com.alibaba.csp.sentinel.slots.block.flow.param

Class ParameterMetric

java.lang.Object

com.alibaba.csp.sentinel.slots.block.flow.param.ParameterMetric

public class ParameterMetric
extends Object

Metrics for frequent ("hot spot") parameters.

Since:

0.2.0

Author:

Eric Zhao

Constructor Summary

Constructors

Constructor and Description
ParameterMetric()

Method Summary

Modifier and Type	Method and Description
void	addThreadCount(Object... args)
void	clear()
void	clearForRule(ParamFlowRule rule)
void	decreaseThreadCount(Object... args)
CacheMap<Object,AtomicLong>	getRuleTimeCounter(ParamFlowRule rule) Get the time record counter for given parameter rule.
CacheMap<Object,AtomicLong>	getRuleTokenCounter(ParamFlowRule rule) Get the token counter for given parameter rule.
long	getThreadCount(int index, Object value)
void	initialize(ParamFlowRule rule)

Methods inherited from class java.lang.Object

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

Constructor Detail

ParameterMetric

public ParameterMetric()

Method Detail

getRuleTokenCounter

public CacheMap<Object,AtomicLong> getRuleTokenCounter(ParamFlowRule rule)

Get the token counter for given parameter rule.

Parameters:

rule - valid parameter rule

Returns:

the associated token counter

Since:

1.6.0

getRuleTimeCounter

public CacheMap<Object,AtomicLong> getRuleTimeCounter(ParamFlowRule rule)

Get the time record counter for given parameter rule.

Parameters:

rule - valid parameter rule

Returns:

the associated time counter

Since:

1.6.0

clear

public void clear()

clearForRule

public void clearForRule(ParamFlowRule rule)

initialize

public void initialize(ParamFlowRule rule)

decreaseThreadCount

public void decreaseThreadCount(Object... args)

addThreadCount

public void addThreadCount(Object... args)

getThreadCount

public long getThreadCount(int index,
                           Object value)