The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 package org.mozilla.gecko.fxa.authenticator;

 /**

  * Abstraction around things that might need to be signalled to the user via UI,

  * such as:

  * <ul>

  * <li>account not yet verified;</li>

  * <li>account password needs to be updated;</li>

  * <li>account key management required or changed;</li>

  * <li>auth protocol has changed and Firefox needs to be upgraded;</li>

  * </ul>

  * etc.

  * <p>

  * Consumers of this code should differentiate error classes based on the types

  * of the exceptions thrown. Exceptions that do not have special meaning are of

  * type <code>FxAccountLoginException</code> with an appropriate

  * <code>cause</code> inner exception.

  */

 public interface FxAccountLoginDelegate {

   public void handleError(FxAccountLoginException e);

   public void handleSuccess(String assertion);

 }