blob: 01ec7d3e1649cdbff41e606a53dec463bd66e68c [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <memory>
#include <vector>
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "blimp/common/proto/blimp_message.pb.h"
#include "blimp/net/blimp_net_export.h"
namespace base {
class SequencedTaskRunner;
} // namespace base
namespace blimp {
class BlimpMessageProcessor;
class BlimpMessageThreadPipe;
class BrowserConnectionHandler;
class IoThreadPipeManager;
// This class is used on the UI thread for registering features and setting up
// BlimpMessageThreadPipes for communicating with |connection_handler| on the
// IO thread.
class BLIMP_NET_EXPORT ThreadPipeManager {
// Caller is responsible for ensuring that |connection_handler| outlives
// |this|.
explicit ThreadPipeManager(
const scoped_refptr<base::SequencedTaskRunner>& io_task_runner,
const scoped_refptr<base::SequencedTaskRunner>& ui_task_runner,
BrowserConnectionHandler* connection_handler);
// Registers a message processor |incoming_processor| which will receive all
// messages of the |type| specified. Returns a BlimpMessageProcessor object
// for sending messages of type |type|.
std::unique_ptr<BlimpMessageProcessor> RegisterFeature(
BlimpMessage::Type type,
BlimpMessageProcessor* incoming_processor);
scoped_refptr<base::SequencedTaskRunner> io_task_runner_;
scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
// Container for BlimpMessageThreadPipes that are destroyed on IO thread.
std::unique_ptr<IoThreadPipeManager> io_pipe_manager_;
// Pipes for routing messages from the IO to the UI thread.
// Incoming messages are only routed to the UI thread since all features run
// there.
std::vector<std::unique_ptr<BlimpMessageThreadPipe>> incoming_pipes_;
} // namespace blimp