chrome/browser/signin/profile_oauth2_token_service_request.h

   1 // Copyright 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 CHROME_BROWSER_SIGNIN_PROFILE_OAUTH2_TOKEN_SERVICE_REQUEST_H_
   6 #define CHROME_BROWSER_SIGNIN_PROFILE_OAUTH2_TOKEN_SERVICE_REQUEST_H_
   7
   8 #include <set>
   9 #include <string>
  10
  11 #include "base/threading/non_thread_safe.h"
  12 #include "google_apis/gaia/oauth2_token_service.h"
  13
  14 class Profile;
  15
  16 // ProfileOAuth2TokenServiceRequest represents a request to fetch an
  17 // OAuth2 access token for a given set of |scopes| by calling |profile|'s
  18 // ProfileOAuth2TokenService. A request can be created and started from
  19 // any thread with an object |consumer| that will be called back on the
  20 // same thread when fetching completes.  If the request is destructed
  21 // before |consumer| is called, |consumer| will never be called back. (Note
  22 // the actual network activities are not canceled and the cache in
  23 // ProfileOAuth2TokenService will be populated with the fetched results.)
  24 class ProfileOAuth2TokenServiceRequest : public OAuth2TokenService::Request,
  25                                          public base::NonThreadSafe {
  26  public:
  27   // Creates and starts a request for |account_id| and |scopes|.
  28   // Uses the primary account id if |account_id| is the empty string.
  29   static ProfileOAuth2TokenServiceRequest* CreateAndStart(
  30       Profile* profile,
  31       const std::string& account_id,
  32       const OAuth2TokenService::ScopeSet& scopes,
  33       OAuth2TokenService::Consumer* consumer);
  34
  35   virtual ~ProfileOAuth2TokenServiceRequest();
  36
  37   // Overridden from Request:
  38   virtual std::string GetAccountId() const OVERRIDE;
  39
  40  private:
  41   class Core;
  42   friend class Core;
  43
  44   ProfileOAuth2TokenServiceRequest(Profile* profile,
  45                                    const std::string& account_id,
  46                                    const OAuth2TokenService::ScopeSet& scopes,
  47                                    OAuth2TokenService::Consumer* consumer);
  48
  49   OAuth2TokenService::Consumer* const consumer_;
  50   scoped_refptr<Core> core_;
  51
  52   DISALLOW_COPY_AND_ASSIGN(ProfileOAuth2TokenServiceRequest);
  53 };
  54
  55 #endif  // CHROME_BROWSER_SIGNIN_PROFILE_OAUTH2_TOKEN_SERVICE_REQUEST_H_