Class: PansophyAuthenticator::Cache

Inherits:
Object
  • Object
show all
Defined in:
lib/pansophy_authenticator/cache.rb

Constant Summary collapse

CACHE_KEY = 
'pansophy_authenticator_application_keys'.freeze

Instance Method Summary collapse

Constructor Details

#initialize(cache_store) ⇒ Cache

Returns a new instance of Cache.



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# File 'lib/pansophy_authenticator/cache.rb', line 9

def initialize(cache_store)
  @cache_store = cache_store
end

Instance Method Details

#delete ⇒ Object 



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# File 'lib/pansophy_authenticator/cache.rb', line 21

def delete
  @cache_store.delete CACHE_KEY
end

#exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pansophy_authenticator/cache.rb', line 25

def exist?
  @cache_store.exist? CACHE_KEY
end

#fetch ⇒ Object 



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# File 'lib/pansophy_authenticator/cache.rb', line 29

def fetch
  return read if exist?
  return nil unless block_given?
  yield(CACHE_KEY).tap do |value|
    write(value)
  end
end

#read ⇒ Object 



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# File 'lib/pansophy_authenticator/cache.rb', line 13

def read
  JSON.parse(@cache_store.read(CACHE_KEY))
end

#write(value) ⇒ Object 



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# File 'lib/pansophy_authenticator/cache.rb', line 17

def write(value)
  @cache_store.write CACHE_KEY, JSON.dump(value)
end