Struct ExponentialBackoff 

pub struct ExponentialBackoff {
    pub max_retries: u32,
    pub initial_delay: Duration,
    pub max_delay: Duration,
    pub jitter: f64,
    pub multiplier: f64,
}

Exponential backoff with optional jitter.

Fields

max_retries: u32

Maximum number of retries.

initial_delay: Duration

Initial delay.

max_delay: Duration

Maximum delay.

jitter: f64

Jitter factor (0.0 to 1.0).

multiplier: f64

Multiplier for each retry.

Implementations

impl ExponentialBackoff

pub fn new() -> ExponentialBackoff

Create a new exponential backoff.

pub fn builder() -> ExponentialBackoffBuilder

Create a builder.

pub fn calculate_delay(&self, attempt: u32) -> Duration

Calculate delay for an attempt.

Trait Implementations

impl Clone for ExponentialBackoff

fn clone(&self) -> ExponentialBackoff

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ExponentialBackoff

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for ExponentialBackoff

fn default() -> ExponentialBackoff

Returns the “default value” for a type.

impl RetryStrategy for ExponentialBackoff

fn should_retry(&self, error: &RetryableError, attempt: u32) -> Option<Duration>

Determine if and how long to wait before retrying.

fn max_retries(&self) -> u32

Get the maximum number of retries.

fn is_exhausted(&self, attempt: u32) -> bool

Check if retries are exhausted.