Class: Cache::Object::Adapter

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(store) ⇒ Adapter

Returns a new instance of Adapter.



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# File 'lib/cache/object/adapter.rb', line 6

def initialize(store)
  raise 'Cache Store is nil, please initialize' unless store
  @store = store
end

Instance Attribute Details

#store ⇒ Object (readonly)

Returns the value of attribute store.



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# File 'lib/cache/object/adapter.rb', line 4

def store
  @store
end

Instance Method Details

#delete(decorator) ⇒ Object 



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# File 'lib/cache/object/adapter.rb', line 19

def delete(decorator)
  DTraceProvider.fire!(:delete, decorator.instance.class.name, decorator.instance.id.to_s)

  decorator.keys.each do |key|
    store.delete(key)
  end
end

#fetch(klass, id) ⇒ Object 



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# File 'lib/cache/object/adapter.rb', line 27

def fetch(klass, id)
  DTraceProvider.fire!(:fetch, klass.name, id.to_s, ttl.to_s)

  store.fetch(KeyGenerator.key_for_object(klass.name, id), expires_in: ttl) do
    DTraceProvider.fire!(:fetch_miss, klass.name, id.to_s, ttl.to_s)
    yield
  end
end

#fetch_mapping(klass, attributes, &block) ⇒ Object 



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# File 'lib/cache/object/adapter.rb', line 36

def fetch_mapping(klass, attributes, &block)
  DTraceProvider.fire!(:fetch_mapping, klass.name, attributes.inspect, ttl.to_s)

  store.fetch(KeyGenerator.key_for_mapping(klass.name, attributes), expires_in: ttl) do
    DTraceProvider.fire!(:fetch_mapping_miss, klass.name, attributes.inspect, ttl.to_s)
    yield
  end
end

#read_multi(args) ⇒ Object 



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# File 'lib/cache/object/adapter.rb', line 45

def read_multi(args)
  total = args.size
  result = store.read_multi(*args)
  found = result.size

  DTraceProvider.fire!(:read_multi, args.inspect, found, total - found)
  result
end

#write(decorator) ⇒ Object 



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# File 'lib/cache/object/adapter.rb', line 11

def write(decorator)
  DTraceProvider.fire!(:write, decorator.instance.class.name, decorator.instance.id.to_s, ttl.to_s)

  decorator.keys.each do |key|
    store.write(key, decorator.instance, expires_in: ttl)
  end
end