base/prefs/pref_service_factory.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/prefs/pref_service_factory.h"
   6
   7 #include "base/bind.h"
   8 #include "base/prefs/default_pref_store.h"
   9 #include "base/prefs/json_pref_store.h"
  10 #include "base/prefs/pref_filter.h"
  11 #include "base/prefs/pref_notifier_impl.h"
  12 #include "base/prefs/pref_service.h"
  13 #include "base/prefs/pref_value_store.h"
  14 #include "base/sequenced_task_runner.h"
  15
  16 namespace base {
  17
  18 namespace {
  19
  20 // Do-nothing default implementation.
  21 void DoNothingHandleReadError(PersistentPrefStore::PrefReadError error) {
  22 }
  23
  24 }  // namespace
  25
  26 PrefServiceFactory::PrefServiceFactory()
  27     : managed_prefs_(NULL),
  28       supervised_user_prefs_(NULL),
  29       extension_prefs_(NULL),
  30       command_line_prefs_(NULL),
  31       user_prefs_(NULL),
  32       recommended_prefs_(NULL),
  33       read_error_callback_(base::Bind(&DoNothingHandleReadError)),
  34       async_(false) {}
  35
  36 PrefServiceFactory::~PrefServiceFactory() {}
  37
  38 void PrefServiceFactory::SetUserPrefsFile(
  39     const base::FilePath& prefs_file,
  40     base::SequencedTaskRunner* task_runner) {
  41   user_prefs_ = new JsonPrefStore(
  42       prefs_file, task_runner, scoped_ptr<PrefFilter>());
  43 }
  44
  45 scoped_ptr<PrefService> PrefServiceFactory::Create(
  46     PrefRegistry* pref_registry) {
  47   PrefNotifierImpl* pref_notifier = new PrefNotifierImpl();
  48   scoped_ptr<PrefService> pref_service(
  49       new PrefService(pref_notifier,
  50                       new PrefValueStore(managed_prefs_.get(),
  51                                          supervised_user_prefs_.get(),
  52                                          extension_prefs_.get(),
  53                                          command_line_prefs_.get(),
  54                                          user_prefs_.get(),
  55                                          recommended_prefs_.get(),
  56                                          pref_registry->defaults().get(),
  57                                          pref_notifier),
  58                       user_prefs_.get(),
  59                       pref_registry,
  60                       read_error_callback_,
  61                       async_));
  62   return pref_service.Pass();
  63 }
  64
  65 }  // namespace base