method

cache_key

v3.2.8 - Show latest stable - Class: ActiveRecord::Integration

cache_key()

public

Returns a cache key that can be used to identify this record.

Examples

Product.new.cache_key     # => "products/new"
Product.find(5).cache_key # => "products/5" (updated_at not available)
Person.find(5).cache_key  # => "people/5-20071224150000" (updated_at available)

# File activerecord/lib/active_record/integration.rb, line 37
    def cache_key
      case
      when new_record?
        "#{self.class.model_name.cache_key}/new"
      when timestamp = self[:updated_at]
        timestamp = timestamp.utc.to_s(:number)
        "#{self.class.model_name.cache_key}/#{id}-#{timestamp}"
      else
        "#{self.class.model_name.cache_key}/#{id}"
      end
    end

cache_key

Examples

Related methods