com.jidesoft.treemap
Class AggregationFactory

java.lang.Object
  com.jidesoft.treemap.AggregationFactory

public class AggregationFactory
extends Object

Factory class for accessing predefined aggregation schemes.

Field Summary

static Aggregation	AVERAGE_AGGREGATION Aggregate values by averaging them.
static Aggregation	COUNT_AGGREGATION Aggregate values by counting them.
static Aggregation	MAX_AGGREGATION Aggregate values by finding the maximum value.
static Aggregation	MIN_AGGREGATION Aggregate values by finding the minimum value.
static Aggregation	NONE_AGGREGATION Aggregate values by always returning null.
static Aggregation	STD_DEV_AGGREGATION Aggregate values by computing the standard deviation.
static Aggregation	SUM_AGGREGATION Aggregate values by computing the sum.

Constructor Summary

AggregationFactory(Aggregation... entries)

Method Summary

void	add(Aggregation entry)
Aggregation	find(String name)
Aggregation	get(String name)
List<Aggregation>	getAggregations()
Aggregation	getDefault()
static AggregationFactory	getInstance()

Methods inherited from class java.lang.Object

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

Field Detail

NONE_AGGREGATION

public static final Aggregation NONE_AGGREGATION

Aggregate values by always returning null.

SUM_AGGREGATION

public static final Aggregation SUM_AGGREGATION

Aggregate values by computing the sum.

AVERAGE_AGGREGATION

public static final Aggregation AVERAGE_AGGREGATION

Aggregate values by averaging them.

COUNT_AGGREGATION

public static final Aggregation COUNT_AGGREGATION

Aggregate values by counting them.

MIN_AGGREGATION

public static final Aggregation MIN_AGGREGATION

Aggregate values by finding the minimum value.

MAX_AGGREGATION

public static final Aggregation MAX_AGGREGATION

Aggregate values by finding the maximum value.

STD_DEV_AGGREGATION

public static final Aggregation STD_DEV_AGGREGATION

Aggregate values by computing the standard deviation.

Constructor Detail

AggregationFactory

public AggregationFactory(Aggregation... entries)

Method Detail

getInstance

public static AggregationFactory getInstance()

add

public void add(Aggregation entry)

getDefault

public Aggregation getDefault()

getAggregations

public List<Aggregation> getAggregations()

get

public Aggregation get(String name)

find

public Aggregation find(String name)