class Rack::Session::Abstract::PersistedSecure

def cookie_value(data)
  data.cookie_value
end

def extract_session_id(*)
  public_id = super
  public_id && SessionId.new(public_id)
end

def generate_sid(*)
  public_id = super
  SessionId.new(public_id)
end

def session_class
  SecureSessionHash
end