1 // Copyright 2013 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 CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_FACTORY_H_ 6 #define CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_FACTORY_H_ 7 8 #include <queue> 9 #include <string> 10 11 #include "base/basictypes.h" 12 13 namespace chromeos { 14 15 class DeviceOAuth2TokenService; 16 17 class DeviceOAuth2TokenServiceFactory { 18 public: 19 // Returns the instance of the DeviceOAuth2TokenService singleton. May return 20 // NULL during browser startup and shutdown. When calling Get(), either make 21 // sure that your code executes after browser startup and before shutdown or 22 // be careful to call Get() every time (instead of holding a pointer) and 23 // check for NULL to handle cases where you might access 24 // DeviceOAuth2TokenService during startup or shutdown. 25 static DeviceOAuth2TokenService* Get(); 26 27 // Called by ChromeBrowserMainPartsChromeOS in order to bootstrap the 28 // DeviceOAuth2TokenService instance after the required global data is 29 // available (local state and request context getter). 30 static void Initialize(); 31 32 // Called by ChromeBrowserMainPartsChromeOS in order to shutdown the 33 // DeviceOAuth2TokenService instance and cancel all in-flight requests before 34 // the required global data is destroyed (local state and request context 35 // getter). 36 static void Shutdown(); 37 38 private: 39 DeviceOAuth2TokenServiceFactory(); 40 ~DeviceOAuth2TokenServiceFactory(); 41 42 DISALLOW_COPY_AND_ASSIGN(DeviceOAuth2TokenServiceFactory); 43 }; 44 45 } // namespace chromeos 46 47 #endif // CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_FACTORY_H_ 48
