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// Copyright (c) 2010 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 REMOTING_HOST_JSON_HOST_CONFIG_H_
#define REMOTING_HOST_JSON_HOST_CONFIG_H_
#include <string>
#include "base/lock.h"
#include "base/ref_counted.h"
#include "base/scoped_ptr.h"
#include "remoting/host/host_config.h"
class FilePath;
class JsonPrefStore;
class Task;
namespace base {
class MessageLoopProxy;
} // namespace base
namespace remoting {
// JsonHostConfig implements MutableHostConfig for JSON file.
class JsonHostConfig : public MutableHostConfig {
public:
JsonHostConfig(const FilePath& pref_filename,
base::MessageLoopProxy* file_message_loop_proxy);
virtual bool Read();
// MutableHostConfig interface.
virtual bool GetString(const std::wstring& path,
std::wstring* out_value);
virtual bool GetString(const std::wstring& path,
std::string* out_value);
virtual void Update(Task* task);
virtual void SetString(const std::wstring& path,
const std::wstring& in_value);
virtual void SetString(const std::wstring& path,
const std::string& in_value);
private:
void DoWrite();
// |lock_| must be locked whenever we access pref_store_;
Lock lock_;
scoped_ptr<JsonPrefStore> pref_store_;
scoped_refptr<base::MessageLoopProxy> message_loop_proxy_;
DISALLOW_COPY_AND_ASSIGN(JsonHostConfig);
};
} // namespace remoting
#endif // REMOTING_HOST_JSON_HOST_CONFIG_H_
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