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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 COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_
#define COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_
#include <memory>
#include <string>
#include <vector>
#include "base/callback.h"
#include "base/containers/flat_map.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/optional.h"
#include "components/update_client/component.h"
#include "components/update_client/protocol_parser.h"
#include "url/gurl.h"
namespace update_client {
class Configurator;
class PersistedData;
class UpdateChecker {
public:
using UpdateCheckCallback = base::OnceCallback<void(
const base::Optional<ProtocolParser::Results>& results,
ErrorCategory error_category,
int error,
int retry_after_sec)>;
using Factory =
std::unique_ptr<UpdateChecker> (*)(scoped_refptr<Configurator> config,
PersistedData* persistent);
virtual ~UpdateChecker() = default;
// Initiates an update check for the components specified by their ids.
// |additional_attributes| provides a way to customize the <request> element.
// |is_foreground| controls the value of "X-Goog-Update-Interactivity"
// header which is sent with the update check.
// On completion, the state of |components| is mutated as required by the
// server response received.
virtual void CheckForUpdates(
const std::string& session_id,
const std::vector<std::string>& ids_to_check,
const IdToComponentPtrMap& components,
const base::flat_map<std::string, std::string>& additional_attributes,
bool enabled_component_updates,
UpdateCheckCallback update_check_callback) = 0;
static std::unique_ptr<UpdateChecker> Create(
scoped_refptr<Configurator> config,
PersistedData* persistent);
protected:
UpdateChecker() = default;
private:
DISALLOW_COPY_AND_ASSIGN(UpdateChecker);
};
} // namespace update_client
#endif // COMPONENTS_UPDATE_CLIENT_UPDATE_CHECKER_H_
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