)

max

public static <V extends Comparable<V>> IAggregator<V,?> max(String name,
                                                             String description,
                                                             String typeId,
                                                             IAttribute<V> attribute)

count

public static IAggregator<IQuantity,Aggregators.CountConsumer> count()

count

public static IAggregator<IQuantity,Aggregators.CountConsumer> count(String name,
                                                                     String description)

count

public static IAggregator<IQuantity,?> count(IType<?> type)

count

public static IAggregator<IQuantity,?> count(IItemFilter filter)

count

public static IAggregator<IQuantity,?> count(String name,
                                             String description,
                                             IItemFilter filter)

and

public static IAggregator<Boolean,?> and(String typeId,
                                         IAttribute<Boolean> attribute)

or

public static IAggregator<Boolean,?> or(String typeId,
                                        IAttribute<Boolean> attribute)

distinctAsString

public static IAggregator<String,?> distinctAsString(String typeId,
                                                     IAttribute<String> attribute)

distinctAsString

public static IAggregator<String,?> distinctAsString(IAttribute<String> attribute,
                                                     String delimiter)

distinctAsString

public static IAggregator<String,?> distinctAsString(IAttribute<String> attribute,
                                                     String delimiter,
                                                     String name,
                                                     String description)

valueBuilderAggregator

public static <V1,V2,C extends IItemConsumer<C>> IAggregator<V2,C> valueBuilderAggregator(IAggregator<V1,C> aggregator,
                                                                                          org.openjdk.jmc.common.item.IValueBuilder<V2,V1> valuebuilder,
                                                                                          String name,
                                                                                          String description)

countDistinct

public static <T> IAggregator<IQuantity,?> countDistinct(String name,
                                                         String description,
                                                         IAccessorFactory<T> attribute)

distinct

public static <T> IAggregator<Set<T>,?> distinct(IAttribute<T> attribute)

distinct

public static <T> IAggregator<Set<T>,?> distinct(String name,
                                                 IAccessorFactory<T> attribute)

forConsumer

public static <C extends IItemConsumer<C>> IAggregator<C,C> forConsumer(IItemConsumerFactory<C> consumerFactory)

forConsumer

public static <C extends IItemConsumer<C>> IAggregator<C,C> forConsumer(IItemConsumerFactory<C> consumerFactory,
                                                                        IPredicate<IType<IItem>> acceptType)

getQuantityAggregator

public static IAggregator<IQuantity,?> getQuantityAggregator(String name,
                                                             IAttribute<IQuantity> attribute)

getQuantityAggregator

public static IAggregator<IQuantity,?> getQuantityAggregator(String name,
                                                             IType<?> type)

getQuantityAggregator

public static IAggregator<IQuantity,?> getQuantityAggregator(String name)