| // Copyright (c) 2014 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_IMPL_H_ |
| #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_IMPL_H_ |
| |
| #include <stddef.h> |
| |
| #include <map> |
| #include <set> |
| #include <string> |
| |
| #include "base/gtest_prod_util.h" |
| #include "base/macros.h" |
| #include "content/browser/indexed_db/indexed_db_factory.h" |
| |
| namespace content { |
| |
| class IndexedDBContextImpl; |
| |
| class CONTENT_EXPORT IndexedDBFactoryImpl : public IndexedDBFactory { |
| public: |
| explicit IndexedDBFactoryImpl(IndexedDBContextImpl* context); |
| |
| // content::IndexedDBFactory overrides: |
| void ReleaseDatabase(const IndexedDBDatabase::Identifier& identifier, |
| bool forced_close) override; |
| |
| void GetDatabaseNames(scoped_refptr<IndexedDBCallbacks> callbacks, |
| const GURL& origin_url, |
| const base::FilePath& data_directory, |
| net::URLRequestContext* request_context) override; |
| void Open(const base::string16& name, |
| const IndexedDBPendingConnection& connection, |
| net::URLRequestContext* request_context, |
| const GURL& origin_url, |
| const base::FilePath& data_directory) override; |
| |
| void DeleteDatabase(const base::string16& name, |
| net::URLRequestContext* request_context, |
| scoped_refptr<IndexedDBCallbacks> callbacks, |
| const GURL& origin_url, |
| const base::FilePath& data_directory) override; |
| |
| void HandleBackingStoreFailure(const GURL& origin_url) override; |
| void HandleBackingStoreCorruption( |
| const GURL& origin_url, |
| const IndexedDBDatabaseError& error) override; |
| |
| OriginDBs GetOpenDatabasesForOrigin(const GURL& origin_url) const override; |
| |
| void ForceClose(const GURL& origin_url) override; |
| |
| // Called by the IndexedDBContext destructor so the factory can do cleanup. |
| void ContextDestroyed() override; |
| |
| // Called by the IndexedDBActiveBlobRegistry. |
| void ReportOutstandingBlobs(const GURL& origin_url, |
| bool blobs_outstanding) override; |
| |
| // Called by an IndexedDBDatabase when it is actually deleted. |
| void DatabaseDeleted( |
| const IndexedDBDatabase::Identifier& identifier) override; |
| |
| size_t GetConnectionCount(const GURL& origin_url) const override; |
| |
| protected: |
| ~IndexedDBFactoryImpl() override; |
| |
| scoped_refptr<IndexedDBBackingStore> OpenBackingStore( |
| const GURL& origin_url, |
| const base::FilePath& data_directory, |
| net::URLRequestContext* request_context, |
| blink::WebIDBDataLoss* data_loss, |
| std::string* data_loss_reason, |
| bool* disk_full, |
| leveldb::Status* s) override; |
| |
| scoped_refptr<IndexedDBBackingStore> OpenBackingStoreHelper( |
| const GURL& origin_url, |
| const base::FilePath& data_directory, |
| net::URLRequestContext* request_context, |
| blink::WebIDBDataLoss* data_loss, |
| std::string* data_loss_message, |
| bool* disk_full, |
| bool first_time, |
| leveldb::Status* s) override; |
| |
| void ReleaseBackingStore(const GURL& origin_url, bool immediate); |
| void CloseBackingStore(const GURL& origin_url); |
| IndexedDBContextImpl* context() const { return context_; } |
| |
| private: |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, |
| BackingStoreReleasedOnForcedClose); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, |
| BackingStoreReleaseDelayedOnClose); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, DatabaseFailedOpen); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, |
| DeleteDatabaseClosesBackingStore); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, |
| ForceCloseReleasesBackingStore); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBFactoryTest, |
| GetDatabaseNamesClosesBackingStore); |
| FRIEND_TEST_ALL_PREFIXES(IndexedDBTest, |
| ForceCloseOpenDatabasesOnCommitFailure); |
| |
| typedef std::map<IndexedDBDatabase::Identifier, IndexedDBDatabase*> |
| IndexedDBDatabaseMap; |
| typedef std::map<GURL, scoped_refptr<IndexedDBBackingStore> > |
| IndexedDBBackingStoreMap; |
| |
| // Called internally after a database is closed, with some delay. If this |
| // factory has the last reference, it will be released. |
| void MaybeCloseBackingStore(const GURL& origin_url); |
| bool HasLastBackingStoreReference(const GURL& origin_url) const; |
| |
| // Testing helpers, so unit tests don't need to grovel through internal state. |
| bool IsDatabaseOpen(const GURL& origin_url, const base::string16& name) const; |
| bool IsBackingStoreOpen(const GURL& origin_url) const; |
| bool IsBackingStorePendingClose(const GURL& origin_url) const; |
| void RemoveDatabaseFromMaps(const IndexedDBDatabase::Identifier& identifier); |
| |
| IndexedDBContextImpl* context_; |
| |
| IndexedDBDatabaseMap database_map_; |
| OriginDBMap origin_dbs_; |
| IndexedDBBackingStoreMap backing_store_map_; |
| |
| std::set<scoped_refptr<IndexedDBBackingStore> > session_only_backing_stores_; |
| IndexedDBBackingStoreMap backing_stores_with_active_blobs_; |
| std::set<GURL> backends_opened_since_boot_; |
| |
| DISALLOW_COPY_AND_ASSIGN(IndexedDBFactoryImpl); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_IMPL_H_ |