61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
// Copyright 2017 The Chromium Embedded Framework Authors.
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// Portions copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
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#define CEF_LIBCEF_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
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#include <memory>
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#include "base/memory/ref_counted.h"
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#include "extensions/browser/api/storage/settings_storage_quota_enforcer.h"
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#include "extensions/browser/api/storage/value_store_cache.h"
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namespace value_store {
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class ValueStoreFactory;
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}
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namespace extensions {
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namespace cef {
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// Based on LocalValueStoreCache
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// ValueStoreCache for the SYNC namespace. It owns a backend for apps and
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// another for extensions. Each backend takes care of persistence.
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class SyncValueStoreCache : public ValueStoreCache {
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public:
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explicit SyncValueStoreCache(
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scoped_refptr<value_store::ValueStoreFactory> factory);
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SyncValueStoreCache(const SyncValueStoreCache&) = delete;
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SyncValueStoreCache& operator=(const SyncValueStoreCache&) = delete;
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~SyncValueStoreCache() override;
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// ValueStoreCache implementation:
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void RunWithValueStoreForExtension(
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StorageCallback callback,
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scoped_refptr<const Extension> extension) override;
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void DeleteStorageSoon(const std::string& extension_id) override;
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private:
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using StorageMap =
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std::map<std::string, std::unique_ptr<value_store::ValueStore>>;
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value_store::ValueStore* GetStorage(const Extension* extension);
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// The Factory to use for creating new ValueStores.
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const scoped_refptr<value_store::ValueStoreFactory> storage_factory_;
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// Quota limits (see SettingsStorageQuotaEnforcer).
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const SettingsStorageQuotaEnforcer::Limits quota_;
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// The collection of ValueStores for local storage.
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StorageMap storage_map_;
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};
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} // namespace cef
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} // namespace extensions
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#endif // CEF_LIBCEF_BROWSER_EXTENSIONS_API_STORAGE_SYNC_VALUE_STORE_CACHE_H_
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