| // Copyright (c) 2013 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_INDEXED_DB_INDEXED_DB_FACTORY_H_ |
| #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_H_ |
| |
| #include <map> |
| #include <set> |
| |
| #include "base/basictypes.h" |
| #include "base/files/file_path.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/strings/string16.h" |
| #include "content/browser/indexed_db/indexed_db_callbacks.h" |
| #include "content/browser/indexed_db/indexed_db_database.h" |
| #include "content/browser/indexed_db/indexed_db_database_callbacks.h" |
| #include "content/common/content_export.h" |
| |
| namespace content { |
| |
| class IndexedDBBackingStore; |
| |
| class CONTENT_EXPORT IndexedDBFactory |
| : NON_EXPORTED_BASE(public base::RefCounted<IndexedDBFactory>) { |
| public: |
| IndexedDBFactory(); |
| |
| // Notifications from weak pointers. |
| void ReleaseDatabase(const IndexedDBDatabase::Identifier& identifier, |
| bool forcedClose); |
| |
| void GetDatabaseNames(scoped_refptr<IndexedDBCallbacks> callbacks, |
| const std::string& origin_identifier, |
| const base::FilePath& data_directory); |
| void Open(const string16& name, |
| int64 version, |
| int64 transaction_id, |
| scoped_refptr<IndexedDBCallbacks> callbacks, |
| scoped_refptr<IndexedDBDatabaseCallbacks> database_callbacks, |
| const std::string& origin_identifier, |
| const base::FilePath& data_directory); |
| |
| void DeleteDatabase(const string16& name, |
| scoped_refptr<IndexedDBCallbacks> callbacks, |
| const std::string& origin_identifier, |
| const base::FilePath& data_directory); |
| |
| // Iterates over all databases; for diagnostics only. |
| std::vector<IndexedDBDatabase*> GetOpenDatabasesForOrigin( |
| const std::string& origin_identifier) const; |
| |
| protected: |
| friend class base::RefCounted<IndexedDBFactory>; |
| |
| virtual ~IndexedDBFactory(); |
| |
| virtual scoped_refptr<IndexedDBBackingStore> OpenBackingStore( |
| const std::string& origin_identifier, |
| const base::FilePath& data_directory, |
| WebKit::WebIDBCallbacks::DataLoss* data_loss, |
| bool* disk_full); |
| |
| void ReleaseBackingStore(const std::string& identifier, bool immediate); |
| void CloseBackingStore(const std::string& identifier); |
| |
| private: |
| // Called internally after a database is closed, with some delay. If this |
| // factory has the last reference, it will be released. |
| void MaybeCloseBackingStore(const std::string& identifier); |
| bool HasLastBackingStoreReference(const std::string& identifier) const; |
| |
| typedef std::map<IndexedDBDatabase::Identifier, |
| scoped_refptr<IndexedDBDatabase> > IndexedDBDatabaseMap; |
| IndexedDBDatabaseMap database_map_; |
| |
| typedef std::map<std::string, scoped_refptr<IndexedDBBackingStore> > |
| IndexedDBBackingStoreMap; |
| IndexedDBBackingStoreMap backing_store_map_; |
| |
| std::set<scoped_refptr<IndexedDBBackingStore> > session_only_backing_stores_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_H_ |