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package Algorithm::Backoff::Exponential; |
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our $DATE = '2019-06-20'; # DATE |
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our $VERSION = '0.009'; # VERSION |
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use strict; |
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use warnings; |
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use parent qw(Algorithm::Backoff); |
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our %SPEC; |
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$SPEC{new} = { |
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v => 1.1, |
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is_class_meth => 1, |
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is_func => 0, |
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args => { |
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%Algorithm::Backoff::attr_consider_actual_delay, |
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%Algorithm::Backoff::attr_max_actual_duration, |
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%Algorithm::Backoff::attr_max_attempts, |
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%Algorithm::Backoff::attr_jitter_factor, |
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%Algorithm::Backoff::attr_delay_on_success, |
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%Algorithm::Backoff::attr_min_delay, |
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%Algorithm::Backoff::attr_max_delay, |
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%Algorithm::Backoff::attr_initial_delay, |
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exponent_base => { |
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schema => 'ufloat*', |
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default => 2, |
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}, |
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}, |
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result_naked => 1, |
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result => { |
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schema => 'obj*', |
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}, |
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}; |
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sub _success { |
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my ($self, $timestamp) = @_; |
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$self->{delay_on_success}; |
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} |
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sub _failure { |
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my ($self, $timestamp) = @_; |
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my $delay = $self->{initial_delay} * |
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$self->{exponent_base} ** ($self->{_attempts}-1); |
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} |
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1; |
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# ABSTRACT: Backoff exponentially |
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__END__ |