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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_CAST_RECEIVER_BROWSER_PUBLIC_RUNTIME_APPLICATION_DISPATCHER_H_
#define COMPONENTS_CAST_RECEIVER_BROWSER_PUBLIC_RUNTIME_APPLICATION_DISPATCHER_H_
#include <memory>
#include <string>
#include "base/functional/callback.h"
#include "components/cast_receiver/browser/public/application_config.h"
namespace cast_receiver {
class RuntimeApplication;
// This class is responsible for creating new RuntimeApplication instances for
// and managing all existing instances.
//
// |TEmbedderApplication| must implement EmbedderApplication.
template <typename TEmbedderApplication>
class RuntimeApplicationDispatcher {
public:
// Creates a new instance of TEmbedderApplication. The provided instance
// of RuntimeApplication is expected to persist for the duration of the
// created types lifetime.
using EmbedderApplicationFactory =
base::OnceCallback<std::unique_ptr<TEmbedderApplication>(
std::unique_ptr<RuntimeApplication>)>;
virtual ~RuntimeApplicationDispatcher() = default;
// Creates an application of |TEmbedderApplication| type and adds to
// the |loaded_apps_| list.
virtual TEmbedderApplication* CreateApplication(
std::string session_id,
cast_receiver::ApplicationConfig app_config,
EmbedderApplicationFactory factory) = 0;
// Returns an existing application with session id as specified or nullptr if
// no such application exists.
virtual TEmbedderApplication* GetApplication(
const std::string& session_id) = 0;
// Destroys an existing application with session id as specified and returns
// the removed instance.
virtual std::unique_ptr<TEmbedderApplication> DestroyApplication(
const std::string& session_id) = 0;
};
} // namespace cast_receiver
#endif // COMPONENTS_CAST_RECEIVER_BROWSER_PUBLIC_RUNTIME_APPLICATION_DISPATCHER_H_
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