com.google.api.gax.retrying

Interface ExceptionRetryAlgorithm

@BetaApi
public interface ExceptionRetryAlgorithm

An exception retry algorithm is responsible for the following operations:

1. Accepting or rejecting a task for retry depending on the exception thrown by the previous attempt.
2. Creating TimedAttemptSettings for each subsequent retry attempt.

Implementations of this interface must be thread-safe.

Method Summary

Modifier and Type	Method and Description
boolean	accept(Throwable prevThrowable) Returns true if another attempt should be made, or false otherwise.
TimedAttemptSettings	createNextAttempt(Throwable prevThrowable, TimedAttemptSettings prevSettings) Creates a next attempt TimedAttemptSettings.

Method Detail

createNextAttempt

TimedAttemptSettings createNextAttempt(Throwable prevThrowable,
                                       TimedAttemptSettings prevSettings)

Creates a next attempt TimedAttemptSettings.

Parameters:

prevThrowable - exception thrown by the previous attempt

prevSettings - previous attempt settings

Returns:

next attempt settings or null, if the implementing algorithm does not provide specific settings for the next attempt

accept

boolean accept(Throwable prevThrowable)

Returns true if another attempt should be made, or false otherwise.

Parameters:

prevThrowable - exception thrown by the previous attempt