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// Copyright (c) 2012 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_SERVICE_SERVICE_PROCESS_PREFS_H_
#define CHROME_SERVICE_SERVICE_PROCESS_PREFS_H_
#include <string>
#include "base/macros.h"
#include "base/prefs/json_pref_store.h"
namespace base {
class DictionaryValue;
class ListValue;
class SequencedTaskRunner;
}
// Manages persistent preferences for the service process. This is basically a
// thin wrapper around JsonPrefStore for more comfortable use.
class ServiceProcessPrefs {
public:
// |sequenced_task_runner| must be a shutdown-blocking task runner.
ServiceProcessPrefs(const base::FilePath& pref_filename,
base::SequencedTaskRunner* task_runner);
~ServiceProcessPrefs();
// Read preferences from the backing file.
void ReadPrefs();
// Write the data to the backing file.
void WritePrefs();
// Returns a string preference for |key|.
std::string GetString(const std::string& key,
const std::string& default_value) const;
// Set a string |value| for |key|.
void SetString(const std::string& key, const std::string& value);
// Returns a boolean preference for |key|.
bool GetBoolean(const std::string& key, bool default_value) const;
// Set a boolean |value| for |key|.
void SetBoolean(const std::string& key, bool value);
// Returns an int preference for |key|.
int GetInt(const std::string& key, int default_value) const;
// Set an int |value| for |key|.
void SetInt(const std::string& key, int value);
// Returns a dictionary preference for |key|.
const base::DictionaryValue* GetDictionary(const std::string& key) const;
// Returns a list for |key|.
const base::ListValue* GetList(const std::string& key) const;
// Set a |value| for |key|.
void SetValue(const std::string& key, scoped_ptr<base::Value> value);
// Removes the pref specified by |key|.
void RemovePref(const std::string& key);
private:
scoped_refptr<JsonPrefStore> prefs_;
DISALLOW_COPY_AND_ASSIGN(ServiceProcessPrefs);
};
#endif // CHROME_SERVICE_SERVICE_PROCESS_PREFS_H_