com.alibaba.csp.sentinel.slotchain

Class DefaultProcessorSlotChain

java.lang.Object

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

com.alibaba.csp.sentinel.slotchain.ProcessorSlotChain

com.alibaba.csp.sentinel.slotchain.DefaultProcessorSlotChain

All Implemented Interfaces:

ProcessorSlot<Object>

public class DefaultProcessorSlotChain
extends ProcessorSlotChain

Author:

qinan.qn, jialiang.linjl

Constructor Summary

Constructors

Constructor and Description
DefaultProcessorSlotChain()

Method Summary

Modifier and Type	Method and Description
void	addFirst(AbstractLinkedProcessorSlot<?> protocolProcessor) Add a processor to the head of this slot chain.
void	addLast(AbstractLinkedProcessorSlot<?> protocolProcessor) Add a processor to the tail of this slot chain.
void	entry(Context context, ResourceWrapper resourceWrapper, Object t, int count, boolean prioritized, Object... args) Entrance of this slot.
void	exit(Context context, ResourceWrapper resourceWrapper, int count, Object... args) Exit of this slot.
AbstractLinkedProcessorSlot<?>	getNext()
void	setNext(AbstractLinkedProcessorSlot<?> next) Same as addLast(AbstractLinkedProcessorSlot).

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

fireEntry, fireExit

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultProcessorSlotChain

public DefaultProcessorSlotChain()

Method Detail

addFirst

public void addFirst(AbstractLinkedProcessorSlot<?> protocolProcessor)

Description copied from class: ProcessorSlotChain

Add a processor to the head of this slot chain.

Specified by:

addFirst in class ProcessorSlotChain

Parameters:

protocolProcessor - processor to be added.

addLast

public void addLast(AbstractLinkedProcessorSlot<?> protocolProcessor)

Description copied from class: ProcessorSlotChain

Add a processor to the tail of this slot chain.

Specified by:

addLast in class ProcessorSlotChain

Parameters:

protocolProcessor - processor to be added.

setNext

public void setNext(AbstractLinkedProcessorSlot<?> next)

Same as addLast(AbstractLinkedProcessorSlot).

Overrides:

setNext in class AbstractLinkedProcessorSlot<Object>

Parameters:

next - processor to be added.

getNext

public AbstractLinkedProcessorSlot<?> getNext()

Overrides:

getNext in class AbstractLinkedProcessorSlot<Object>

entry

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

Description copied from interface: ProcessorSlot

Entrance of this slot.

Parameters:

context - current Context

resourceWrapper - current resource

t - generics parameter, usually is a Node

count - tokens needed

prioritized - whether the entry is prioritized

args - parameters of the original call

Throws:

Throwable - blocked exception or unexpected error

exit

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

Description copied from interface: ProcessorSlot

Exit of this slot.

Parameters:

context - current Context

resourceWrapper - current resource

count - tokens needed

args - parameters of the original call