Class: ActiveRemote::Cached::Cache

Inherits:
SimpleDelegator
  • Object
show all
Defined in:
lib/active_remote/cached/cache.rb

Defined Under Namespace

Classes: InvalidCacheProvider

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(new_cache_provider) ⇒ Cache

Returns a new instance of Cache.



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# File 'lib/active_remote/cached/cache.rb', line 14

def initialize(new_cache_provider)
  @cache_provider = new_cache_provider
  @nested_cache_provider = ::ActiveSupport::Cache::NullStore.new

  validate_provider_method_present(:delete)
  validate_provider_method_present(:exist?)
  validate_provider_method_present(:fetch)
  validate_provider_method_present(:read)
  validate_provider_method_present(:write)

  super(@cache_provider)
end

Instance Attribute Details

#cache_provider ⇒ Object (readonly)

Returns the value of attribute cache_provider.



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# File 'lib/active_remote/cached/cache.rb', line 12

def cache_provider
  @cache_provider
end

Instance Method Details

#delete(*args) ⇒ Object 



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# File 'lib/active_remote/cached/cache.rb', line 27

def delete(*args)
  nested_cache_provider.delete(*args)
  super
end

#enable_nested_caching! ⇒ Object 



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# File 'lib/active_remote/cached/cache.rb', line 32

def enable_nested_caching!
  @nested_cache_provider = ::ActiveSupport::Cache::MemoryStore.new
end

#exist?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_remote/cached/cache.rb', line 40

def exist?(*args)
  nested_cache_provider.exist?(*args) || super
end

#fetch(name, options = {}) ⇒ Object 



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# File 'lib/active_remote/cached/cache.rb', line 44

def fetch(name, options = {})
  provider_options = provider_fetch_options(options)
  fetch_value = nested_cache_provider.fetch(name, provider_options) { super(name, provider_options) }

  delete(name) if delete_after_fetch?(fetch_value, options, provider_options)

  fetch_value
end

#nested_caching? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_remote/cached/cache.rb', line 36

def nested_caching?
  !nested_cache_provider.is_a?(::ActiveSupport::Cache::NullStore)
end

#read(*args) ⇒ Object 



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# File 'lib/active_remote/cached/cache.rb', line 53

def read(*args)
  nested_cache_provider.read(*args) || super
end

#write(*args) ⇒ Object 



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# File 'lib/active_remote/cached/cache.rb', line 57

def write(*args)
  nested_cache_provider.write(*args)
  super
end