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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ | 5 #ifndef CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ |
| 6 #define CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ | 6 #define CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <map> | 9 #include <map> |
| 10 | 10 |
| 11 #include "base/id_map.h" | 11 #include "base/id_map.h" |
| 12 #include "chrome/common/chrome_plugin_api.h" | 12 #include "chrome/common/chrome_plugin_api.h" |
| 13 #include "chrome/common/notification_observer.h" | 13 #include "chrome/common/notification_observer.h" |
| 14 #include "chrome/common/notification_registrar.h" | 14 #include "chrome/common/notification_registrar.h" |
| 15 | 15 |
| 16 namespace net { | 16 namespace net { |
| 17 class URLRequestContext; | 17 class URLRequestContext; |
| 18 } // namespace net | 18 } // namespace net |
| 19 | 19 |
| 20 // This class manages the mapping between CPBrowsingContexts and | 20 // This class manages the mapping between CPBrowsingContexts and |
| 21 // URLRequestContexts. It observes when URLRequestContexts go away, and | 21 // net::URLRequestContexts. It observes when net::URLRequestContexts go away, |
| 22 // invalidates the corresponding CPBrowsingContexts. CPBrowsingContexts can be | 22 // and invalidates the corresponding CPBrowsingContexts. CPBrowsingContexts can |
| 23 // associated with other data as well, so there can be multiple ones referring | 23 // be associated with other data as well, so there can be multiple ones |
| 24 // to a given URLRequestContext. | 24 // referring to a given net::URLRequestContext. |
| 25 // Note: This class should be used on the IO thread only. | 25 // Note: This class should be used on the IO thread only. |
| 26 class CPBrowsingContextManager : public NotificationObserver { | 26 class CPBrowsingContextManager : public NotificationObserver { |
| 27 public: | 27 public: |
| 28 static CPBrowsingContextManager* GetInstance(); | 28 static CPBrowsingContextManager* GetInstance(); |
| 29 | 29 |
| 30 // Note: don't call these directly - use Instance() above. They are public | 30 // Note: don't call these directly - use Instance() above. They are public |
| 31 // so Singleton can access them. | 31 // so Singleton can access them. |
| 32 CPBrowsingContextManager(); | 32 CPBrowsingContextManager(); |
| 33 ~CPBrowsingContextManager(); | 33 ~CPBrowsingContextManager(); |
| 34 | 34 |
| 35 // Generate a new unique CPBrowsingContext ID from the given | 35 // Generate a new unique CPBrowsingContext ID from the given |
| 36 // URLRequestContext. Multiple CPBrowsingContexts can map to the same | 36 // net::URLRequestContext. Multiple CPBrowsingContexts can map to the same |
| 37 // URLRequestContext. | 37 // net::URLRequestContext. |
| 38 CPBrowsingContext Allocate(net::URLRequestContext* context); | 38 CPBrowsingContext Allocate(net::URLRequestContext* context); |
| 39 | 39 |
| 40 // Return the URLRequestContext that this CPBrowsingContext refers to, or NULL | 40 // Return the net::URLRequestContext that this CPBrowsingContext refers to, or |
| 41 // if not found. | 41 // NULL if not found. |
| 42 net::URLRequestContext* ToURLRequestContext(CPBrowsingContext id); | 42 net::URLRequestContext* ToURLRequestContext(CPBrowsingContext id); |
| 43 | 43 |
| 44 // Return a CPBrowsingContext ID that corresponds to the given | 44 // Return a CPBrowsingContext ID that corresponds to the given |
| 45 // URLRequestContext. This function differs from Allocate in that calling | 45 // net::URLRequestContext. This function differs from Allocate in that calling |
| 46 // this multiple times with the same argument gives the same ID. | 46 // this multiple times with the same argument gives the same ID. |
| 47 CPBrowsingContext Lookup(net::URLRequestContext* context); | 47 CPBrowsingContext Lookup(net::URLRequestContext* context); |
| 48 | 48 |
| 49 private: | 49 private: |
| 50 // NotificationObserver | 50 // NotificationObserver |
| 51 virtual void Observe(NotificationType type, | 51 virtual void Observe(NotificationType type, |
| 52 const NotificationSource& source, | 52 const NotificationSource& source, |
| 53 const NotificationDetails& details); | 53 const NotificationDetails& details); |
| 54 | 54 |
| 55 typedef IDMap<net::URLRequestContext> Map; | 55 typedef IDMap<net::URLRequestContext> Map; |
| 56 typedef std::map<net::URLRequestContext*, CPBrowsingContext> ReverseMap; | 56 typedef std::map<net::URLRequestContext*, CPBrowsingContext> ReverseMap; |
| 57 | 57 |
| 58 NotificationRegistrar registrar_; | 58 NotificationRegistrar registrar_; |
| 59 | 59 |
| 60 Map map_; // map of CPBrowsingContext -> URLRequestContext | 60 Map map_; // map of CPBrowsingContext -> net::URLRequestContext |
| 61 ReverseMap reverse_map_; // map of URLRequestContext -> CPBrowsingContext | 61 ReverseMap reverse_map_; // map of net::URLRequestContext -> CPBrowsingContext |
| 62 }; | 62 }; |
| 63 | 63 |
| 64 #endif // CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ | 64 #endif // CHROME_BROWSER_CHROME_PLUGIN_BROWSING_CONTEXT_H_ |
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