Module: DbMemoize::Model

Extended by:
ActiveSupport::Concern
Defined in:
lib/db_memoize/model.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#memoize_values(values) ⇒ Object

Used to set multiple memoized values in one go.

Example:

product.memoize_values full_title: "my full title",
                       autocomplete_info: "my autocomplete_info"

This sets the “full_title” and “autocomplete_info” values of the product.



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# File 'lib/db_memoize/model.rb', line 42

def memoize_values(values)
  values.each do |name, value|
    create_memoized_value(name, value)
  end
end

#memoized_value(method_name) ⇒ Object 



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# File 'lib/db_memoize/model.rb', line 7

def memoized_value(method_name)
  memoizable = !changed? && persisted?
  return send("#{method_name}_without_memoize") unless memoizable

  value         = nil
  cached_value  = find_memoized_value(method_name)

  if cached_value
    value = cached_value.value
    Helpers.log(self, method_name, 'cache hit')
  else
    time = ::Benchmark.realtime do
      value = send("#{method_name}_without_memoize")
      create_memoized_value(method_name, value)
    end
    Helpers.log(self, method_name, "cache miss. took #{Kernel.format '%.2f msecs', time * 1_000}")
  end

  value
end

#unmemoize(method_name = :all) ⇒ Object 



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# File 'lib/db_memoize/model.rb', line 28

def unmemoize(method_name = :all)
  self.class.unmemoize id, method_name
end