chrome/service/service_process_prefs.cc

   1 // Copyright (c) 2011 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 "chrome/service/service_process_prefs.h"
   6
   7 #include "base/message_loop/message_loop_proxy.h"
   8 #include "base/values.h"
   9
  10 ServiceProcessPrefs::ServiceProcessPrefs(
  11     const base::FilePath& pref_filename,
  12     base::SequencedTaskRunner* task_runner)
  13     : prefs_(new JsonPrefStore(pref_filename, task_runner)) {
  14 }
  15
  16 ServiceProcessPrefs::~ServiceProcessPrefs() {}
  17
  18 void ServiceProcessPrefs::ReadPrefs() {
  19   prefs_->ReadPrefs();
  20 }
  21
  22 void ServiceProcessPrefs::WritePrefs() {
  23   prefs_->CommitPendingWrite();
  24 }
  25
  26 std::string ServiceProcessPrefs::GetString(
  27     const std::string& key,
  28     const std::string& default_value) const {
  29   const base::Value* value;
  30   std::string result;
  31   if (!prefs_->GetValue(key, &value) || !value->GetAsString(&result))
  32     return default_value;
  33
  34   return result;
  35 }
  36
  37 void ServiceProcessPrefs::SetString(const std::string& key,
  38                                     const std::string& value) {
  39   prefs_->SetValue(key, new base::StringValue(value));
  40 }
  41
  42 bool ServiceProcessPrefs::GetBoolean(const std::string& key,
  43                                      bool default_value) const {
  44   const base::Value* value;
  45   bool result = false;
  46   if (!prefs_->GetValue(key, &value) || !value->GetAsBoolean(&result))
  47     return default_value;
  48
  49   return result;
  50 }
  51
  52 void ServiceProcessPrefs::SetBoolean(const std::string& key, bool value) {
  53   prefs_->SetValue(key, new base::FundamentalValue(value));
  54 }
  55
  56 int ServiceProcessPrefs::GetInt(const std::string& key,
  57                                 int default_value) const {
  58   const base::Value* value;
  59   int result = default_value;
  60   if (!prefs_->GetValue(key, &value) || !value->GetAsInteger(&result))
  61     return default_value;
  62
  63   return result;
  64 }
  65
  66 void ServiceProcessPrefs::SetInt(const std::string& key, int value) {
  67   prefs_->SetValue(key, new base::FundamentalValue(value));
  68 }
  69
  70 const base::DictionaryValue* ServiceProcessPrefs::GetDictionary(
  71     const std::string& key) const {
  72   const base::Value* value;
  73   if (!prefs_->GetValue(key, &value) ||
  74       !value->IsType(base::Value::TYPE_DICTIONARY)) {
  75     return NULL;
  76   }
  77
  78   return static_cast<const base::DictionaryValue*>(value);
  79 }
  80
  81 const base::ListValue* ServiceProcessPrefs::GetList(
  82     const std::string& key) const {
  83   const base::Value* value;
  84   if (!prefs_->GetValue(key, &value) || !value->IsType(base::Value::TYPE_LIST))
  85     return NULL;
  86
  87   return static_cast<const base::ListValue*>(value);
  88 }
  89
  90 void ServiceProcessPrefs::SetValue(const std::string& key, base::Value* value) {
  91   prefs_->SetValue(key, value);
  92 }
  93
  94 void ServiceProcessPrefs::RemovePref(const std::string& key) {
  95   prefs_->RemoveValue(key);
  96 }
  97