Module: CcyConvertor::RateCache

Included in:
RateProvider
Defined in:
lib/ccy_convertor/rate_cache.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#cache_duration ⇒ Object 



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# File 'lib/ccy_convertor/rate_cache.rb', line 10

def cache_duration
  @cache_duration ||= if cache_duration_nil?
    0
  else
    CcyConvertor.configuration.cache_duration[rate_provider_name]
  end
end

Instance Method Details

#cache ⇒ Object 



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# File 'lib/ccy_convertor/rate_cache.rb', line 5

def cache
  @cache ||= {}
  @cache[rate_provider_name] ||= ActiveSupport::Cache::MemoryStore.new(expires_in: cache_duration)
end

#cache_duration_nil? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ccy_convertor/rate_cache.rb', line 18

def cache_duration_nil?
  @cache_duration.nil? &&
  (CcyConvertor.configuration.cache_duration.nil? ||
  CcyConvertor.configuration.cache_duration[rate_provider_name].nil?)
end

#cache_key(request_url) ⇒ Object 



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# File 'lib/ccy_convertor/rate_cache.rb', line 24

def cache_key(request_url)
  Digest::SHA2.hexdigest request_url
end