| // Copyright 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 EXTENSIONS_BROWSER_API_STORAGE_LOCAL_VALUE_STORE_CACHE_H_ |
| #define EXTENSIONS_BROWSER_API_STORAGE_LOCAL_VALUE_STORE_CACHE_H_ |
| |
| #include <memory> |
| |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "extensions/browser/api/storage/settings_storage_quota_enforcer.h" |
| #include "extensions/browser/api/storage/value_store_cache.h" |
| |
| namespace extensions { |
| |
| class ValueStoreFactory; |
| |
| // ValueStoreCache for the LOCAL namespace. It owns a backend for apps and |
| // another for extensions. Each backend takes care of persistence. |
| class LocalValueStoreCache : public ValueStoreCache { |
| public: |
| explicit LocalValueStoreCache( |
| const scoped_refptr<ValueStoreFactory>& factory); |
| ~LocalValueStoreCache() override; |
| |
| // ValueStoreCache implementation: |
| void RunWithValueStoreForExtension( |
| const StorageCallback& callback, |
| scoped_refptr<const Extension> extension) override; |
| void DeleteStorageSoon(const std::string& extension_id) override; |
| |
| private: |
| using StorageMap = std::map<std::string, std::unique_ptr<ValueStore>>; |
| |
| ValueStore* GetStorage(const Extension* extension); |
| |
| // The Factory to use for creating new ValueStores. |
| const scoped_refptr<ValueStoreFactory> storage_factory_; |
| |
| // Quota limits (see SettingsStorageQuotaEnforcer). |
| const SettingsStorageQuotaEnforcer::Limits quota_; |
| |
| // The collection of ValueStores for local storage. |
| StorageMap storage_map_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LocalValueStoreCache); |
| }; |
| |
| } // namespace extensions |
| |
| #endif // EXTENSIONS_BROWSER_API_STORAGE_LOCAL_VALUE_STORE_CACHE_H_ |