Class: Viscacha::Store

Inherits:
ActiveSupport::Cache::Store
  • Object
show all
Defined in:
lib/viscacha/store.rb

Direct Known Subclasses

ActiveSupport::Cache::Viscacha

Constant Summary collapse

DEFAULT_DIR = 
Pathname('tmp')
DEFAULT_NAME = 
'viscacha'
DEFAULT_SIZE = 
16.megabytes

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Store

also the minimum size, as localmemcache is unreliable below this value



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# File 'lib/viscacha/store.rb', line 12

def initialize(options = {})
  super options
  
  directory = options.fetch(:directory, DEFAULT_DIR)
  name      = options.fetch(:name,      DEFAULT_NAME)
  size      = options.fetch(:size,      DEFAULT_SIZE)

  data_store_options = {
    filename: Pathname.new(directory).join("#{name}-data.lmc").to_s,
    size_mb:  [DEFAULT_SIZE, size].max / 1.megabyte
  }
  meta_store_options = {
    filename: Pathname.new(directory).join("#{name}-meta.lmc").to_s,
    size_mb:  data_store_options[:size_mb]
  }

  @data_store = LocalMemCache.new(data_store_options)
  @meta_store = LocalMemCache.new(meta_store_options)
end

Instance Method Details

#cleanup(options = nil) ⇒ Object 



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# File 'lib/viscacha/store.rb', line 38

def cleanup(options = nil)
  true
end

#clear(options = nil) ⇒ Object 



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# File 'lib/viscacha/store.rb', line 32

def clear(options = nil)
  data_store.clear
  meta_store.clear
  self
end

#decrement(name, amount = 1, options = nil) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/viscacha/store.rb', line 46

def decrement(name, amount = 1, options = nil)
  raise NotImplementedError.new("#{self.class.name} does not support #{__method__}")
end

#delete_matched(matcher, options = nil) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/viscacha/store.rb', line 50

def delete_matched(matcher, options = nil)
  raise NotImplementedError.new("#{self.class.name} does not support #{__method__}")
end

#increment(name, amount = 1, options = nil) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/viscacha/store.rb', line 42

def increment(name, amount = 1, options = nil)
  raise NotImplementedError.new("#{self.class.name} does not support #{__method__}")
end