Class AuthenticationMethod

associate(integer $user_id) 

associate the current authentication method with the given user_id.

\IllegalArgumentException

if the user_id is already associate with an authentication method

dissociate(integer $user_id) 

dissociate the current authentication method with the given user_id.

\IllegalArgumentException

if the user_id is already dissociate with an authentication method

authenticate() : integer

Tries to authenticate the user and returns true on success, false otherwise.

$user_id, if authentication has been performed successfully