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

Class ParamFlowSlot

java.lang.Object

com.alibaba.csp.sentinel.slotchain.AbstractLinkedProcessorSlot<DefaultNode>

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

All Implemented Interfaces:

ProcessorSlot<DefaultNode>

public class ParamFlowSlot
extends AbstractLinkedProcessorSlot<DefaultNode>

A processor slot that is responsible for flow control by frequent ("hot spot") parameters.

Since:

0.2.0

Author:

jialiang.linjl, Eric Zhao

Constructor Summary

Constructors

Constructor and Description
ParamFlowSlot()

Method Summary

Modifier and Type	Method and Description
void	entry(Context context, ResourceWrapper resourceWrapper, DefaultNode node, int count, boolean prioritized, Object... args)
void	exit(Context context, ResourceWrapper resourceWrapper, int count, Object... args)
static ParameterMetric	getHotParamMetricForName(String resourceName)
static ParameterMetric	getParamMetric(ResourceWrapper resourceWrapper)

Methods inherited from class com.alibaba.csp.sentinel.slotchain.AbstractLinkedProcessorSlot

fireEntry, fireExit, getNext, setNext

Methods inherited from class java.lang.Object

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

Constructor Detail

ParamFlowSlot

public ParamFlowSlot()

Method Detail

entry

public void entry(Context context,
                  ResourceWrapper resourceWrapper,
                  DefaultNode node,
                  int count,
                  boolean prioritized,
                  Object... args)
           throws Throwable

Throws:

Throwable

exit

public void exit(Context context,
                 ResourceWrapper resourceWrapper,
                 int count,
                 Object... args)

getParamMetric

public static ParameterMetric getParamMetric(ResourceWrapper resourceWrapper)

getHotParamMetricForName

public static ParameterMetric getHotParamMetricForName(String resourceName)