| // Copyright (c) 2011 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_EXTENSION_SETTINGS_NOOP_STORAGE_H_ |
| #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_NOOP_STORAGE_H_ |
| #pragma once |
| |
| #include "base/compiler_specific.h" |
| #include "chrome/browser/extensions/extension_settings_storage.h" |
| |
| // Implementation of ExtensionSettingsStorage which does nothing, but behaves |
| // as though each Get/Set were successful. |
| // Intended to be wrapped by a Cache for trivial in-memory storage. |
| class ExtensionSettingsNoopStorage : public ExtensionSettingsStorage { |
| public: |
| ExtensionSettingsNoopStorage() {} |
| |
| virtual void DeleteSoon() OVERRIDE; |
| virtual void Get(const std::string& key, Callback* callback) OVERRIDE; |
| virtual void Get(const ListValue& keys, Callback* callback) OVERRIDE; |
| virtual void Get(Callback* callback) OVERRIDE; |
| virtual void Set( |
| const std::string& key, const Value& value, Callback* callback) OVERRIDE; |
| virtual void Set(const DictionaryValue& values, Callback* callback) OVERRIDE; |
| virtual void Remove(const std::string& key, Callback* callback) OVERRIDE; |
| virtual void Remove(const ListValue& keys, Callback* callback) OVERRIDE; |
| virtual void Clear(Callback *callback) OVERRIDE; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(ExtensionSettingsNoopStorage); |
| }; |
| |
| #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SETTINGS_NOOP_STORAGE_H_ |