1 // Copyright (c) 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.
5 #ifndef CHROME_BROWSER_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_
6 #define CHROME_BROWSER_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_
11 #include "base/basictypes.h"
12 #include "base/compiler_specific.h"
13 #include "base/time/time.h"
14 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
15 #include "content/public/browser/notification_observer.h"
16 #include "content/public/browser/notification_registrar.h"
19 class NotificationSource;
24 namespace extensions {
26 // This class caches tokens for the current user. It will clear tokens out
27 // when the user logs out or after the specified timeout interval, or when
28 // the instance of chrome shuts down.
29 class TokenCacheService : public BrowserContextKeyedService,
30 public content::NotificationObserver {
32 explicit TokenCacheService(Profile* profile);
33 virtual ~TokenCacheService();
35 // Store a token for the currently logged in user. We will look it up later by
36 // the name given here, and we will expire the token after the timeout. For a
37 // timeout of 0, we never expire the token. After time_to_live expires, the
38 // token will be expired.
39 void StoreToken(const std::string& token_name, const std::string& token_value,
40 base::TimeDelta time_to_live);
42 // Retrieve a token for the currently logged in user. This returns an empty
43 // string if the token was not found or timed out.
44 std::string RetrieveToken(const std::string& token_name);
46 // Inherited from NotificationObserver.
47 virtual void Observe(int type,
48 const content::NotificationSource& source,
49 const content::NotificationDetails& details) OVERRIDE;
52 friend class TokenCacheTest;
54 struct TokenCacheData {
56 base::Time expiration_time;
59 // Map the token name (string) to token data.
60 std::map<std::string, TokenCacheData> token_cache_;
61 content::NotificationRegistrar registrar_;
62 const Profile* const profile_;
64 DISALLOW_COPY_AND_ASSIGN(TokenCacheService);
67 } // namespace extensions
69 #endif // CHROME_BROWSER_EXTENSIONS_TOKEN_CACHE_TOKEN_CACHE_SERVICE_H_