| // Copyright 2015 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_BROWSER_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_ |
| #define CONTENT_BROWSER_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_ |
| |
| #include <memory> |
| |
| #include "base/files/file_path.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "content/common/content_export.h" |
| #include "content/public/browser/cache_storage_context.h" |
| #include "content/public/browser/cache_storage_usage_info.h" |
| |
| namespace base { |
| class FilePath; |
| class SequencedTaskRunner; |
| } |
| |
| namespace net { |
| class URLRequestContextGetter; |
| } |
| |
| namespace storage { |
| class QuotaManagerProxy; |
| } |
| |
| namespace url { |
| class Origin; |
| } |
| |
| namespace content { |
| |
| class BrowserContext; |
| class ChromeBlobStorageContext; |
| class CacheStorageManager; |
| |
| // One instance of this exists per StoragePartition, and services multiple |
| // child processes/origins. Most logic is delegated to the owned |
| // CacheStorageManager instance, which is only accessed on the IO |
| // thread. |
| class CONTENT_EXPORT CacheStorageContextImpl : public CacheStorageContext { |
| public: |
| explicit CacheStorageContextImpl(BrowserContext* browser_context); |
| |
| class Observer { |
| public: |
| virtual void OnCacheListChanged(const url::Origin& origin) = 0; |
| virtual void OnCacheContentChanged(const url::Origin& origin, |
| const std::string& cache_name) = 0; |
| |
| protected: |
| virtual ~Observer() {}; |
| }; |
| |
| // Init and Shutdown are for use on the UI thread when the profile, |
| // storagepartition is being setup and torn down. |
| void Init(const base::FilePath& user_data_directory, |
| scoped_refptr<storage::QuotaManagerProxy> quota_manager_proxy); |
| void Shutdown(); |
| |
| // Only callable on the IO thread. |
| CacheStorageManager* cache_manager() const; |
| |
| bool is_incognito() const { return is_incognito_; } |
| |
| // The URLRequestContext doesn't exist until after the StoragePartition is |
| // made (which is after this object is made). This function must be called |
| // after this object is created but before any CacheStorageCache operations. |
| // It must be called on the IO thread. If either parameter is NULL the |
| // function immediately returns without forwarding to the |
| // CacheStorageManager. |
| void SetBlobParametersForCache( |
| net::URLRequestContextGetter* request_context_getter, |
| ChromeBlobStorageContext* blob_storage_context); |
| |
| // CacheStorageContext |
| void GetAllOriginsInfo(GetUsageInfoCallback callback) override; |
| void DeleteForOrigin(const GURL& origin) override; |
| |
| // Only callable on the IO thread. |
| void AddObserver(CacheStorageContextImpl::Observer* observer); |
| void RemoveObserver(CacheStorageContextImpl::Observer* observer); |
| |
| protected: |
| ~CacheStorageContextImpl() override; |
| |
| private: |
| void CreateCacheStorageManager( |
| const base::FilePath& user_data_directory, |
| scoped_refptr<base::SequencedTaskRunner> cache_task_runner, |
| scoped_refptr<storage::QuotaManagerProxy> quota_manager_proxy); |
| |
| void ShutdownOnIO(); |
| |
| // Initialized in Init(); true if the user data directory is empty. |
| bool is_incognito_ = false; |
| |
| // Only accessed on the IO thread. |
| scoped_refptr<CacheStorageManager> cache_manager_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_ |