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| 1 // Copyright 2017 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 "extensions/browser/api/cast_channel/cast_socket_service.h" |
| 6 |
| 7 #include "base/memory/ptr_util.h" |
| 8 |
| 9 namespace extensions { |
| 10 namespace api { |
| 11 namespace cast_channel { |
| 12 |
| 13 int CastSocketRegistry::last_channel_id_ = 0; |
| 14 |
| 15 CastSocketRegistry::CastSocketRegistry() = default; |
| 16 |
| 17 CastSocketRegistry::~CastSocketRegistry() { |
| 18 DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| 19 } |
| 20 |
| 21 int CastSocketRegistry::AddSocket(std::unique_ptr<CastSocket> socket) { |
| 22 DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| 23 DCHECK(socket); |
| 24 int id = ++last_channel_id_; |
| 25 socket->set_id(id); |
| 26 sockets_.insert(std::make_pair(id, std::move(socket))); |
| 27 return id; |
| 28 } |
| 29 |
| 30 std::unique_ptr<CastSocket> CastSocketRegistry::RemoveSocket(int channel_id) { |
| 31 DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| 32 DCHECK(channel_id > 0); |
| 33 auto socket_it = sockets_.find(channel_id); |
| 34 |
| 35 std::unique_ptr<CastSocket> socket; |
| 36 if (socket_it != sockets_.end()) { |
| 37 socket = std::move(socket_it->second); |
| 38 sockets_.erase(socket_it); |
| 39 } |
| 40 return socket; |
| 41 } |
| 42 |
| 43 CastSocket* CastSocketRegistry::GetSocket(int channel_id) const { |
| 44 DCHECK_CALLED_ON_VALID_THREAD(thread_checker_); |
| 45 DCHECK(channel_id > 0); |
| 46 const auto& socket_it = sockets_.find(channel_id); |
| 47 return socket_it == sockets_.end() ? nullptr : socket_it->second.get(); |
| 48 } |
| 49 |
| 50 CastSocketService::CastSocketService() = default; |
| 51 CastSocketService::~CastSocketService() = default; |
| 52 |
| 53 CastSocketRegistry* CastSocketService::GetOrCreateSocketRegistry() { |
| 54 DCHECK_CURRENTLY_ON(content::BrowserThread::IO); |
| 55 if (!sockets_) |
| 56 sockets_.reset(new CastSocketRegistry()); |
| 57 return sockets_.get(); |
| 58 } |
| 59 |
| 60 } // namespace cast_channel |
| 61 } // namespace api |
| 62 } // namespace extensions |
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