org.camunda.bpm.engine.impl.interceptor

Class RetryInterceptor

java.lang.Object

org.camunda.bpm.engine.impl.interceptor.CommandInterceptor

org.camunda.bpm.engine.impl.interceptor.RetryInterceptor

All Implemented Interfaces:

CommandExecutor

Direct Known Subclasses:

JtaRetryInterceptor

public class RetryInterceptor
extends CommandInterceptor

Intercepts OptimisticLockingException and tries to run the same command again. The number of retries and the time waited between retries is configurable.

Author:

Daniel Meyer

Field Summary

Fields

Modifier and Type	Field and Description
protected int	numOfRetries
protected int	waitIncreaseFactor
protected int	waitTimeInMs

Fields inherited from class org.camunda.bpm.engine.impl.interceptor.CommandInterceptor

next

Constructor Summary

Constructors

Constructor and Description
RetryInterceptor()

Method Summary

Methods

Modifier and Type	Method and Description
<T> T	execute(Command<T> command)
int	getNumOfRetries()
int	getWaitIncreaseFactor()
int	getWaitTimeInMs()
void	setNumOfRetries(int numOfRetries)
void	setWaitIncreaseFactor(int waitIncreaseFactor)
void	setWaitTimeInMs(int waitTimeInMs)
protected void	waitBeforeRetry(long waitTime)

Methods inherited from class org.camunda.bpm.engine.impl.interceptor.CommandInterceptor

getNext, setNext

Methods inherited from class java.lang.Object

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

Field Detail

numOfRetries

protected int numOfRetries

waitTimeInMs

protected int waitTimeInMs

waitIncreaseFactor

protected int waitIncreaseFactor

Constructor Detail

RetryInterceptor

public RetryInterceptor()

Method Detail

execute

public <T> T execute(Command<T> command)

waitBeforeRetry

protected void waitBeforeRetry(long waitTime)

setNumOfRetries

public void setNumOfRetries(int numOfRetries)

setWaitIncreaseFactor

public void setWaitIncreaseFactor(int waitIncreaseFactor)

setWaitTimeInMs

public void setWaitTimeInMs(int waitTimeInMs)

getNumOfRetries

public int getNumOfRetries()

getWaitIncreaseFactor

public int getWaitIncreaseFactor()

getWaitTimeInMs

public int getWaitTimeInMs()