base/supports_user_data.cc

   1 // Copyright (c) 2012 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/supports_user_data.h"
   6
   7 namespace base {
   8
   9 SupportsUserData::SupportsUserData() {}
  10
  11 SupportsUserData::Data* SupportsUserData::GetUserData(const void* key) const {
  12   DataMap::const_iterator found = user_data_.find(key);
  13   if (found != user_data_.end())
  14     return found->second.get();
  15   return NULL;
  16 }
  17
  18 void SupportsUserData::SetUserData(const void* key, Data* data) {
  19   user_data_[key] = linked_ptr<Data>(data);
  20 }
  21
  22 SupportsUserData::~SupportsUserData() {}
  23
  24 }  // namespace base