activerecord/test/models/parrot.rb


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class Parrot < ActiveRecord::Base
  self.inheritance_column = :parrot_sti_class

  has_and_belongs_to_many :pirates
  has_and_belongs_to_many :treasures
  has_many :loots, as: :looter
  alias_attribute :title, :name

  validates_presence_of :name

  attr_accessor :cancel_save_from_callback
  before_save :cancel_save_callback_method, if: :cancel_save_from_callback
  def cancel_save_callback_method
    throw(:abort)
  end

  before_update :increment_updated_count
  def increment_updated_count
    self.updated_count += 1
  end
end

class LiveParrot < Parrot
end

class DeadParrot < Parrot
  belongs_to :killer, class_name: "Pirate", foreign_key: :killer_id
end