storage_partition.h revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd
1// Copyright (c) 2012 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. 4 5#ifndef CONTENT_PUBLIC_BROWSER_STORAGE_PARTITION_H_ 6#define CONTENT_PUBLIC_BROWSER_STORAGE_PARTITION_H_ 7 8#include <string> 9 10#include "base/basictypes.h" 11#include "base/files/file_path.h" 12 13class GURL; 14 15namespace appcache { 16class AppCacheService; 17} 18 19namespace fileapi { 20class FileSystemContext; 21} 22 23namespace net { 24class URLRequestContextGetter; 25} 26 27namespace quota { 28class QuotaManager; 29} 30 31namespace webkit_database { 32class DatabaseTracker; 33} 34 35namespace content { 36 37class BrowserContext; 38class IndexedDBContext; 39class DOMStorageContext; 40 41// Defines what persistent state a child process can access. 42// 43// The StoragePartition defines the view each child process has of the 44// persistent state inside the BrowserContext. This is used to implement 45// isolated storage where a renderer with isolated storage cannot see 46// the cookies, localStorage, etc., that normal web renderers have access to. 47class StoragePartition { 48 public: 49 virtual base::FilePath GetPath() = 0; 50 virtual net::URLRequestContextGetter* GetURLRequestContext() = 0; 51 virtual net::URLRequestContextGetter* GetMediaURLRequestContext() = 0; 52 virtual quota::QuotaManager* GetQuotaManager() = 0; 53 virtual appcache::AppCacheService* GetAppCacheService() = 0; 54 virtual fileapi::FileSystemContext* GetFileSystemContext() = 0; 55 virtual webkit_database::DatabaseTracker* GetDatabaseTracker() = 0; 56 virtual DOMStorageContext* GetDOMStorageContext() = 0; 57 virtual IndexedDBContext* GetIndexedDBContext() = 0; 58 59 enum StorageMask { 60 kCookies = 1 << 0, 61 62 // Corresponds to quota::kStorageTypeTemporary. 63 kQuotaManagedTemporaryStorage = 1 << 1, 64 65 // Corresponds to quota::kStorageTypePersistent. 66 kQuotaManagedPersistentStorage = 1 << 2, 67 68 // Local dom storage. 69 kLocalDomStorage = 1 << 3, 70 kSessionDomStorage = 1 << 4, 71 72 kAllStorage = -1, 73 }; 74 75 // Starts an asynchronous task that does a best-effort clear the data 76 // corresonding to the given |storage_mask| inside this StoragePartition for 77 // the given |storage_origin|. Note kSessionDomStorage is not cleared and the 78 // mask is ignored. 79 // 80 // TODO(ajwong): Right now, the embedder may have some 81 // URLRequestContextGetter objects that the StoragePartition does not know 82 // about. This will no longer be the case when we resolve 83 // http://crbug.com/159193. Remove |request_context_getter| when that bug 84 // is fixed. 85 virtual void AsyncClearDataForOrigin( 86 uint32 storage_mask, 87 const GURL& storage_origin, 88 net::URLRequestContextGetter* request_context_getter) = 0; 89 90 // Similar to AsyncClearDataForOrigin(), but deletes all data out of the 91 // StoragePartition rather than just the data related to this origin. 92 virtual void AsyncClearData(uint32 storage_mask) = 0; 93 94 protected: 95 virtual ~StoragePartition() {} 96}; 97 98} // namespace content 99 100#endif // CONTENT_PUBLIC_BROWSER_STORAGE_PARTITION_H_ 101