org.terracotta.statistics

Class AbstractOperationStatistic<T extends Enum<T>>

java.lang.Object

org.terracotta.statistics.AbstractSourceStatistic<ChainedOperationObserver<? super T>>

org.terracotta.statistics.AbstractOperationStatistic<T>

All Implemented Interfaces:

OperationObserver<T>, OperationStatistic<T>, SourceStatistic<ChainedOperationObserver<? super T>>

public abstract class AbstractOperationStatistic<T extends Enum<T>>
extends AbstractSourceStatistic<ChainedOperationObserver<? super T>>
implements OperationStatistic<T>

Author:

cdennis

Field Summary

Fields

Modifier and Type	Field and Description
String	name
Map<String,Object>	properties
Set<String>	tags
Class<T>	type

Fields inherited from class org.terracotta.statistics.AbstractSourceStatistic

derivedStatistics

Method Summary

Modifier and Type	Method and Description
void	begin() Called immediately prior to the operation beginning.
ValueStatistic<Long>	statistic(Set<T> results)
ValueStatistic<Long>	statistic(T result) Return a ValueStatistic<Long> returning the count for the given result.
long	sum()
Class<T>	type()

Methods inherited from class org.terracotta.statistics.AbstractSourceStatistic

addDerivedStatistic, removeDerivedStatistic

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.terracotta.statistics.OperationStatistic

count, sum

Methods inherited from interface org.terracotta.statistics.observer.OperationObserver

end, end

Methods inherited from interface org.terracotta.statistics.SourceStatistic

addDerivedStatistic, removeDerivedStatistic

Field Detail

name

public final String name

tags

public final Set<String> tags

properties

public final Map<String,Object> properties

type

public final Class<T extends Enum<T>> type

Method Detail

type

public Class<T> type()

Specified by:

type in interface OperationStatistic<T extends Enum<T>>

statistic

public ValueStatistic<Long> statistic(T result)

Return a ValueStatistic<Long> returning the count for the given result.

Specified by:

statistic in interface OperationStatistic<T extends Enum<T>>

Parameters:

result - the result of interest

Returns:

a ValueStatistic instance

statistic

public ValueStatistic<Long> statistic(Set<T> results)

Specified by:

statistic in interface OperationStatistic<T extends Enum<T>>

sum

public long sum()

Specified by:

sum in interface OperationStatistic<T extends Enum<T>>

begin

public void begin()

Description copied from interface: OperationObserver

Called immediately prior to the operation beginning.

Specified by:

begin in interface OperationObserver<T extends Enum<T>>