| // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_APPCACHE_SERVICE_H_ |
| #define CONTENT_PUBLIC_BROWSER_APPCACHE_SERVICE_H_ |
| |
| #include <map> |
| #include <set> |
| |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "content/common/content_export.h" |
| #include "content/public/common/appcache_info.h" |
| #include "net/base/completion_callback.h" |
| |
| namespace content { |
| |
| class AppCacheStorage; |
| |
| // Refcounted container to avoid copying the collection in callbacks. |
| struct CONTENT_EXPORT AppCacheInfoCollection |
| : public base::RefCountedThreadSafe<AppCacheInfoCollection> { |
| AppCacheInfoCollection(); |
| |
| std::map<GURL, AppCacheInfoVector> infos_by_origin; |
| |
| private: |
| friend class base::RefCountedThreadSafe<AppCacheInfoCollection>; |
| virtual ~AppCacheInfoCollection(); |
| }; |
| |
| // Exposes a limited interface to the AppCacheService. |
| // Call these methods only on the IO thread. |
| class CONTENT_EXPORT AppCacheService { |
| public: |
| // Determines if a request for 'url' can be satisfied while offline. |
| // This method always completes asynchronously. |
| virtual void CanHandleMainResourceOffline(const GURL& url, |
| const GURL& first_party, |
| const net::CompletionCallback& |
| callback) = 0; |
| |
| // Populates 'collection' with info about all of the appcaches stored |
| // within the service, 'callback' is invoked upon completion. The service |
| // acquires a reference to the 'collection' until until completion. |
| // This method always completes asynchronously. |
| virtual void GetAllAppCacheInfo(AppCacheInfoCollection* collection, |
| const net::CompletionCallback& callback) = 0; |
| |
| // Deletes the group identified by 'manifest_url', 'callback' is |
| // invoked upon completion. Upon completion, the cache group and |
| // any resources within the group are no longer loadable and all |
| // subresource loads for pages associated with a deleted group |
| // will fail. This method always completes asynchronously. |
| virtual void DeleteAppCacheGroup(const GURL& manifest_url, |
| const net::CompletionCallback& callback) = 0; |
| |
| protected: |
| virtual ~AppCacheService() {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_APPCACHE_SERVICE_H_ |