components/gcm_driver/instance_id/instance_id_driver.cc

   1 // Copyright 2015 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 "components/gcm_driver/instance_id/instance_id_driver.h"
   6
   7 #include "base/metrics/field_trial.h"
   8 #include "components/gcm_driver/instance_id/instance_id.h"
   9
  10 namespace instance_id {
  11
  12 namespace {
  13 #if !defined(OS_ANDROID)
  14 const char kInstanceIDFieldTrialName[] = "InstanceID";
  15 const char kInstanceIDFieldTrialEnabledGroupName[] = "Enabled";
  16 #endif    // !defined(OS_ANDROID)
  17 }  // namespace
  18
  19 // static
  20 bool InstanceIDDriver::IsInstanceIDEnabled() {
  21 #if defined(OS_ANDROID)
  22   // Not implemented yet.
  23   return false;
  24 #else
  25   std::string group_name =
  26       base::FieldTrialList::FindFullName(kInstanceIDFieldTrialName);
  27   return group_name == kInstanceIDFieldTrialEnabledGroupName;
  28 #endif    // defined(OS_ANDROID)
  29 }
  30
  31 InstanceIDDriver::InstanceIDDriver(gcm::GCMDriver* gcm_driver)
  32     : gcm_driver_(gcm_driver) {
  33 }
  34
  35 InstanceIDDriver::~InstanceIDDriver() {
  36 }
  37
  38 InstanceID* InstanceIDDriver::GetInstanceID(const std::string& app_id) {
  39   auto iter = instance_id_map_.find(app_id);
  40   if (iter != instance_id_map_.end())
  41     return iter->second;
  42
  43   scoped_ptr<InstanceID> instance_id = InstanceID::Create(app_id, gcm_driver_);
  44   InstanceID* instance_id_ptr = instance_id.get();
  45   instance_id_map_.insert(app_id, instance_id.Pass());
  46   return instance_id_ptr;
  47 }
  48
  49 void InstanceIDDriver::RemoveInstanceID(const std::string& app_id) {
  50   instance_id_map_.erase(app_id);
  51 }
  52
  53 bool InstanceIDDriver::ExistsInstanceID(const std::string& app_id) const {
  54   return instance_id_map_.find(app_id) != instance_id_map_.end();
  55 }
  56
  57 }  // namespace instance_id