google_apis/gaia/oauth2_access_token_consumer.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef GOOGLE_APIS_GAIA_OAUTH2_ACCESS_TOKEN_CONSUMER_H_
   6 #define GOOGLE_APIS_GAIA_OAUTH2_ACCESS_TOKEN_CONSUMER_H_
   7
   8 #include <string>
   9
  10 class GoogleServiceAuthError;
  11
  12 namespace base {
  13 class Time;
  14 }
  15
  16 // An interface that defines the callbacks for consumers to which
  17 // OAuth2AccessTokenFetcher can return results.
  18 class OAuth2AccessTokenConsumer {
  19  public:
  20   // Success callback. |access_token| will contain a valid OAuth2 access token.
  21   // |expiration_time| is the date until which the token can be used. This
  22   // value has a built-in safety margin, so it can be used as-is.
  23   virtual void OnGetTokenSuccess(const std::string& access_token,
  24                                  const base::Time& expiration_time) {}
  25   virtual void OnGetTokenFailure(const GoogleServiceAuthError& error) {}
  26
  27  protected:
  28   virtual ~OAuth2AccessTokenConsumer() {}
  29 };
  30
  31 #endif  // GOOGLE_APIS_GAIA_OAUTH2_ACCESS_TOKEN_CONSUMER_H_