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// 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 CHROME_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
#define CHROME_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
#include <memory>
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "components/sync/model/syncable_service.h"
#include "extensions/browser/api/storage/settings_observer.h"
#include "extensions/browser/api/storage/value_store_cache.h"
namespace base {
class FilePath;
}
namespace syncer {
class SyncableService;
}
namespace extensions {
class SyncStorageBackend;
class ValueStoreFactory;
// ValueStoreCache for the SYNC namespace. It owns a backend for apps and
// another for extensions. Each backend takes care of persistence and syncing.
class SyncValueStoreCache : public ValueStoreCache {
public:
SyncValueStoreCache(const scoped_refptr<ValueStoreFactory>& factory,
const scoped_refptr<SettingsObserverList>& observers,
const base::FilePath& profile_path);
~SyncValueStoreCache() override;
syncer::SyncableService* GetSyncableService(syncer::ModelType type) const;
// ValueStoreCache implementation:
void RunWithValueStoreForExtension(
const StorageCallback& callback,
scoped_refptr<const Extension> extension) override;
void DeleteStorageSoon(const std::string& extension_id) override;
private:
void InitOnFileThread(const scoped_refptr<ValueStoreFactory>& factory,
const scoped_refptr<SettingsObserverList>& observers,
const base::FilePath& profile_path);
bool initialized_;
std::unique_ptr<SyncStorageBackend> app_backend_;
std::unique_ptr<SyncStorageBackend> extension_backend_;
DISALLOW_COPY_AND_ASSIGN(SyncValueStoreCache);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
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