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namespace Riimu\Kit\CSRF\Storage;
/**
* Interface for a persistent token storage.
* @author Riikka Kalliomäki <riikka.kalliomaki@gmail.com>
* @copyright Copyright (c) 2014, Riikka Kalliomäki
* @license http://opensource.org/licenses/mit-license.php MIT License
*/
interface TokenStorage
{
/**
* Stores the CSRF token in the persistent storage.
* @param string $token The CSRF token to store
* @return void
* @throws TokenStorageException If the token cannot be successfully stored
*/
public function storeToken($token);
/**
* Loads the CSRF token from the persistent storage.
* @return string|false The stored token or false if none is stored
* @throws TokenStorageException If the token cannot be successfully loaded
*/
public function getStoredToken();
}