| // 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 COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_ |
| #define COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_ |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "components/update_client/update_response.h" |
| #include "url/gurl.h" |
| |
| class GURL; |
| |
| namespace net { |
| class URLRequestContextGetter; |
| } |
| |
| namespace update_client { |
| |
| class Configurator; |
| struct CrxUpdateItem; |
| |
| class UpdateChecker { |
| public: |
| typedef base::Callback<void(const GURL& original_url, |
| int error, |
| const std::string& error_message, |
| const UpdateResponse::Results& results)> |
| UpdateCheckCallback; |
| |
| virtual ~UpdateChecker() {} |
| |
| // Initiates an update check for the |items_to_check|. |additional_attributes| |
| // provides a way to customize the <request> element. This value is inserted |
| // as-is, therefore it must be well-formed as an XML attribute string. |
| virtual bool CheckForUpdates( |
| const std::vector<CrxUpdateItem*>& items_to_check, |
| const std::string& additional_attributes, |
| const UpdateCheckCallback& update_check_callback) = 0; |
| |
| static scoped_ptr<UpdateChecker> Create(const Configurator& config); |
| |
| protected: |
| UpdateChecker() {} |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(UpdateChecker); |
| }; |
| |
| } // namespace update_client |
| |
| #endif // COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_ |