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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_PING_MANAGER_H_
#define COMPONENTS_UPDATE_CLIENT_PING_MANAGER_H_
#include <string>
#include "base/callback_forward.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "base/threading/thread_checker.h"
namespace update_client {
class Configurator;
class Component;
#if defined(STARBOARD)
class PingSender;
#endif
class PingManager : public base::RefCountedThreadSafe<PingManager> {
public:
// |error| is 0 if the ping was sent successfully, otherwise |error| contains
// a value with no particular meaning for the caller.
using Callback =
base::OnceCallback<void(int error, const std::string& response)>;
explicit PingManager(scoped_refptr<Configurator> config);
// Sends a ping for the |item|. |callback| is invoked after the ping is sent
// or an error has occured. The ping itself is not persisted and it will
// be discarded if it has not been sent for any reason.
virtual void SendPing(const Component& component, Callback callback);
#if defined(STARBOARD)
virtual void Cancel();
#endif
protected:
virtual ~PingManager();
private:
friend class base::RefCountedThreadSafe<PingManager>;
THREAD_CHECKER(thread_checker_);
const scoped_refptr<Configurator> config_;
#if defined(STARBOARD)
scoped_refptr<PingSender> ping_sender_;
#endif
DISALLOW_COPY_AND_ASSIGN(PingManager);
};
} // namespace update_client
#endif // COMPONENTS_UPDATE_CLIENT_PING_MANAGER_H_