GAIA ID migration for Android

chrome/browser/signin/oauth2_token_service_delegate_android.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SIGNIN_OAUTH2_TOKEN_SERVICE_DELEGATE_ANDROID_H_
 #define CHROME_BROWSER_SIGNIN_OAUTH2_TOKEN_SERVICE_DELEGATE_ANDROID_H_
 
 #include <jni.h>
 #include <map>
 #include <string>
 
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
+#include "components/signin/core/browser/account_tracker_service.h"
 #include "components/signin/core/browser/profile_oauth2_token_service.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "google_apis/gaia/oauth2_token_service_delegate.h"
 
 // A specialization of OAuth2TokenServiceDelegate that will be returned by
 // OAuth2TokenServiceDelegateFactory for OS_ANDROID.  This instance uses
 // native Android features to lookup OAuth2 tokens.
 //
 // See |OAuth2TokenServiceDelegate| for usage details.
 //
@@ skipping 10 matching lines @@
 
   // Returns a reference to the Java instance of this service.
   static base::android::ScopedJavaLocalRef<jobject>
   GetForProfile(JNIEnv* env, jclass clazz, jobject j_profile_android);
 
   // Called by the TestingProfile class to disable account validation in
   // tests.  This prevents the token service from trying to look up system
   // accounts which requires special permission.
   static void set_is_testing_profile() { is_testing_profile_ = true; }
 
-  void Initialize();
-
   // OAuth2TokenServiceDelegate overrides:
   bool RefreshTokenIsAvailable(const std::string& account_id) const override;
   bool RefreshTokenHasError(const std::string& account_id) const override;
   void UpdateAuthError(const std::string& account_id,
                        const GoogleServiceAuthError& error) override;
   std::vector<std::string> GetAccounts() override;
 
-  // Lists account at the OS level.
-  std::vector<std::string> GetSystemAccounts();
+  // Lists account names at the OS level.
+  std::vector<std::string> GetSystemAccountNames();
 
   void ValidateAccounts(JNIEnv* env,
                         jobject obj,
                         jstring current_account,
                         jboolean force_notifications);
 
   // Takes a the signed in sync account as well as all the other
   // android account ids and check the token status of each.  If
   // |force_notifications| is true, TokenAvailable notifications will
   // be sent anyway, even if the account was already known.
@@ skipping 12 matching lines @@
                                                jobject obj,
                                                const jstring account_name);
   // Triggers a notification to all observers of the OAuth2TokenService that all
   // refresh tokens have now been loaded.
   virtual void FireRefreshTokensLoadedFromJava(JNIEnv* env, jobject obj);
 
   // Overridden from OAuth2TokenService to complete signout of all
   // OA2TService aware accounts.
   void RevokeAllCredentials() override;
 
+  void LoadCredentials(const std::string& primary_account_id) override;
+
  protected:
   friend class ProfileOAuth2TokenServiceFactory;
-  OAuth2TokenServiceDelegateAndroid();
+  OAuth2TokenServiceDelegateAndroid(
+      AccountTrackerService* account_tracker_service);
   ~OAuth2TokenServiceDelegateAndroid() override;
 
   OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
       const std::string& account_id,
       net::URLRequestContextGetter* getter,
       OAuth2AccessTokenConsumer* consumer) override;
 
   // Overridden from OAuth2TokenService to intercept token fetch requests and
   // redirect them to the Account Manager.
   void InvalidateAccessToken(const std::string& account_id,
                              const std::string& client_id,
                              const OAuth2TokenService::ScopeSet& scopes,
                              const std::string& access_token) override;
 
   // Called to notify observers when a refresh token is available.
   void FireRefreshTokenAvailable(const std::string& account_id) override;
   // Called to notify observers when a refresh token has been revoked.
   void FireRefreshTokenRevoked(const std::string& account_id) override;
   // Called to notify observers when refresh tokans have been loaded.
   void FireRefreshTokensLoaded() override;
 
  private:
+  std::string MapAccountIdToAccountName(const std::string& account_id) const;
+  std::string MapAccountNameToAccountId(const std::string& account_name) const;
+
   struct ErrorInfo {
     ErrorInfo();
     explicit ErrorInfo(const GoogleServiceAuthError& error);
     GoogleServiceAuthError error;
   };
 
+  enum RefreshTokenLoadStatus {
+    RT_LOAD_NOT_START,
+    RT_WAIT_FOR_VALIDATION,
+    RT_HAS_BEEN_VALIDATED,
+    RT_LOADED
+  };
+
   // Return whether |signed_in_account| is valid and we have access
   // to all the tokens in |curr_account_ids|. If |force_notifications| is true,
   // TokenAvailable notifications will be sent anyway, even if the account was
   // already known.
   bool ValidateAccounts(const std::string& signed_in_account,
                         const std::vector<std::string>& prev_account_ids,
                         const std::vector<std::string>& curr_account_ids,
                         std::vector<std::string>& refreshed_ids,
                         std::vector<std::string>& revoked_ids,
                         bool force_notifications);
 
   base::android::ScopedJavaGlobalRef<jobject> java_ref_;
 
   // Maps account_id to the last error for that account.
   std::map<std::string, ErrorInfo> errors_;
 
+  AccountTrackerService* account_tracker_service_;
+  RefreshTokenLoadStatus fire_refresh_token_loaded_;
+
   static bool is_testing_profile_;
 
   DISALLOW_COPY_AND_ASSIGN(OAuth2TokenServiceDelegateAndroid);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_OAUTH2_TOKEN_SERVICE_DELEGATE_ANDROID_H_