com.alibaba.csp.sentinel.node

Class DefaultNode

java.lang.Object

com.alibaba.csp.sentinel.node.StatisticNode

com.alibaba.csp.sentinel.node.DefaultNode

All Implemented Interfaces:

Node, OccupySupport, DebugSupport

Direct Known Subclasses:

EntranceNode

public class DefaultNode
extends StatisticNode

A Node used to hold statistics for specific resource name in the specific context. Each distinct resource in each distinct Context will corresponding to a DefaultNode.

This class may have a list of sub DefaultNodes. Child nodes will be created when calling SphU#entry() or SphO@entry() multiple times in the same Context.

Author:

qinan.qn

See Also:

NodeSelectorSlot

Constructor Summary

Constructors

Constructor and Description
DefaultNode(ResourceWrapper id, ClusterNode clusterNode)

Method Summary

Modifier and Type	Method and Description
void	addChild(Node node) Add child node to current node.
void	addPassRequest(int count) Add pass count.
void	addRtAndSuccess(long rt, int successCount) Add rt and success count.
void	decreaseThreadNum() Decrease current thread count.
Set<Node>	getChildList()
ClusterNode	getClusterNode()
ResourceWrapper	getId()
void	increaseBlockQps(int count) Increase the block count.
void	increaseExceptionQps(int count) Add the biz exception count.
void	increaseThreadNum() Increase current thread count.
void	printDefaultNode()
void	removeChildList() Reset the child node list.
void	setClusterNode(ClusterNode clusterNode)

Methods inherited from class com.alibaba.csp.sentinel.node.StatisticNode

addOccupiedPass, addWaitingRequest, avgRt, blockQps, blockRequest, curThreadNum, debug, exceptionQps, maxSuccessQps, metrics, minRt, occupiedPassQps, passQps, previousBlockQps, previousPassQps, rawMetricsInMin, reset, successQps, totalException, totalPass, totalQps, totalRequest, totalSuccess, tryOccupyNext, waiting

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultNode

public DefaultNode(ResourceWrapper id,
                   ClusterNode clusterNode)

Method Detail

getId

public ResourceWrapper getId()

getClusterNode

public ClusterNode getClusterNode()

setClusterNode

public void setClusterNode(ClusterNode clusterNode)

addChild

public void addChild(Node node)

Add child node to current node.

Parameters:

node - valid child node

removeChildList

public void removeChildList()

Reset the child node list.

getChildList

public Set<Node> getChildList()

increaseBlockQps

public void increaseBlockQps(int count)

Description copied from interface: Node

Increase the block count.

Specified by:

increaseBlockQps in interface Node

Overrides:

increaseBlockQps in class StatisticNode

Parameters:

count - count to add

increaseExceptionQps

public void increaseExceptionQps(int count)

Description copied from interface: Node

Add the biz exception count.

Specified by:

increaseExceptionQps in interface Node

Overrides:

increaseExceptionQps in class StatisticNode

Parameters:

count - count to add

addRtAndSuccess

public void addRtAndSuccess(long rt,
                            int successCount)

Description copied from interface: Node

Add rt and success count.

Specified by:

addRtAndSuccess in interface Node

Overrides:

addRtAndSuccess in class StatisticNode

Parameters:

rt - response time

successCount - success count to add

increaseThreadNum

public void increaseThreadNum()

Description copied from interface: Node

Increase current thread count.

Specified by:

increaseThreadNum in interface Node

Overrides:

increaseThreadNum in class StatisticNode

decreaseThreadNum

public void decreaseThreadNum()

Description copied from interface: Node

Decrease current thread count.

Specified by:

decreaseThreadNum in interface Node

Overrides:

decreaseThreadNum in class StatisticNode

addPassRequest

public void addPassRequest(int count)

Description copied from interface: Node

Add pass count.

Specified by:

addPassRequest in interface Node

Overrides:

addPassRequest in class StatisticNode

Parameters:

count - count to add pass

printDefaultNode

public void printDefaultNode()