org.apache.flink.util.concurrent

Class ExponentialBackoffRetryStrategy

java.lang.Object

org.apache.flink.util.concurrent.ExponentialBackoffRetryStrategy

All Implemented Interfaces:

RetryStrategy

public class ExponentialBackoffRetryStrategy
extends Object
implements RetryStrategy

An implementation of RetryStrategy that retries that has an exponential backoff with a cap.

Constructor Summary

Constructors

Constructor and Description
ExponentialBackoffRetryStrategy(int remainingRetries, Duration currentRetryDelay, Duration maxRetryDelay)

Method Summary

Modifier and Type	Method and Description
RetryStrategy	getNextRetryStrategy()
int	getNumRemainingRetries()
Duration	getRetryDelay()

Methods inherited from class java.lang.Object

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

Constructor Detail

ExponentialBackoffRetryStrategy

public ExponentialBackoffRetryStrategy(int remainingRetries,
                                       Duration currentRetryDelay,
                                       Duration maxRetryDelay)

Parameters:

remainingRetries - number of times to retry

currentRetryDelay - the current delay between retries

maxRetryDelay - the max delay between retries

Method Detail

getNumRemainingRetries

public int getNumRemainingRetries()

Specified by:

getNumRemainingRetries in interface RetryStrategy

Returns:

the number of remaining retries

getRetryDelay

public Duration getRetryDelay()

Specified by:

getRetryDelay in interface RetryStrategy

Returns:

the current delay if we need to retry

getNextRetryStrategy

public RetryStrategy getNextRetryStrategy()

Specified by:

getNextRetryStrategy in interface RetryStrategy

Returns:

the next retry strategy to current delay if we need to retry