class UserFollowing < ActiveRecord::Base
    belongs_to :user, :foreign_key=> "user_id", :class_name => 'User'
    belongs_to :following_user, :foreign_key=> "following_user_id", :class_name => 'User'
    belongs_to :follower_user, :foreign_key=> "user_id", :class_name => 'User'
end